17174( 3) - 28-Apr-2023 17:20:33 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 17174 Version: 3 Check-in Time: 28-Apr-2023 17:20:33 STScI Edit Number: 0 Title New Kids on the Block? Proper Motions of First Infall Galaxies in the Local Group ------------------------------------------------------------------------------------ Type Cycle GO 30 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Paul Bennet Space Telescope Science Institute Y CoI: Dr. Laura L. Watkins Space Telescope Science Institute - ESA N CoI: Dr. Mark Fardal Eureka Scientific Inc. N CoI: Dr. Sangmo Tony Sohn Space Telescope Science Institute N CoI: Dr. Andres del Pino Molina Centro de Estudios de Fisica del Cosmos de N Aragon CoI: Dr. Roeland P. van der Marel Space Telescope Science Institute N CoI: Dr. Ekta Patel University of Utah N ------------------------------------------------------------------------------------ Abstract The Local Group (LG) is dominated by the Milky Way (MW), Andromeda (M31) and Triangulum (M33) galaxies. Their inner satellite systems have been well studied, but there are galaxies that live at the edges of these systems whose nature and histories are poorly understood. They trace a key part of the host's mass distribution not probed by closer-in satellites. We propose to measure proper motions (PMs) for 4 such LG dwarf galaxies: LeoT (MW satellite), Aquarius (M31), Pegasus (M31), and Pisces (M31 or M33?). Combining the new HST PMs with existing line-of-sight velocities, we will precisely determine their orbits, and compare the orbital characteristics and timescales with their existing SF histories. This will enable us to address several key questions. Are they bound or unbound to their putative hosts? Are they falling in to their hosts for the first time or have they fallen in before and splashed back again? Their infall is thought to trigger a burst of star formation (SF) and then quench, but on what timescales, and at what distance from the host do these events occur? What are the outer mass distributions of their hosts, and the mass of the LG as a whole? Is Pisces the first known satellite of M33? The target galaxies are too far and faint for Gaia to study. Only HST has the depth, astrometric precision and long time baselines via its Archive to measure these PMs. With Hubble's exceptional longevity and stability, we are able to continue to push back the frontiers of LG science. ------------------------------------------------------------------------------------ Observations Description ------------------------ The main goal of this program is to measure absolute proper motions of the four target galaxies PIisces-1, Aquarius, Pegasus, and Leo T dwarf galaxies. For this, we will use compact background galaxies in the field view as stationary reference sources. The target galaxies have already been observed either in one or two separate epochs. The imaging data from this program will add another epoch thereby yielding a time baseline in the rage 10-17 years. For the proper motion measurements, we will measure the average motion of stars in each dwarf galaxy with respect to compact background galaxies using the multi-epoch data. Our analysis techniques and expected accuracies are described in the Phase I 17174( 3) - 28-Apr-2023 17:20:33 - [ 2] proposal. The first epoch ACS/WFC data were obtained in at least two filters to make deep color magnitude diagrams for the target galaxies. The available broad-band colors and depth are sufficient for separating stars, foreground stars, and background galaxies to first order. For the current program, we will observe each target galaxy with the F814W filter, except for Leo T which will be observed in F606W, using the same pointing and orientation used for the first-epoch data. We therefore added Visit Orient Requirements to all visits. Individual exposures will be sub-pixel dithered using custom-designed dithering pattern through POSTARG requirement to maximize pixel-phase coverage, and will last half an orbit. We request each target galaxy to be observed in two visits with 5 orbits (for Aquarius dwarf) or 3 orbits (all other targets) each. For the two separate visits for each target, we added Timinig Requirements "GROUP WITHIN 30D" so that they can be treated as single epoch