17808( 3) - 25-Jul-2024 14:06:24 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 17808 Version: 3 Check-in Time: 25-Jul-2024 14:06:24 STScI Edit Number: 1 Title Ice giant atmospheres, rings and moons - physics of the macroscopic to the microscopic ------------------------------------------------------------------------------------ Type Cycle GO 32 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. William B. Sparks SETI Institute Y CoI: Dr. Kimberly Bott SETI Institute N CoI: Dr. Jeremy Bailey University of New South Wales Sydney N CoI: Dr. Daniel Vincent Cotton Monterey Institute for Research in N Astronomy CoI: Dr. Ludmilla Kolokolova University of Maryland N CoI: Dr. John Grunsfeld Endless Frontier Associates, LLC N CoI: Dr. Eileen T Meyer University of Maryland Baltimore County N CoI: Mr. Louis Bergeron Space Telescope Science Institute N CoI: Dr. Amy Simon NASA Goddard Space Flight Center N ------------------------------------------------------------------------------------ Abstract Uranus is the highest priority destination for a future NASA flagship mission in the Origins, Worlds and Life planetary science decadal survey. With Neptune, these two are the solar system ice giant siblings, representative of a multitude of kindred exoplanets. We propose to obtain imaging polarimetry of Uranus and Neptune at unprecedented spatial resolution with ACS in order to advance our knowledge of the macroscopic and microphysical character of the scattering atmospheres of these two worlds. With HST resolution, we can separate polar hazes, storms and bands, revealing the global scattering properties in unprecedented detail while identifying for the first time the scattering properties of features impossible to determine from the ground. The polarization depends on the altitude of the scatterers, their chemical composition, and microscopic shape and size. Given the plethora of ice giant exoplanets, high quality empirical measurements and modeling of the polarization distribution of these local archetypes and their varied hydrocarbon hazes will facilitate extrapolation to one of the most commonly found exoplanet populations. We will also obtain polarization measurements of the rings of Uranus and moons of both Uranus and Neptune. This is particularly critical to the top priority Uranus Orbiter and Probe flagship mission, as further knowledge is needed to enable safe passage through the upper atmosphere and dusty ring environment. ------------------------------------------------------------------------------------ Observations Description ------------------------ We propose to acquire nine images per orbit, three for each polarizer using three filters (F435W, F606W and F775W) selected to span the visible spectrum without significant filter-to-filter overlap, and three orbits per visit to accumulate the appropriate number of photons for both Neptune and Uranus, two visits each. ------------------------------------------------------------------------------------ 17808( 3) - 25-Jul-2024 14:06:24 - [ 2] TARGET LIST Solar System Targets ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 1 TARGET NAME: URANUS ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: PLANET planet ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 TARGET POSITION LEVEL 2 STD=URANUS ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 WINDOWS ------------------------------------------------------------------------------------------------------------------------------------ DATA COMMENTS V = 5.7 +/- 0.2 Ephemeris Center: EARTH ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 2 TARGET NAME: NEPTUNE ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: PLANET planet ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 TARGET POSITION LEVEL 2 STD=NEPTUNE ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 WINDOWS NOT ECL P PARTIAL OF NEPTUNE BY TRITON FROM EARTH ------------------------------------------------------------------------------------------------------------------------------------ DATA