17707( 5) - 19-Dec-2024 00:15:08 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 17707 Version: 5 Check-in Time: 19-Dec-2024 00:15:08 STScI Edit Number: 0 Title Mutual events of Transneptunian Binaries ------------------------------------------------------------------------------------ Type Cycle GO 32 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Benjamin Proudfoot University of Central Florida Board of Y Trustees CoI: Prof. Darin Ragozzine Brigham Young University N CoI: Dr. Will M. Grundy Lowell Observatory N ------------------------------------------------------------------------------------ Abstract The population of transneptunian objects (TNOs) is a key tracer of the early solar system's formation and evolution. By looking at the binaries within the TNO population, convincing evidence of planetesimal formation by the Streaming Instability has been found. Further study of these bodies is sure to reveal more insights into the earliest moments of our solar system. One ideal way to study binaries at unprecedented resolution is to observe mutual events, periodic dimming events where one binary component occults/eclipses another. Currently, four TNO binaries are (or will soon be) undergoing mutual events. In this proposal, we ask for 8 orbits to precisely determine the times of these mutual events. Current event timing uncertainties are >24 hours, and are impossible to use for planning observations. Our proposed observations will reduce uncertainties to <4 hours, allowing for precise observations from ground-based telescopes. We will also use state-of-the-art non-Keplerian orbit fitting techniques which will allow for far better predictions. Capturing mutual events will provide immense opportunity for discovery, and are impossible without our proposed observations. ------------------------------------------------------------------------------------ Observations Description ------------------------ Our observations are focused on obtaining precise relative astrometric positions of TNO binary components. Our observations of each target consist of two visits, one scheduled at the time of maximum separation (as indicated by our orbit models), and one scheduled at the time of minimum separation (without going below resolution limits). Observations are conducted with the F350LP filter to maximize SNR while maintaining a minimum PSF FWHM. To obtain maximum exposure time (and prevent memory buffer dumps), most observations are taken with the UVIS2-C512C-SUB aperture subarray, although we finish each visit with full frame UVIS images to get an absolute astrometric measurement of the system for use in heliocentric ephemeris updates. All timing requirements are listed as "betweens" for each visit. These timing requirements allow the highest scientific return from our program. If, however, these requirements are too constraining for telescope scheduling, we can relax them, as needed. ------------------------------------------------------------------------------------ 17707( 5) - 19-Dec-2024 00:15:08 - [ 2] TARGET LIST Solar System Targets ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 1 TARGET NAME: KAGARA ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: ASTEROID TNO binary with 128 day orbital period ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 TARGET POSITION LEVEL 2 TYPE=ASTEROID, A=44.33717130747964, E=0.0957619691154921, I=2.864244613050194 , O=117.9685872316395, W=74.6756145599299, M=337.1076959588931, EQUINOX=J2000, EPOCH=25-OCT-2015:00:00:00, EpochTimeScale=TDB ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 WINDOWS ------------------------------------------------------------------------------------------------------------------------------------ DATA COMMENTS V = 22.5 Ephemeris Center: EARTH ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 