17292( 25) - 13-Feb-2024 14:54:05 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 17292 Version: 25 Check-in Time: 13-Feb-2024 14:54:05 STScI Edit Number: 11 Title Long-Term Evolution of Dimorphos's Dust Tail Created by the DART Impact ------------------------------------------------------------------------------------ Type Cycle GO/DD 30 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Jian-Yang Li Sun Yat-sen University Y CoI: Dr. Andrew F. Cheng The Johns Hopkins University Applied N Physics Laboratory CoI: Dr. Andrew S. Rivkin The Johns Hopkins University Applied N Physics Laboratory CoI: Dr. Cristina A. Thomas Northern Arizona University N CoI: Dr. Eugene G. Fahnestock Jet Propulsion Laboratory N CoI: Dr. Steven Chesley Jet Propulsion Laboratory N CoI: Dr. Harold A. Weaver The Johns Hopkins University Applied Y Physics Laboratory CoI: Dr. Ludmilla Kolokolova University of Maryland N CoI: Dr. Matthew M Knight United States Naval Academy N CoI: Dr. Yun Zhang University of Michigan N CoI: Dr. Masatoshi Hirabayashi Auburn University N CoI: Dr. Bin Yang Planetary Science Institute Y ------------------------------------------------------------------------------------ Abstract NASA's DART (Double Asteroid Redirection Test) spacecraft successfully impacted Dimorphos on September 26, 2022 and created an active asteroid that potentially provides invaluable context for interpreting observations of natural active asteroids. Studying Dimorphos's ejecta and tail evolution carries profound implications for the impact disruption process of asteroids, one of the major processes in asteroid evolution. The HST observations (GO-16674) immediately following the impact revealed spectacular details of the ejecta evolution from excavation to the development of a long dust tail that has remained visible from the ground since ~3 hours after impact. It is the first time that the detailed formational process of an asteroid tail has ever been observed. As the continuation of the highly successful HST program to observe the DART ejecta (GO-16674), we request 9 orbits of HST DD time to monitor the long-term evolution of the remarkable tail of Dimorphos with the HST/WFC3 at a cadence of approximately 3 weeks from late January to early July 2023. The new observations will provide essential information about the mm and larger particles and the dynamics of slow ejecta dust in the Didymos binary system under the influence of solar radiation pressure. Large particles are critical to constrain the total ejecta mass to estimate the momentum transfer in the DART impact independent of the orbital period change of the binary system. Long-term monitoring will essentially connect the Dimorphos's tail with those of natural active asteroids. HST's high resolution, high sensitivity, and stable optical performance are crucial for our proposed observations. ------------------------------------------------------------------------------------ Observations Description ------------------------ 17292( 25) - 13-Feb-2024 14:54:05 - [ 2] Observe the Didymos system for 1 orbit every 3 weeks starting the week of 2023-Jan-16, if possible, and extending until a total of 9 orbits of observations are completed. Each orbit will consist of a series of pairs of WFC3/UVIS2 exposures, using exp times of 10s and 100s, using the typical WFC3/UVIS box dither. Each observation will be made using the WFC3 UVIS2-C1K1C-SUB aperture with the target centered in that aperture. ------------------------------------------------------------------------------------ 17292( 25) - 13-Feb-2024 14:54:05 - [ 3] TARGET LIST Solar System Targets ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 1 TARGET NAME: DIDYMOS ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: ASTEROID Asteroid Didymos (65803) ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 TARGET POSITION LEVEL 2 TYPE=ASTEROID, A=1.643091249342108, E=0.3835237757664423, I=3.41380667080487 , O=72.9955220559403, W=319.5574473815775, M=6.411907609321696, EQUINOX=J2000, EPOCH=04-NOV-2022:12:00:00, EpochTimeScale=TDB, R0=1. , A1=0., A2=-1.053918254001E-14, A3=0. , ALN=1., NM=2., NN=0., NK=0., AMRAT=0. ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 WINDOWS ------------------------------------------------------------------------------------------------------------------------------------ DATA COMMENTS V = 17.5 Ephemeris Center: EARTH Extended: NO ------------------------------------------------------------------------------------------------------------------------------------ 17292( 25) - 13-Feb-2024 14:54:05 - [ 4] TARGET LIST Solar System Targets ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 2 TARGET NAME: DIDYMOS-UPDATE ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: ASTEROID Didymos updated elements ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 TARGET POSITION LEVEL 2 TYPE=ASTEROID, A=1.642909987989381, E=0.3834558030859849, I=3.414094955971987 , O=72.99370205487129, W=319.5579247099636, M=10.62609742217431, EQUINOX=J2000, EPOCH=13-NOV-2022:12:00:00, EpochTimeScale=TDB, R0=1. , A1=0., A2=-1.061003558789E-14, A3=0. , ALN=1., NM=2., NN=0., NK=0., AMRAT=0. ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 WINDOWS ------------------------------------------------------------------------------------------------------------------------------------ DATA COMMENTS V = 19.7 Ephemeris Center: EARTH Extended: NO ------------------------------------------------------------------------------------------------------------------------------------ 17292( 25) - 13-Feb-2024 14:54:05 - [ 5] Visit: 01 Visit Requirements: PCS MODE FINE; BETWEEN 16-JAN-2023:00:00:00 AND 23-JAN-2023:00:00:00 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 DIDYMOS WFC3/UVI ACCUM UVIS2-C1K F350LP FLASH=18 1 10 S (10 SEQ 1-8 NON-INT S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 2 DIDYMOS WFC3/UVI ACCUM UVIS2-C1K F350LP FLASH=18 1 10 S (10 NEW ALIGNMENT S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 3 DIDYMOS WFC3/UVI ACCUM UVIS2-C1K F350LP FLASH=10 1 90 S (90 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 4 DIDYMOS WFC3/UVI ACCUM UVIS2-C1K F350LP FLASH=10 2 90 S (180 NEW ALIGNMENT S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 5 DIDYMOS WFC3/UVI ACCUM UVIS2-C1K F350LP FLASH=18 2 10 S (20 POS TARG 0.099, 0.106; S 1C-SUB S) NEW ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 6 DIDYMOS WFC3/UVI ACCUM UVIS2-C1K F350LP FLASH=18 1 10 S (10 POS TARG 0.099, 0.106; S 1C-SUB S) NEW ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 7 DIDYMOS WFC3/UVI ACCUM UVIS2-C1K F350LP FLASH=10 1 90 S (90 POS TARG 0.099, 0.106 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 8 DIDYMOS WFC3/UVI ACCUM UVIS2-C1K F350LP FLASH=10 2 90 S (180 POS TARG 0.099, 0.106; S 1C-SUB S) NEW ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ DIDYMOS 1 WFC3/UVI ACCUM UVIS2-C1 F350LP none none none none 1 N/A S K1C-SUB DIDYMOS 2 WFC3/UVI ACCUM UVIS2-C1 F350LP none none none none 1 N/A S K1C-SUB DIDYMOS 3 WFC3/UVI ACCUM UVIS2-C1 F350LP none none none none 1 N/A S K1C-SUB DIDYMOS 4 WFC3/UVI ACCUM UVIS2-C1 F350LP none none 1 none 1 N/A S K1C-SUB DIDYMOS 4 WFC3/UVI ACCUM UVIS2-C1 F350LP none none 2 none 1 N/A S K1C-SUB DIDYMOS 5 WFC3/UVI ACCUM UVIS2-C1 F350LP none none 1 none 1 N/A S K1C-SUB 17292( 25) - 13-Feb-2024 14:54:05 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ DIDYMOS 5 WFC3/UVI ACCUM UVIS2-C1 F350LP none none 2 none 1 N/A S K1C-SUB DIDYMOS 6 WFC3/UVI ACCUM UVIS2-C1 F350LP none none none none 1 N/A S K1C-SUB DIDYMOS 7 WFC3/UVI ACCUM UVIS2-C1 F350LP none none none none 1 N/A S K1C-SUB DIDYMOS 8 WFC3/UVI ACCUM UVIS2-C1 F350LP none none 1 none 1 N/A S K1C-SUB DIDYMOS 8 WFC3/UVI ACCUM UVIS2-C1 F350LP none none 2 none 1 N/A S K1C-SUB 17292( 25) - 13-Feb-2024 14:54:05 - [ 7] Visit: 02 Visit Requirements: PCS MODE FINE; BETWEEN 06-FEB-2023:00:00:00 AND 13-FEB-2023:00:00:00 On Hold Comments: Additional Comments: Originally had timing requirement of AFTER 1 BY 18 to 24 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 DIDYMOS WFC3/UVI ACCUM UVIS2-C51 F350LP FLASH=14 1 30 S (30 SEQ 1-9 NON-INT S 2C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 2 DIDYMOS WFC3/UVI ACCUM UVIS2-2K2 F350LP FLASH=8 1 109 S (109 POS TARG 20, 0 S C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 3 DIDYMOS WFC3/UVI ACCUM UVIS2-2K2 F350LP FLASH=8 1 109 S (109 POS TARG 20, 0; NEW S C-SUB S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 4 DIDYMOS WFC3/UVI ACCUM UVIS2-2K2 F350LP FLASH=8 1 109 S (109 POS TARG 20, 0 S C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 5 DIDYMOS WFC3/UVI ACCUM UVIS2-2K2 F350LP FLASH=8 1 109 S (109 POS TARG 21, -1; NEW S C-SUB S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 6 DIDYMOS WFC3/UVI ACCUM UVIS2-2K2 F350LP FLASH=8 1 109 S (109 POS TARG 21, -1 S C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 7 DIDYMOS WFC3/UVI ACCUM UVIS2-2K2 F350LP FLASH=8 1 109 S (109 POS TARG 21, -1; NEW S C-SUB