COMMENTS V = 7.7 +/- 0.2 Ephemeris Center: EARTH ------------------------------------------------------------------------------------------------------------------------------------ 17808( 3) - 25-Jul-2024 14:06:24 - [ 3] Patterns ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 1 Primary_Pattern Secondary_Pattern Pattern_Type ACS-WFC-DITHER-LINE Pattern_Purpose DITHER Number_Of_Points 3 Point_Spacing 0.17 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 47.23 Angle_Between_Sides Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 2 Primary_Pattern Secondary_Pattern Pattern_Type ACS-WFC-DITHER-LINE Pattern_Purpose DITHER Number_Of_Points 2 Point_Spacing 0.149 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 34.25 Angle_Between_Sides Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ 17808( 3) - 25-Jul-2024 14:06:24 - [ 4] Visit: 01 (Uranus low) Visit Requirements: BETWEEN 27-OCT-2024:00:00:00 AND 08-DEC-2024:00:00:00 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 URANUS ACS/WFC ACCUM WFC F606W, 1 2 S (6 S) PATTERN 1 1-3 POL0V ------------------------------------------------------------------------------------------------------------------------------------ 2 URANUS ACS/WFC ACCUM WFC F606W, 1 2 S (6 S) POL120V ------------------------------------------------------------------------------------------------------------------------------------ 3 URANUS ACS/WFC ACCUM WFC F606W, 1 2 S (6 S) POL60V ------------------------------------------------------------------------------------------------------------------------------------ 4 URANUS ACS/WFC ACCUM WFC F775W, 1 10 S (30 PATTERN 1 4-6 POL0V S) ------------------------------------------------------------------------------------------------------------------------------------ 5 URANUS ACS/WFC ACCUM WFC F775W, 1 10 S (30 POL120V S) ------------------------------------------------------------------------------------------------------------------------------------ 6 URANUS ACS/WFC ACCUM WFC F775W, 1 10 S (30 POL60V S) ------------------------------------------------------------------------------------------------------------------------------------ 7 URANUS ACS/WFC ACCUM WFC F435W, 1 7 S (14 S) PATTERN 2 7-9 POL0UV ------------------------------------------------------------------------------------------------------------------------------------ 8 URANUS ACS/WFC ACCUM WFC F435W, 1 7 S (14 S) POL120UV ------------------------------------------------------------------------------------------------------------------------------------ 9 URANUS ACS/WFC ACCUM WFC F435W, 1 7 S (14 S) POL60UV ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ URANUS 1 ACS/WFC ACCUM WFC F606W, 1 none none none 1 N/A POL0V URANUS 1 ACS/WFC ACCUM WFC F606W, 2 none none none 1 N/A POL0V URANUS 1 ACS/WFC ACCUM WFC F606W, 3 none none none 1 N/A POL0V URANUS 2 ACS/WFC ACCUM WFC F606W, 1 none none none 1 N/A POL120V 17808( 3) - 25-Jul-2024 14:06:24 - [ 5] 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 | ------------------------------------------------------------------------------------------------------------------------------------ URANUS 2 ACS/WFC ACCUM WFC F606W, 2 none none none 1 N/A POL120V URANUS 2 ACS/WFC ACCUM WFC F606W, 3 none none none 1 N/A POL120V URANUS 3 ACS/WFC ACCUM WFC F606W, 1 none none none 1 N/A POL60V URANUS 3 ACS/WFC ACCUM WFC F606W, 2 none none none 1 N/A POL60V URANUS 3 ACS/WFC ACCUM WFC F606W, 3 none none none 2 N/A POL60V URANUS 4 ACS/WFC ACCUM WFC F775W, 1 none none none 2 N/A POL0V URANUS 4 ACS/WFC ACCUM WFC F775W, 2 none none none 2 N/A POL0V URANUS 4 ACS/WFC ACCUM WFC F775W, 3 none none none 2 N/A POL0V URANUS 5 ACS/WFC ACCUM WFC F775W, 1 none none none 2 N/A POL120V URANUS 5 ACS/WFC ACCUM WFC F775W, 2 none none none 2 N/A POL120V URANUS 5 ACS/WFC ACCUM WFC F775W, 3 none none none 3 N/A POL120V URANUS 6 ACS/WFC ACCUM WFC F775W, 1 none none none 2 N/A POL60V URANUS 6 ACS/WFC ACCUM WFC F775W, 2 none none none 2 N/A POL60V URANUS 6 ACS/WFC ACCUM WFC