17788( 16) - 09-Sep-2025 05:12:36 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 17788 Version: 16 Check-in Time: 09-Sep-2025 05:12:36 STScI Edit Number: 0 Title Building a legacy UV data set for supernovae ------------------------------------------------------------------------------------ Type Cycle GO 32 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Andy Howell Las Cumbres Observatory Global Telescope Y Network CoI: Dr. Curtis McCully Las Cumbres Observatory Global Telescope N Network CoI: Dr. Giacomo Terreran Las Cumbres Observatory Global Telescope N Network CoI: Dr. Craig Pellegrino The University of Virginia N CoI: Estefania Padilla Gonzalez University of California - Santa Barbara N CoI: Megan Newsome University of California - Santa Barbara N CoI: Joseph Farah Las Cumbres Observatory Global Telescope N Network CoI: Dr. Kyra Azalee Bostroem University of Arizona N CoI: Dr. Saurabh W. Jha Rutgers the State University of New Jersey N CoI: Dr. Peter J. Brown Texas A & M University N CoI: Prof. Alex V. Filippenko University of California - Berkeley N CoI: Dr. Sebastian Gomez University of Texas at Austin N CoI: Sophia Bella Risin University of California - Berkeley N CoI: Prof. Griffin Hosseinzadeh University of California - San Diego N CoI: Prof. David J. Sand University of Arizona N CoI: Dr. Or Graur University of Portsmouth N CoI: Mr. Sergiy Vasylyev University of California - Berkeley N CoI: Brad Tucker Australian National University N CoI: Thomas Moore Queen's University Belfast N CoI: Dr. Jennifer Andrews NOIRLab - Gemini North (HI) N CoI: Dr. Stefano Valenti University of California - Davis N CoI: Dr. Aravind Pazhayath Ravi University of California - Davis N CoI: Dr. Iair Arcavi Tel Aviv University - Wise Observatory N CoI: Dr. Xiaofeng Wang Tsinghua University N CoI: Dr. Lifan Wang Texas A & M University N CoI: Moira Andrews Las Cumbres Observatory Global Telescope N Network CoI: Dr. Tamas Szalai University of Szeged N ------------------------------------------------------------------------------------ Abstract We plan to make use of the "Flexible Thursdays" disruptive ToO mode, obtaining early STIS UV spectra of 10 supernovae. This program will more than double the number of low-z supernovae with STIS UV spectra taken less than a week after explosion. Four triggers are planned to be Type Ia supernovae, whose UV spectra may reveal the long-elusive progenitors, especially if the supernova ejecta collide with the secondary star. Six triggers are planned for core-collapse supernovae, whose spectra will help determine the radius of the progenitor through shock cooling, and probe the late-stage mass loss of the progenitor star through "flash spectroscopy" of 17788( 16) - 09-Sep-2025 05:12:36 - [ 2] circumstellar material. For other SN subtypes, we will obtain the first-ever early UV spectrum. This data set will improve supernovae as cosmological tools by helping to train lightcurve fitters, and help us prepare for upcoming facilities like the Legacy Survey of Space and Time and the Nancy Grace Roman Telescope. ------------------------------------------------------------------------------------ Observations Description ------------------------ Flexible Thursdays Supernova UV observations ------------------------------------------------------------------------------------ 17788( 16) - 09-Sep-2025 05:12:36 - [ 3] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 11 SN2024ADMM STAR, SUPERNOVA RA=03H36M6.8030S, J2000 V = 17.6 DEC=-05D10'30.12" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 12 SN2025ADJ STAR, SUPERNOVA, RA=14H59M44.4740S, J2000 V = 17 SUPERNOVA TYPE II DEC=+51D27'46.98" Reference Frame: ICRS Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2000 0.0 0.0 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 13 SN2025GJ STAR, SUPERNOVA TYPE IA RA=09H44M20.2560S, J2000 V = 17 DEC=-21D16'22.40" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 14 SN2025BAQ STAR, SUPERNOVA TYPE IA RA=14H22M17.9440S, J2000 V = 18.7 DEC=+50D30'29.76" Reference Frame: ICRS Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2000 0.0 0.0 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 15 SN2025BAG STAR, SUPERNOVA TYPE IA RA=10H18M27.2960S, J2000 Z = V = 16.8 DEC=-26D43'58.46" 0.032 Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 16 SN2025BCO STAR, SUPERNOVA TYPE II RA=13H15M43.3040S, J2000 V = 18 DEC=-00D28'18.66" Reference Frame: ICRS Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2000 0.0 0.0 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 17 SN2025EFA STAR, SUPERNOVA TYPE IA RA=12H57M28.3180S, J2000 V = 17 DEC=-28D12'6.79" Reference Frame: ICRS Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2000 0.0 0.0 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 18 AT2025JQJ STAR, SUPERNOVA RA=22H38M15.6000S, J2000 V = 18 DEC=-24D54'18.20" Reference Frame: ICRS Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2000 0.0 0.0 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 17788( 16) - 09-Sep-2025 05:12:36 - [ 4] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 19 AT2025NQF STAR, SUPERNOVA RA=21H53M17.9300S, J2000 V = 16.7 DEC=-02D14'17.72" Reference Frame: ICRS Comments: 16.7 in ATLAS o filter. ------------------------------------------------------------------------------------------------------------------------------------ 20 AT2025NNO STAR, SUPERNOVA RA=23H39M10.6080S, J2000 V = 18 DEC=+05D29'18.30" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 21 AT2025SIU STAR, SUPERNOVA RA=00H45M21.7390S, J2000 V = 17 DEC=+29D49'40.78" Reference Frame: ICRS Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2000 0.0 0.0 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 22 AT2025SCW STAR, SUPERNOVA RA=01H11M27.1780S, J2000 V = 17 DEC=-38D04'53.18" Reference Frame: ICRS Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2000 0.0 0.0 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 24 SN2025XAZ STAR, SUPERNOVA TYPE IA RA=03H34M49.9550S, J2000 V = 18 