2 TARGET NAME: TYPHON ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: ASTEROID Binary centaur with 19 day orbit ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 TARGET POSITION LEVEL 2 TYPE=ASTEROID, A=38.26666674965798, E=0.5414543038719521, I=2.425277300882227 , O=351.9106141660436, W=159.3339259602325, M=14.7270708887519, EQUINOX=J2000, EPOCH=09-FEB-2016:00:00:00, EpochTimeScale=TDB ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 WINDOWS ------------------------------------------------------------------------------------------------------------------------------------ DATA COMMENTS V = 21.5 Ephemeris Center: EARTH ------------------------------------------------------------------------------------------------------------------------------------ 17707( 5) - 19-Dec-2024 00:15:08 - [ 3] TARGET LIST Solar System Targets ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 3 TARGET NAME: LOGOS ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: ASTEROID TNO binary with 310 day orbit period ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 TARGET POSITION LEVEL 2 TYPE=ASTEROID, A=45.42219223977799, E=0.1237573151409189, I=2.895362234339929 , O=132.5091420103192, W=337.5035420772433, M=55.68419386030521, EQUINOX=J2000, EPOCH=10-FEB-2014:00:00:00, EpochTimeScale=TDB ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 WINDOWS ------------------------------------------------------------------------------------------------------------------------------------ DATA COMMENTS V = 23.7 Ephemeris Center: EARTH ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 4 TARGET NAME: 2001XR254 ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: ASTEROID TNO binary with 126 days period ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 TARGET POSITION LEVEL 2 TYPE=ASTEROID, A=43.03503239553269, E=0.03368308770101577, I=1.231087312053428 , O=180.0171013714119, W=71.0111264146927, M=231.0792572076766, EQUINOX=J2000, EPOCH=29-JAN-2017:00:00:00, EpochTimeScale=TDB ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 WINDOWS ------------------------------------------------------------------------------------------------------------------------------------ DATA COMMENTS V = 22.4 Ephemeris Center: EARTH ------------------------------------------------------------------------------------------------------------------------------------ 17707( 5) - 19-Dec-2024 00:15:08 - [ 4] 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-UVIS-DITHER-LINE Pattern_Purpose DITHER Number_Of_Points 2 Point_Spacing 0.145 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 46.84 Angle_Between_Sides Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ 17707( 5) - 19-Dec-2024 00:15:08 - [ 5] Visit: 01 (Kagara (1)) Visit Requirements: BETWEEN 01-OCT-2024:00:00:00 AND 22-OCT-2024:00:00:00; BETWEEN 07-NOV-2024:00:00:00 AND 27-NOV-2024:00:00:00; BETWEEN 25-JAN-2025:00:00:00 AND 06-FEB-2025:14:00:00; BETWEEN 14-MAR-2025:00:00:00 AND 03-APR-2025:00:00:00; BETWEEN 31-MAY-2025:00:00:00 AND 05-JUL-2025:00:00:00; BETWEEN 21-JUL-2025:00:00:00 AND 08-AUG-2025:00:00:00; BETWEEN 07-FEB-2025:06:00:00 AND 27-FEB-2025:00:00:00; VISIBILITY INTERVAL NO GYRO BIAS UPDATE ON MOVING TARGET 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 KAGARA WFC3/UVI ACCUM UVIS2-C51 F350LP FLASH=7 1 150 S (600 SEQ 1-3 NON-INT; PATTERN S 2C-SUB S) 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 KAGARA WFC3/UVI ACCUM UVIS2-C51 F350LP FLASH=7 1 150 S (600 PATTERN 1 2 S 2C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 3 KAGARA WFC3/UVI ACCUM UVIS2 F350LP FLASH=7 1 150 S (300 PATTERN 2 3 S 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 | ------------------------------------------------------------------------------------------------------------------------------------ KAGARA 