data for astrometric analyses. ------------------------------------------------------------------------------------ 17174( 3) - 28-Apr-2023 17:20:33 - [ 3] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 PISCES-I GALAXY, DWARF RA=01H03M50.5448S, J2000 V = 14.3 ELLIPTICAL, DWARF DEC=+21D53'16.46" SPHEROIDAL Reference Frame: Other: SIMBAD Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2015.5 0.0 0.0 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 2 AQUARIUS-DWA GALAXY, DWARF RA=20H46M51.6615S, J2000 V = 14.83 RF ELLIPTICAL, DWARF DEC=-12D50'51.00" SPHEROIDAL Reference Frame: Other: SIMBAD Comments: This object was generated by the targetselector and retrieved from the SIMBAD database. Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2015.5 0.0 0.0 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 3 PEGDIG GALAXY, DWARF RA=23H28M36.9410S, J2000 V = 12.52 ELLIPTICAL, DWARF DEC=+14D44'5.23" SPHEROIDAL Reference Frame: Other: SIMBAD Comments: This object was generated by the targetselector and retrieved from the SIMBAD database. Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2015.5 0.0 0.0 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 4 LEO-T GALAXY, DWARF RA=09H34M53.5593S, J2000 V = 15.1 ELLIPTICAL, DWARF DEC=+17D02'44.56" SPHEROIDAL Reference Frame: Other: SIMBAD Comments: This object was generated by the targetselector and retrieved from the SIMBAD database. Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2015.5 0.0 0.0 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 17174( 3) - 28-Apr-2023 17:20:33 - [ 4] Visit: 01 (PISCES-I-01) Visit Requirements: ORIENT 240.96D TO 240.96 D; GROUP 01, 02 WITHIN 30D 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 PISCES-I ACS/WFC ACCUM WFCENTER F814W 1 1198 S POS TARG 0.0000, 0.0000; (1198 S) SEQ 1-2 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 PISCES-I ACS/WFC ACCUM WFCENTER F814W 1 1198 S POS TARG 0.1740, 0.1850 (1198 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 PISCES-I ACS/WFC ACCUM WFCENTER F814W 1 1234 S POS TARG 0.3232, 0.1235; (1234 S) SEQ 3-4 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 4 PISCES-I ACS/WFC ACCUM WFCENTER F814W 1 1234 S POS TARG 0.1005, 0.3305 (1234 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 PISCES-I ACS/WFC ACCUM WFCENTER F814W 1 1234 S POS TARG 0.5030, 0.0460; (1234 S) SEQ 5-6 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 6 PISCES-I ACS/WFC ACCUM WFCENTER F814W 1 1234 S POS TARG 0.6770, 0.2310 (1234 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 | ------------------------------------------------------------------------------------------------------------------------------------ PISCES-I 1 ACS/WFC ACCUM WFCENTER F814W none none none none 1 N/A PISCES-I 2 ACS/WFC ACCUM WFCENTER F814W none none none none 1 N/A PISCES-I 3 ACS/WFC ACCUM WFCENTER F814W none none none none 2 N/A PISCES-I 4 ACS/WFC ACCUM WFCENTER F814W none none none none 2 N/A PISCES-I 5 ACS/WFC ACCUM WFCENTER F814W none none none none 3 N/A PISCES-I 6 ACS/WFC ACCUM WFCENTER F814W none none none none 3 N/A 17174( 3) - 28-Apr-2023 17:20:33 - [ 5] Visit: 02 (PISCES-I-01) Visit Requirements: SAME ORIENT AS 01; GROUP 02, 01 WITHIN 30D 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 PISCES-I ACS/WFC ACCUM WFCENTER F814W 1 1198 S POS TARG 0.8262, 0.1695; (1198 S) SEQ 1-2 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 PISCES-I ACS/WFC ACCUM WFCENTER F814W 1 1198 S POS TARG 0.6035, 0.3765 (1198 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 PISCES-I ACS/WFC ACCUM WFCENTER F814W 1 1234 S POS TARG 0.1180, 0.5180; (1234 S) SEQ 3-4 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 4 PISCES-I ACS/WFC ACCUM WFCENTER F814W 1 1234 S POS TARG 0.2920, 0.7030 (1234 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 PISCES-I ACS/WFC ACCUM WFCENTER F814W 1 1234 S POS TARG 0.4412, 0.6415; (1234 S) SEQ 5-6 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 6 PISCES-I ACS/WFC ACCUM WFCENTER F814W 1 1234 S POS TARG 0.2185, 0.8485 (1234 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 | ------------------------------------------------------------------------------------------------------------------------------------ PISCES-I 1 ACS/WFC ACCUM WFCENTER F814W none none none none 1 