DEC=-09D50'32.98" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 17788( 16) - 09-Sep-2025 05:12:36 - [ 5] TARGET LIST Generic Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Selection Criteria | Flux data No | Name | Description | | ------------------------------------------------------------------------------------------------------------------------------------ 1 SN-UV-BRIGHT STAR, SUPERNOVA, UV BRIGHT V = 15 +/- 4 -1 SUPERNOVA TYPE II ------------------------------------------------------------------------------------------------------------------------------------ 2 SN-UV-BRIGHT STAR, SUPERNOVA, UV BRIGHT V = 15 +/- 4 -2 SUPERNOVA TYPE II ------------------------------------------------------------------------------------------------------------------------------------ 3 SN-UV-BRIGHT STAR, SUPERNOVA TYPE II UV BRIGHT V = 15 +/- 4 -3 ------------------------------------------------------------------------------------------------------------------------------------ 5 SN-UV-BRIGHT STAR, SUPERNOVA TYPE II UV BRIGHT V = 15 +/- 4 -4 ------------------------------------------------------------------------------------------------------------------------------------ 4 SN-UV-BRIGHT STAR, SUPERNOVA TYPE II UV BRIGHT V = 15 +/- 4 -5 ------------------------------------------------------------------------------------------------------------------------------------ 6 SN-UV-BRIGHT STAR, SUPERNOVA TYPE II UV BRIGHT V = 15 +/- 4 -6 ------------------------------------------------------------------------------------------------------------------------------------ 7 SN-UV-DIM-1 STAR, SUPERNOVA TYPE IA UV DIM V = 15 +/- 4 ------------------------------------------------------------------------------------------------------------------------------------ 8 SN-UV-DIM-2 STAR, SUPERNOVA TYPE IA UV DIM V = 15 +/- 4 ------------------------------------------------------------------------------------------------------------------------------------ 9 SN-UV-DIM-3 STAR, SUPERNOVA TYPE IA UV DIM V = 15 +/- 4 ------------------------------------------------------------------------------------------------------------------------------------ 10 SN-UV-DIM-4 STAR, SUPERNOVA TYPE IA UV DIM V = 15 +/- 4 ------------------------------------------------------------------------------------------------------------------------------------ 17788( 16) - 09-Sep-2025 05:12:36 - [ 6] Visit: 01 Visit Requirements: SCHED 100%; TOO FLEX DAY On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 SN2024ADMM STIS/CCD ACQ F28X50LP MIRROR 1 2 S (2 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 SN2024ADMM STIS/CCD ACCUM 52X0.2E1 G430L 4300 CR-SPLIT=2, WAVECAL=NO 1 923 S (923 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 WAVE STIS/CCD ACCUM 52X0.2 G430L 4300 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 SN2024ADMM STIS/CCD ACCUM 52X0.2E1 G750L 7751 CR-SPLIT=2 1 855 S (855 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 WAVE STIS/CCD ACCUM 52X0.2 G750L 7751 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 CCDFLAT STIS/CCD ACCUM 52X0.2 G750L 7751 2 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 SN2024ADMM STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 2233 S (2233 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ SN2024ADMM 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A SN2024ADMM 2 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 1 1 N/A SN2024ADMM 2 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 2 1 N/A WAVE 3 STIS/CCD ACCUM 52X0.2 G430L 4300 none none none none 1 N/A SN2024ADMM 4 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 1 1 N/A SN2024ADMM 4 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 2 1 N/A WAVE 5 STIS/CCD ACCUM 52X0.2 G750L 7751 none none none none 1 N/A CCDFLAT 6 STIS/CCD ACCUM 52X0.2 G750L 7751 none none 1 none 1 N/A CCDFLAT 6 STIS/CCD ACCUM 52X0.2 G750L 7751 none none 2 none 1 N/A SN2024ADMM 7 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 2 N/A SN2024ADMM 7 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 2 N/A SN2024ADMM 7 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 2 N/A WAVE 8 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 2 N/A 17788( 16) - 09-Sep-2025 05:12:36 - [ 7] Visit: 02 Visit Requirements: SCHED 100%; TOO FLEX DAY On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 SN2025ADJ STIS/CCD ACQ F28X50LP MIRROR 1 2 S (2 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 SN2025ADJ STIS/CCD ACCUM 52X0.2E1 G430L 4300 CR-SPLIT=2, WAVECAL=NO 1 932 S (932 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 WAVE STIS/CCD ACCUM 52X0.2 G430L 4300 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 SN2025ADJ STIS/CCD ACCUM 52X0.2E1 G750L 7751 CR-SPLIT=2 1 860 S (860 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 WAVE STIS/CCD ACCUM 52X0.2 G750L 7751 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 CCDFLAT STIS/CCD ACCUM 52X0.1 G750L 7751 2 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 SN2025ADJ STIS/CCD ACCUM 52X0.2 G230LB 2375 CR-SPLIT=3 1 2230 S (2230 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ SN2025ADJ 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A SN2025ADJ 2 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 1 1 N/A SN2025ADJ 2 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 2 1 N/A WAVE 3 STIS/CCD ACCUM 52X0.2 G430L 4300 none none none none 1 N/A SN2025ADJ 4 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 1 1 N/A SN2025ADJ 4 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 2 1 N/A WAVE 5 STIS/CCD ACCUM 52X0.2 G750L 7751 none none none none 1 N/A CCDFLAT 6 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 1 none 1 N/A CCDFLAT 6 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 2 none 1 N/A SN2025ADJ 7 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 1 2 N/A SN2025ADJ 7 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 2 2 N/A SN2025ADJ 7 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 3 2 N/A WAVE 8 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 2 N/A 