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 1 none none none 1 N/A S 12C-SUB KAGARA 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 2 none none none 1 N/A S 12C-SUB KAGARA 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 3 none none none 1 N/A S 12C-SUB KAGARA 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 4 none none none 1 N/A S 12C-SUB KAGARA 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 1 none none none 1 N/A S 12C-SUB KAGARA 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 2 none none none 1 N/A S 12C-SUB KAGARA 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 3 none none none 1 N/A S 12C-SUB KAGARA 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 4 none none none 1 N/A S 12C-SUB KAGARA 3 WFC3/UVI ACCUM UVIS2 F350LP 1 none none none 1 N/A S KAGARA 3 WFC3/UVI ACCUM UVIS2 F350LP 2 none none none 1 N/A S 17707( 5) - 19-Dec-2024 00:15:08 - [ 6] Visit: 02 (Kagara (2)) Visit Requirements: BETWEEN 22-OCT-2024:00:00:00 AND 26-OCT-2024:00:00:00; BETWEEN 01-NOV-2024:00:00:00 AND 07-NOV-2024:00:00:00; BETWEEN 27-NOV-2024:00:00:00 AND 12-DEC-2024:00:00:00; BETWEEN 11-JAN-2025:00:00:00 AND 25-JAN-2025:00:00:00; BETWEEN 28-FEB-2025:00:00:00 AND 03-MAR-2025:00:00:00; BETWEEN 09-MAR-2025:00:00:00 AND 14-MAR-2025:00:00:00; BETWEEN 04-APR-2025:00:00:00 AND 18-APR-2025:00:00:00; BETWEEN 16-MAY-2025:00:00:00 AND 30-MAY-2025:00:00:00; BETWEEN 05-JUL-2025:00:00:00 AND 09-JUL-2025:00:00:00; BETWEEN 16-JUL-2025:00:00:00 AND 21-JUL-2025:00:00:00; BETWEEN 08-AUG-2025:00:00:00 AND 24-AUG-2025:00:00:00; BETWEEN 25-SEP-2025:00:00:00 AND 01-OCT-2025:00:00:00; VISIBILITY INTERVAL NO GYRO BIAS UPDATE ON MOVING TARGET 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 KAGARA WFC3/UVI ACCUM UVIS2-C51 F350LP FLASH=7 1 150 S (600 SEQ 1-3 NON-INT; PATTERN S 2C-SUB S) 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 KAGARA WFC3/UVI ACCUM UVIS2-C51 F350LP FLASH=7 1 150 S (600 PATTERN 1 2 S 2C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 3 KAGARA WFC3/UVI ACCUM UVIS2 F350LP FLASH=7 1 150 S (300 PATTERN 2 3 S 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 | ------------------------------------------------------------------------------------------------------------------------------------ KAGARA 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 1 none none none 1 N/A S 12C-SUB KAGARA 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 2 none none none 1 N/A S 12C-SUB KAGARA 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 3 none none none 1 N/A S 12C-SUB KAGARA 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 4 none none none 1 N/A S 12C-SUB KAGARA 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 1 none none none 1 N/A S 12C-SUB KAGARA 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 2 none none none 1 N/A S 12C-SUB KAGARA 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 3 none none none 1 N/A S 12C-SUB KAGARA 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 4 none none none 1 N/A S 12C-SUB KAGARA 3 WFC3/UVI ACCUM UVIS2 F350LP 1 none none none 1 N/A S 17707( 5) - 19-Dec-2024 00:15:08 - [ 7] 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 | ------------------------------------------------------------------------------------------------------------------------------------ KAGARA 3 WFC3/UVI ACCUM UVIS2 F350LP 2 none none none 1 N/A S 17707( 5) - 19-Dec-2024 00:15:08 - [ 8] Visit: 03 (Typhon (1)) Visit Requirements: BETWEEN 02-OCT-2024:06:00:00 AND 09-OCT-2024:00:00:00; BETWEEN 09-NOV-2024:12:00:00 AND 16-NOV-2024:00:00:00; BETWEEN 17-DEC-2024:06:00:00 AND 24-DEC-2024:00:00:00; BETWEEN 24-JAN-2025:06:00:00 AND 31-JAN-2025:06:00:00; BETWEEN 03-MAR-2025:00:00:00 AND 10-MAR-2025:06:00:00; BETWEEN 10-APR-2025:00:00:00 AND 17-APR-2025:06:00:00; BETWEEN 17-MAY-2025:18:00:00 AND 25-MAY-2025:06:00:00; BETWEEN 24-JUN-2025:18:00:00 AND 