F775W, 3 none none none 3 N/A POL60V URANUS 7 ACS/WFC ACCUM WFC F435W, 1 none none none 3 N/A POL0UV URANUS 7 ACS/WFC ACCUM WFC F435W, 2 none none none 3 N/A POL0UV URANUS 8 ACS/WFC ACCUM WFC F435W, 1 none none none 3 N/A POL120UV URANUS 8 ACS/WFC ACCUM WFC F435W, 2 none none none 3 N/A POL120UV URANUS 9 ACS/WFC ACCUM WFC F435W, 1 none none none 3 N/A POL60UV URANUS 9 ACS/WFC ACCUM WFC F435W, 2 none none none 3 N/A POL60UV 17808( 3) - 25-Jul-2024 14:06:24 - [ 6] Visit: 02 (Uranus high) Visit Requirements: BETWEEN 30-DEC-2024:00:00:00 AND 01-APR-2025:00:00:00; BETWEEN 04-JUL-2025:00:00:00 AND 11-OCT-2025:00:00:00 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 URANUS ACS/WFC ACCUM WFC F606W, 1 2 S (6 S) PATTERN 1 1-3 POL0V ------------------------------------------------------------------------------------------------------------------------------------ 2 URANUS ACS/WFC ACCUM WFC F606W, 1 2 S (6 S) POL120V ------------------------------------------------------------------------------------------------------------------------------------ 3 URANUS ACS/WFC ACCUM WFC F606W, 1 2 S (6 S) POL60V ------------------------------------------------------------------------------------------------------------------------------------ 4 URANUS ACS/WFC ACCUM WFC F775W, 1 10 S (30 PATTERN 1 4-6 POL0V S) ------------------------------------------------------------------------------------------------------------------------------------ 5 URANUS ACS/WFC ACCUM WFC F775W, 1 10 S (30 POL120V S) ------------------------------------------------------------------------------------------------------------------------------------ 6 URANUS ACS/WFC ACCUM WFC F775W, 1 10 S (30 POL60V S) ------------------------------------------------------------------------------------------------------------------------------------ 7 URANUS ACS/WFC ACCUM WFC F435W, 1 7 S (14 S) PATTERN 2 7-9 POL0UV ------------------------------------------------------------------------------------------------------------------------------------ 8 URANUS ACS/WFC ACCUM WFC F435W, 1 7 S (14 S) POL120UV ------------------------------------------------------------------------------------------------------------------------------------ 9 URANUS ACS/WFC ACCUM WFC F435W, 1 7 S (14 S) POL60UV ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ URANUS 1 ACS/WFC ACCUM WFC F606W, 1 none none none 1 N/A POL0V URANUS 1 ACS/WFC ACCUM WFC F606W, 2 none none none 1 N/A POL0V URANUS 1 ACS/WFC ACCUM WFC F606W, 3 none none none 1 N/A POL0V URANUS 2 ACS/WFC ACCUM WFC F606W, 1 none none none 1 N/A POL120V 17808( 3) - 25-Jul-2024 14:06:24 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ URANUS 2 ACS/WFC ACCUM WFC F606W, 2 none none none 1 N/A POL120V URANUS 2 ACS/WFC ACCUM WFC F606W, 3 none none none 1 N/A POL120V URANUS 3 ACS/WFC ACCUM WFC F606W, 1 none none none 1 N/A POL60V URANUS 3 ACS/WFC ACCUM WFC F606W, 2 none none none 1 N/A POL60V URANUS 3 ACS/WFC ACCUM WFC F606W, 3 none none none 2 N/A POL60V URANUS 4 ACS/WFC ACCUM WFC F775W, 1 none none none 2 N/A POL0V URANUS 4 ACS/WFC ACCUM WFC F775W, 2 none none none 2 N/A POL0V URANUS 4 ACS/WFC ACCUM WFC F775W, 3 none none none 2 N/A POL0V URANUS 5 ACS/WFC ACCUM WFC F775W, 1 none none none 2 N/A POL120V URANUS 5 ACS/WFC ACCUM WFC F775W, 2 none none none 2 N/A POL120V URANUS 5 ACS/WFC ACCUM WFC F775W, 3 none none none 3 N/A POL120V URANUS 6 ACS/WFC ACCUM WFC F775W, 1 none none none 2 N/A POL60V URANUS 6 ACS/WFC ACCUM WFC F775W, 2 none none none 2 N/A POL60V URANUS 6 ACS/WFC ACCUM WFC F775W, 3 none none none 3 N/A POL60V URANUS 7 ACS/WFC ACCUM WFC F435W, 1 none none none 3 N/A POL0UV URANUS 7 ACS/WFC ACCUM WFC F435W, 2 none none none 3 N/A POL0UV URANUS 8 ACS/WFC ACCUM WFC F435W, 1 none none none 3 N/A POL120UV URANUS 8 ACS/WFC ACCUM WFC F435W, 2 none none none 3 N/A POL120UV URANUS 9 ACS/WFC ACCUM WFC F435W, 1 none none none 3 N/A POL60UV URANUS 9 ACS/WFC ACCUM WFC F435W, 2 none none none 3 N/A POL60UV 17808( 3) - 25-Jul-2024 14:06:24 - [ 8] Visit: 03 (Neptune a) Visit Requirements: 