N/A PISCES-I 2 ACS/WFC ACCUM WFCENTER F814W none none none none 1 N/A PISCES-I 3 ACS/WFC ACCUM WFCENTER F814W none none none none 2 N/A PISCES-I 4 ACS/WFC ACCUM WFCENTER F814W none none none none 2 N/A PISCES-I 5 ACS/WFC ACCUM WFCENTER F814W none none none none 3 N/A PISCES-I 6 ACS/WFC ACCUM WFCENTER F814W none none none none 3 N/A 17174( 3) - 28-Apr-2023 17:20:33 - [ 6] Visit: 03 (PEGDIG-01) Visit Requirements: ORIENT 248.5D TO 248.5 D; GROUP 03, 04 WITHIN 30D 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 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1194 S POS TARG 0.0000, 0.0000; (1194 S) SEQ 1-2 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1194 S POS TARG 0.0654, 0.2574 (1194 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.1391, 0.1689; (1230 S) SEQ 3-4 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 4 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.1550, 0.4225 (1230 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.2177, 0.0857; (1230 S) SEQ 5-6 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 6 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.2781, 0.3427 (1230 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.3414, 0.1544; (1230 S) SEQ 7-8 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 8 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.3567, 0.2595 (1230 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.4216, 0.4178; (1230 S) SEQ 9-10 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 10 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.4802, 0.2787 (1230 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 | ------------------------------------------------------------------------------------------------------------------------------------ PEGDIG 1 ACS/WFC ACCUM WFC-FIX F814W none none none none 1 N/A PEGDIG 2 ACS/WFC ACCUM WFC-FIX F814W none none none none 1 N/A PEGDIG 3 ACS/WFC ACCUM WFC-FIX F814W none none none none 2 N/A PEGDIG 4 ACS/WFC ACCUM WFC-FIX F814W none none none none 2 N/A PEGDIG 5 ACS/WFC ACCUM WFC-FIX F814W none none none none 3 N/A PEGDIG 6 ACS/WFC ACCUM WFC-FIX F814W none none none none 3 N/A 17174( 3) - 28-Apr-2023 17:20:33 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ PEGDIG 7 ACS/WFC ACCUM WFC-FIX F814W none none none none 4 N/A PEGDIG 8 ACS/WFC ACCUM WFC-FIX F814W none none none none 4 N/A PEGDIG 9 ACS/WFC ACCUM WFC-FIX F814W none none none none 5 N/A PEGDIG 10 ACS/WFC ACCUM WFC-FIX F814W none none none none 5 N/A 17174( 3) - 28-Apr-2023 17:20:33 - [ 8] Visit: 04 (PEGDIG-02) Visit Requirements: SAME ORIENT AS 03; GROUP 04, 03 WITHIN 30D 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 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1194 S POS TARG 0.0500, 0.0500; (1194 S) SEQ 1-2 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1194 S POS TARG 0.1154, 0.3074 (1194 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.1891, 0.2189; (1230 S) SEQ 3-4 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 4 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.2050, 0.4725 (1230 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.2677, 0.1357; (1230 S) SEQ 5-6 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 6 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.3281, 0.3927 (1230 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.3914, 0.2044; (1230 S) SEQ 7-8 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 8 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.4067, 0.3095 (1230 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.4716, 0.4678; (1230 S) SEQ 9-10 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 10 PEGDIG ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.5302, 0.2787 (1230 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 | ------------------------------------------------------------------------------------------------------------------------------------ PEGDIG 1 ACS/WFC ACCUM WFC-FIX F814W none none none none 1 N/A PEGDIG 2 ACS/WFC ACCUM WFC-FIX F814W none none none none 1 N/A PEGDIG 3 ACS/WFC ACCUM WFC-FIX F814W none none none none 2 N/A PEGDIG 4 ACS/WFC ACCUM WFC-FIX F814W none none none none 2 N/A PEGDIG 5 ACS/WFC ACCUM WFC-FIX F814W none none none none 3 N/A PEGDIG 6 ACS/WFC ACCUM WFC-FIX F814W none none none none 3 N/A 17174( 3) - 