17232( 8) - 21-Nov-2023 15:45:56 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 17232 Version: 8 Check-in Time: 21-Nov-2023 15:45:56 STScI Edit Number: 4 Title Identifying the fingerprints of r-process heavy metals in a short GRB ------------------------------------------------------------------------------------ Type Cycle GO 30 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Eleonora Troja Universita di Roma Tor Vergata Y CoI: Dr. Stephen Bradley Cenko NASA Goddard Space Flight Center N CoI: Dr. Taka Sakamoto Aoyama Gakuin University N CoI: Dr. William H. Lee Universidad Nacional Autonoma de Mexico N (UNAM) CoI: Dr. Nathaniel Butler Arizona State University N CoI: Brendan O'Connor Carnegie Mellon University N CoI: Dr. Amy Lien University of Tampa N CoI: Dr. Alan Watson Universidad Nacional Autonoma de Mexico N (UNAM) CoI: Josefa Becerra-Gonzalez Instituto de Astrofisica de Canarias N CoI: Dr. Robberto Ricci INAF, Istituto di Fisica Spaziale e Fisica N Cosmica-Bologna CoI: Dr. Geoffrey Ryan Perimeter Institute for Theoretical N Physics CoI: Dr. Gabriele Bruni Istit. di Astro. Spaziale e Fisica N Cosmica-Roma, INAF CoI: Dr. Chris Fryer Los Alamos National Laboratory N CoI: Simone Dichiara The Pennsylvania State University N CoI: Yashaswi Julakanti Universita di Roma Tor Vergata N ------------------------------------------------------------------------------------ Abstract The afterglow of some short GRBs displays a late-time rebrightening, visible in the near-infrared a few days after the burst. This late-time bump could be explained as kilonova emission, providing a direct link to neutron star mergers, and a compelling proof for the synthesis of heavy nuclei through the rapid neutron capture process (r-process). We propose a multi-wavelength follow-up campaign of a nearby (z<0.4) short GRB in order to detect the expected kilonova bump and constrain its properties. Multi-band observations, and in particular X-rays, are critical to pin down the nature of the observed rebrightening, and to distinguish it from the standard afterglow emission. ------------------------------------------------------------------------------------ Observations Description ------------------------ We will trigger on a GRB at z<0.4 and observable by Chandra. For most cases, observations will start within a week from the GRB and will involved deep imaging of the field. However, nearby events differ from the general population and a later start of the observations could be possible. In these cases, imaging might be replaced with grism spectroscopy if the source is sufficiently bright. Based on past experience, filters F606W (UVIS) and F110W/F160W (IR) are the 17232( 8) - 21-Nov-2023 15:45:56 - [ 2] most likely to be used. However, given the unknown distance of the source, some flexibility in the filter choice should be warranted. For example, F814W/F850LP in the optical, and F105W/F125W/F140W in the IR are also plausible choices that