16221( 6) - 22-Mar-2021 21:41:51 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 16221 Version: 6 Check-in Time: 22-Mar-2021 21:41:51 STScI Edit Number: 1 Title Red or Reddened Supernovae? Understanding the Ultraviolet Differences of Normal Standard Candles ------------------------------------------------------------------------------------ Type Cycle GO 28 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Peter J. Brown Texas A & M University Y CoI: Dr. Peter Milne University of Arizona Y ------------------------------------------------------------------------------------ Abstract Constraining systematic uncertainties is critical to accurately and confidently use type Ia supernovae as precise cosmological distance indicators. The two dominant astrophysical systematics in optical-based studies are dust reddening and intrinsic color differences. Swift ultraviolet observations of even the most normal type Ia supernovae show a large dispersion in colors, consistent with contributions from both intrinsic differences and dust reddening. The four sets of high-quality ultraviolet spectra with the Hubble Space Telescope do not yet fully sample this distribution, but comparisons among them reveal a complexity which requires the contribution of multiple effects. We request a series of ultraviolet spectroscopy of two more type Ia supernovae. These will be chosen based on early Swift photometry to be of the undersampled red variety, allowing us to measure the wavelength dependence of the intrinsic color and/or host galaxy reddening by comparison with the existing samples. We will determine the source of the differences and constrain the effect they have on the optical measurements used in cosmological measurements. The spectra will also be a significant fraction of the local comparison sample against which we can compare the rest-frame ultraviolet spectra of higher redshift type Ia supernovae. ------------------------------------------------------------------------------------ Observations Description ------------------------ This program will trigger on two type Ia supernovae which appear to be intrinsically red or reddened by dust based on early observations including UV data from Swift UVOT. HST will obtain multi-epoch STIS ultraviolet spectroscopy at four epochs separated by about 5 days. ------------------------------------------------------------------------------------ 16221( 6) - 22-Mar-2021 21:41:51 - [ 2] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 3 SN2021FXY EXT-STAR, SUPERNOVA RA=13H13M1.5600S, J2000 V = 14 +/- 2 TYPE IA DEC=-19D30'45.10" Reference Frame: ICRS Extended: NO Comments: current magnitude B=16.2 (Mar 19) expected to rise to B=13.5-14 Current Swift mid-UV uvm2 mag~20 expected to rise to ~18 ------------------------------------------------------------------------------------------------------------------------------------ 16221( 6) - 22-Mar-2021 21:41:51 - [ 3] TARGET LIST Generic Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Selection Criteria | Flux data No | Name | Description | | ------------------------------------------------------------------------------------------------------------------------------------ 2 REDSNIA-2 EXT-STAR, SUPERNOVA RED SUPERNOVA IA V = 13 +/- 2 TYPE IA ------------------------------------------------------------------------------------------------------------------------------------ 16221( 6) - 22-Mar-2021 21:41:51 - [ 4] Visit: 02 (SN2021fxy-2) Visit Requirements: SCHED 100% On Hold Comments: Additional Comments: After Visit 01 by 2 to 4 days 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 SN2021FXY STIS/CCD ACQ F28X50LP MIRROR 1 1 S (1 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 SN2021FXY STIS/CCD ACQ/PEA 52X0.1E1 MIRROR 1 1 S (1 S) K ------------------------------------------------------------------------------------------------------------------------------------ 3 SN2021FXY STIS/CCD ACCUM 52X0.1E1 G430L 4300 1 800 S see below (722 