17836( 5) - 15-Jun-2026 14:22:02 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 17836 Version: 5 Check-in Time: 15-Jun-2026 14:22:02 STScI Edit Number: 0 Title A 3-Epoch Time-Lapse Movie of the Kinematics Across the Carina Nebula ------------------------------------------------------------------------------------ Type Cycle GO 32 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Nathan Smith University of Arizona Y CoI: Dr. Megan Reiter Rice University N CoI: Dr. Jon A. Morse Arizona State University N ------------------------------------------------------------------------------------ Abstract A cycle 13 ACS H-alpha imaging survey of the Carina Nebula covered 540 square arcminutes, concentrating on the two 2-3 Myr old central massive star clusters and several surrounding regions. This revealed dozens of protostellar outflows in a region thought to be devoid of active star formation. A 2nd epoch in cycle 21 allowed for the first proper motion (PM) estimates of such a large sample of irradiated jets, and roughly doubled the number of known jets identified via PM. Now we aim to add a 3rd epoch that will double the time baseline for PMs. In addition to improving the precision of PMs (1-2 km/s for point sources; 3 km/s for nebular features), these observations will achieve new goals not possible before: (1) For the first time, we will measure PM of edge-on ionization fronts at the cloud interface, including dust pillars, globules, and filaments. This will directly measure the impact of massive star feedback and will test otherwise ambiguous scenarios of triggered star formation. (2) We will measure PMs of previously discovered jets, but will push this to lower velocities or higher precision, will improve dynamical ages, and will identify many more outflows, thus completing the census of their mass-loss histories. (3) For faster jets, 3 epochs will reveal hydrodynamic evolution and deceleration of the shock fronts, critical for quantifying the mass-loss history. (4) While Gaia provides PMs for brighter stars, this H-alpha survey will measure PMs and H-alpha flux variability for low-mass pre-main-sequence stars (i.e. T Tauri stars) that are too faint for Gaia. This will yield the most complete census of stellar and gas dynamics in a massive OB association. ------------------------------------------------------------------------------------ Observations Description ------------------------ These ACS/WFC primary exposures in the F658N filter are meant to duplicate, as closely as possible, previous observations made in Cycles 13/14 amd 21/22 for the goal of measuring proper motions of both stars and nebular features. Each position is an individual visit using 1 CVZ orbit, and approximately the same dither pattern to cover the ACS chip gap and extend spatial coverage. WFC3 parallel exposures (very limited because of buffer dumps) aim to extend the coverage in the F656N filter, or to use WFC3-IR where it overlaps with an ACS/WFC primary pointing. The roll angles are very tightly constrained in order to match as closely as possible the previous observations. ------------------------------------------------------------------------------------ 17836( 5) - 15-Jun-2026 14:22:02 - [ 2] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 N3372-TR15 ISM, HII REGION RA=10H44M57.0000S +/- 1.0", J2000 V = 10.0 DEC=-59D27'4.00" +/- 1.0" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 2 N3372-POS19 ISM, HII REGION RA=10H42M25.0000S +/- 1.0", J2000 V = 10.0 DEC=-59D19'10.00" +/- 1.0" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 3 N3372-POS20 ISM, HII REGION RA=10H47M1.0000S +/- 1.0", J2000 V = 10.0 DEC=-60D03'0.00" +/- 1.0" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 4 N3372-POS21 ISM, HII REGION RA=10H46M47.0000S +/- 1.0", J2000 V = 10.0 DEC=-60D09'15.00" +/- 1.0" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 5 N3372-POS22 ISM, HII REGION RA=10H46M32.0000S +/- 1.0", J2000 V = 10.0 DEC=-60D05'0.00" +/- 1.0" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 6 N3372-POS24 