S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 8 DIDYMOS WFC3/UVI ACCUM UVIS2-FIX F350LP FLASH=10 1 80 S (80 POS TARG 30, 0; NEW S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 9 DIDYMOS WFC3/UVI ACCUM UVIS2-C51 F350LP FLASH=14 1 30 S (30 POS TARG 1, 1 S 2C-SUB 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 | ------------------------------------------------------------------------------------------------------------------------------------ DIDYMOS 1 WFC3/UVI ACCUM UVIS2-C5 F350LP none none none none 1 N/A S 12C-SUB DIDYMOS 2 WFC3/UVI ACCUM UVIS2-2K F350LP none none none none 1 N/A S 2C-SUB DIDYMOS 3 WFC3/UVI ACCUM UVIS2-2K F350LP none none none none 1 N/A S 2C-SUB DIDYMOS 4 WFC3/UVI ACCUM UVIS2-2K F350LP none none none none 1 N/A S 2C-SUB 17292( 25) - 13-Feb-2024 14:54:05 - [ 8] 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 | ------------------------------------------------------------------------------------------------------------------------------------ DIDYMOS 5 WFC3/UVI ACCUM UVIS2-2K F350LP none none none none 1 N/A S 2C-SUB DIDYMOS 6 WFC3/UVI ACCUM UVIS2-2K F350LP none none none none 1 N/A S 2C-SUB DIDYMOS 7 WFC3/UVI ACCUM UVIS2-2K F350LP none none none none 1 N/A S 2C-SUB DIDYMOS 8 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS 9 WFC3/UVI ACCUM UVIS2-C5 F350LP none none none none 1 N/A S 12C-SUB 17292( 25) - 13-Feb-2024 14:54:05 - [ 9] Visit: 03 Visit Requirements: PCS MODE FINE; BETWEEN 27-FEB-2023:00:00:00 AND 06-MAR-2023:00:00:00 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 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-C51 F350LP FLASH=7 1 120 S (120 SEQ 1-6 NON-INT ATE S 2C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 2 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP FLASH=3 1 175 S (175 POS TARG -40, 0 ATE S S) ------------------------------------------------------------------------------------------------------------------------------------ 3 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -40, 0; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 4 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 5 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 6 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP FLASH=3 1 175 S (175 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ DIDYMOS-UPDATE 1 WFC3/UVI ACCUM UVIS2-C5 F350LP none none none none 1 N/A S 12C-SUB DIDYMOS-UPDATE 2 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 3 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 4 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 5 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 6 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X 17292( 25) - 13-Feb-2024 14:54:05 - [ 10] Visit: 04 Visit Requirements: PCS MODE FINE; BETWEEN 20-MAR-2023:00:00:00 AND 27-MAR-2023:00:00:00 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 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-C51 F350LP FLASH=7 1 120 S (120 SEQ 1-6 NON-INT ATE S 2C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 2 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP FLASH=3 1 175 S (175 POS TARG -40, 0 ATE S S) ------------------------------------------------------------------------------------------------------------------------------------ 3 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -40, 0; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 4 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 5 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 6 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP FLASH=3 1 175 S (175 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ DIDYMOS-UPDATE 1 WFC3/UVI ACCUM UVIS2-C5 F350LP none none none none 1 N/A S 12C-SUB DIDYMOS-UPDATE 2 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 3 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 4 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 5 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 6 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X 17292( 25) - 13-Feb-2024 14:54:05 - [ 11] Visit: 05 Visit Requirements: PCS MODE FINE; BETWEEN 10-APR-2023:00:00:00 AND 17-APR-2023:00:00:00 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 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -40, 0; SEQ 1-5 ATE S S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -40, 0; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 3 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 4 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 5 