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 SN2021FXY STIS/NUV ACCUM 52X0.1 G230L 2376 1 800 S -MAMA see below (761 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 SN2021FXY STIS/NUV ACCUM 52X0.1 G230L 2376 1 3000 S -MAMA see below (2509 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 SN2021FXY STIS/NUV ACCUM 52X0.1 G230L 2376 1 3000 S -MAMA see below (2509 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 | ------------------------------------------------------------------------------------------------------------------------------------ SN2021FXY 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A SN2021FXY 2 STIS/CCD ACQ/PEA 52X0.1E1 MIRROR none none none none 1 N/A K SN2021FXY 3 STIS/CCD ACCUM 52X0.1E1 G430L 4300 none none none 1 1 361.0 S SN2021FXY 3 STIS/CCD ACCUM 52X0.1E1 G430L 4300 none none none 2 1 361.0 S SN2021FXY 4 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 1 761.0 S -MAMA SN2021FXY 5 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 2 2509.0 S -MAMA SN2021FXY 6 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 3 2509.0 S -MAMA 16221( 6) - 22-Mar-2021 21:41:51 - [ 5] Visit: 03 (SN2021fxy-3) Visit Requirements: SCHED 100% On Hold Comments: Additional Comments: After Visit 02 by 2 to 4 days 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 SN2021FXY STIS/CCD ACQ F28X50LP MIRROR 1 1 S (1 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 SN2021FXY STIS/CCD ACQ/PEA 52X0.1E1 MIRROR 1 1 S (1 S) K ------------------------------------------------------------------------------------------------------------------------------------ 3 SN2021FXY STIS/CCD ACCUM 52X0.1E1 G430L 4300 1 800 S see below (722 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 SN2021FXY STIS/NUV ACCUM 52X0.1 G230L 2376 1 800 S -MAMA see below (761 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 SN2021FXY STIS/NUV ACCUM 52X0.1 G230L 2376 1 3000 S -MAMA see below (2509 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 SN2021FXY STIS/NUV ACCUM 52X0.1 G230L 2376 1 3000 S -MAMA see below (2509 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 | ------------------------------------------------------------------------------------------------------------------------------------ SN2021FXY 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A SN2021FXY 2 STIS/CCD ACQ/PEA 52X0.1E1 MIRROR none none none none 1 N/A K SN2021FXY 3 STIS/CCD ACCUM 52X0.1E1 G430L 4300 none none none 1 1 361.0 S SN2021FXY 3 STIS/CCD ACCUM 52X0.1E1 G430L 4300 none none none 2 1 361.0 S SN2021FXY 4 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 1 761.0 S -MAMA SN2021FXY 5 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 2 2509.0 S -MAMA SN2021FXY 6 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 3 2509.0 S -MAMA 16221( 6) - 22-Mar-2021 21:41:51 - [ 6] Visit: 04 (SN2021fxy-4) Visit Requirements: SCHED 100% On Hold Comments: Additional Comments: After Visit 03 by 4 to 10 days 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 SN2021FXY STIS/CCD ACQ F28X50LP MIRROR 1 2 S (2 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 SN2021FXY STIS/CCD ACQ/PEA 52X0.1E1 MIRROR 1 2 S (2 S) K ------------------------------------------------------------------------------------------------------------------------------------ 3 SN2021FXY STIS/CCD ACCUM 52X0.1E1 G430L 4300 1 800 S see below (712 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 SN2021FXY STIS/NUV ACCUM 52X0.1 G230L 2376 1 800 S -MAMA see below (756 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 SN2021FXY STIS/NUV ACCUM 52X0.1 G230L 2376 1 3000 S -MAMA see below (2509 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 SN2021FXY STIS/NUV ACCUM 52X0.1 G230L 2376 1 3000 S -MAMA see below (2509 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 | ------------------------------------------------------------------------------------------------------------------------------------ SN2021FXY 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A SN2021FXY 2 STIS/CCD ACQ/PEA 52X0.1E1 