28-Apr-2023 17:20:33 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ PEGDIG 7 ACS/WFC ACCUM WFC-FIX F814W none none none none 4 N/A PEGDIG 8 ACS/WFC ACCUM WFC-FIX F814W none none none none 4 N/A PEGDIG 9 ACS/WFC ACCUM WFC-FIX F814W none none none none 5 N/A PEGDIG 10 ACS/WFC ACCUM WFC-FIX F814W none none none none 5 N/A 17174( 3) - 28-Apr-2023 17:20:33 - [ 10] Visit: 05 (AQUARIUS-01) Visit Requirements: ORIENT 229.02D TO 229.02 D; GROUP 05, 06 WITHIN 30D 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 AQUARIUS-DW ACS/WFC ACCUM WFC-FIX F814W 1 1194 S POS TARG 0.0000, 0.0000; ARF (1194 S) SEQ 1-2 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 AQUARIUS-DW ACS/WFC ACCUM WFC-FIX F814W 1 1194 S POS TARG 0.1740, 0.1850 ARF (1194 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 AQUARIUS-DW ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.3232, 0.1235; ARF (1230 S) SEQ 3-4 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 4 AQUARIUS-DW ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.1005, 0.3305 ARF (1230 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 AQUARIUS-DW ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.5030, 0.0460; ARF (1230 S) SEQ 5-6 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 6 AQUARIUS-DW ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.6770, 0.2310 ARF (1230 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 | ------------------------------------------------------------------------------------------------------------------------------------ AQUARIUS-DWARF 1 ACS/WFC ACCUM WFC-FIX F814W none none none none 1 N/A AQUARIUS-DWARF 2 ACS/WFC ACCUM WFC-FIX F814W none none none none 1 N/A AQUARIUS-DWARF 3 ACS/WFC ACCUM WFC-FIX F814W none none none none 2 N/A AQUARIUS-DWARF 4 ACS/WFC ACCUM WFC-FIX F814W none none none none 2 N/A AQUARIUS-DWARF 5 ACS/WFC ACCUM WFC-FIX F814W none none none none 3 N/A AQUARIUS-DWARF 6 ACS/WFC ACCUM WFC-FIX F814W none none none none 3 N/A 17174( 3) - 28-Apr-2023 17:20:33 - [ 11] Visit: 06 (AQUARIUS-02) Visit Requirements: SAME ORIENT AS 05; GROUP 06, 05 WITHIN 30D 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 AQUARIUS-DW ACS/WFC ACCUM WFC-FIX F814W 1 1194 S POS TARG 0.8262, 0.1695; ARF (1194 S) SEQ 1-2 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 AQUARIUS-DW ACS/WFC ACCUM WFC-FIX F814W 1 1194 S POS TARG 0.6035, 0.3765 ARF (1194 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 AQUARIUS-DW ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.1180, 0.5180; ARF (1230 S) SEQ 3-4 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 4 AQUARIUS-DW ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.2920, 0.7030 ARF (1230 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 AQUARIUS-DW ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.4412, 0.6415; ARF (1230 S) SEQ 5-6 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 6 AQUARIUS-DW ACS/WFC ACCUM WFC-FIX F814W 1 1230 S POS TARG 0.2185, 0.8485 ARF (1230 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 | ------------------------------------------------------------------------------------------------------------------------------------ AQUARIUS-DWARF 1 ACS/WFC ACCUM WFC-FIX F814W none none none none 1 N/A AQUARIUS-DWARF 2 ACS/WFC ACCUM WFC-FIX F814W none none none none 1 N/A AQUARIUS-DWARF 3 ACS/WFC ACCUM WFC-FIX F814W none none none none 2 N/A AQUARIUS-DWARF 4 ACS/WFC ACCUM WFC-FIX F814W none none none none 2 N/A AQUARIUS-DWARF 5 ACS/WFC ACCUM WFC-FIX F814W none none none none 3 N/A AQUARIUS-DWARF 6 ACS/WFC ACCUM WFC-FIX F814W none none none none 3 N/A 17174( 3) - 28-Apr-2023 17:20:33 - [ 12] Visit: 07 (LEO-T-01) Visit Requirements: ORIENT 279.0D TO 279.0 D; GROUP 07, 08 WITHIN 30D 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 LEO-T ACS/WFC ACCUM WFCENTER F606W 1 1197 S POS TARG 0.0000, 0.0000; (1197 S) SEQ 1-2 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 LEO-T ACS/WFC ACCUM WFCENTER F606W 1 1197 S POS TARG 0.1740, 0.1850 (1197 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 LEO-T ACS/WFC ACCUM WFCENTER F606W 1 1234 S POS TARG 0.3232, 0.1235; (1234 S) SEQ 3-4 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 4 LEO-T ACS/WFC ACCUM WFCENTER F606W 1 1234 S POS TARG 0.1005, 0.3305 (1234 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 