02-JUL-2025:00:00:00; BETWEEN 01-AUG-2025:18:00:00 AND 08-AUG-2025:18:00:00; BETWEEN 09-SEP-2025:00:00:00 AND 15-SEP-2025:12:00:00; VISIBILITY INTERVAL NO GYRO BIAS UPDATE ON MOVING TARGET 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 TYPHON WFC3/UVI ACCUM UVIS2-C51 F350LP FLASH=7 1 150 S (600 SEQ 1-3 NON-INT; PATTERN S 2C-SUB S) 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 TYPHON WFC3/UVI ACCUM UVIS2-C51 F350LP FLASH=7 1 150 S (600 PATTERN 1 2 S 2C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 3 TYPHON WFC3/UVI ACCUM UVIS2 F350LP FLASH=7 1 150 S (300 PATTERN 2 3 S 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 | ------------------------------------------------------------------------------------------------------------------------------------ TYPHON 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 1 none none none 1 N/A S 12C-SUB TYPHON 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 2 none none none 1 N/A S 12C-SUB TYPHON 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 3 none none none 1 N/A S 12C-SUB TYPHON 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 4 none none none 1 N/A S 12C-SUB TYPHON 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 1 none none none 1 N/A S 12C-SUB TYPHON 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 2 none none none 1 N/A S 12C-SUB TYPHON 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 3 none none none 1 N/A S 12C-SUB TYPHON 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 4 none none none 1 N/A S 12C-SUB TYPHON 3 WFC3/UVI ACCUM UVIS2 F350LP 1 none none none 1 N/A S TYPHON 3 WFC3/UVI ACCUM UVIS2 F350LP 2 none none none 1 N/A S 17707( 5) - 19-Dec-2024 00:15:08 - [ 9] Visit: 04 (Typhon (2)) Visit Requirements: BETWEEN 21-OCT-2024:12:00:00 AND 28-OCT-2024:00:00:00; BETWEEN 28-NOV-2024:12:00:00 AND 05-DEC-2024:00:00:00; BETWEEN 05-JAN-2025:06:00:00 AND 12-JAN-2025:06:00:00; BETWEEN 12-FEB-2025:06:00:00 AND 19-FEB-2025:06:00:00; BETWEEN 22-MAR-2025:00:00:00 AND 29-MAR-2025:06:00:00; BETWEEN 28-APR-2025:18:00:00 AND 06-MAY-2025:06:00:00; BETWEEN 05-JUN-2025:18:00:00 AND 13-JUN-2025:00:00:00; BETWEEN 13-JUL-2025:18:00:00 AND 20-JUL-2025:18:00:00; BETWEEN 21-AUG-2025:00:00:00 AND 27-AUG-2025:12:00:00; BETWEEN 28-SEP-2025:00:00:00 AND 03-OCT-2025:00:00:00; VISIBILITY INTERVAL NO GYRO BIAS UPDATE ON MOVING TARGET 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 TYPHON WFC3/UVI ACCUM UVIS2-C51 F350LP FLASH=7 1 150 S (600 SEQ 1-3 NON-INT; PATTERN S 2C-SUB S) 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 TYPHON WFC3/UVI ACCUM UVIS2-C51 F350LP FLASH=7 1 150 S (600 PATTERN 1 2 S 2C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 3 TYPHON WFC3/UVI ACCUM UVIS2 F350LP FLASH=7 1 150 S (300 PATTERN 2 3 S 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 | ------------------------------------------------------------------------------------------------------------------------------------ TYPHON 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 1 none none none 1 N/A S 12C-SUB TYPHON 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 2 none none none 1 N/A S 12C-SUB TYPHON 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 3 none none none 1 N/A S 12C-SUB TYPHON 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 4 none none none 1 N/A S 12C-SUB TYPHON 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 1 none none none 1 N/A S 12C-SUB TYPHON 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 2 none none none 1 N/A S 12C-SUB TYPHON 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 3 none none none 1 N/A S 12C-SUB TYPHON 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 4 none none none 1 N/A S 12C-SUB TYPHON 3 WFC3/UVI ACCUM UVIS2 F350LP 1 none none none 1 N/A S TYPHON 3 WFC3/UVI ACCUM UVIS2 F350LP 2 none none none 1 N/A S 17707( 5) - 19-Dec-2024 00:15:08 - [ 10] Visit: 05 (Logos (1)) Visit Requirements: BETWEEN 15-OCT-2024:00:00:00 AND 27-OCT-2024:00:00:00; BETWEEN 15-NOV-2024:00:00:00 AND 05-DEC-2024:00:00:00; BETWEEN 17-DEC-2024:00:00:00 AND 05-JAN-2025:04:00:00; BETWEEN 05-JAN-2025:20:00:00 AND 23-JAN-2025:00:00:00; VISIBILITY INTERVAL NO GYRO BIAS UPDATE ON MOVING TARGET On Hold Comments: Additional Comments: Logos' maximum separation window is unschedulable. Instead, this visit will target an alternative window (closer to minimum separation) that will provide similarly strong orbital constraints. If windows are too narrow, we are able to relax constraints with only slight decrease in science value. 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 LOGOS WFC3/UVI ACCUM UVIS2-C51 F350LP 1 300 S SEQ 1-2 NON-INT; PATTERN S 2C-SUB (1200 S) 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 LOGOS WFC3/UVI ACCUM UVIS2 F350LP 1 300 S (600 PATTERN 2 2 S 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 | ------------------------------------------------------------------------------------------------------------------------------------ LOGOS 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 1 none none none 1 N/A S 12C-SUB LOGOS 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 2 none none none 1 N/A S 12C-SUB LOGOS 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 3 none none none 1 N/A S 12C-SUB LOGOS 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 4 none none none 1 N/A S 12C-SUB LOGOS 2 WFC3/UVI ACCUM UVIS2 F350LP 1 none none none 1 N/A S LOGOS 2 WFC3/UVI ACCUM UVIS2 F350LP 2 none none none 1 N/A S 17707( 5) - 19-Dec-2024 00:15:08 - [ 11] Visit: 06 (Logos (2)) Visit Requirements: BETWEEN 13-MAR-2025:00:00:00 AND 09-APR-2025:00:00:00; VISIBILITY INTERVAL NO GYRO BIAS UPDATE ON MOVING TARGET On Hold Comments: Additional Comments: If windows are too narrow, we are able to relax constraints with only slight decrease in science value. 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 LOGOS WFC3/UVI ACCUM UVIS2-C51 F350LP 1 300 S SEQ 1-2 NON-INT; PATTERN S 2C-SUB (1200 S) 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 LOGOS WFC3/UVI ACCUM UVIS2 F350LP 1 300 S (600 PATTERN 2 2 S 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 | ------------------------------------------------------------------------------------------------------------------------------------ LOGOS 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 1 none none none 1 N/A S 12C-SUB LOGOS 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 2 none none none 1 N/A S 12C-SUB LOGOS 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 3 none none none 1 N/A S 12C-SUB LOGOS 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 4 none none none 1 N/A S 12C-SUB LOGOS 2 WFC3/UVI ACCUM UVIS2 F350LP 1 none none none 1 N/A S LOGOS 2 WFC3/UVI ACCUM UVIS2 F350LP 2 none none none 1 N/A S 17707( 5) - 19-Dec-2024 00:15:08 - [ 12] Visit: 07 (2001XR254 (1)) Visit Requirements: BETWEEN 21-NOV-2024:00:00:00 AND 17-JAN-2025:00:00:00; BETWEEN 27-MAR-2025:00:00:00 AND 21-MAY-2025:00:00:00; BETWEEN 31-JUL-2025:00:00:00 AND 25-SEP-2025:00:00:00; VISIBILITY INTERVAL NO GYRO BIAS UPDATE ON MOVING TARGET 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 2001XR254 WFC3/UVI ACCUM UVIS2-C51 F350LP FLASH=7 1 150 S (600 SEQ 1-3 NON-INT; PATTERN S 2C-SUB S) 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 2001XR254 WFC3/UVI ACCUM UVIS2-C51 F350LP FLASH=7 1 150 S (600 PATTERN 1 2 S 2C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 3 2001XR254 WFC3/UVI ACCUM UVIS2 F350LP FLASH=7 1 150 S (300 PATTERN 2 3 S 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 | ------------------------------------------------------------------------------------------------------------------------------------ 2001XR254 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 