17788( 16) - 09-Sep-2025 05:12:36 - [ 8] Visit: 03 Visit Requirements: SCHED 100%; ON HOLD ; TOO FLEX DAY On Hold Comments: Will be triggered during one of the monthly "Flexible Thursday" windows Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 SN2025BCO STIS/CCD ACQ F28X50LP MIRROR 1 2 S (2 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 SN2025BCO STIS/CCD ACCUM 52X0.2E1 G430L 4300 CR-SPLIT=2, WAVECAL=NO 1 923 S (923 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 WAVE STIS/CCD ACCUM 52X0.2 G430L 4300 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 SN2025BCO STIS/CCD ACCUM 52X0.2E1 G750L 7751 CR-SPLIT=2 1 855 S (855 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 WAVE STIS/CCD ACCUM 52X0.2 G750L 7751 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 CCDFLAT STIS/CCD ACCUM 52X0.1 G750L 7751 2 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 SN2025BCO STIS/CCD ACCUM 52X0.2 G230LB 2375 CR-SPLIT=3 1 2233 S see below (2214.9 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ SN2025BCO 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A SN2025BCO 2 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 1 1 N/A SN2025BCO 2 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 2 1 N/A WAVE 3 STIS/CCD ACCUM 52X0.2 G430L 4300 none none none none 1 N/A SN2025BCO 4 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 1 1 N/A SN2025BCO 4 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 2 1 N/A WAVE 5 STIS/CCD ACCUM 52X0.2 G750L 7751 none none none none 1 N/A CCDFLAT 6 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 1 none 1 N/A CCDFLAT 6 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 2 none 1 N/A SN2025BCO 7 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 1 2 738.3 S SN2025BCO 7 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 2 2 738.3 S SN2025BCO 7 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 3 2 738.3 S WAVE 8 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 2 N/A 17788( 16) - 09-Sep-2025 05:12:36 - [ 9] Visit: 04 Visit Requirements: SCHED 100%; ON HOLD ; TOO FLEX DAY On Hold Comments: Will be triggered during one of the monthly "Flexible Thursday" windows Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 AT2025SCW STIS/CCD ACQ F28X50LP MIRROR 1 2 S (2 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 AT2025SCW STIS/CCD ACCUM 52X0.2E1 G430L 4300 CR-SPLIT=2, WAVECAL=NO 1 923 S see below (919 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 WAVE STIS/CCD ACCUM 52X0.2 G430L 4300 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 AT2025SCW STIS/CCD ACCUM 52X0.2E1 G750L 7751 CR-SPLIT=2 1 855 S see below (851 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 WAVE STIS/CCD ACCUM 52X0.2 G750L 7751 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 CCDFLAT STIS/CCD ACCUM 52X0.1 G750L 7751 2 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 AT2025SCW STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 2233 S see below (2244.9 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ AT2025SCW 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A AT2025SCW 2 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 1 1 459.5 S AT2025SCW 2 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 2 1 459.5 S WAVE 3 STIS/CCD ACCUM 52X0.2 G430L 4300 none none none none 1 N/A AT2025SCW 4 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 1 1 425.5 S AT2025SCW 4 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 2 1 425.5 S WAVE 5 STIS/CCD ACCUM 52X0.2 G750L 7751 none none none none 1 N/A CCDFLAT 6 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 1 none 1 N/A CCDFLAT 6 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 2 none 1 N/A AT2025SCW 7 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 2 748.3 S AT2025SCW 7 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 2 748.3 S AT2025SCW 7 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 2 748.3 S WAVE 8 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 2 N/A 17788( 16) - 09-Sep-2025 05:12:36 - [ 10] Visit: 05 Visit Requirements: SCHED 100%; ON HOLD ; TOO FLEX DAY On Hold Comments: Will be triggered during one of the monthly "Flexible Thursday" windows Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 SN-UV-DIM-3 STIS/CCD ACQ F28X50LP MIRROR 1 2 S (2 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 SN-UV-DIM-3 STIS/CCD ACCUM 52X0.2E1 G430L 4300 CR-SPLIT=2, WAVECAL=NO 1 923 S see below (921 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 WAVE STIS/CCD ACCUM 52X0.2 G430L 4300 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 SN-UV-DIM-3 STIS/CCD ACCUM 52X0.2E1 G750L 7751 CR-SPLIT=2 1 855 S see below (853 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 WAVE STIS/CCD ACCUM 52X0.2 G750L 7751 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 CCDFLAT STIS/CCD ACCUM 52X0.1 G750L 7751 2 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 SN-UV-DIM-3 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 2233 S see below (2247.9 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ SN-UV-DIM-3 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A SN-UV-DIM-3 2 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 1 1 460.5 S SN-UV-DIM-3 2 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 2 1 460.5 S WAVE 3 STIS/CCD ACCUM 52X0.2 G430L 4300 none none none none 1 N/A SN-UV-DIM-3 4 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 1 1 426.5 S SN-UV-DIM-3 4 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 2 1 426.5 S WAVE 5 STIS/CCD ACCUM 52X0.2 G750L 7751 none none none none 1 N/A CCDFLAT 6 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 1 none 1 N/A CCDFLAT 6 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 2 none 1 N/A SN-UV-DIM-3 7 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 2 749.3 S SN-UV-DIM-3 7 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 2 749.3 S SN-UV-DIM-3 7 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 2 749.3 S WAVE 8 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 2 N/A 17788( 