MIRROR none none none none 1 N/A K SN2021FXY 3 STIS/CCD ACCUM 52X0.1E1 G430L 4300 none none none 1 1 356.0 S SN2021FXY 3 STIS/CCD ACCUM 52X0.1E1 G430L 4300 none none none 2 1 356.0 S SN2021FXY 4 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 1 756.0 S -MAMA SN2021FXY 5 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 2 2509.0 S -MAMA SN2021FXY 6 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 3 2509.0 S -MAMA 16221( 6) - 22-Mar-2021 21:41:51 - [ 7] Visit: 05 (fifth visit) Visit Requirements: ON HOLD ; TOO RESPONSE TIME 3.0D On Hold Comments: ToO trigger 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 REDSNIA-2 STIS/CCD ACQ F28X50LP MIRROR 1 0.3 S (0.3 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 REDSNIA-2 STIS/CCD ACQ/PEA 52X0.1E1 MIRROR 1 0.1 S (0.1 K S) ------------------------------------------------------------------------------------------------------------------------------------ 3 REDSNIA-2 STIS/CCD ACCUM 52X0.1E1 G430L 4300 1 800 S see below (874 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 REDSNIA-2 STIS/NUV ACCUM 52X0.1 G230L 2376 1 800 S -MAMA see below (837 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 REDSNIA-2 STIS/NUV ACCUM 52X0.1 G230L 2376 1 3000 S -MAMA see below (2722 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 REDSNIA-2 STIS/NUV ACCUM 52X0.1 G230L 2376 1 3000 S -MAMA see below (2722 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 | ------------------------------------------------------------------------------------------------------------------------------------ REDSNIA-2 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A REDSNIA-2 2 STIS/CCD ACQ/PEA 52X0.1E1 MIRROR none none none none 1 N/A K REDSNIA-2 3 STIS/CCD ACCUM 52X0.1E1 G430L 4300 none none none 1 1 437.0 S REDSNIA-2 3 STIS/CCD ACCUM 52X0.1E1 G430L 4300 none none none 2 1 437.0 S REDSNIA-2 4 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 1 837.0 S -MAMA REDSNIA-2 5 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 2 2722.0 S -MAMA REDSNIA-2 6 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 3 2722.0 S -MAMA 16221( 6) - 22-Mar-2021 21:41:51 - [ 8] Visit: 06 (sixth visit) Visit Requirements: AFTER 05 BY 4 D TO 6 D; ON HOLD On Hold Comments: ToO trigger 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 REDSNIA-2 STIS/CCD ACQ F28X50LP MIRROR 1 0.3 S (0.3 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 REDSNIA-2 STIS/CCD ACQ/PEA 52X0.1E1 MIRROR 1 0.1 S (0.1 K S) ------------------------------------------------------------------------------------------------------------------------------------ 3 REDSNIA-2 STIS/CCD ACCUM 52X0.1E1 G430L 4300 1 800 S see below (874 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 REDSNIA-2 STIS/NUV ACCUM 52X0.1 G230L 2376 1 800 S -MAMA see below (837 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 REDSNIA-2 STIS/NUV ACCUM 52X0.1 G230L 2376 1 3000 S -MAMA see below (2722 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 REDSNIA-2 STIS/NUV ACCUM 52X0.1 G230L 2376 1 3000 S -MAMA see below (2722 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 | ------------------------------------------------------------------------------------------------------------------------------------ REDSNIA-2 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A REDSNIA-2 2 STIS/CCD ACQ/PEA 52X0.1E1 MIRROR none none none none 1 N/A K REDSNIA-2 3 STIS/CCD ACCUM 52X0.1E1 G430L 4300 none none none 1 1 437.0 S REDSNIA-2 3 STIS/CCD ACCUM 52X0.1E1 G430L 4300 none none none 2 1 437.0 S REDSNIA-2 4 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 1 837.0 S -MAMA REDSNIA-2 5 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 2 2722.0 S -MAMA REDSNIA-2 6 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 3 2722.0 S -MAMA 16221( 6) - 22-Mar-2021 21:41:51 - [ 9] Visit: 07 (seventh visit) Visit Requirements: AFTER 06 BY 4 D TO 6 D; ON HOLD On Hold Comments: ToO trigger 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 REDSNIA-2 STIS/CCD ACQ F28X50LP