could optimize the science for a given redshift and source brightness. ------------------------------------------------------------------------------------ 17232( 8) - 21-Nov-2023 15:45:56 - [ 3] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB23111A-PO STAR, GAMMA RAY RA=09H56M12.4000S +/- 0.1", J2000 V = 10 S1 BURSTER, X-RAY DEC=+69D41'30.00" +/- 0.1" TRANSIENT Reference Frame: Other: NED ------------------------------------------------------------------------------------------------------------------------------------ 3 GRB23111A-PO STAR, GAMMA RAY RA=09H55M48.9200S +/- 0.1", J2000 V = 10 S2 BURSTER, X-RAY DEC=+69D41'21.66" +/- 0.1" TRANSIENT Reference Frame: Other: NED ------------------------------------------------------------------------------------------------------------------------------------ 4 GRB23111A-PO STAR, GAMMA RAY RA=09H55M58.0600S +/- 0.1", J2000 V = 10 S3 BURSTER, X-RAY DEC=+69D39'58.28" +/- 0.1" TRANSIENT Reference Frame: Other: NED ------------------------------------------------------------------------------------------------------------------------------------ 17232( 8) - 21-Nov-2023 15:45:56 - [ 4] TARGET LIST Generic Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Selection Criteria | Flux data No | Name | Description | | ------------------------------------------------------------------------------------------------------------------------------------ 1 GRB GRB AT Z<0.4 V = 26 ------------------------------------------------------------------------------------------------------------------------------------ 17232( 8) - 21-Nov-2023 15:45:56 - [ 5] Patterns ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 1 Primary_Pattern Secondary_Pattern Pattern_Type WFC3-UVIS-DITHER-BOX Pattern_Purpose DITHER Number_Of_Points 4 Point_Spacing 0.173 Line_Spacing 0.112 Coordinate_Frame POS-TARG Pattern_Orient 23.884 Angle_Between_Sides 81.785 Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 2 Primary_Pattern Secondary_Pattern Pattern_Type WFC3-IR-DITHER-BOX-MIN Pattern_Purpose DITHER Number_Of_Points 4 Point_Spacing 0.572 Line_Spacing 0.365 Coordinate_Frame POS-TARG Pattern_Orient 18.528 Angle_Between_Sides 74.653 Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 3 Primary_Pattern Secondary_Pattern Pattern_Type LINE WFC3-IR-DITHER-BOX-MIN Pattern_Purpose DITHER DITHER Number_Of_Points 2 4 Point_Spacing 0.65 0.572 Line_Spacing 0.365 Coordinate_Frame POS-TARG POS-TARG Pattern_Orient 0 18.528 Angle_Between_Sides 74.653 Center_Pattern NO NO ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 4 Primary_Pattern Secondary_Pattern Pattern_Type WFC3-IR-DITHER-LINE-3PT Pattern_Purpose DITHER Number_Of_Points 3 Point_Spacing 0.605 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 41.788 Angle_Between_Sides Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ 17232( 8) - 21-Nov-2023 15:45:56 - [ 6] Patterns ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 5 Primary_Pattern Secondary_Pattern