17432( 5) - 25-Feb-2026 16:20:19 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 17432 Version: 5 Check-in Time: 25-Feb-2026 16:20:19 STScI Edit Number: 2 Title Timescales of Stellar Feedback in Blue Galaxies: Critical Parameters for Galaxy Evolution ------------------------------------------------------------------------------------ Type Cycle GO 31 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Laura Congreve Hunter Dartmouth College Y CoI: Dr. Roger Cohen Eureka Scientific Inc. N CoI: Dr. Kristen B W McQuinn Space Telescope Science Institute N CoI: Dr. Liese van Zee Indiana University System N CoI: Dr. Andrew Eugene Dolphin Raytheon Company N ------------------------------------------------------------------------------------ Abstract Stellar feedback is fundamental to modern models of galaxy evolution as it drives turbulence and outflows in galaxies, disrupts and triggers star formation events, and redistributes metals formed in stars. To empirically constrain the impact of stellar feedback, an understanding of the timescales involved is critical. We propose to measure the timescale over which stellar feedback drives turbulent motion in the multi-phase interstellar medium by comparing star formation histories - derived from resolved stars - to atomic and ionized gas motions on local scales across the disk of several nearby galaxies. For these spatially resolved studies, we selected 3 extremely blue, low-mass galaxies, each of which demonstrate key features for untangling the timescales involved. As part of our analysis, we will determine if stellar feedback impacts different phases of the ISM on different timescales and if there are galaxy parameters that alter the relationship. We will place constraints for simulations to model accurately this fundamentally important process and whether the implementation of dissipation and cooling can recreate the observed timescales. ------------------------------------------------------------------------------------ Observations Description ------------------------ Each of the 3 targets will be observed for 2 orbits with both primary and parallel observations. We use a 3 point dither pattern based on the first 3 points in the ACS-WFC-DITHER-BOX designed for the UDF observations to reject cosmic rays and handle hot pixels. This dither is 2.5x3 pixels, than 3x1.5 pixels and implemented using pos-targ. The first pointing is executed in both the F814W and F606W for both the primary and parallel observations. After the first dither, 1 exposure is taken in the F606W filter for both ACS and WFC3 before occulation. At the start of the second orbit, the second exposure in the F814W filter is taken for both the primary and secondary observations. After the second dither, the final pointing is executed in both the F814W and F606W for both the primary and parallel observations. The exposre times in the 2 orbit visits are split roughly equally in the two filters. Each visit is 2-orbits. We have placed ORIENT constraints to ensure we maximize coverage of the stellar disks and avoid the galaxy centers falling in the ACS chip gap. Additionally, the ORIENT constraints were chosen to avoid bright 17432( 5) - 25-Feb-2026 16:20:19 - [ 2] stars in both the parallel and primary field-of-views. If HST has to operate on a reduced gyros with reduce field of regard, our current orient requirements may not schedulable. In this case, we could explore if any other orients are possible. We have chosen the submitted orients to maximize the number of scheduling days, but it is possible there are a few additional orients that are viable. ------------------------------------------------------------------------------------ 17432( 5) - 25-Feb-2026 16:20:19 - [ 3] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 IC4182 GALAXY, DISK, RA=13H05M46.8062S, J2000 V = 11.6 MAGELLANIC IRREGULAR, DEC=+37D36'54.94" STAR FORMING REGION 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 -4.9900001197363463E-5 0.0030529999999999997 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 2 UGC06456 GALAXY, DISK, RA=11H27M39.7290S, J2000 V = 13.7 MAGELLANIC IRREGULAR, DEC=+78D59'18.09" STAR FORMING REGION, STARBURST 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 IC3687 GALAXY, DISK, RA=12H42M15.1538S, J2000 V = 13.45 MAGELLANIC IRREGULAR, DEC=+38D30'5.86" STAR FORMING REGION 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 -2.1381979137551038E-5 7.790000000000001E-4 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 17432( 5) - 25-Feb-2026 16:20:19 - [ 4] Visit: 01 (IC4182-F606W/F814W) Visit Requirements: ORIENT 