1 none none none 1 N/A S 12C-SUB 2001XR254 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 2 none none none 1 N/A S 12C-SUB 2001XR254 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 3 none none none 1 N/A S 12C-SUB 2001XR254 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 4 none none none 1 N/A S 12C-SUB 2001XR254 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 1 none none none 1 N/A S 12C-SUB 2001XR254 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 2 none none none 1 N/A S 12C-SUB 2001XR254 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 3 none none none 1 N/A S 12C-SUB 2001XR254 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 4 none none none 1 N/A S 12C-SUB 2001XR254 3 WFC3/UVI ACCUM UVIS2 F350LP 1 none none none 1 N/A S 2001XR254 3 WFC3/UVI ACCUM UVIS2 F350LP 2 none none none 1 N/A S 17707( 5) - 19-Dec-2024 00:15:08 - [ 13] Visit: 08 (2001XR254 (2)) Visit Requirements: BETWEEN 01-OCT-2024:00:00:00 AND 04-OCT-2024:18:00:00; BETWEEN 17-OCT-2024:06:00:00 AND 31-OCT-2024:00:00:00; BETWEEN 07-NOV-2024:18:00:00 AND 11-NOV-2024:12:00:00; BETWEEN 31-JAN-2025:18:00:00 AND 07-FEB-2025:06:00:00; BETWEEN 19-FEB-2025:06:00:00 AND 05-MAR-2025:12:00:00; BETWEEN 13-MAR-2025:00:00:00 AND 16-MAR-2025:18:00:00; BETWEEN 05-JUN-2025:12:00:00 AND 12-JUN-2025:12:00:00; BETWEEN 25-JUN-2025:06:00:00 AND 09-JUL-2025:00:00:00; BETWEEN 16-JUL-2025:18:00:00 AND 21-JUL-2025:00:00:00; BETWEEN 09-OCT-2025:00:00:00 AND 16-OCT-2025:00:00:00; BETWEEN 28-OCT-2025:12:00:00 AND 11-NOV-2025:12:00:00; BETWEEN 19-NOV-2025:06:00:00 AND 23-NOV-2025:12:00:00; VISIBILITY INTERVAL NO GYRO BIAS UPDATE ON MOVING TARGET 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 2001XR254 WFC3/UVI ACCUM UVIS2-C51 F350LP FLASH=7 1 150 S (600 SEQ 1-3 NON-INT; PATTERN S 2C-SUB S) 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 2001XR254 WFC3/UVI ACCUM UVIS2-C51 F350LP FLASH=7 1 150 S (600 PATTERN 1 2 S 2C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 3 2001XR254 WFC3/UVI ACCUM UVIS2 F350LP FLASH=7 1 150 S (300 PATTERN 2 3 S 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 | ------------------------------------------------------------------------------------------------------------------------------------ 2001XR254 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 1 none none none 1 N/A S 12C-SUB 2001XR254 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 2 none none none 1 N/A S 12C-SUB 2001XR254 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 3 none none none 1 N/A S 12C-SUB 2001XR254 1 WFC3/UVI ACCUM UVIS2-C5 F350LP 4 none none none 1 N/A S 12C-SUB 2001XR254 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 1 none none none 1 N/A S 12C-SUB 2001XR254 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 2 none none none 1 N/A S 12C-SUB 2001XR254 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 3 none none none 1 N/A S 12C-SUB 2001XR254 2 WFC3/UVI ACCUM UVIS2-C5 F350LP 4 none none none 1 N/A S 12C-SUB 2001XR254 3 WFC3/UVI ACCUM UVIS2 F350LP 1 none none none 1 N/A S 17707( 5) - 19-Dec-2024 00:15:08 - [ 14] 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 | ------------------------------------------------------------------------------------------------------------------------------------ 2001XR254 3 WFC3/UVI ACCUM UVIS2 F350LP 2 none none none 1 N/A S 17707( 5) - 19-Dec-2024 00:15:08 - [ 15] Summary Form for Proposal 17707 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures UVIS2, UVIS2-C512C-SUB ------------------------------------------------------------------------------------------------------------------------------------ Configurations WFC3/UVIS ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters FLASH=7 ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements BETWEEN 01-AUG-2025:18:00:00 AND 08-AUG-2025:18:00:00, BETWEEN 