Pattern_Type WFC3-UVIS-DITHER-LINE-3PT Pattern_Purpose DITHER Number_Of_Points 3 Point_Spacing 0.135 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 46.84 Angle_Between_Sides Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ 17232( 8) - 21-Nov-2023 15:45:56 - [ 7] Visit: 01 (VISIT1-pos1) Visit Requirements: TOO RESPONSE TIME 3.0D 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 GRB23111A-P WFC3/IR MULTIAC IR-FIX F160W NSAMP=9, SAMP-SEQ=STEP100 1 DEF PATTERN 2 1 OS1 CUM (1196.925 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB23111A-P WFC3/IR MULTIAC IR-FIX F110W NSAMP=8, SAMP-SEQ=STEP100 1 DEF PATTERN 2 2 OS1 CUM (796.924 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB23111A-POS1 1 WFC3/IR MULTIAC IR-FIX F160W 1 none none none 1 N/A CUM GRB23111A-POS1 1 WFC3/IR MULTIAC IR-FIX F160W 2 none none none 1 N/A CUM GRB23111A-POS1 1 WFC3/IR MULTIAC IR-FIX F160W 3 none none none 1 N/A CUM GRB23111A-POS1 1 WFC3/IR MULTIAC IR-FIX F160W 4 none none none 1 N/A CUM GRB23111A-POS1 2 WFC3/IR MULTIAC IR-FIX F110W 1 none none none 1 N/A CUM GRB23111A-POS1 2 WFC3/IR MULTIAC IR-FIX F110W 2 none none none 1 N/A CUM GRB23111A-POS1 2 WFC3/IR MULTIAC IR-FIX F110W 3 none none none 1 N/A CUM GRB23111A-POS1 2 WFC3/IR MULTIAC IR-FIX F110W 4 none none none 1 N/A CUM 17232( 8) - 21-Nov-2023 15:45:56 - [ 8] Visit: 02 (VISIT1-pos2) Visit Requirements: TOO RESPONSE TIME 3.0D 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 GRB23111A-P WFC3/IR MULTIAC IR-FIX F160W NSAMP=9, SAMP-SEQ=STEP100 1 DEF GS ACQ SCENARIO BASE1B3; OS2 CUM (1196.925 PATTERN 2 1 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB23111A-P WFC3/IR MULTIAC IR-FIX F110W NSAMP=8, SAMP-SEQ=STEP100 1 DEF PATTERN 2 2 OS2 CUM (796.924 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB23111A-POS2 1 WFC3/IR MULTIAC IR-FIX F160W 1 none none none 1 N/A CUM GRB23111A-POS2 1 WFC3/IR MULTIAC IR-FIX F160W 2 none none none 1 N/A CUM GRB23111A-POS2 1 WFC3/IR MULTIAC IR-FIX F160W 3 none none none 1 N/A CUM GRB23111A-POS2 1 WFC3/IR MULTIAC IR-FIX F160W 4 none none none 1 N/A CUM GRB23111A-POS2 2 WFC3/IR MULTIAC IR-FIX F110W 1 none none none 1 N/A CUM GRB23111A-POS2 2 WFC3/IR MULTIAC IR-FIX F110W 2 none none none 1 N/A CUM GRB23111A-POS2 2 WFC3/IR MULTIAC IR-FIX F110W 3 none none none 1 N/A CUM GRB23111A-POS2 2 WFC3/IR MULTIAC IR-FIX F110W 4 none none none 1 N/A CUM 17232( 8) - 21-Nov-2023 15:45:56 - [ 9] Visit: 03 (VISIT1-pos3) Visit Requirements: TOO RESPONSE TIME 3.0D 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 GRB23111A-P WFC3/IR MULTIAC IR-FIX F160W NSAMP=9, SAMP-SEQ=STEP100 1 DEF PATTERN 2 1 OS3 CUM (1196.925 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB23111A-P WFC3/IR MULTIAC IR-FIX F110W NSAMP=8, SAMP-SEQ=STEP100 1 DEF PATTERN 2 2 OS3 CUM (796.924 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB23111A-POS3 1 WFC3/IR MULTIAC IR-FIX F160W 1 none none none 1 N/A CUM GRB23111A-POS3 1 WFC3/IR MULTIAC IR-FIX F160W 2 none none none 