16) - 09-Sep-2025 05:12:36 - [ 11] Visit: 06 Visit Requirements: SCHED 100%; ON HOLD ; TOO FLEX DAY On Hold Comments: Will be triggered during one of the monthly "Flexible Thursday" windows Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 SN-UV-BRIGH STIS/CCD ACQ F28X50LP MIRROR 1 2 S (2 S) T-6 ------------------------------------------------------------------------------------------------------------------------------------ 2 SN-UV-BRIGH STIS/CCD ACCUM 52X0.2E1 G430L 4300 CR-SPLIT=2, WAVECAL=NO 1 923 S (923 T-6 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 WAVE STIS/CCD ACCUM 52X0.2 G430L 4300 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 SN-UV-BRIGH STIS/CCD ACCUM 52X0.2E1 G750L 7751 CR-SPLIT=2 1 855 S (855 T-6 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 WAVE STIS/CCD ACCUM 52X0.2 G750L 7751 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 CCDFLAT STIS/CCD ACCUM 52X0.1 G750L 7751 2 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 SN-UV-BRIGH STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 2233 S T-6 (2233 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ SN-UV-BRIGHT-6 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A SN-UV-BRIGHT-6 2 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 1 1 N/A SN-UV-BRIGHT-6 2 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 2 1 N/A WAVE 3 STIS/CCD ACCUM 52X0.2 G430L 4300 none none none none 1 N/A SN-UV-BRIGHT-6 4 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 1 1 N/A SN-UV-BRIGHT-6 4 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 2 1 N/A WAVE 5 STIS/CCD ACCUM 52X0.2 G750L 7751 none none none none 1 N/A CCDFLAT 6 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 1 none 1 N/A CCDFLAT 6 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 2 none 1 N/A SN-UV-BRIGHT-6 7 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 2 N/A SN-UV-BRIGHT-6 7 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 2 N/A SN-UV-BRIGHT-6 7 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 2 N/A WAVE 8 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 2 N/A 17788( 16) - 09-Sep-2025 05:12:36 - [ 12] Visit: 07 (Activation for Feb. 10 - SN 2025gj) Visit Requirements: SCHED 100%; ON HOLD ; TOO FLEX DAY On Hold Comments: Will be triggered during one of the monthly "Flexible Thursday" windows Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 SN2025GJ STIS/CCD ACQ F28X50LP MIRROR 1 2 S (2 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 SN2025GJ STIS/CCD ACCUM 52X0.2 G230LB 2375 CR-SPLIT=3 1 2041 S (2041 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 SN2025GJ STIS/CCD ACCUM 52X0.2 G230LB 2375 CR-SPLIT=3 1 2389 S (2389 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 SN2025GJ STIS/CCD ACCUM 52X0.2 G230LB 2375 CR-SPLIT=3 1 2389 S (2389 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 10 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 11 SN2025GJ STIS/CCD ACCUM 52X0.2 G230LB 2375 1 440 S (440 S) ------------------------------------------------------------------------------------------------------------------------------------ 12 SN2025GJ STIS/CCD ACCUM 52X0.2E1 G430L 4300 CR-SPLIT=2, WAVECAL=NO 1 758 S (758 S) ------------------------------------------------------------------------------------------------------------------------------------ 13 WAVE STIS/CCD ACCUM 52X0.2 G430L 4300 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 14 SN2025GJ STIS/CCD ACCUM 52X0.2E1 G750L 7751 CR-SPLIT=2 1 690 S (690 S) ------------------------------------------------------------------------------------------------------------------------------------ 15 WAVE STIS/CCD ACCUM 52X0.2 G750L 7751 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 16 CCDFLAT STIS/CCD ACCUM 52X0.1 G750L 7751 2 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 17788( 16) - 09-Sep-2025 05:12:36 - [ 13] Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ SN2025GJ 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A SN2025GJ 2 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 1 1 N/A SN2025GJ 2 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 2 1 N/A SN2025GJ 2 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 3 1 N/A WAVE 3 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 1 N/A WAVE 4 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 2 N/A SN2025GJ 5 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 1 2 N/A SN2025GJ 5 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 2 2 N/A SN2025GJ 5 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 3 2 N/A WAVE 6 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 2 N/A WAVE 7 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 3 N/A SN2025GJ 8 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 1 3 N/A SN2025GJ 8 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 2 3 N/A SN2025GJ 8 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 3 3 N/A WAVE 9 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 3 N/A WAVE 10 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 4 N/A SN2025GJ 11 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 1 4 N/A SN2025GJ 11 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 2 4 N/A SN2025GJ 12 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 1 4 N/A SN2025GJ 12 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 2 4 N/A WAVE 13 STIS/CCD ACCUM 52X0.2 G430L 4300 none none none none 4 N/A SN2025GJ 14 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 1 4 N/A SN2025GJ 14 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 2 4 N/A WAVE 15 STIS/CCD ACCUM 52X0.2 G750L 7751 none none none none 4 N/A CCDFLAT 16 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 1 none 4 N/A CCDFLAT 16 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 2 none 4 N/A 17788( 16) - 09-Sep-2025 05:12:36 - [ 14] Visit: 08 (Second activation for Feb. 10) Visit Requirements: SCHED 100%; ON HOLD ; TOO FLEX DAY On Hold Comments: Will be triggered during one of the monthly "Flexible Thursday" windows Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 