01-NOV-2024:00:00:00 AND 07-NOV-2024:00:00:00, BETWEEN 01-OCT-2024:00:00:00 AND 04-OCT-2024:18:00:00, BETWEEN 01-OCT-2024:00:00:00 AND 22-OCT-2024:00:00:00, BETWEEN 02-OCT-2024:06:00:00 AND 09-OCT-2024:00:00:00, BETWEEN 03-MAR-2025:00:00:00 AND 10-MAR-2025:06:00:00, BETWEEN 04-APR-2025:00:00:00 AND 18-APR-2025:00:00:00, BETWEEN 05-JAN-2025:06:00:00 AND 12-JAN-2025:06:00:00, BETWEEN 05-JAN-2025:20:00:00 AND 23-JAN-2025:00:00:00, BETWEEN 05-JUL-2025:00:00:00 AND 09-JUL-2025:00:00:00, BETWEEN 05-JUN-2025:12:00:00 AND 12-JUN-2025:12:00:00, BETWEEN 05-JUN-2025:18:00:00 AND 13-JUN-2025:00:00:00, BETWEEN 07-FEB-2025:06:00:00 AND 27-FEB-2025:00:00:00, BETWEEN 07-NOV-2024:00:00:00 AND 27-NOV-2024:00:00:00, BETWEEN 07-NOV-2024:18:00:00 AND 11-NOV-2024:12:00:00, BETWEEN 08-AUG-2025:00:00:00 AND 24-AUG-2025:00:00:00, BETWEEN 09-MAR-2025:00:00:00 AND 14-MAR-2025:00:00:00, BETWEEN 09-NOV-2024:12:00:00 AND 16-NOV-2024:00:00:00, BETWEEN 09-OCT-2025:00:00:00 AND 16-OCT-2025:00:00:00, BETWEEN 09-SEP-2025:00:00:00 AND 15-SEP-2025:12:00:00, BETWEEN 10-APR-2025:00:00:00 AND 17-APR-2025:06:00:00, BETWEEN 11-JAN-2025:00:00:00 AND 25-JAN-2025:00:00:00, BETWEEN 12-FEB-2025:06:00:00 AND 19-FEB-2025:06:00:00, BETWEEN 13-JUL-2025:18:00:00 AND 20-JUL-2025:18:00:00, BETWEEN 13-MAR-2025:00:00:00 AND 09-APR-2025:00:00:00, BETWEEN 13-MAR-2025:00:00:00 AND 16-MAR-2025:18:00:00, BETWEEN 14-MAR-2025:00:00:00 AND 03-APR-2025:00:00:00, BETWEEN 15-NOV-2024:00:00:00 AND 05-DEC-2024:00:00:00, BETWEEN 15-OCT-2024:00:00:00 AND 27-OCT-2024:00:00:00, BETWEEN 16-JUL-2025:00:00:00 AND 21-JUL-2025:00:00:00, BETWEEN 16-JUL-2025:18:00:00 AND 21-JUL-2025:00:00:00, BETWEEN 16-MAY-2025:00:00:00 AND 30-MAY-2025:00:00:00, BETWEEN 17-DEC-2024:00:00:00 AND 05-JAN-2025:04:00:00, BETWEEN 17-DEC-2024:06:00:00 AND 24-DEC-2024:00:00:00, BETWEEN 17-MAY-2025:18:00:00 AND 25-MAY-2025:06:00:00, BETWEEN 17-OCT-2024:06:00:00 AND 31-OCT-2024:00:00:00, BETWEEN 19-FEB-2025:06:00:00 AND 05-MAR-2025:12:00:00, BETWEEN 19-NOV-2025:06:00:00 AND 23-NOV-2025:12:00:00, BETWEEN 21-AUG-2025:00:00:00 AND 27-AUG-2025:12:00:00, BETWEEN 21-JUL-2025:00:00:00 AND 08-AUG-2025:00:00:00, BETWEEN 21-NOV-2024:00:00:00 AND 17-JAN-2025:00:00:00, BETWEEN 21-OCT-2024:12:00:00 AND 28-OCT-2024:00:00:00, BETWEEN 22-MAR-2025:00:00:00 AND 29-MAR-2025:06:00:00, BETWEEN 22-OCT-2024:00:00:00 AND 26-OCT-2024:00:00:00, BETWEEN 24-JAN-2025:06:00:00 AND 31-JAN-2025:06:00:00, BETWEEN 24-JUN-2025:18:00:00 AND 02-JUL-2025:00:00:00, BETWEEN 25-JAN-2025:00:00:00 AND 06-FEB-2025:14:00:00, BETWEEN 25-JUN-2025:06:00:00 AND 09-JUL-2025:00:00:00, BETWEEN 25-SEP-2025:00:00:00 AND 01-OCT-2025:00:00:00, BETWEEN 27-MAR-2025:00:00:00 AND 21-MAY-2025:00:00:00, BETWEEN 27-NOV-2024:00:00:00 AND 12-DEC-2024:00:00:00, BETWEEN 28-APR-2025:18:00:00 AND 06-MAY-2025:06:00:00, BETWEEN 28-FEB-2025:00:00:00 AND 03-MAR-2025:00:00:00, BETWEEN 28-NOV-2024:12:00:00 AND 05-DEC-2024:00:00:00, BETWEEN 28-OCT-2025:12:00:00 AND 11-NOV-2025:12:00:00, BETWEEN 28-SEP-2025:00:00:00 AND 03-OCT-2025:00:00:00, BETWEEN 31-JAN-2025:18:00:00 AND 07-FEB-2025:06:00:00, BETWEEN 31-JUL-2025:00:00:00 AND 25-SEP-2025:00:00:00, BETWEEN 31-MAY-2025:00:00:00 AND 05-JUL-2025:00:00:00, PATTERN 1 1, PATTERN 1 2, PATTERN 2 2, PATTERN 2 3, SEQ 1-2 NON-INT, SEQ 1-3 NON-INT, VISIBILITY INTERVAL NO GYRO BIAS UPDATE ON MOVING TARGET ------------------------------------------------------------------------------------------------------------------------------------ 17707( 5) - 19-Dec-2024 00:15:08 - [ 16] Spectral Elements F350LP ------------------------------------------------------------------------------------------------------------------------------------ Target Names 2001XR254, KAGARA, LOGOS, TYPHON ------------------------------------------------------------------------------------------------------------------------------------