1 N/A CUM GRB23111A-POS3 1 WFC3/IR MULTIAC IR-FIX F160W 3 none none none 1 N/A CUM GRB23111A-POS3 1 WFC3/IR MULTIAC IR-FIX F160W 4 none none none 1 N/A CUM GRB23111A-POS3 2 WFC3/IR MULTIAC IR-FIX F110W 1 none none none 1 N/A CUM GRB23111A-POS3 2 WFC3/IR MULTIAC IR-FIX F110W 2 none none none 1 N/A CUM GRB23111A-POS3 2 WFC3/IR MULTIAC IR-FIX F110W 3 none none none 1 N/A CUM GRB23111A-POS3 2 WFC3/IR MULTIAC IR-FIX F110W 4 none none none 1 N/A CUM 17232( 8) - 21-Nov-2023 15:45:56 - [ 10] Visit: 04 (VISIT2-pos1) Visit Requirements: SAME ORIENT AS 01; AFTER 01 BY 4 D TO 10 D; TOO RESPONSE TIME 3.0D 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 GRB23111A-P WFC3/IR MULTIAC IR-FIX F160W NSAMP=9, SAMP-SEQ=STEP100 1 DEF PATTERN 2 1 OS1 CUM (1196.925 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB23111A-P WFC3/IR MULTIAC IR-FIX F110W NSAMP=8, SAMP-SEQ=STEP100 1 DEF PATTERN 2 2 OS1 CUM (796.924 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB23111A-POS1 1 WFC3/IR MULTIAC IR-FIX F160W 1 none none none 1 N/A CUM GRB23111A-POS1 1 WFC3/IR MULTIAC IR-FIX F160W 2 none none none 1 N/A CUM GRB23111A-POS1 1 WFC3/IR MULTIAC IR-FIX F160W 3 none none none 1 N/A CUM GRB23111A-POS1 1 WFC3/IR MULTIAC IR-FIX F160W 4 none none none 1 N/A CUM GRB23111A-POS1 2 WFC3/IR MULTIAC IR-FIX F110W 1 none none none 1 N/A CUM GRB23111A-POS1 2 WFC3/IR MULTIAC IR-FIX F110W 2 none none none 1 N/A CUM GRB23111A-POS1 2 WFC3/IR MULTIAC IR-FIX F110W 3 none none none 1 N/A CUM GRB23111A-POS1 2 WFC3/IR MULTIAC IR-FIX F110W 4 none none none 1 N/A CUM 17232( 8) - 21-Nov-2023 15:45:56 - [ 11] Visit: 05 (VISIT2-pos2) Visit Requirements: SAME ORIENT AS 02; AFTER 02 BY 4 D TO 10 D; TOO RESPONSE TIME 3.0D 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 GRB23111A-P WFC3/IR MULTIAC IR-FIX F160W NSAMP=9, SAMP-SEQ=STEP100 1 DEF GS ACQ SCENARIO BASE1B3; OS2 CUM (1196.925 PATTERN 2 1 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB23111A-P WFC3/IR MULTIAC IR-FIX F110W NSAMP=8, SAMP-SEQ=STEP100 1 DEF PATTERN 2 2 OS2 CUM (796.924 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB23111A-POS2 1 WFC3/IR MULTIAC IR-FIX F160W 1 none none none 1 N/A CUM GRB23111A-POS2 1 WFC3/IR MULTIAC IR-FIX F160W 2 none none none 1 N/A CUM GRB23111A-POS2 1 WFC3/IR MULTIAC IR-FIX F160W 3 none none none 1 N/A CUM GRB23111A-POS2 1 WFC3/IR MULTIAC IR-FIX F160W 4 none none none 1 N/A CUM GRB23111A-POS2 2 WFC3/IR MULTIAC IR-FIX F110W 1 none none none 1 N/A CUM GRB23111A-POS2 2 WFC3/IR MULTIAC IR-FIX F110W 2 none none none 1 N/A CUM GRB23111A-POS2 2 WFC3/IR MULTIAC IR-FIX F110W 3 none none none 1 N/A CUM GRB23111A-POS2 2 WFC3/IR MULTIAC IR-FIX F110W 4 none none none 1 N/A CUM 17232( 8) - 21-Nov-2023 15:45:56 - [ 12] Visit: 06 (VISIT2-pos3) Visit Requirements: AFTER 03 BY 4 D TO 10 D; TOO RESPONSE TIME 3.0D 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 GRB23111A-P WFC3/IR MULTIAC IR-FIX F160W NSAMP=9, SAMP-SEQ=STEP100 1 DEF PATTERN 2 1 OS3 CUM (1196.925 