SN2025BAG STIS/CCD ACQ F28X50LP MIRROR 1 2 S (2 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 SN2025BAG STIS/CCD ACCUM 52X0.2 G230LB 2375 CR-SPLIT=3 1 2041 S see below (2037.9 S) Comments: This only has a 24 hour observability window, but people do this *and* Visit 07 is possible. If not, do either. ------------------------------------------------------------------------------------------------------------------------------------ 3 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 SN2025BAG STIS/CCD ACCUM 52X0.2 G230LB 2375 CR-SPLIT=3 1 2389 S (2389 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 SN2025BAG STIS/CCD ACCUM 52X0.2 G230LB 2375 CR-SPLIT=3 1 2389 S (2389 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 10 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 11 SN2025BAG STIS/CCD ACCUM 52X0.2 G230LB 2375 1 440 S see below (438 S) ------------------------------------------------------------------------------------------------------------------------------------ 12 SN2025BAG STIS/CCD ACCUM 52X0.2E1 G430L 4300 CR-SPLIT=2, WAVECAL=NO 1 758 S see below (756 S) ------------------------------------------------------------------------------------------------------------------------------------ 13 WAVE STIS/CCD ACCUM 52X0.2 G430L 4300 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 14 SN2025BAG STIS/CCD ACCUM 52X0.2E1 G750L 7751 CR-SPLIT=2 1 690 S see below (688 S) ------------------------------------------------------------------------------------------------------------------------------------ 15 WAVE STIS/CCD ACCUM 52X0.2 G750L 7751 1 DEF (0 S) 17788( 16) - 09-Sep-2025 05:12:36 - [ 15] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ 16 CCDFLAT STIS/CCD ACCUM 52X0.1 G750L 7751 2 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ SN2025BAG 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A SN2025BAG 2 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 1 1 679.3 S SN2025BAG 2 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 2 1 679.3 S SN2025BAG 2 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 3 1 679.3 S WAVE 3 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 1 N/A WAVE 4 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 2 N/A SN2025BAG 5 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 1 2 N/A SN2025BAG 5 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 2 2 N/A SN2025BAG 5 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 3 2 N/A WAVE 6 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 2 N/A WAVE 7 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 3 N/A SN2025BAG 8 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 1 3 N/A SN2025BAG 8 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 2 3 N/A SN2025BAG 8 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 3 3 N/A WAVE 9 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 3 N/A WAVE 10 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 4 N/A SN2025BAG 11 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 1 4 219.0 S SN2025BAG 11 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none 2 4 219.0 S SN2025BAG 12 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 1 4 378.0 S SN2025BAG 12 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 2 4 378.0 S WAVE 13 STIS/CCD ACCUM 52X0.2 G430L 4300 none none none none 4 N/A SN2025BAG 14 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 1 4 344.0 S SN2025BAG 14 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 2 4 344.0 S WAVE 15 STIS/CCD ACCUM 52X0.2 G750L 7751 none none none none 4 N/A CCDFLAT 16 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 1 none 4 N/A CCDFLAT 16 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 2 none 4 N/A 17788( 16) - 09-Sep-2025 05:12:36 - [ 16] Visit: 09 Visit Requirements: SCHED 100%; ON HOLD ; TOO FLEX DAY On Hold Comments: Will be triggered during one of the monthly "Flexible Thursday" windows Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 AT2025NQF STIS/CCD ACQ F28X50LP MIRROR 1 3 S (3 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 AT2025NQF STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 2022 S (2022 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 AT2025NQF STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 2389 S (2389 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 AT2025NQF STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 2389 S (2389 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 AT2025NQF STIS/CCD ACCUM 52X0.2E1 G230LB 2375 1 482 S (482 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 AT2025NQF STIS/CCD ACCUM 52X0.2E1 G430L 4300 CR-SPLIT=2, WAVECAL=NO 1 758 S (758 S) ------------------------------------------------------------------------------------------------------------------------------------ 10 WAVE STIS/CCD ACCUM 52X0.2 G430L 4300 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 11 AT2025NQF STIS/CCD ACCUM 52X0.2E1 G750L 7751 CR-SPLIT=2 1 688 S (688 S) ------------------------------------------------------------------------------------------------------------------------------------ 12 WAVE STIS/CCD ACCUM 52X0.1 G750L 7751 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 13 CCDFLAT STIS/CCD ACCUM 52X0.1 G750L 7751 2 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ AT2025NQF 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A AT2025NQF 2 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 1 N/A AT2025NQF 2 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 1 N/A AT2025NQF 2 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 1 N/A 17788( 16) - 09-Sep-2025 05:12:36 - [ 17] Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ WAVE 3 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 1 N/A AT2025NQF 4 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 2 N/A AT2025NQF 4 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 2 N/A AT2025NQF 4 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 2 N/A WAVE 5 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 2 N/A