ISM, HII REGION RA=10H45M53.0000S +/- 1.0", J2000 V = 10.0 DEC=-59D57'4.00" +/- 1.0" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 7 N3372-POS25 ISM, HII REGION RA=10H44M36.0000S +/- 1.0", J2000 V = 10.0 DEC=-60D25'10.00" +/- 1.0" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 8 N3372-POS26 ISM, HII REGION RA=10H45M15.5000S +/- 1.0", J2000 V = 10.0 DEC=-59D58'25.00" +/- 1.0" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 9 N3372-POS27 ISM, HII REGION RA=10H44M43.0000S +/- 1.0", J2000 V = 10.0 DEC=-59D56'20.00" +/- 1.0" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 10 N3372-POS28 ISM, HII REGION RA=10H39M5.0000S +/- 1.0", J2000 V = 10.0 DEC=-59D36'0.00" +/- 1.0" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 11 N3372-POS30 ISM, HII REGION RA=10H41M38.0000S +/- 1.0", J2000 V = 10.0 DEC=-59D46'30.00" +/- 1.0" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 12 N3372-POS29 ISM, HII REGION RA=10H43M54.0000S +/- 1", J2000 V = 12 DEC=-60D07'16.00" +/- 1" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 17836( 5) - 15-Jun-2026 14:22:02 - [ 3] Patterns ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 2 Primary_Pattern Secondary_Pattern Pattern_Type ACS-WFC-DITHER-LINE Pattern_Purpose DITHER Number_Of_Points 2 Point_Spacing 0.146 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 47.17 Angle_Between_Sides Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ 17836( 5) - 15-Jun-2026 14:22:02 - [ 4] Visit: 01 Visit Requirements: ORIENT 94D TO 96 D 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 N3372-TR15 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 460.0 S POS TARG 0.0, 0.0; see below PATTERN 2 1 (1026 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 N3372-TR15 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 460.0 S POS TARG 0.0, 96.816; GS see below ACQ SCENARIO ONEB1O3; (982 S) PATTERN 2 2-3; PAR 3 WITH 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 N3372-TR15 WFC3/UVI ACCUM UVIS F656N FLASH=16 1 440.0 S S see below (950 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 | ------------------------------------------------------------------------------------------------------------------------------------ N3372-TR15 1 ACS/WFC ACCUM WFC F658N 1 none none none 1 513.0 S N3372-TR15 1 ACS/WFC ACCUM WFC F658N 2 none none none 1 513.0 S N3372-TR15 2 ACS/WFC ACCUM WFC F658N 1 none none none 1 491.0 S N3372-TR15 2 ACS/WFC ACCUM WFC F658N 2 none none none 1 491.0 S N3372-TR15 3 WFC3/UVI ACCUM UVIS F656N 1 none none none 1 460.0 S S N3372-TR15 3 WFC3/UVI ACCUM UVIS F656N 2 none none none 1 490.0 S S 17836( 5) - 15-Jun-2026 14:22:02 - [ 5] Visit: 02 Visit Requirements: ORIENT 187D TO 189 D 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 N3372-POS20 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 440.0 S POS TARG 0, -387.2; GS see below ACQ SCENARIO ONEB1O3; (994 S) PATTERN 2 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 N3372-POS20 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 460.0 S POS TARG 0, -290.4; GS see below ACQ SCENARIO ONEB1O3; (1034 S) PATTERN 2 2-3; PAR 3 WITH 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 N3372-POS20 WFC3/UVI ACCUM UVIS F656N FLASH=20 1 440.0 S S see below (1004 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 N3372-POS20 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 440.0 S POS TARG 0, -96.8; see below PATTERN 2 4 (1014 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 N3372-POS20 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 440.0 S POS TARG 0.0, 0; GS ACQ see below SCENARIO ONEB1O3; (1014 S) PATTERN 2 5-6; PAR 6 WITH 5 ------------------------------------------------------------------------------------------------------------------------------------ 6 N3372-POS20 WFC3/UVI ACCUM UVIS F656N FLASH=20 1 440 S S see below (984 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 | ------------------------------------------------------------------------------------------------------------------------------------ N3372-POS20 1 ACS/WFC ACCUM