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB23111A-P WFC3/IR MULTIAC IR-FIX F110W NSAMP=8, SAMP-SEQ=STEP100 1 DEF PATTERN 2 2 OS3 CUM (796.924 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB23111A-POS3 1 WFC3/IR MULTIAC IR-FIX F160W 1 none none none 1 N/A CUM GRB23111A-POS3 1 WFC3/IR MULTIAC IR-FIX F160W 2 none none none 1 N/A CUM GRB23111A-POS3 1 WFC3/IR MULTIAC IR-FIX F160W 3 none none none 1 N/A CUM GRB23111A-POS3 1 WFC3/IR MULTIAC IR-FIX F160W 4 none none none 1 N/A CUM GRB23111A-POS3 2 WFC3/IR MULTIAC IR-FIX F110W 1 none none none 1 N/A CUM GRB23111A-POS3 2 WFC3/IR MULTIAC IR-FIX F110W 2 none none none 1 N/A CUM GRB23111A-POS3 2 WFC3/IR MULTIAC IR-FIX F110W 3 none none none 1 N/A CUM GRB23111A-POS3 2 WFC3/IR MULTIAC IR-FIX F110W 4 none none none 1 N/A CUM 17232( 8) - 21-Nov-2023 15:45:56 - [ 13] Visit: 07 (VISIT3) Visit Requirements: AFTER 21 BY 10 D TO 15 D; ON HOLD ; TOO RESPONSE TIME 3.0D On Hold Comments: GRB trigger Additional Comments: We will likely select the filters from the following list:F606W, F814W, F850LP. 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 GRB WFC3/UVI ACCUM UVIS-CENT F606W CR-SPLIT=NO, FLASH=10 1 350 S PATTERN 5 1 S ER see below (1050 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB WFC3/IR MULTIAC IR F160W NSAMP=8, SAMP-SEQ=SPARS50 1 DEF PATTERN 4 2 CUM (1058.806 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB 1 WFC3/UVI ACCUM UVIS-CEN F606W 1 none none none 1 350 S S TER GRB 1 WFC3/UVI ACCUM UVIS-CEN F606W 2 none none none 1 350 S S TER GRB 1 WFC3/UVI ACCUM UVIS-CEN F606W 3 none none none 1 350 S S TER GRB 2 WFC3/IR MULTIAC IR F160W 1 none none none 1 N/A CUM GRB 2 WFC3/IR MULTIAC IR F160W 2 none none none 1 N/A CUM GRB 2 WFC3/IR MULTIAC IR F160W 3 none none none 1 N/A CUM 17232( 8) - 21-Nov-2023 15:45:56 - [ 14] Visit: 08 (VISIT3) Visit Requirements: AFTER 22 BY 10 D TO 15 D; ON HOLD ; TOO RESPONSE TIME 3.0D On Hold Comments: GRB trigger Additional Comments: We will likely select the filters from the following list: F105W, F110W, F125W, F140W, F160W. 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 GRB WFC3/IR MULTIAC IR F110W NSAMP=8, SAMP-SEQ=SPARS50 1 DEF PATTERN 4 1 CUM (1058.806 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB WFC3/UVI ACCUM UVIS-CENT F606W CR-SPLIT=NO, FLASH=4 1 350 S PATTERN 5 2 S ER see below (1050 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB 1 WFC3/IR MULTIAC IR F110W 1 none none none 1 N/A CUM GRB 1 WFC3/IR MULTIAC IR F110W 2 none none none 1 N/A CUM GRB 1 WFC3/IR MULTIAC IR F110W 3 none none none 1 N/A CUM GRB 2 WFC3/UVI ACCUM UVIS-CEN F606W 1 none none none 1 350 S S TER GRB 2 WFC3/UVI ACCUM UVIS-CEN F606W 2 none none none 1 350 S S TER GRB 2 WFC3/UVI ACCUM UVIS-CEN F606W 3 none none none 1 350 S S TER 17232( 8) - 21-Nov-2023 15:45:56 - [ 15] Visit: 09 (VISIT3) Visit Requirements: AFTER 23 BY 10 D TO 15 D; ON HOLD ; TOO RESPONSE TIME 3.0D On Hold Comments: GRB trigger Additional Comments: We will likely select the filters from the following list: F105W, F110W, F125W, F140W, F160W. 