LEO-T ACS/WFC ACCUM WFCENTER F606W 1 1234 S POS TARG 0.5030, 0.0460; (1234 S) SEQ 5-6 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 6 LEO-T ACS/WFC ACCUM WFCENTER F606W 1 1234 S POS TARG 0.6770, 0.2310 (1234 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 | ------------------------------------------------------------------------------------------------------------------------------------ LEO-T 1 ACS/WFC ACCUM WFCENTER F606W none none none none 1 N/A LEO-T 2 ACS/WFC ACCUM WFCENTER F606W none none none none 1 N/A LEO-T 3 ACS/WFC ACCUM WFCENTER F606W none none none none 2 N/A LEO-T 4 ACS/WFC ACCUM WFCENTER F606W none none none none 2 N/A LEO-T 5 ACS/WFC ACCUM WFCENTER F606W none none none none 3 N/A LEO-T 6 ACS/WFC ACCUM WFCENTER F606W none none none none 3 N/A 17174( 3) - 28-Apr-2023 17:20:33 - [ 13] Visit: 08 (LEO-T-02) Visit Requirements: SAME ORIENT AS 07; GROUP 08, 07 WITHIN 30D 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 LEO-T ACS/WFC ACCUM WFCENTER F606W 1 1197 S POS TARG 0.8262, 0.1695; (1197 S) SEQ 1-2 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 LEO-T ACS/WFC ACCUM WFCENTER F606W 1 1197 S POS TARG 0.6035, 0.3765 (1197 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 LEO-T ACS/WFC ACCUM WFCENTER F606W 1 1234 S POS TARG 0.1180, 0.5180; (1234 S) SEQ 3-4 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 4 LEO-T ACS/WFC ACCUM WFCENTER F606W 1 1234 S POS TARG 0.2920, 0.7030 (1234 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 LEO-T ACS/WFC ACCUM WFCENTER F606W 1 1234 S POS TARG 0.4412, 0.6415; (1234 S) SEQ 5-6 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 6 LEO-T ACS/WFC ACCUM WFCENTER F606W 1 1234 S POS TARG 0.2185, 0.8485 (1234 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 | ------------------------------------------------------------------------------------------------------------------------------------ LEO-T 1 ACS/WFC ACCUM WFCENTER F606W none none none none 1 N/A LEO-T 2 ACS/WFC ACCUM WFCENTER F606W none none none none 1 N/A LEO-T 3 ACS/WFC ACCUM WFCENTER F606W none none none none 2 N/A LEO-T 4 ACS/WFC ACCUM WFCENTER F606W none none none none 2 N/A LEO-T 5 ACS/WFC ACCUM WFCENTER F606W none none none none 3 N/A LEO-T 6 ACS/WFC ACCUM WFCENTER F606W none none none none 3 N/A 17174( 3) - 28-Apr-2023 17:20:33 - [ 14] Summary Form for Proposal 17174 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures WFC-FIX, WFCENTER ------------------------------------------------------------------------------------------------------------------------------------ Configurations ACS/WFC ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements GROUP 01, 02 WITHIN 30D, GROUP 02, 01 WITHIN 30D, GROUP 03, 04 WITHIN 30D, GROUP 04, 03 WITHIN 30D, GROUP 05, 06 WITHIN 30D, GROUP 06, 05 WITHIN 30D, GROUP 07, 08 WITHIN 30D, GROUP 08, 07 WITHIN 30D, ORIENT 229.02D TO 229.02 D, ORIENT 240.96D TO 240.96 D, ORIENT 248.5D TO 248.5 D, ORIENT 279.0D TO 279.0 D, POS TARG 0.0000, 0.0000, POS TARG 0.0500, 0.0500, POS TARG 0.0654, 0.2574, POS TARG 0.1005, 0.3305, POS TARG 0.1154, 0.3074, POS TARG 0.1180, 0.5180, POS TARG 0.1391, 0.1689, POS TARG 0.1550, 0.4225, POS TARG 0.1740, 0.1850, POS TARG 0.1891, 0.2189, POS TARG 0.2050, 0.4725, POS TARG 0.2177, 0.0857, POS TARG 0.2185, 0.8485, POS TARG 0.2677, 0.1357, POS TARG 0.2781, 0.3427, POS TARG 0.2920, 0.7030, POS TARG 0.3232, 0.1235, POS TARG 0.3281, 0.3927, POS TARG 0.3414, 0.1544, POS TARG 0.3567, 0.2595, POS TARG 0.3914, 0.2044, POS TARG 0.4067, 0.3095, POS TARG 0.4216, 0.4178, POS TARG 0.4412, 0.6415, POS TARG 0.4716, 0.4678, POS TARG 0.4802, 0.2787, POS TARG 0.5030, 0.0460, POS TARG 0.5302, 0.2787, POS TARG 0.6035, 0.3765, POS TARG 0.6770, 0.2310, POS TARG 0.8262, 0.1695, SAME ORIENT AS 01, SAME ORIENT AS 03, SAME ORIENT AS 05, SAME ORIENT AS 07, SEQ 1-2 NON-INT, SEQ 3-4 NON-INT, SEQ 5-6 NON-INT, SEQ 7-8 NON-INT, SEQ 9-10 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F606W, F814W ------------------------------------------------------------------------------------------------------------------------------------ Target Names AQUARIUS-DWARF, LEO-T, PEGDIG, PISCES-I ------------------------------------------------------------------------------------------------------------------------------------