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 230 S (230 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ DIDYMOS-UPDATE 1 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 2 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 3 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 4 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 5 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X 17292( 25) - 13-Feb-2024 14:54:05 - [ 12] Visit: 06 Visit Requirements: PCS MODE FINE; BETWEEN 28-APR-2023:00:00:00 AND 17-MAY-2023:00:00:00 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 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -40, 0; SEQ 1-5 ATE S S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -40, 0; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 3 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 4 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 5 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 230 S (230 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ DIDYMOS-UPDATE 1 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 2 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 3 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 4 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 5 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X 17292( 25) - 13-Feb-2024 14:54:05 - [ 13] Visit: 07 Visit Requirements: PCS MODE FINE; BETWEEN 01-JUN-2023:00:00:00 AND 08-JUN-2023:00:00:00 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 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -40, 0; SEQ 1-5 ATE S S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -40, 0; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 3 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 4 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 5 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 230 S (230 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ DIDYMOS-UPDATE 1 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 2 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 3 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 4 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 5 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X 17292( 25) - 13-Feb-2024 14:54:05 - [ 14] Visit: 08 Visit Requirements: PCS MODE FINE; BETWEEN 01-JUN-2023:00:00:00 AND 08-JUN-2023:00:00:00 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 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -40, 0; SEQ 1-5 ATE S S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -40, 0; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 3 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 4 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 5 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 230 S (230 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ DIDYMOS-UPDATE 1 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 2 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 3 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 4 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 5 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X 17292( 25) - 13-Feb-2024 14:54:05 - [ 15] Visit: 09 Visit Requirements: PCS MODE FINE; BETWEEN 01-JUN-2023:00:00:00 AND 08-JUN-2023:00:00:00 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 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -40, 0; SEQ 1-5 ATE S S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -40, 0; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 3 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 4 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 5 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 230 S (230 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ DIDYMOS-UPDATE 1 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 2 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 3 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 4 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 5 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X 17292( 25) - 13-Feb-2024 14:54:05 - [ 16] Visit: 15 Visit Requirements: PCS MODE FINE; AFTER 05 BY 0.05 D TO 1 D; BETWEEN 10-APR-2023:00:00:00 AND 17-APR-2023:00:00:00 On Hold Comments: Additional Comments: HOPR 92444 to replace visit 2. To be scheduled with visit 05 to boost the SNR due to the faintness of the tail. This visit should be executed close to visit 05, but any time within 1 day will be acceptable. 