AT2025NQF 6 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 3 N/A AT2025NQF 6 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 3 N/A AT2025NQF 6 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 3 N/A WAVE 7 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 3 N/A AT2025NQF 8 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 4 N/A AT2025NQF 8 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 4 N/A AT2025NQF 9 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 1 4 N/A AT2025NQF 9 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 2 4 N/A WAVE 10 STIS/CCD ACCUM 52X0.2 G430L 4300 none none none none 4 N/A AT2025NQF 11 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 1 4 N/A AT2025NQF 11 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 2 4 N/A WAVE 12 STIS/CCD ACCUM 52X0.1 G750L 7751 none none none none 4 N/A CCDFLAT 13 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 1 none 4 N/A CCDFLAT 13 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 2 none 4 N/A 17788( 16) - 09-Sep-2025 05:12:36 - [ 18] Visit: 10 Visit Requirements: SCHED 100%; ON HOLD ; TOO FLEX DAY On Hold Comments: Will be triggered during one of the monthly "Flexible Thursday" windows Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 AT2025JQJ STIS/CCD ACQ F28X50LP MIRROR 1 10 S (10 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 AT2025JQJ STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 1995 S (1995 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 AT2025JQJ STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 2389 S (2389 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 AT2025JQJ STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 2389 S (2389 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 10 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 11 AT2025JQJ STIS/CCD ACCUM 52X0.2E1 G230LB 2375 1 480 S (480 S) ------------------------------------------------------------------------------------------------------------------------------------ 12 AT2025JQJ STIS/CCD ACCUM 52X0.2E1 G430L 4300 CR-SPLIT=2, WAVECAL=NO 1 758 S (758 S) ------------------------------------------------------------------------------------------------------------------------------------ 13 WAVE STIS/CCD ACCUM 52X0.2 G430L 4300 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 14 AT2025JQJ STIS/CCD ACCUM 52X0.2E1 G750L 7751 CR-SPLIT=2 1 690 S (690 S) ------------------------------------------------------------------------------------------------------------------------------------ 15 WAVE STIS/CCD ACCUM 52X0.2 G750L 7751 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 16 CCDFLAT STIS/CCD ACCUM 52X0.1 G750L 7751 2 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 17788( 16) - 09-Sep-2025 05:12:36 - [ 19] Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ AT2025JQJ 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A AT2025JQJ 2 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 1 N/A AT2025JQJ 2 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 1 N/A AT2025JQJ 2 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 1 N/A WAVE 3 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 1 N/A WAVE 4 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 2 N/A AT2025JQJ 5 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 2 N/A AT2025JQJ 5 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 2 N/A AT2025JQJ 5 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 2 N/A WAVE 6 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 2 N/A WAVE 7 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 3 N/A AT2025JQJ 8 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 3 N/A AT2025JQJ 8 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 3 N/A AT2025JQJ 8 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 3 N/A WAVE 9 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 3 N/A WAVE 10 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 4 N/A AT2025JQJ 11 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 4 N/A AT2025JQJ 11 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 4 N/A AT2025JQJ 12 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 1 4 N/A AT2025JQJ 12 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 2 4 N/A WAVE 13 STIS/CCD ACCUM 52X0.2 G430L 4300 none none none none 4 N/A AT2025JQJ 14 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 1 4 N/A AT2025JQJ 14 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 2 4 N/A WAVE 15 STIS/CCD ACCUM 52X0.2 G750L 7751 none none none none 4 N/A CCDFLAT 16 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 1 none 4 N/A CCDFLAT 16 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 2 none 4 N/A 17788( 16) - 09-Sep-2025 05:12:36 - [ 20] Visit: 11 Visit Requirements: SCHED 100%; ON HOLD ; TOO FLEX DAY On Hold Comments: Will be triggered during one of the monthly "Flexible Thursday" windows Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 SN-UV-BRIGH STIS/CCD ACQ F28X50LP MIRROR 1 10 S (10 T-1 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 SN-UV-BRIGH STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 2022 S T-1 see below (1989 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 SN-UV-BRIGH STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 2389 S T-1 see below (2385.9 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 SN-UV-BRIGH STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 2389 S T-1 see below (2385.9 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 SN-UV-BRIGH STIS/CCD ACCUM 52X0.2E1 G230LB 2375 1 482 S T-1 see below (480 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 SN-UV-BRIGH STIS/CCD ACCUM 52X0.2E1 G430L 4300 CR-SPLIT=2, WAVECAL=NO 1 758 S T-1 see below (756 S) ------------------------------------------------------------------------------------------------------------------------------------ 10 WAVE STIS/CCD ACCUM 52X0.2 G430L 4300 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 11 SN-UV-BRIGH STIS/CCD ACCUM 52X0.2E1 G750L 7751 CR-SPLIT=2 1 688 S T-1 see