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 NEPTUNE ACS/WFC ACCUM WFC F606W, 1 5 S (15 S) PATTERN 1 1-3 POL0V ------------------------------------------------------------------------------------------------------------------------------------ 2 NEPTUNE ACS/WFC ACCUM WFC F606W, 1 5 S (15 S) POL120V ------------------------------------------------------------------------------------------------------------------------------------ 3 NEPTUNE ACS/WFC ACCUM WFC F606W, 1 5 S (15 S) POL60V ------------------------------------------------------------------------------------------------------------------------------------ 4 NEPTUNE ACS/WFC ACCUM WFC F775W, 1 15 S (45 PATTERN 1 4-6 POL0V S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NEPTUNE ACS/WFC ACCUM WFC F775W, 1 15 S (45 POL120V S) ------------------------------------------------------------------------------------------------------------------------------------ 6 NEPTUNE ACS/WFC ACCUM WFC F775W, 1 15 S (45 POL60V S) ------------------------------------------------------------------------------------------------------------------------------------ 7 NEPTUNE ACS/WFC ACCUM WFC F435W, 1 15 S (30 PATTERN 2 7-9 POL0UV S) ------------------------------------------------------------------------------------------------------------------------------------ 8 NEPTUNE ACS/WFC ACCUM WFC F435W, 1 15 S (30 POL120UV S) ------------------------------------------------------------------------------------------------------------------------------------ 9 NEPTUNE ACS/WFC ACCUM WFC F435W, 1 15 S (30 POL60UV 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 | ------------------------------------------------------------------------------------------------------------------------------------ NEPTUNE 1 ACS/WFC ACCUM WFC F606W, 1 none none none 1 N/A POL0V NEPTUNE 1 ACS/WFC ACCUM WFC F606W, 2 none none none 1 N/A POL0V NEPTUNE 1 ACS/WFC ACCUM WFC F606W, 3 none none none 1 N/A POL0V NEPTUNE 2 ACS/WFC ACCUM WFC F606W, 1 none none none 1 N/A POL120V 17808( 3) - 25-Jul-2024 14:06:24 - [ 9] 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 | ------------------------------------------------------------------------------------------------------------------------------------ NEPTUNE 2 ACS/WFC ACCUM WFC F606W, 2 none none none 1 N/A POL120V NEPTUNE 2 ACS/WFC ACCUM WFC F606W, 3 none none none 1 N/A POL120V NEPTUNE 3 ACS/WFC ACCUM WFC F606W, 1 none none none 1 N/A POL60V NEPTUNE 3 ACS/WFC ACCUM WFC F606W, 2 none none none 1 N/A POL60V NEPTUNE 3 ACS/WFC ACCUM WFC F606W, 3 none none none 2 N/A POL60V NEPTUNE 4 ACS/WFC ACCUM WFC F775W, 1 none none none 2 N/A POL0V NEPTUNE 4 ACS/WFC ACCUM WFC F775W, 2 none none none 2 N/A POL0V NEPTUNE 4 ACS/WFC ACCUM WFC F775W, 3 none none none 2 N/A POL0V NEPTUNE 5 ACS/WFC ACCUM WFC F775W, 1 none none none 2 N/A POL120V NEPTUNE 5 ACS/WFC ACCUM WFC F775W, 2 none none none 2 N/A POL120V NEPTUNE 5 ACS/WFC ACCUM WFC F775W, 3 none none none 3 N/A POL120V NEPTUNE 6 ACS/WFC ACCUM WFC F775W, 1 none none none 2 N/A POL60V NEPTUNE 6 ACS/WFC ACCUM WFC F775W, 2 none none none 2 N/A POL60V NEPTUNE 6 ACS/WFC ACCUM WFC F775W, 3 none none none 3 N/A POL60V NEPTUNE 7 ACS/WFC ACCUM WFC F435W, 1 none none none 3 N/A POL0UV NEPTUNE 7 ACS/WFC ACCUM WFC F435W, 2 none none none 3 N/A POL0UV NEPTUNE 8 ACS/WFC ACCUM WFC F435W, 1 none none none 3 N/A POL120UV NEPTUNE 8 ACS/WFC ACCUM WFC F435W, 2 none none none 3 N/A POL120UV NEPTUNE 9 ACS/WFC ACCUM WFC F435W, 1 none none none 3 N/A POL60UV NEPTUNE 9 ACS/WFC ACCUM WFC F435W, 2 none none none 3 N/A POL60UV 17808( 3) - 25-Jul-2024 14:06:24 - [ 10] Visit: 04 (Neptune b) Visit Requirements: 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 NEPTUNE ACS/WFC ACCUM WFC F606W, 1 5 S (15 S) PATTERN 1 1-3 POL0V ------------------------------------------------------------------------------------------------------------------------------------ 2 NEPTUNE ACS/WFC ACCUM WFC F606W, 1 5 S (15 S) POL120V ------------------------------------------------------------------------------------------------------------------------------------ 