MIRROR 1 0.3 S (0.3 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 REDSNIA-2 STIS/CCD ACQ/PEA 52X0.1E1 MIRROR 1 0.1 S (0.1 K S) ------------------------------------------------------------------------------------------------------------------------------------ 3 REDSNIA-2 STIS/CCD ACCUM 52X0.1E1 G430L 4300 1 800 S see below (874 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 REDSNIA-2 STIS/NUV ACCUM 52X0.1 G230L 2376 1 800 S -MAMA see below (837 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 REDSNIA-2 STIS/NUV ACCUM 52X0.1 G230L 2376 1 3000 S -MAMA see below (2722 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 REDSNIA-2 STIS/NUV ACCUM 52X0.1 G230L 2376 1 3000 S -MAMA see below (2722 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 | ------------------------------------------------------------------------------------------------------------------------------------ REDSNIA-2 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A REDSNIA-2 2 STIS/CCD ACQ/PEA 52X0.1E1 MIRROR none none none none 1 N/A K REDSNIA-2 3 STIS/CCD ACCUM 52X0.1E1 G430L 4300 none none none 1 1 437.0 S REDSNIA-2 3 STIS/CCD ACCUM 52X0.1E1 G430L 4300 none none none 2 1 437.0 S REDSNIA-2 4 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 1 837.0 S -MAMA REDSNIA-2 5 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 2 2722.0 S -MAMA REDSNIA-2 6 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 3 2722.0 S -MAMA 16221( 6) - 22-Mar-2021 21:41:51 - [ 10] Visit: 08 (eighth visit) Visit Requirements: AFTER 07 BY 4 D TO 6 D; ON HOLD On Hold Comments: ToO trigger 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 REDSNIA-2 STIS/CCD ACQ F28X50LP MIRROR 1 0.3 S (0.3 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 REDSNIA-2 STIS/CCD ACQ/PEA 52X0.1E1 MIRROR 1 0.1 S (0.1 K S) ------------------------------------------------------------------------------------------------------------------------------------ 3 REDSNIA-2 STIS/CCD ACCUM 52X0.1E1 G430L 4300 1 800 S see below (874 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 REDSNIA-2 STIS/NUV ACCUM 52X0.1 G230L 2376 1 800 S -MAMA see below (837 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 REDSNIA-2 STIS/NUV ACCUM 52X0.1 G230L 2376 1 3000 S -MAMA see below (2722 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 REDSNIA-2 STIS/NUV ACCUM 52X0.1 G230L 2376 1 3000 S -MAMA see below (2722 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 REDSNIA-2 STIS/CCD ACQ/PEA 52X0.1E1 MIRROR 1 0.1 S (0.1 K S) ------------------------------------------------------------------------------------------------------------------------------------ 8 REDSNIA-2 STIS/NUV ACCUM 52X0.1 G230L 2376 1 1200 S -MAMA see below (2102 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 REDSNIA-2 STIS/NUV ACCUM 52X0.1 G230L 2376 1 2500 S -MAMA see below (2722 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 | ------------------------------------------------------------------------------------------------------------------------------------ REDSNIA-2 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A REDSNIA-2 2 STIS/CCD ACQ/PEA 52X0.1E1 MIRROR none none none none 1 N/A K 16221( 6) - 22-Mar-2021 21:41:51 - [ 11] 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 | ------------------------------------------------------------------------------------------------------------------------------------ REDSNIA-2 3 STIS/CCD ACCUM 52X0.1E1 G430L 4300 none none none 1 1 437.0 S REDSNIA-2 3 STIS/CCD ACCUM 52X0.1E1 G430L 4300 none none none 2 1 437.0 S REDSNIA-2 4 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 1 837.0 S -MAMA REDSNIA-2 5 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 2 2722.0 S -MAMA REDSNIA-2 6 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 3 2722.0 S -MAMA REDSNIA-2 7 STIS/CCD ACQ/PEA 52X0.1E1 MIRROR none none none none 4 N/A K REDSNIA-2 8 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 4 2102.0 S -MAMA REDSNIA-2 9 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 