below (686 S) ------------------------------------------------------------------------------------------------------------------------------------ 12 WAVE STIS/CCD ACCUM 52X0.1 G750L 7751 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 13 CCDFLAT STIS/CCD ACCUM 52X0.1 G750L 7751 2 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 17788( 16) - 09-Sep-2025 05:12:36 - [ 21] Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ SN-UV-BRIGHT-1 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A SN-UV-BRIGHT-1 2 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 1 663.0 S SN-UV-BRIGHT-1 2 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 1 663.0 S SN-UV-BRIGHT-1 2 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 1 663.0 S WAVE 3 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 1 N/A SN-UV-BRIGHT-1 4 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 2 795.3 S SN-UV-BRIGHT-1 4 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 2 795.3 S SN-UV-BRIGHT-1 4 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 2 795.3 S WAVE 5 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 2 N/A SN-UV-BRIGHT-1 6 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 3 795.3 S SN-UV-BRIGHT-1 6 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 3 795.3 S SN-UV-BRIGHT-1 6 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 3 795.3 S WAVE 7 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 3 N/A SN-UV-BRIGHT-1 8 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 4 240.0 S SN-UV-BRIGHT-1 8 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 4 240.0 S SN-UV-BRIGHT-1 9 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 1 4 378.0 S SN-UV-BRIGHT-1 9 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 2 4 378.0 S WAVE 10 STIS/CCD ACCUM 52X0.2 G430L 4300 none none none none 4 N/A SN-UV-BRIGHT-1 11 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 1 4 343.0 S SN-UV-BRIGHT-1 11 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 2 4 343.0 S WAVE 12 STIS/CCD ACCUM 52X0.1 G750L 7751 none none none none 4 N/A CCDFLAT 13 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 1 none 4 N/A CCDFLAT 13 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 2 none 4 N/A 17788( 16) - 09-Sep-2025 05:12:36 - [ 22] Visit: 12 Visit Requirements: SCHED 100%; ON HOLD ; TOO FLEX DAY On Hold Comments: Will be triggered during one of the monthly "Flexible Thursday" windows Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 SN2025XAZ STIS/CCD ACQ F28X50LP MIRROR 1 10 S (10 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 SN2025XAZ STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 1995 S (1995 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 SN2025XAZ STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 2389 S (2389 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 SN2025XAZ STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 2389 S (2389 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 SN2025XAZ STIS/CCD ACCUM 52X0.2E1 G230LB 2375 1 482 S (482 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 SN2025XAZ STIS/CCD ACCUM 52X0.2E1 G430L 4300 CR-SPLIT=2, WAVECAL=NO 1 758 S (758 S) ------------------------------------------------------------------------------------------------------------------------------------ 10 WAVE STIS/CCD ACCUM 52X0.2 G430L 4300 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 11 SN2025XAZ STIS/CCD ACCUM 52X0.2E1 G750L 7751 CR-SPLIT=2 1 688 S (688 S) ------------------------------------------------------------------------------------------------------------------------------------ 12 WAVE STIS/CCD ACCUM 52X0.1 G750L 7751 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 13 CCDFLAT STIS/CCD ACCUM 52X0.1 G750L 7751 2 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ SN2025XAZ 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A SN2025XAZ 2 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 1 N/A SN2025XAZ 2 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 1 N/A 17788( 16) - 09-Sep-2025 05:12:36 - [ 23] Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ SN2025XAZ 2 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 1 N/A WAVE 3 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 1 N/A SN2025XAZ 4 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 2 N/A SN2025XAZ 4 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 2 N/A SN2025XAZ 4 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 2 N/A WAVE 5 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 2 N/A SN2025XAZ 6 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 3 N/A SN2025XAZ 6 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 3 N/A SN2025XAZ 6 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 3 N/A WAVE 7 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 3 N/A SN2025XAZ 8 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 4 N/A SN2025XAZ 8 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 4 N/A SN2025XAZ 9 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 1 4 N/A SN2025XAZ 9 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 2 4 N/A WAVE 10 STIS/CCD ACCUM 52X0.2 G430L 4300 none none none none 4 N/A SN2025XAZ 11 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 1 4 N/A SN2025XAZ 11 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 2 4 N/A WAVE 12 STIS/CCD ACCUM 52X0.1 G750L 7751 none none none none 4 N/A CCDFLAT 13 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 1 none 4 N/A CCDFLAT 13 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 2 none 4 N/A 17788( 16) - 09-Sep-2025 05:12:36 - [ 24] Visit: 13 Visit Requirements: SCHED 100%; ON HOLD ; TOO FLEX DAY On Hold Comments: Will be triggered during one of the monthly "Flexible Thursday" windows Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 SN2025EFA STIS/CCD ACQ F28X50LP MIRROR 1 3 S (3 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 SN2025EFA STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 2022 S (2022 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 