3 NEPTUNE ACS/WFC ACCUM WFC F606W, 1 5 S (15 S) POL60V ------------------------------------------------------------------------------------------------------------------------------------ 4 NEPTUNE ACS/WFC ACCUM WFC F775W, 1 15 S (45 PATTERN 1 4-6 POL0V S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NEPTUNE ACS/WFC ACCUM WFC F775W, 1 15 S (45 POL120V S) ------------------------------------------------------------------------------------------------------------------------------------ 6 NEPTUNE ACS/WFC ACCUM WFC F775W, 1 15 S (45 POL60V S) ------------------------------------------------------------------------------------------------------------------------------------ 7 NEPTUNE ACS/WFC ACCUM WFC F435W, 1 15 S (30 PATTERN 2 7-9 POL0UV S) ------------------------------------------------------------------------------------------------------------------------------------ 8 NEPTUNE ACS/WFC ACCUM WFC F435W, 1 15 S (30 POL120UV S) ------------------------------------------------------------------------------------------------------------------------------------ 9 NEPTUNE ACS/WFC ACCUM WFC F435W, 1 15 S (30 POL60UV 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 | ------------------------------------------------------------------------------------------------------------------------------------ NEPTUNE 1 ACS/WFC ACCUM WFC F606W, 1 none none none 1 N/A POL0V NEPTUNE 1 ACS/WFC ACCUM WFC F606W, 2 none none none 1 N/A POL0V NEPTUNE 1 ACS/WFC ACCUM WFC F606W, 3 none none none 1 N/A POL0V NEPTUNE 2 ACS/WFC ACCUM WFC F606W, 1 none none none 1 N/A POL120V 17808( 3) - 25-Jul-2024 14:06:24 - [ 11] Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ NEPTUNE 2 ACS/WFC ACCUM WFC F606W, 2 none none none 1 N/A POL120V NEPTUNE 2 ACS/WFC ACCUM WFC F606W, 3 none none none 1 N/A POL120V NEPTUNE 3 ACS/WFC ACCUM WFC F606W, 1 none none none 1 N/A POL60V NEPTUNE 3 ACS/WFC ACCUM WFC F606W, 2 none none none 1 N/A POL60V NEPTUNE 3 ACS/WFC ACCUM WFC F606W, 3 none none none 2 N/A POL60V NEPTUNE 4 ACS/WFC ACCUM WFC F775W, 1 none none none 2 N/A POL0V NEPTUNE 4 ACS/WFC ACCUM WFC F775W, 2 none none none 2 N/A POL0V NEPTUNE 4 ACS/WFC ACCUM WFC F775W, 3 none none none 2 N/A POL0V NEPTUNE 5 ACS/WFC ACCUM WFC F775W, 1 none none none 2 N/A POL120V NEPTUNE 5 ACS/WFC ACCUM WFC F775W, 2 none none none 2 N/A POL120V NEPTUNE 5 ACS/WFC ACCUM WFC F775W, 3 none none none 3 N/A POL120V NEPTUNE 6 ACS/WFC ACCUM WFC F775W, 1 none none none 2 N/A POL60V NEPTUNE 6 ACS/WFC ACCUM WFC F775W, 2 none none none 2 N/A POL60V NEPTUNE 6 ACS/WFC ACCUM WFC F775W, 3 none none none 3 N/A POL60V NEPTUNE 7 ACS/WFC ACCUM WFC F435W, 1 none none none 3 N/A POL0UV NEPTUNE 7 ACS/WFC ACCUM WFC F435W, 2 none none none 3 N/A POL0UV NEPTUNE 8 ACS/WFC ACCUM WFC F435W, 1 none none none 3 N/A POL120UV NEPTUNE 8 ACS/WFC ACCUM WFC F435W, 2 none none none 3 N/A POL120UV NEPTUNE 9 ACS/WFC ACCUM WFC F435W, 1 none none none 3 N/A POL60UV NEPTUNE 9 ACS/WFC ACCUM WFC F435W, 2 none none none 3 N/A POL60UV 17808( 3) - 25-Jul-2024 14:06:24 - [ 12] Summary Form for Proposal 17808 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures WFC ------------------------------------------------------------------------------------------------------------------------------------ Configurations ACS/WFC ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements BETWEEN 04-JUL-2025:00:00:00 AND 11-OCT-2025:00:00:00, BETWEEN 27-OCT-2024:00:00:00 AND 08-DEC-2024:00:00:00, BETWEEN 30-DEC-2024:00:00:00 AND 01-APR-2025:00:00:00, PATTERN 1 1-3, PATTERN 1 4-6, PATTERN 2 7-9 ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F435W, F606W, F775W, POL0UV, POL0V, POL120UV, POL120V, POL60UV, POL60V ------------------------------------------------------------------------------------------------------------------------------------ Target Names NEPTUNE, URANUS ------------------------------------------------------------------------------------------------------------------------------------