235D TO 270 D; ORIENT 315D TO 345 D; ORIENT 135D TO 180 D 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 IC4182 ACS/WFC ACCUM WFC F814W 1 741 S (741 PAR 2 WITH 1 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 ANY WFC3/UVI ACCUM UVIS F814W 1 801 S (801 S S) ------------------------------------------------------------------------------------------------------------------------------------ 3 IC4182 ACS/WFC ACCUM WFC F606W 1 742 S (742 PAR 4 WITH 3 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 ANY WFC3/UVI ACCUM UVIS F606W 1 804 S S see below (804 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 IC4182 ACS/WFC ACCUM WFC F606W 1 742 S (742 POS TARG 0.148, 0.086; S) PAR 6 WITH 5 ------------------------------------------------------------------------------------------------------------------------------------ 6 ANY WFC3/UVI ACCUM UVIS F606W 1 868 S (868 S S) ------------------------------------------------------------------------------------------------------------------------------------ 7 IC4182 ACS/WFC ACCUM WFC F814W 1 740 S (740 POS TARG 0.148, 0.086; S) PAR 8 WITH 7 ------------------------------------------------------------------------------------------------------------------------------------ 8 ANY WFC3/UVI ACCUM UVIS F814W 1 802 S S see below (802 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 IC4182 ACS/WFC ACCUM WFC F814W 1 740 S (740 POS TARG 0.222, 0.240; S) PAR 10 WITH 9 ------------------------------------------------------------------------------------------------------------------------------------ 10 ANY WFC3/UVI ACCUM UVIS F814W 1 771 S S see below (771 S) ------------------------------------------------------------------------------------------------------------------------------------ 11 IC4182 ACS/WFC ACCUM WFC F606W 1 740 S (740 POS TARG 0.222, 0.240; S) PAR 12 WITH 11 ------------------------------------------------------------------------------------------------------------------------------------ 12 ANY WFC3/UVI ACCUM UVIS F606W 1 900 S S see below (898 S) ------------------------------------------------------------------------------------------------------------------------------------ 17432( 5) - 25-Feb-2026 16:20:19 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ IC4182 1 ACS/WFC ACCUM WFC F814W none none none none 1 N/A ANY 2 WFC3/UVI ACCUM UVIS F814W none none none none 1 N/A S IC4182 3 ACS/WFC ACCUM WFC F606W none none none none 1 N/A ANY 4 WFC3/UVI ACCUM UVIS F606W none none none none 1 804.0 S S IC4182 5 ACS/WFC ACCUM WFC F606W none none none none 1 N/A ANY 6 WFC3/UVI ACCUM UVIS F606W none none none none 1 N/A S IC4182 7 ACS/WFC ACCUM WFC F814W none none none none 2 N/A ANY 8 WFC3/UVI ACCUM UVIS F814W none none none none 2 802.0 S S IC4182 9 ACS/WFC ACCUM WFC F814W none none none none 2 N/A ANY 10 WFC3/UVI ACCUM UVIS F814W none none none none 2 771.0 S S IC4182 11 ACS/WFC ACCUM WFC F606W none none none none 2 N/A ANY 12 WFC3/UVI ACCUM UVIS F606W none none none none 2 898.0 S S 17432( 5) - 25-Feb-2026 16:20:19 - [ 6] Visit: 06 (IC3687-F606W/F814W) 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 IC3687 ACS/WFC ACCUM WFC F814W 1 742 S PAR 2 WITH 1 see below (680 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 ANY WFC3/UVI ACCUM UVIS F814W 1 802 S S see below (765 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 IC3687 ACS/WFC ACCUM WFC F606W 1 742 S PAR 4 WITH 3 see below (680 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 ANY WFC3/UVI ACCUM UVIS F606W 1 804 S S see below (765 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 IC3687 ACS/WFC ACCUM WFC F606W 1 741 S POS TARG 0.148, 0.086; see below PAR 6 WITH 5 (680 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 ANY WFC3/UVI ACCUM UVIS F606W 1 867 S S see below (770 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 IC3687 ACS/WFC ACCUM WFC F814W 1 741 S POS TARG 0.148, 0.086; see below PAR 8 WITH 7 (695 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 ANY WFC3/UVI ACCUM UVIS F814W 1 803 S S see below (750 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 IC3687 ACS/WFC ACCUM WFC F814W 1 742 S POS TARG .222, .240; PAR see below 10 WITH 9 (695 S) ------------------------------------------------------------------------------------------------------------------------------------ 10 ANY WFC3/UVI ACCUM UVIS F814W 1 770 S S see below (735 S) ------------------------------------------------------------------------------------------------------------------------------------ 17432( 5) - 25-Feb-2026 16:20:19 - [ 7] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 11 IC3687 ACS/WFC