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 GRB WFC3/IR MULTIAC IR F110W NSAMP=7, SAMP-SEQ=SPARS50 1 DEF PATTERN 4 1-2 CUM (908.805 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB WFC3/IR MULTIAC IR F160W NSAMP=7, SAMP-SEQ=SPARS50 1 DEF CUM (908.805 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB 1 WFC3/IR MULTIAC IR F110W 1 none none none 1 N/A CUM GRB 1 WFC3/IR MULTIAC IR F110W 2 none none none 1 N/A CUM GRB 1 WFC3/IR MULTIAC IR F110W 3 none none none 1 N/A CUM GRB 2 WFC3/IR MULTIAC IR F160W 1 none none none 1 N/A CUM GRB 2 WFC3/IR MULTIAC IR F160W 2 none none none 1 N/A CUM GRB 2 WFC3/IR MULTIAC IR F160W 3 none none none 1 N/A CUM 17232( 8) - 21-Nov-2023 15:45:56 - [ 16] Visit: 10 (VISIT4) Visit Requirements: ON HOLD ; TOO RESPONSE TIME 3.0D On Hold Comments: GRB trigger Additional Comments: We will likely select the filters from the following list: F606W, F814W, F850LP. 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 GRB WFC3/UVI ACCUM UVIS2 F606W CR-SPLIT=NO 1 500 S PATTERN 1 1 S see below (2000 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB 1 WFC3/UVI ACCUM UVIS2 F606W 1 none none none 1 500.0 S S GRB 1 WFC3/UVI ACCUM UVIS2 F606W 2 none none none 1 500.0 S S GRB 1 WFC3/UVI ACCUM UVIS2 F606W 3 none none none 1 500.0 S S GRB 1 WFC3/UVI ACCUM UVIS2 F606W 4 none none none 1 500 S S 17232( 8) - 21-Nov-2023 15:45:56 - [ 17] Visit: 11 (VISIT4) Visit Requirements: ON HOLD ; TOO RESPONSE TIME 3.0D On Hold Comments: GRB trigger Additional Comments: We will likely select the filters from the following list: F105W, F110W, F125W, F140W, F160W. 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 GRB WFC3/IR MULTIAC IR F160W NSAMP=13, SAMP-SEQ=SPARS50 1 DEF PATTERN 2 1 CUM (2411.751 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB 1 WFC3/IR MULTIAC IR F160W 1 none none none 1 N/A CUM GRB 1 WFC3/IR MULTIAC IR F160W 2 none none none 1 N/A CUM GRB 1 WFC3/IR MULTIAC IR F160W 3 none none none 1 N/A CUM GRB 1 WFC3/IR MULTIAC IR F160W 4 none none none 1 N/A CUM 17232( 8) - 21-Nov-2023 15:45:56 - [ 18] Visit: 18 (VISIT1) Visit Requirements: ON HOLD ; TOO RESPONSE TIME 3.0D On Hold Comments: GRB trigger Additional Comments: We will likely select the filters from the following list: F606W, F814W, F850LP. 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 GRB WFC3/UVI ACCUM UVIS2 F606W CR-SPLIT=NO 1 500 S PATTERN 1 1 S see below (2000 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB 1 WFC3/UVI ACCUM UVIS2 F606W 1 none none none 1 500.0 S S GRB 1 WFC3/UVI ACCUM UVIS2 F606W 2 none none none 1 500.0 S S GRB 1 WFC3/UVI ACCUM UVIS2 F606W 3 none none none 1 500.0 S S GRB 1 WFC3/UVI ACCUM UVIS2 F606W 4 none none none 1 500 S S 17232( 8) - 21-Nov-2023 15:45:56 - [ 19] Visit: 19 (VISIT1) Visit Requirements: ON HOLD ; TOO RESPONSE TIME 3.0D On Hold Comments: GRB trigger Additional Comments: We will likely select the filters from the following list: F105W, F110W, F125W, F140W, F160W. In case of a nearby (z<~0.2) event we may add an exposure of IR spectroscopy. 