WFC F658N 1 none none none 1 497.0 S N3372-POS20 1 ACS/WFC ACCUM WFC F658N 2 none none none 1 497.0 S N3372-POS20 2 ACS/WFC ACCUM WFC F658N 1 none none none 1 517.0 S N3372-POS20 2 ACS/WFC ACCUM WFC F658N 2 none none none 1 517.0 S N3372-POS20 3 WFC3/UVI ACCUM UVIS F656N 1 none none none 1 486.0 S S N3372-POS20 3 WFC3/UVI ACCUM UVIS F656N 2 none none none 1 518.0 S S N3372-POS20 4 ACS/WFC ACCUM WFC F658N 1 none none none 2 507.0 S N3372-POS20 4 ACS/WFC ACCUM WFC F658N 2 none none none 2 507.0 S 17836( 5) - 15-Jun-2026 14:22:02 - [ 6] 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 | ------------------------------------------------------------------------------------------------------------------------------------ N3372-POS20 5 ACS/WFC ACCUM WFC F658N 1 none none none 2 507.0 S N3372-POS20 5 ACS/WFC ACCUM WFC F658N 2 none none none 2 507.0 S N3372-POS20 6 WFC3/UVI ACCUM UVIS F656N 1 none none none 2 476.0 S S N3372-POS20 6 WFC3/UVI ACCUM UVIS F656N 2 none none none 2 508.0 S S 17836( 5) - 15-Jun-2026 14:22:02 - [ 7] Visit: 03 Visit Requirements: ORIENT 187D TO 189 D 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 N3372-POS21 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 455.0 S POS TARG 0.0, -193.63; see below GS ACQ SCENARIO ONEB1O3; (1014 S) PATTERN 2 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 N3372-POS21 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 455.0 S POS TARG 0.0, -96.816; see below GS ACQ SCENARIO ONEB1O3; (1014 S) PATTERN 2 2-3; PAR 3 WITH 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 N3372-POS21 WFC3/UVI ACCUM UVIS F656N FLASH=20 1 428.0 S S see below (984 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 | ------------------------------------------------------------------------------------------------------------------------------------ N3372-POS21 1 ACS/WFC ACCUM WFC F658N 1 none none none 1 507.0 S N3372-POS21 1 ACS/WFC ACCUM WFC F658N 2 none none none 1 507.0 S N3372-POS21 2 ACS/WFC ACCUM WFC F658N 1 none none none 1 507.0 S N3372-POS21 2 ACS/WFC ACCUM WFC F658N 2 none none none 1 507.0 S N3372-POS21 3 WFC3/UVI ACCUM UVIS F656N 1 none none none 1 476.0 S S N3372-POS21 3 WFC3/UVI ACCUM UVIS F656N 2 none none none 1 508.0 S S 17836( 5) - 15-Jun-2026 14:22:02 - [ 8] Visit: 04 Visit Requirements: ORIENT 187D TO 189 D 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 N3372-POS22 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 560.0 S POS TARG 0, -96.8; see below PATTERN 2 1 (960 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 N3372-POS22 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 560.0 S POS TARG 0.0, 0; GS ACQ see below SCENARIO ONEB1O3; (1066 S) PATTERN 2 2-3; PAR 3 WITH 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 N3372-POS22 WFC3/UVI ACCUM UVIS F656N FLASH=20 1 420 S S see below (1054 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 | ------------------------------------------------------------------------------------------------------------------------------------ N3372-POS22 1 ACS/WFC ACCUM WFC F658N 1 none none none 1 480.0 S N3372-POS22 1 ACS/WFC ACCUM WFC F658N 2 none none none 1 480.0 S N3372-POS22 2 ACS/WFC ACCUM WFC F658N 1 none none none 1 533.0 S N3372-POS22 2 ACS/WFC ACCUM WFC F658N 2 none none none 1 533.0 S N3372-POS22 3 WFC3/UVI ACCUM UVIS F656N 1 none none none 1 511.0 S S N3372-POS22 3 WFC3/UVI ACCUM UVIS F656N 2 none none none 1 543.0 S S 17836( 5) - 15-Jun-2026 14:22:02 - [ 9] Visit: 05 Visit Requirements: ORIENT 187D TO 189 D 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 N3372-POS24 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 560.0 S POS TARG 0, 0; PATTERN 2 see below 1 (1004 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 N3372-POS24 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 560.0 S POS TARG 0.0, -96.816; see below GS ACQ SCENARIO ONEB1O3; (1004 S) PATTERN 2 2-3; PAR 3 WITH 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 N3372-POS24 WFC3/UVI ACCUM UVIS F673N FLASH=20 1 420 S S see below (992 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 | ------------------------------------------------------------------------------------------------------------------------------------ N3372-POS24 1 ACS/WFC ACCUM WFC F658N 1 none none none 1 502.0 S N3372-POS24 1 ACS/WFC ACCUM WFC F658N 2 none none none 1 502.0 S N3372-POS24 2 ACS/WFC ACCUM WFC F658N 1 none none none 1 502.0 S N3372-POS24 2 ACS/WFC ACCUM WFC F658N 2 none none none 1 502.0 S N3372-POS24 3 WFC3/UVI ACCUM UVIS F673N 1 none none none 1 480.0 S S N3372-POS24 3 WFC3/UVI ACCUM UVIS F673N 2 none none none 1 512.0 S S 17836( 5) - 15-Jun-2026 14:22:02 - [ 10] Visit: 06 Visit Requirements: ORIENT 187D TO 190.0 D 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 N3372-POS25 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 560.0 S POS TARG 0, 178.816; GS see below ACQ SCENARIO ONEB1O3; (1014 S) PATTERN 2 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 N3372-POS25 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 560.0 S POS TARG 0, 80; PATTERN see below 2 2-3; PAR 3 WITH 2 (1014 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 N3372-POS25 WFC3/UVI ACCUM UVIS F656N FLASH=20 1 420 S S see below (1002 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 | ------------------------------------------------------------------------------------------------------------------------------------ N3372-POS25 1 ACS/WFC ACCUM WFC F658N 1 none none none 1 507.0 S N3372-POS25 1 ACS/WFC ACCUM WFC F658N 2 none none none 1 507.0 S N3372-POS25 2 ACS/WFC ACCUM WFC F658N 1 none none none 1 507.0 S N3372-POS25 2 ACS/WFC ACCUM WFC F658N 2 none none none 1 507.0 S N3372-POS25 3 WFC3/UVI ACCUM UVIS F656N 1 none none none 1 485.0 S S N3372-POS25 3 WFC3/UVI ACCUM UVIS F656N 2 none none none 1 517.0 S S 17836( 5) - 15-Jun-2026 14:22:02 - [ 11] Visit: 07 Visit Requirements: ORIENT 5D TO 7 D 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 N3372-POS26 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 560.0 S POS TARG 8.0, 0.0; GS see below ACQ SCENARIO ONEB1O3; (1004 S) PATTERN 2 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 N3372-POS26 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 560.0 S POS TARG 8, 96.816; see below PATTERN 2 2-3; PAR 3 (1004 S) WITH 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 N3372-POS26 WFC3/UVI ACCUM UVIS F673N FLASH=20 1 420 S S see below (992 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 N3372-POS26 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 560.0 S POS TARG 8, 193.63; GS see below ACQ SCENARIO ONEB1O3; (1004 S) PATTERN 2 4 ------------------------------------------------------------------------------------------------------------------------------------ 5 N3372-POS26 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 560.0 S POS TARG 8, 290.448; see below PATTERN 2 5-6; PAR 6 (1004 S) WITH 5 ------------------------------------------------------------------------------------------------------------------------------------ 6 N3372-POS26 WFC3/UVI ACCUM UVIS F673N FLASH=20 1 420 S S see below (992 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 | ------------------------------------------------------------------------------------------------------------------------------------ N3372-POS26 1 ACS/WFC ACCUM WFC F658N 1 none none none 1 502.0 S N3372-POS26 1 ACS/WFC ACCUM WFC F658N 2 none none none 1 502.0 S N3372-POS26 2 ACS/WFC ACCUM WFC F658N 1 none none none 1 502.0 S N3372-POS26 2 ACS/WFC ACCUM WFC F658N 2 none none none 1 502.0 S N3372-POS26 3 WFC3/UVI ACCUM UVIS F673N 1 none none none 1 480.0 S S N3372-POS26 3 WFC3/UVI ACCUM UVIS F673N 2 none none none 1 512.0 S S N3372-POS26 4 ACS/WFC ACCUM WFC F658N 1 none none none 2 502.0 S N3372-POS26 4 ACS/WFC ACCUM WFC F658N 2 none none none 2 502.0 S N3372-POS26 5 ACS/WFC ACCUM WFC F658N 1 none none none 2 502.0 S N3372-POS26 5 ACS/WFC ACCUM WFC F658N 2 none none none 2 502.0 S 17836( 5) - 15-Jun-2026 14:22:02 - [ 12] 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 | ------------------------------------------------------------------------------------------------------------------------------------ N3372-POS26 6 WFC3/UVI ACCUM UVIS F673N 1 none none none 2 480.0 S S N3372-POS26 6 WFC3/UVI ACCUM UVIS F673N 2 none none none 2 512.0 S S 17836( 5) - 15-Jun-2026 14:22:02 - [ 13] Visit: 08 Visit Requirements: ORIENT 188D TO 189 D 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 N3372-POS27 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 560.0 S POS TARG 5, -96.816; see below PATTERN 2 1 (1004 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 N3372-POS27 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 560.0 S POS TARG 10, 0; GS ACQ see below SCENARIO ONEB1O3; (1004 S) PATTERN 2 2-3; PAR 3 WITH 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 N3372-POS27 WFC3/UVI ACCUM UVIS F673N FLASH=20 1 420 S S see below (992 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 | ------------------------------------------------------------------------------------------------------------------------------------ N3372-POS27 1 ACS/WFC ACCUM WFC F658N 1 none none none 1 502.0 S N3372-POS27 1 ACS/WFC ACCUM WFC F658N 2 none none none 1 502.0 S N3372-POS27 2 ACS/WFC ACCUM WFC F658N 1 none none none 1 502.0 S N3372-POS27 2 ACS/WFC ACCUM WFC F658N 2 none none none 1 502.0 S N3372-POS27 3 WFC3/UVI ACCUM UVIS F673N 1 none none none 1 480.0 S S N3372-POS27 3 WFC3/UVI ACCUM UVIS F673N 2 none none none 1 512.0 S S 17836( 5) - 15-Jun-2026 14:22:02 - [ 14] Visit: 09 Visit Requirements: ORIENT 190D TO 191 D 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 N3372-POS30 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 558.0 S POS TARG 0.0, 4; PATTERN see below 2 1 (1004 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 N3372-POS30 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 558.0 S POS TARG -5, 100.816; GS see below ACQ SCENARIO ONEB1O3; (1004 S) PATTERN 2 2-3; PAR 3 WITH 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 N3372-POS30 WFC3/UVI ACCUM UVIS F656N FLASH=20 1 420 S S see below (992 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 | ------------------------------------------------------------------------------------------------------------------------------------ N3372-POS30 1 ACS/WFC ACCUM WFC F658N 1 none none none 1 502.0 S N3372-POS30 1 ACS/WFC ACCUM WFC F658N 2 none none none 1 502.0 S N3372-POS30 2 ACS/WFC ACCUM WFC F658N 1 none none none 1 502.0 S N3372-POS30 2 ACS/WFC ACCUM WFC F658N 2 none none none 1 502.0 S N3372-POS30 3 WFC3/UVI ACCUM UVIS F656N 1 none none none 1 480.0 S S N3372-POS30 3 WFC3/UVI ACCUM UVIS F656N 2 none none none 1 512.0 S S 17836( 5) - 15-Jun-2026 14:22:02 - [ 15] Visit: 10 Visit Requirements: ORIENT 187D TO 189 D 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 N3372-POS19 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 564.0 S POS TARG 0.0, -96.816; see below GS ACQ SCENARIO ONEB1O3; (1004 S) PATTERN 2 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 N3372-POS19 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 564.0 S POS TARG 0.0, 0.0; see below PATTERN 2 2-3; PAR 3 (1004 S) WITH 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 N3372-POS19 WFC3/UVI ACCUM UVIS F656N FLASH=20 1 420 S S see below (992 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 | ------------------------------------------------------------------------------------------------------------------------------------ N3372-POS19 1 ACS/WFC ACCUM WFC F658N 1 none none none 1 502.0 S N3372-POS19 1 ACS/WFC ACCUM WFC F658N 2 none none none 1 502.0 S N3372-POS19 2 ACS/WFC ACCUM WFC F658N 1 none none none 1 502.0 S N3372-POS19 2 ACS/WFC ACCUM WFC F658N 2 none none none 1 502.0 S N3372-POS19 3 WFC3/UVI ACCUM UVIS F656N 1 none none none 1 480.0 S S N3372-POS19 3 WFC3/UVI ACCUM UVIS F656N 2 none none none 1 512.0 S S 17836( 5) - 15-Jun-2026 14:22:02 - [ 16] Visit: 11 Visit Requirements: ORIENT 184D TO 185 D 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 N3372-POS29 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 458.0 S POS TARG 5, 193.632; see below PATTERN 