ACCUM WFC F606W 1 742 S POS TARG .222, .240; PAR see below 12 WITH 11 (695 S) ------------------------------------------------------------------------------------------------------------------------------------ 12 ANY WFC3/UVI ACCUM UVIS F606W 1 900 S S see below (735 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 | ------------------------------------------------------------------------------------------------------------------------------------ IC3687 1 ACS/WFC ACCUM WFC F814W none none none none 1 680.0 S ANY 2 WFC3/UVI ACCUM UVIS F814W none none none none 1 765.0 S S IC3687 3 ACS/WFC ACCUM WFC F606W none none none none 1 680.0 S ANY 4 WFC3/UVI ACCUM UVIS F606W none none none none 1 765.0 S S IC3687 5 ACS/WFC ACCUM WFC F606W none none none none 1 680.0 S ANY 6 WFC3/UVI ACCUM UVIS F606W none none none none 1 770.0 S S IC3687 7 ACS/WFC ACCUM WFC F814W none none none none 2 695.0 S ANY 8 WFC3/UVI ACCUM UVIS F814W none none none none 2 750.0 S S IC3687 9 ACS/WFC ACCUM WFC F814W none none none none 2 695.0 S ANY 10 WFC3/UVI ACCUM UVIS F814W none none none none 2 735.0 S S IC3687 11 ACS/WFC ACCUM WFC F606W none none none none 2 695.0 S ANY 12 WFC3/UVI ACCUM UVIS F606W none none none none 2 735.0 S S 17432( 5) - 25-Feb-2026 16:20:19 - [ 8] Visit: 07 (UGC6456-F606W/F814W) Visit Requirements: ORIENT 226D TO 263 D 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 UGC06456 ACS/WFC ACCUM WFC F814W 1 845 S PAR 2 WITH 1 see below (850 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 ANY WFC3/UVI ACCUM UVIS F814W 1 880 S S see below (910 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 UGC06456 ACS/WFC ACCUM WFC F606W 1 845 S PAR 4 WITH 3 see below (850 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 ANY WFC3/UVI ACCUM UVIS F606W 1 880 S S see below (892 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 UGC06456 ACS/WFC ACCUM WFC F606W 1 845 S POS TARG 0.148, 0.086; see below PAR 6 WITH 5 (850 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 ANY WFC3/UVI ACCUM UVIS F606W 1 880 S S see below (976 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 UGC06456 ACS/WFC ACCUM WFC F814W 1 848 S (848 POS TARG 0.148, 0.086; S) PAR 8 WITH 7 ------------------------------------------------------------------------------------------------------------------------------------ 8 ANY WFC3/UVI ACCUM UVIS F814W 1 883 S (883 S S) ------------------------------------------------------------------------------------------------------------------------------------ 9 UGC06456 ACS/WFC ACCUM WFC F814W 1 852 S (852 POS TARG 0.222, 0.24; S) PAR 10 WITH 9 ------------------------------------------------------------------------------------------------------------------------------------ 10 ANY WFC3/UVI ACCUM UVIS F814W 1 882 S S see below (882 S) ------------------------------------------------------------------------------------------------------------------------------------ 11 UGC06456 ACS/WFC ACCUM WFC F606W 1 848 S (848 POS TARG .222, .24; PAR S) 12 WITH 11 ------------------------------------------------------------------------------------------------------------------------------------ 12 ANY WFC3/UVI ACCUM UVIS F606W 1 1006 S S (1006 S) 17432( 5) - 25-Feb-2026 16:20:19 - [ 9] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ UGC06456 1 ACS/WFC ACCUM WFC F814W none none none none 1 850.0 S ANY 2 WFC3/UVI ACCUM UVIS F814W none none none none 1 910.0 S S UGC06456 3 ACS/WFC ACCUM WFC F606W none none none none 1 850.0 S ANY 4 WFC3/UVI ACCUM UVIS F606W none none none none 1 892.0 S S UGC06456 5 ACS/WFC ACCUM WFC F606W none none none none 1 850.0 S ANY 6 WFC3/UVI ACCUM UVIS F606W none none none none 1 976.0 S S UGC06456 7 ACS/WFC ACCUM WFC F814W none none none none 2 N/A ANY 8 WFC3/UVI ACCUM UVIS F814W none none none none 2 N/A S UGC06456 9 ACS/WFC ACCUM WFC F814W none none none none 2 N/A ANY 10 WFC3/UVI ACCUM UVIS F814W none none none none 2 882.0 S S UGC06456 11 ACS/WFC ACCUM WFC F606W none none none none 2 N/A ANY 12 WFC3/UVI ACCUM UVIS F606W none none none none 2 N/A S 17432( 5) - 25-Feb-2026 16:20:19 - [ 10] Visit: 70 (UGC6456-F606W/F814W) Visit Requirements: ORIENT 226D TO 263 D 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 UGC06456 ACS/WFC ACCUM WFC F814W 1 790 S (790 PAR 2 WITH 1 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 ANY WFC3/UVI ACCUM UVIS F814W 1 800 S (800 S S) ------------------------------------------------------------------------------------------------------------------------------------ 3 UGC06456 ACS/WFC ACCUM WFC F606W 1 800 S (800 PAR 4 WITH 3 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 