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 GRB WFC3/IR MULTIAC IR F110W NSAMP=13, SAMP-SEQ=SPARS50 1 DEF PATTERN 2 1 CUM (2411.751 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB 1 WFC3/IR MULTIAC IR F110W 1 none none none 1 N/A CUM GRB 1 WFC3/IR MULTIAC IR F110W 2 none none none 1 N/A CUM GRB 1 WFC3/IR MULTIAC IR F110W 3 none none none 1 N/A CUM GRB 1 WFC3/IR MULTIAC IR F110W 4 none none none 1 N/A CUM 17232( 8) - 21-Nov-2023 15:45:56 - [ 20] Visit: 20 (VISIT1) Visit Requirements: ON HOLD ; TOO RESPONSE TIME 3.0D On Hold Comments: GRB trigger Additional Comments: We will likely select the filters from the following list: F105W, F110W, F125W, F140W, F160W. In case of a rare (~0.1 yr) nearby (z<~0.2) event we may add an exposure of IR spectroscopy. 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 GRB WFC3/IR MULTIAC IR F160W NSAMP=13, SAMP-SEQ=SPARS50 1 DEF PATTERN 2 1 CUM (2411.751 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB 1 WFC3/IR MULTIAC IR F160W 1 none none none 1 N/A CUM GRB 1 WFC3/IR MULTIAC IR F160W 2 none none none 1 N/A CUM GRB 1 WFC3/IR MULTIAC IR F160W 3 none none none 1 N/A CUM GRB 1 WFC3/IR MULTIAC IR F160W 4 none none none 1 N/A CUM 17232( 8) - 21-Nov-2023 15:45:56 - [ 21] Visit: 21 (VISIT2) Visit Requirements: AFTER 18 BY 4 D TO 6 D; ON HOLD ; TOO RESPONSE TIME 3.0D On Hold Comments: GRB trigger Additional Comments: We will likely select the filters from the following list: F606W, F814W, F850LP. 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 GRB WFC3/UVI ACCUM UVIS2 F606W CR-SPLIT=NO, FLASH=4 1 500 S PATTERN 1 1 S (2000 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB 1 WFC3/UVI ACCUM UVIS2 F606W 1 none none none 1 N/A S GRB 1 WFC3/UVI ACCUM UVIS2 F606W 2 none none none 1 N/A S GRB 1 WFC3/UVI ACCUM UVIS2 F606W 3 none none none 1 N/A S GRB 1 WFC3/UVI ACCUM UVIS2 F606W 4 none none none 1 N/A S 17232( 8) - 21-Nov-2023 15:45:56 - [ 22] Visit: 22 (VISIT2) Visit Requirements: AFTER 19 BY 4 D TO 6 D; ON HOLD ; TOO RESPONSE TIME 3.0D On Hold Comments: GRB trigger Additional Comments: We will likely select the filters from the following list: F105W, F110W, F125W, F140W, F160W. 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 GRB WFC3/IR MULTIAC GRISM1024 F110W NSAMP=6, SAMP-SEQ=STEP50 1 DEF PATTERN 4 1 CUM (147.691 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB WFC3/IR MULTIAC GRISM1024 G102 NSAMP=10, SAMP-SEQ=SPARS50 1 DEF PATTERN 2 2 CUM (1811.745 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB 1 WFC3/IR MULTIAC GRISM102 F110W 1 none none none 1 N/A CUM 4 GRB 1 WFC3/IR MULTIAC GRISM102 F110W 2 none none none 1 N/A CUM 4 GRB 1 WFC3/IR MULTIAC GRISM102 F110W 3 none none none 1 N/A CUM 4 GRB 2 WFC3/IR MULTIAC GRISM102 G102 1 none none none 1 N/A CUM 4 GRB 2 WFC3/IR MULTIAC GRISM102 G102 2 none none none 1 N/A CUM 4 GRB 2 WFC3/IR MULTIAC GRISM102 G102 3 none none none 1 N/A CUM 4 GRB 2 WFC3/IR MULTIAC GRISM102 G102 4 none none none 1 N/A CUM 4 17232( 8) - 21-Nov-2023 15:45:56 - [ 23] Visit: 23 (VISIT2) Visit Requirements: AFTER 20 BY 4 D TO 6 D; ON HOLD ; TOO RESPONSE TIME 3.0D On Hold Comments: GRB trigger Additional Comments: We will likely select the filters from the following list: F105W, F110W, F125W, F140W, F160W. 