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 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -40, 0; SEQ 1-5 ATE S S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -40, 0; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 3 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 4 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 5 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 230 S (230 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ DIDYMOS-UPDATE 1 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 2 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 3 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 4 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 5 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X 17292( 25) - 13-Feb-2024 14:54:05 - [ 17] Visit: 16 Visit Requirements: PCS MODE FINE; BETWEEN 28-APR-2023:00:00:00 AND 17-MAY-2023:00:00:00 On Hold Comments: Additional Comments: HOPR 92444 to replace visit 2. To be scheduled with visit 06 to boost the SNR due to the faintness of the tail. This visit should be executed close to visit 06, but any time within 1 day will be acceptable. 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 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -40, 0; SEQ 1-5 ATE S S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -40, 0; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 3 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 4 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 5 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 230 S (230 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ DIDYMOS-UPDATE 1 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 2 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 3 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 4 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 5 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X 17292( 25) - 13-Feb-2024 14:54:05 - [ 18] Visit: 17 Visit Requirements: PCS MODE FINE; BETWEEN 01-JUN-2023:00:00:00 AND 08-JUN-2023:00:00:00 On Hold Comments: Additional Comments: copy of visit 09 for HOPR on visit 16 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 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -40, 0; SEQ 1-5 ATE S S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -40, 0; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 3 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 4 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 348 S (348 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 5 DIDYMOS-UPD WFC3/UVI ACCUM UVIS2-FIX F350LP 1 230 S (230 POS TARG -41, -2; NEW ATE S S) ALIGNMENT ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ DIDYMOS-UPDATE 1 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 2 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 3 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 4 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X DIDYMOS-UPDATE 5 WFC3/UVI ACCUM UVIS2-FI F350LP none none none none 1 N/A S X 17292( 25) - 13-Feb-2024 14:54:05 - [ 19] Summary Form for Proposal 17292 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures UVIS2-2K2C-SUB, UVIS2-C1K1C-SUB, UVIS2-C512C-SUB, UVIS2-FIX ------------------------------------------------------------------------------------------------------------------------------------ Configurations WFC3/UVIS ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters FLASH=10, FLASH=14, FLASH=18, FLASH=3, FLASH=7, FLASH=8 ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements AFTER 05 BY 0.05 D TO 1 D, BETWEEN 01-JUN-2023:00:00:00 AND 08-JUN-2023:00:00:00, BETWEEN 06-FEB-2023:00:00:00 AND 13-FEB-2023:00:00:00, BETWEEN 10-APR-2023:00:00:00 AND 17-APR-2023:00:00:00, BETWEEN 16-JAN-2023:00:00:00 AND 23-JAN-2023:00:00:00, BETWEEN 20-MAR-2023:00:00:00 AND 27-MAR-2023:00:00:00, BETWEEN 27-FEB-2023:00:00:00 AND 06-MAR-2023:00:00:00, BETWEEN 28-APR-2023:00:00:00 AND 17-MAY-2023:00:00:00, NEW ALIGNMENT, PCS MODE FINE, POS TARG -40, 0, POS TARG -41, -2, POS TARG 0.099, 0.106, POS TARG 1, 1, POS TARG 20, 0, POS TARG 21, -1, POS TARG 30, 0, SEQ 1-5 NON-INT, SEQ 1-6 NON-INT, SEQ 1-8 NON-INT, SEQ 1-9 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F350LP ------------------------------------------------------------------------------------------------------------------------------------ Target Names DIDYMOS, DIDYMOS-UPDATE ------------------------------------------------------------------------------------------------------------------------------------