ANY WFC3/UVI ACCUM UVIS F606W 1 800 S (800 S S) ------------------------------------------------------------------------------------------------------------------------------------ 5 UGC06456 ACS/WFC ACCUM WFC F606W 1 600 S (600 POS TARG 0.148, 0.086; S) PAR 6 WITH 5 ------------------------------------------------------------------------------------------------------------------------------------ 6 ANY WFC3/UVI ACCUM UVIS F606W 1 800 S (800 S S) ------------------------------------------------------------------------------------------------------------------------------------ 7 UGC06456 ACS/WFC ACCUM WFC F814W 1 750 S (750 POS TARG 0.148, 0.086; S) PAR 8 WITH 7 ------------------------------------------------------------------------------------------------------------------------------------ 8 ANY WFC3/UVI ACCUM UVIS F814W 1 750 S (750 S S) ------------------------------------------------------------------------------------------------------------------------------------ 9 UGC06456 ACS/WFC ACCUM WFC F814W 1 750 S (750 POS TARG 0.222, 0.24; S) PAR 10 WITH 9 ------------------------------------------------------------------------------------------------------------------------------------ 10 ANY WFC3/UVI ACCUM UVIS F814W 1 800 S (800 S S) ------------------------------------------------------------------------------------------------------------------------------------ 11 UGC06456 ACS/WFC ACCUM WFC F606W 1 750 S (750 POS TARG .222, .24; PAR S) 12 WITH 11 ------------------------------------------------------------------------------------------------------------------------------------ 12 ANY WFC3/UVI ACCUM UVIS F606W 1 900 S (900 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 | ------------------------------------------------------------------------------------------------------------------------------------ 17432( 5) - 25-Feb-2026 16:20:19 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ UGC06456 1 ACS/WFC ACCUM WFC F814W none none none none 1 N/A ANY 2 WFC3/UVI ACCUM UVIS F814W none none none none 1 N/A S UGC06456 3 ACS/WFC ACCUM WFC F606W none none none none 1 N/A ANY 4 WFC3/UVI ACCUM UVIS F606W none none none none 1 N/A S UGC06456 5 ACS/WFC ACCUM WFC F606W none none none none 1 N/A ANY 6 WFC3/UVI ACCUM UVIS F606W none none none none 1 N/A S UGC06456 7 ACS/WFC ACCUM WFC F814W none none none none 2 N/A ANY 8 WFC3/UVI ACCUM UVIS F814W none none none none 2 N/A S UGC06456 9 ACS/WFC ACCUM WFC F814W none none none none 2 N/A ANY 10 WFC3/UVI ACCUM UVIS F814W none none none none 2 N/A S UGC06456 11 ACS/WFC ACCUM WFC F606W none none none none 2 N/A ANY 12 WFC3/UVI ACCUM UVIS F606W none none none none 2 N/A S 17432( 5) - 25-Feb-2026 16:20:19 - [ 12] Visit: 71 (UGC6456-F606W/F814W-HOPR) Visit Requirements: ORIENT 226D TO 263 D 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 UGC06456 ACS/WFC ACCUM WFC F814W 1 790 S PAR WITH 1 see below (793 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 UGC06456 ACS/WFC ACCUM WFC F606W 1 800 S PAR WITH 2 see below (803 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 UGC06456 ACS/WFC ACCUM WFC F606W 1 600 S POS TARG 0.148, 0.086; see below PAR WITH 3 (603 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 | ------------------------------------------------------------------------------------------------------------------------------------ UGC06456 1 ACS/WFC ACCUM WFC F814W none none none none 1 793.0 S UGC06456 2 ACS/WFC ACCUM WFC F606W none none none none 1 803.0 S UGC06456 3 ACS/WFC ACCUM WFC F606W none none none none 1 603.0 S 17432( 5) - 25-Feb-2026 16:20:19 - [ 13] Summary Form for Proposal 17432 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures UVIS, WFC ------------------------------------------------------------------------------------------------------------------------------------ Configurations ACS/WFC, WFC3/UVIS ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements ORIENT 135D TO 180 D, ORIENT 226D TO 263 D, ORIENT 235D TO 270 D, ORIENT 315D TO 345 D, PAR WITH 1, PAR WITH 2, PAR WITH 3, PAR 10 WITH 9, PAR 12 WITH 11, PAR 2 WITH 1, PAR 4 WITH 3, PAR 6 WITH 5, PAR 8 WITH 7, POS TARG .222, .24, POS TARG .222, .240, POS TARG 0.148, 0.086, POS TARG 0.222, 0.24, POS TARG 0.222, 0.240 ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F606W, F814W ------------------------------------------------------------------------------------------------------------------------------------ Target Names ANY, IC3687, IC4182, UGC06456 ------------------------------------------------------------------------------------------------------------------------------------