5 2722.0 S -MAMA 16221( 6) - 22-Mar-2021 21:41:51 - [ 12] Visit: 09 (SN2021fxy-1) Visit Requirements: SCHED 100% On Hold Comments: Additional Comments: Should be scheduled between 03/24 00:00:00 - 03/27 00:00:00 Replaces the first three orbits of Visit 01 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 SN2021FXY STIS/CCD ACQ F28X50LP MIRROR 1 1 S (1 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 SN2021FXY STIS/CCD ACQ/PEA 52X0.1E1 MIRROR 1 1 S (1 S) K ------------------------------------------------------------------------------------------------------------------------------------ 3 SN2021FXY STIS/CCD ACCUM 52X0.1E1 G430L 4300 1 800 S see below (722 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 SN2021FXY STIS/NUV ACCUM 52X0.1 G230L 2376 1 800 S -MAMA see below (761 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 SN2021FXY STIS/NUV ACCUM 52X0.1 G230L 2376 1 3000 S -MAMA see below (2509 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 SN2021FXY STIS/NUV ACCUM 52X0.1 G230L 2376 1 3000 S -MAMA see below (2509 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 | ------------------------------------------------------------------------------------------------------------------------------------ SN2021FXY 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A SN2021FXY 2 STIS/CCD ACQ/PEA 52X0.1E1 MIRROR none none none none 1 N/A K SN2021FXY 3 STIS/CCD ACCUM 52X0.1E1 G430L 4300 none none none 1 1 361.0 S SN2021FXY 3 STIS/CCD ACCUM 52X0.1E1 G430L 4300 none none none 2 1 361.0 S SN2021FXY 4 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 1 761.0 S -MAMA SN2021FXY 5 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 2 2509.0 S -MAMA SN2021FXY 6 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 3 2509.0 S -MAMA 16221( 6) - 22-Mar-2021 21:41:51 - [ 13] Visit: 10 (SN2021fxy-1) Visit Requirements: SCHED 100% On Hold Comments: Additional Comments: Should be scheduled between 03/24 00:00:00 - 03/27 00:00:00 Replaces the last two orbits of Visit 01 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 SN2021FXY STIS/CCD ACQ F28X50LP MIRROR 1 1 S (1 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 SN2021FXY STIS/CCD ACQ/PEA 52X0.1 MIRROR 1 1 S (1 S) K ------------------------------------------------------------------------------------------------------------------------------------ 3 SN2021FXY STIS/NUV ACCUM 52X0.1 G230L 2376 1 1200 S -MAMA see below (1805 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 SN2021FXY STIS/NUV ACCUM 52X0.1 G230L 2376 1 2500 S -MAMA see below (2509 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 | ------------------------------------------------------------------------------------------------------------------------------------ SN2021FXY 1 STIS/CCD ACQ F28X50LP MIRROR none none none none 1 N/A SN2021FXY 2 STIS/CCD ACQ/PEA 52X0.1 MIRROR none none none none 1 N/A K SN2021FXY 3 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 1 1805.0 S -MAMA SN2021FXY 4 STIS/NUV ACCUM 52X0.1 G230L 2376 none none none none 2 2509.0 S -MAMA 16221( 6) - 22-Mar-2021 21:41:51 - [ 14] Summary Form for Proposal 16221 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures 52X0.1, 52X0.1E1, F28X50LP ------------------------------------------------------------------------------------------------------------------------------------ Configurations STIS/CCD, STIS/NUV-MAMA ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM, ACQ, ACQ/PEAK ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements AFTER 05 BY 4 D TO 6 D, AFTER 06 BY 4 D TO 6 D, AFTER 07 BY 4 D TO 6 D, ON HOLD , SCHED 100%, TOO RESPONSE TIME 3.0D ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements G230L, G430L, MIRROR ------------------------------------------------------------------------------------------------------------------------------------ Target Names REDSNIA-2, SN2021FXY ------------------------------------------------------------------------------------------------------------------------------------