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 GRB WFC3/IR MULTIAC GRISM1024 F160W NSAMP=6, SAMP-SEQ=STEP50 1 DEF PATTERN 4 1 CUM (147.691 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB WFC3/IR MULTIAC GRISM1024 G141 NSAMP=10, SAMP-SEQ=SPARS50 1 DEF PATTERN 3 2 CUM (3623.491 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB 1 WFC3/IR MULTIAC GRISM102 F160W 1 none none none 1 N/A CUM 4 GRB 1 WFC3/IR MULTIAC GRISM102 F160W 2 none none none 1 N/A CUM 4 GRB 1 WFC3/IR MULTIAC GRISM102 F160W 3 none none none 1 N/A CUM 4 GRB 2 WFC3/IR MULTIAC GRISM102 G141 1 1 none none 1 N/A CUM 4 GRB 2 WFC3/IR MULTIAC GRISM102 G141 1 2 none none 1 N/A CUM 4 GRB 2 WFC3/IR MULTIAC GRISM102 G141 1 3 none none 1 N/A CUM 4 GRB 2 WFC3/IR MULTIAC GRISM102 G141 1 4 none none 1 N/A CUM 4 GRB 2 WFC3/IR MULTIAC GRISM102 G141 2 1 none none 2 N/A CUM 4 GRB 2 WFC3/IR MULTIAC GRISM102 G141 2 2 none none 2 N/A CUM 4 GRB 2 WFC3/IR MULTIAC GRISM102 G141 2 3 none none 2 N/A CUM 4 GRB 2 WFC3/IR MULTIAC GRISM102 G141 2 4 none none 2 N/A CUM 4 17232( 8) - 21-Nov-2023 15:45:56 - [ 24] Summary Form for Proposal 17232 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures GRISM1024, IR, IR-FIX, UVIS-CENTER, UVIS2 ------------------------------------------------------------------------------------------------------------------------------------ Configurations WFC3/IR, WFC3/UVIS ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM, MULTIACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters CR-SPLIT=NO, FLASH=10, FLASH=4, NSAMP=10, NSAMP=13, NSAMP=6, NSAMP=7, NSAMP=8, NSAMP=9, SAMP-SEQ=SPARS50, SAMP-SEQ=STEP100, SAMP-SEQ=STEP50 ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements AFTER 01 BY 4 D TO 10 D, AFTER 02 BY 4 D TO 10 D, AFTER 03 BY 4 D TO 10 D, AFTER 18 BY 4 D TO 6 D, AFTER 19 BY 4 D TO 6 D, AFTER 20 BY 4 D TO 6 D, AFTER 21 BY 10 D TO 15 D, AFTER 22 BY 10 D TO 15 D, AFTER 23 BY 10 D TO 15 D, GS ACQ SCENARIO BASE1B3, ON HOLD , PATTERN 1 1, PATTERN 2 1, PATTERN 2 2, PATTERN 3 2, PATTERN 4 1, PATTERN 4 1-2, PATTERN 4 2, PATTERN 5 1, PATTERN 5 2, SAME ORIENT AS 01, SAME ORIENT AS 02, TOO RESPONSE TIME 3.0D ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F110W, F160W, F606W, G102, G141 ------------------------------------------------------------------------------------------------------------------------------------ Target Names GRB, GRB23111A-POS1, GRB23111A-POS2, GRB23111A-POS3 ------------------------------------------------------------------------------------------------------------------------------------