SN2025EFA STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 2389 S (2389 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 SN2025EFA STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 2389 S (2389 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 SN2025EFA STIS/CCD ACCUM 52X0.2E1 G230LB 2375 1 482 S (482 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 SN2025EFA STIS/CCD ACCUM 52X0.2E1 G430L 4300 CR-SPLIT=2, WAVECAL=NO 1 758 S (758 S) ------------------------------------------------------------------------------------------------------------------------------------ 10 WAVE STIS/CCD ACCUM 52X0.2 G430L 4300 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 11 SN2025EFA STIS/CCD ACCUM 52X0.2E1 G750L 7751 CR-SPLIT=2 1 688 S (688 S) ------------------------------------------------------------------------------------------------------------------------------------ 12 WAVE STIS/CCD ACCUM 52X0.1 G750L 7751 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 13 CCDFLAT STIS/CCD ACCUM 52X0.1 G750L 7751 2 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ SN2025EFA 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A SN2025EFA 2 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 1 N/A SN2025EFA 2 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 1 N/A SN2025EFA 2 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 1 N/A 17788( 16) - 09-Sep-2025 05:12:36 - [ 25] Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ WAVE 3 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 1 N/A SN2025EFA 4 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 2 N/A SN2025EFA 4 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 2 N/A SN2025EFA 4 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 2 N/A WAVE 5 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 2 N/A SN2025EFA 6 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 3 N/A SN2025EFA 6 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 3 N/A SN2025EFA 6 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 3 N/A WAVE 7 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 3 N/A SN2025EFA 8 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 4 N/A SN2025EFA 8 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 4 N/A SN2025EFA 9 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 1 4 N/A SN2025EFA 9 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 2 4 N/A WAVE 10 STIS/CCD ACCUM 52X0.2 G430L 4300 none none none none 4 N/A SN2025EFA 11 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 1 4 N/A SN2025EFA 11 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 2 4 N/A WAVE 12 STIS/CCD ACCUM 52X0.1 G750L 7751 none none none none 4 N/A CCDFLAT 13 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 1 none 4 N/A CCDFLAT 13 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 2 none 4 N/A 17788( 16) - 09-Sep-2025 05:12:36 - [ 26] Visit: 14 Visit Requirements: SCHED 100%; ON HOLD ; TOO FLEX DAY On Hold Comments: Will be triggered during one of the monthly "Flexible Thursday" windows Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 SN2025XAZ STIS/CCD ACQ F28X50LP MIRROR 1 2 S (2 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 SN2025XAZ STIS/CCD ACCUM 52X0.2E1 G430L 4300 CR-SPLIT=2, WAVECAL=NO 1 923 S see below (921 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 WAVE STIS/CCD ACCUM 52X0.2 G430L 4300 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 SN2025XAZ STIS/CCD ACCUM 52X0.2E1 G750L 7751 CR-SPLIT=2 1 855 S see below (853 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 WAVE STIS/CCD ACCUM 52X0.2 G750L 7751 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 CCDFLAT STIS/CCD ACCUM 52X0.1 G750L 7751 2 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 SN2025XAZ STIS/CCD ACCUM 52X0.2E1 G230LB 2375 CR-SPLIT=3 1 2233 S see below (2247.9 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 WAVE STIS/CCD ACCUM 52X0.2 G230LB 2375 1 DEF (0 S) ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ SN2025XAZ 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A SN2025XAZ 2 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 1 1 460.5 S SN2025XAZ 2 STIS/CCD ACCUM 52X0.2E1 G430L 4300 none none none 2 1 460.5 S WAVE 3 STIS/CCD ACCUM 52X0.2 G430L 4300 none none none none 1 N/A SN2025XAZ 4 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 1 1 426.5 S SN2025XAZ 4 STIS/CCD ACCUM 52X0.2E1 G750L 7751 none none none 2 1 426.5 S WAVE 5 STIS/CCD ACCUM 52X0.2 G750L 7751 none none none none 1 N/A CCDFLAT 6 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 1 none 1 N/A CCDFLAT 6 STIS/CCD ACCUM 52X0.1 G750L 7751 none none 2 none 1 N/A SN2025XAZ 7 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 1 2 749.3 S SN2025XAZ 7 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 2 2 749.3 S SN2025XAZ 7 STIS/CCD ACCUM 52X0.2E1 G230LB 2375 none none none 3 2 749.3 S WAVE 8 STIS/CCD ACCUM 52X0.2 G230LB 2375 none none none none 2 N/A 17788( 16) - 09-Sep-2025 05:12:36 - [ 27] Summary Form for Proposal 17788 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures 52X0.1, 52X0.2, 52X0.2E1, F28X50LP ------------------------------------------------------------------------------------------------------------------------------------ Configurations STIS/CCD ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM, ACQ ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters CR-SPLIT=2, CR-SPLIT=3, WAVECAL=NO ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements ON HOLD , SCHED 100%, TOO FLEX DAY ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements G230LB, G430L, G750L, MIRROR ------------------------------------------------------------------------------------------------------------------------------------ Target Names AT2025JQJ, AT2025NQF, AT2025SCW, CCDFLAT, SN-UV-BRIGHT-1, SN-UV-BRIGHT-6, SN-UV-DIM-3, SN2024ADMM, SN2025ADJ, SN2025BAG, SN2025BCO, SN2025EFA, SN2025GJ, SN2025XAZ, WAVE ------------------------------------------------------------------------------------------------------------------------------------