2 1 (1014 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 N3372-POS29 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 458.0 S POS TARG 0, 96.816; GS see below ACQ SCENARIO ONEB1O3; (1014 S) PATTERN 2 2-3; PAR 3 WITH 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 N3372-POS29 WFC3/UVI ACCUM UVIS F656N FLASH=20 1 446.0 S S see below (984 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 N3372-POS29 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 458.0 S POS TARG -5, -96.816; GS see below ACQ SCENARIO ONEB1O3; (1014 S) PATTERN 2 4 ------------------------------------------------------------------------------------------------------------------------------------ 5 N3372-POS29 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 458.0 S POS TARG -10, -193.632; see below GS ACQ SCENARIO ONEB1O3; (1014 S) PATTERN 2 5-6; PAR 6 WITH 5 ------------------------------------------------------------------------------------------------------------------------------------ 6 N3372-POS29 WFC3/UVI ACCUM UVIS F656N FLASH=20 1 446.0 S S see below (984 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 | ------------------------------------------------------------------------------------------------------------------------------------ N3372-POS29 1 ACS/WFC ACCUM WFC F658N 1 none none none 1 507.0 S N3372-POS29 1 ACS/WFC ACCUM WFC F658N 2 none none none 1 507.0 S N3372-POS29 2 ACS/WFC ACCUM WFC F658N 1 none none none 1 507.0 S N3372-POS29 2 ACS/WFC ACCUM WFC F658N 2 none none none 1 507.0 S N3372-POS29 3 WFC3/UVI ACCUM UVIS F656N 1 none none none 1 476.0 S S N3372-POS29 3 WFC3/UVI ACCUM UVIS F656N 2 none none none 1 508.0 S S N3372-POS29 4 ACS/WFC ACCUM WFC F658N 1 none none none 2 507.0 S N3372-POS29 4 ACS/WFC ACCUM WFC F658N 2 none none none 2 507.0 S 17836( 5) - 15-Jun-2026 14:22:02 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ N3372-POS29 5 ACS/WFC ACCUM WFC F658N 1 none none none 2 507.0 S N3372-POS29 5 ACS/WFC ACCUM WFC F658N 2 none none none 2 507.0 S N3372-POS29 6 WFC3/UVI ACCUM UVIS F656N 1 none none none 2 476.0 S S N3372-POS29 6 WFC3/UVI ACCUM UVIS F656N 2 none none none 2 508.0 S S 17836( 5) - 15-Jun-2026 14:22:02 - [ 18] Visit: 12 Visit Requirements: ORIENT 254D TO 256 D 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 N3372-POS28 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 560.0 S POS TARG 0, -136.816; see below PATTERN 2 1 (946 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 N3372-POS28 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 560.0 S POS TARG 0.0, -40.0; GS see below ACQ SCENARIO ONEB1O3; (1062 S) PATTERN 2 2-3; PAR 3 WITH 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 N3372-POS28 WFC3/UVI ACCUM UVIS F656N FLASH=20 1 446.0 S S see below (1032 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 | ------------------------------------------------------------------------------------------------------------------------------------ N3372-POS28 1 ACS/WFC ACCUM WFC F658N 1 none none none 1 473.0 S N3372-POS28 1 ACS/WFC ACCUM WFC F658N 2 none none none 1 473.0 S N3372-POS28 2 ACS/WFC ACCUM WFC F658N 1 none none none 1 531.0 S N3372-POS28 2 ACS/WFC ACCUM WFC F658N 2 none none none 1 531.0 S N3372-POS28 3 WFC3/UVI ACCUM UVIS F656N 1 none none none 1 500.0 S S N3372-POS28 3 WFC3/UVI ACCUM UVIS F656N 2 none none none 1 532.0 S S 17836( 5) - 15-Jun-2026 14:22:02 - [ 19] Visit: 13 Visit Requirements: ORIENT 214D TO 216 D 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 N3372-POS30 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 558.0 S POS TARG 48, -144.816; see below GS ACQ SCENARIO ONEB1O3; (1004 S) PATTERN 2 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 N3372-POS30 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 558.0 S POS TARG 65, -231.632; see below GS ACQ SCENARIO ONEB1O3; (1004 S) PATTERN 2 2-3; PAR 3 WITH 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 N3372-POS30 WFC3/UVI ACCUM UVIS F656N FLASH=20 1 420 S S see below (992 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 | ------------------------------------------------------------------------------------------------------------------------------------ N3372-POS30 1 ACS/WFC ACCUM WFC F658N 1 none none none 1 502.0 S N3372-POS30 1 ACS/WFC ACCUM WFC F658N 2 none none none 1 502.0 S N3372-POS30 2 ACS/WFC ACCUM WFC F658N 1 none none none 1 502.0 S N3372-POS30 2 ACS/WFC ACCUM WFC F658N 2 none none none 1 502.0 S N3372-POS30 3 WFC3/UVI ACCUM UVIS F656N 1 none none none 1 480.0 S S N3372-POS30 3 WFC3/UVI ACCUM UVIS F656N 2 none none none 1 512.0 S S 17836( 5) - 15-Jun-2026 14:22:02 - [ 20] Visit: 14 Visit Requirements: ORIENT 254D TO 255 D 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 N3372-POS27 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 560.0 S POS TARG -90.0, -163.0; see below GS ACQ SCENARIO ONEB1O3; (2364 S) PATTERN 2 1-2; PAR 2 WITH 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 N3372-POS28 WFC3/UVI ACCUM UVIS F280N FLASH=16 1 646.0 S S see below (2416 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 N3372-POS27 ACS/WFC ACCUM WFC F658N CR-SPLIT=NO 1 560.0 S POS TARG -110.0, -73.0; see below GS ACQ SCENARIO ONEB1O3; (2382 S) PATTERN 2 3-4; PAR 4 WITH 3 ------------------------------------------------------------------------------------------------------------------------------------ 4 N3372-POS28 WFC3/UVI ACCUM UVIS F280N FLASH=20 1 646.0 S S see below (2384 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 | ------------------------------------------------------------------------------------------------------------------------------------ N3372-POS27 1 ACS/WFC ACCUM WFC F658N 1 none none none 1 1182.0 S N3372-POS27 1 ACS/WFC ACCUM WFC F658N 2 none none none 1 1182.0 S N3372-POS28 2 WFC3/UVI ACCUM UVIS F280N 1 none none none 1 1233.0 S S N3372-POS28 2 WFC3/UVI ACCUM UVIS F280N 2 none none none 1 1183.0 S S N3372-POS27 3 ACS/WFC ACCUM WFC F658N 1 none none none 2 1191.0 S N3372-POS27 3 ACS/WFC ACCUM WFC F658N 2 none none none 2 1191.0 S N3372-POS28 4 WFC3/UVI ACCUM UVIS F280N 1 none none none 2 1192.0 S S N3372-POS28 4 WFC3/UVI ACCUM UVIS F280N 2 none none none 2 1192.0 S S 17836( 5) - 15-Jun-2026 14:22:02 - [ 21] Summary Form for Proposal 17836 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures UVIS, WFC ------------------------------------------------------------------------------------------------------------------------------------ Configurations ACS/WFC, WFC3/UVIS ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters CR-SPLIT=NO, FLASH=16, FLASH=20 ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements GS ACQ SCENARIO ONEB1O3, ORIENT 184D TO 185 D, ORIENT 187D TO 189 D, ORIENT 187D TO 190.0 D, ORIENT 188D TO 189 D, ORIENT 190D TO 191 D, ORIENT 214D TO 216 D, ORIENT 254D TO 255 D, ORIENT 254D TO 256 D, ORIENT 5D TO 7 D, ORIENT 94D TO 96 D, PAR 2 WITH 1, PAR 3 WITH 2, PAR 4 WITH 3, PAR 6 WITH 5, PATTERN 2 1, PATTERN 2 1-2, PATTERN 2 2-3, PATTERN 2 3-4, PATTERN 2 4, PATTERN 2 5-6, POS TARG -10, -193.632, POS TARG -110.0, -73.0, POS TARG -5, -96.816, POS TARG -5, 100.816, POS TARG -90.0, -163.0, POS TARG 0, -136.816, POS TARG 0, -290.4, POS TARG 0, -387.2, POS TARG 0, -96.8, POS TARG 0, 0, POS TARG 0, 178.816, POS TARG 0, 80, POS TARG 0, 96.816, POS TARG 0.0, -193.63, POS TARG 0.0, -40.0, POS TARG 0.0, -96.816, POS TARG 0.0, 0, POS TARG 0.0, 0.0, POS TARG 0.0, 4, POS TARG 0.0, 96.816, POS TARG 10, 0, POS TARG 48, -144.816, POS TARG 5, -96.816, POS TARG 5, 193.632, POS TARG 65, -231.632, POS TARG 8, 193.63, POS TARG 8, 290.448, POS TARG 8, 96.816, POS TARG 8.0, 0.0 ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F280N, F656N, F658N, F673N ------------------------------------------------------------------------------------------------------------------------------------ Target Names N3372-POS19, N3372-POS20, N3372-POS21, N3372-POS22, N3372-POS24, N3372-POS25, N3372-POS26, N3372-POS27, N3372-POS28, N3372-POS29, N3372-POS30, N3372-TR15 ------------------------------------------------------------------------------------------------------------------------------------