18374( 2) - 12-Aug-2026 16:08:46 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 18374 Version: 2 Check-in Time: 12-Aug-2026 16:08:46 STScI Edit Number: 0 Title Fresh Takes on Old (HST) Favorites: Uncovering Shocks in Well-studied Planetary Nebulae ------------------------------------------------------------------------------------ Type Cycle GO 34 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Joel H. Kastner Rochester Institute of Technology Y CoI: Dr. Paula Moraga Baez The University of Western Ontario N CoI: Dr. Bruce Balick University of Washington N CoI: Dr. Stavros Akras National Observatory of Athens N CoI: Dr. Rodolfo Montez Jr. Smithsonian Institution Astrophysical N Observatory CoI: Diana Ryder Rochester Institute of Technology N ------------------------------------------------------------------------------------ Abstract Planetary nebulae (PNe) present a dizzying array of morphologies, and the "origin story'' underlying this morphological diversity remains one of the unsolved problems of PN research. HST imaging first established the remarkable structural complexity of PNe, and HST narrow-band imaging still holds the key to understanding the mechanisms responsible for this complexity. We propose an HST GO/AR program consisting of first-time WFC3 atomic emission-line imaging of a sample of intensively-studied PNe, combined with comparative analysis of these new WFC3 images with the extensive library of archival WFPC2 narrow-band imaging available for these same iconic nebulae. The proposed HST/WFC3 observing program will unambiguously disentangle the zones of shocks and UV photoionization within the PNe, via spatial analysis ratios of forbidden line ([S II], N II], [Fe II] and [O I]) emission intensities to each other and to H recombination lines. The companion nebular expansion analysis obtained from comparison of late-1990's/early-2000's WFPC2 archival imaging data with the new WFC3 imagery will yield precise feature proper motions and, hence, precise nebular growth measurements. We will further employ JWST/NIRCam H2 and PAH imaging to establish the distribution of UV-irradiated molecular gas and dust within the target PNe. The proposed study will thereby provide stringent constraints on models of PN formation and structural evolution, and will serve as a pathfinder for future joint HST+JWST studies aimed at diagnosing the domains and evolution of shock-excited vs. photoionized plasma in a wide variety of astrophysical environments, from SNRs to AGN. ------------------------------------------------------------------------------------ Observations Description ------------------------ Filters: We will obtain WFC3 images of each target PN in 8 narrow-band filters: UVIS module filters F631N+F673N+F658N+F656N for [O I] + [S II] + [N II] + H-alpha, and IR module filters F128N+F130N and F164N+F167N, respectively, for Pa-alpha and [Fe II] + off-line continuum. Feasibility and orbit requirements: The feasibility of the proposed program is demonstrated by 18374( 2) - 12-Aug-2026 16:08:46 - [ 2] Cycle 27 (2019-2020) WFC3 imaging surveys of NGC 7027 and NGC 6302 as well as the archival (1994-2008) WFPC2 imaging of the other target PNe that, together, represent the foundation for this proposal. Exposure times in the WFPC2 narrow-band filters corresponding to the aforementioned WFC3/UVIS filters ranged from a fews tens of seconds (F656N H-alpha) to a few hundred seconds (F673N [S II]), yielding high S/N imaging (see Fig. 1 of proposal), and WFC3 has greater sensitivity than WFPC in all filters. We can hence bundle the UVIS imaging into a single orbit, with total exposure times of 500-600 s per filter; exposures will be obtained via a combination of short and long integrations, to obtain unsaturated images in the brighter lines (i.e., H-alpha, [N II]). The IR module images will be obtained in two orbits (one for F128N+F130N, one for F164N+F167N), yielding sensitivities well below the threshold of the previously [Fe II]-detected nebulae (see Fig. 2). We will employ 4-point dither patterns to dither over the chip gap and provide effective CR elimination (for the UVIS module) and to maximize PSF sampling (for the IR module). The angular extents of the target PNe (from 30" to 100"; see Fig. 1 of proposal) are well matched to the WFC3 UVIS and IR FOVs, so each can be imaged with a single pointing. ------------------------------------------------------------------------------------ 18374( 2) - 12-Aug-2026 16:08:46 - [ 3] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC-7027 ISM, PLANETARY NEBULA RA=21H07M1.5720S, J2000 V = 8.831 DEC=+42D14'10.47" Reference Frame: ICRS Extended: YES Comments: This object was generated by the targetselector and retrieved from the SIMBAD database. SIMBAD listed proper motion for this target. When retrieving targets with PM from SIMBAD, APT requests the coordinates be calculated with an epoch of the year 2000. Do not modify this epoch. Always review coordinates using the Target Confirmation tool, which graphically displays the PM. Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2000 -0.0020439966394313093 -0.0044000000571031705 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 2 PN-HB-5 ISM, PLANETARY NEBULA RA=17H47M56.2000S, J2000 V = 10.78 DEC=-29D59'39.60" Reference Frame: ICRS Extended: YES 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) 2000 0.0 0.0 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC-2440 ISM, PLANETARY NEBULA RA=07H41M55.3460S, J2000 V = 10.104 DEC=-18D12'30.41" Reference Frame: ICRS Extended: YES 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) 2000 0.0 0.0 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 4 NGC-6537 ISM, PLANETARY NEBULA RA=18H05M13.1040S, J2000 V = 13.58 DEC=-19D50'34.88" Reference Frame: ICRS Extended: YES Comments: This object was generated by the targetselector and retrieved from the SIMBAD database. SIMBAD listed proper motion for this target. When retrieving targets with PM from SIMBAD, APT requests the coordinates be calculated with an epoch of the year 2000. Do not modify this epoch. Always review coordinates using the Target Confirmation tool, which graphically displays the PM. Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2000 0.0012403085579665253 -0.0014000000646774424 0.0 18374( 2) - 12-Aug-2026 16:08:46 - [ 4] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC-2818A ISM, PLANETARY NEBULA RA=09H16M1.4902S, J2000 V = 19.0 DEC=-36D37'37.52" Reference Frame: ICRS Extended: YES Comments: This object was generated by the targetselector and retrieved from the SIMBAD database. SIMBAD listed proper motion for this target. When retrieving targets with PM from SIMBAD, APT requests the coordinates be calculated with an epoch of the year 2000. Do not modify this epoch. Always review coordinates using the Target Confirmation tool, which graphically displays the PM. Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2000 -3.0835603890194923E-4 0.004940000000000001 3.1899999999999996E-5 ------------------------------------------------------------------------------------------------------------------------------------ 6 NGC-6543 ISM, PLANETARY NEBULA RA=17H58M33.4040S, J2000 V = 11.28 DEC=+66D37'58.75" Reference Frame: ICRS Extended: YES Comments: This object was generated by the targetselector and retrieved from the SIMBAD database. SIMBAD listed proper motion for this target. When retrieving targets with PM from SIMBAD, APT requests the coordinates be calculated with an epoch of the year 2000. Do not modify this epoch. Always review coordinates using the Target Confirmation tool, which graphically displays the PM. Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2000 -7.2949858374476E-5 -0.006531999952130718 7.321E-4 ------------------------------------------------------------------------------------------------------------------------------------ 7 NGC-7009 ISM, PLANETARY NEBULA RA=21H04M10.8155S, J2000 V = 12.07 DEC=-11D21'48.58" Reference Frame: ICRS Extended: YES Comments: This object was generated by the targetselector and retrieved from the SIMBAD database. SIMBAD listed proper motion for this target. When retrieving targets with PM from SIMBAD, APT requests the coordinates be calculated with an epoch of the year 2000. Do not modify this epoch. Always review coordinates using the Target Confirmation tool, which graphically displays the PM. Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2000 5.146215042438673E-4 8.74E-4 8.123000000000001E-4 ------------------------------------------------------------------------------------------------------------------------------------ 18374( 2) - 12-Aug-2026 16:08:46 - [ 5] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 8 NGC-3242 ISM, PLANETARY NEBULA RA=10H24M46.1336S, J2000 V = 12.15 DEC=-18D38'32.30" Reference Frame: ICRS Extended: YES Comments: This object was generated by the targetselector and retrieved from the SIMBAD database. SIMBAD listed proper motion for this target. When retrieving targets with PM from SIMBAD, APT requests the coordinates be calculated with an epoch of the year 2000. Do not modify this epoch. Always review coordinates using the Target Confirmation tool, which graphically displays the PM. Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2000 -3.233661687704124E-4 8.25E-4 7.452E-4 ------------------------------------------------------------------------------------------------------------------------------------ 18374( 2) - 12-Aug-2026 16:08:46 - [ 6] Patterns ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 2 Primary_Pattern Secondary_Pattern Pattern_Type WFC3-UVIS-GAP-LINE Pattern_Purpose MOSAIC Number_Of_Points 2 Point_Spacing 2.414 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 85.759 Angle_Between_Sides Center_Pattern YES ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 3 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 ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 4 Primary_Pattern Secondary_Pattern Pattern_Type WFC3-UVIS-DITHER-LINE-3PT Pattern_Purpose DITHER Number_Of_Points 3 Point_Spacing 0.135 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 46.84 Angle_Between_Sides Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 5 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 ------------------------------------------------------------------------------------------------------------------------------------ 18374( 2) - 12-Aug-2026 16:08:46 - [ 7] Patterns ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 6 Primary_Pattern Secondary_Pattern Pattern_Type WFC3-UVIS-MOS-DITH-LINE WFC3-UVIS-MOS-DITH-LINE Pattern_Purpose DITHER DITHER Number_Of_Points 2 2 Point_Spacing 2.4 0.119 Line_Spacing Coordinate_Frame POS-TARG POS-TARG Pattern_Orient 85.754 33.606 Angle_Between_Sides Center_Pattern YES NO Pattern_Comments: modified 2x2 version of MOS-DITH-LINE ------------------------------------------------------------------------------------------------------------------------------------ 18374( 2) - 12-Aug-2026 16:08:46 - [ 8] Visit: 05 (NGC 7027 UVIS 1Kx1K) 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 NGC-7027 WFC3/UVI ACCUM UVIS2-C1K F656N 1 40 S S 1C-SUB see below (40 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-7027 WFC3/UVI ACCUM UVIS2-C1K F656N 1 200 S PATTERN 4 2-5 S 1C-SUB see below (315 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC-7027 WFC3/UVI ACCUM UVIS2-C1K F631N 1 200 S S 1C-SUB see below (365 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 NGC-7027 WFC3/UVI ACCUM UVIS2-C1K F658N 1 200 S S 1C-SUB see below (345 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC-7027 WFC3/UVI ACCUM UVIS2-C1K F673N 1 200 S S 1C-SUB see below (345 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC-7027 1 WFC3/UVI ACCUM UVIS2-C1 F656N none none none none 1 40.0 S S K1C-SUB NGC-7027 2 WFC3/UVI ACCUM UVIS2-C1 F656N 1 none none none 1 105.0 S S K1C-SUB NGC-7027 2 WFC3/UVI ACCUM UVIS2-C1 F656N 2 none none none 1 105.0 S S K1C-SUB NGC-7027 2 WFC3/UVI ACCUM UVIS2-C1 F656N 3 none none none 1 105.0 S S K1C-SUB NGC-7027 3 WFC3/UVI ACCUM UVIS2-C1 F631N 1 none none none 1 115.0 S S K1C-SUB NGC-7027 3 WFC3/UVI ACCUM UVIS2-C1 F631N 2 none none none 1 125.0 S S K1C-SUB NGC-7027 3 WFC3/UVI ACCUM UVIS2-C1 F631N 3 none none none 1 125.0 S S K1C-SUB NGC-7027 4 WFC3/UVI ACCUM UVIS2-C1 F658N 1 none none none 1 115.0 S S K1C-SUB 18374( 2) - 12-Aug-2026 16:08:46 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC-7027 4 WFC3/UVI ACCUM UVIS2-C1 F658N 2 none none none 1 115.0 S S K1C-SUB NGC-7027 4 WFC3/UVI ACCUM UVIS2-C1 F658N 3 none none none 1 115.0 S S K1C-SUB NGC-7027 5 WFC3/UVI ACCUM UVIS2-C1 F673N 1 none none none 1 115.0 S S K1C-SUB NGC-7027 5 WFC3/UVI ACCUM UVIS2-C1 F673N 2 none none none 1 115.0 S S K1C-SUB NGC-7027 5 WFC3/UVI ACCUM UVIS2-C1 F673N 3 none none none 1 115.0 S S K1C-SUB 18374( 2) - 12-Aug-2026 16:08:46 - [ 10] Visit: 06 (NGC 7009 UVIS 2Kx2K + IR) 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 NGC-7009 WFC3/UVI ACCUM UVIS2-C1K F656N 1 40 S S 1C-SUB see below (31 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-7009 WFC3/UVI ACCUM UVIS2-2K2 F656N 1 200 S PATTERN 4 2-5 S C-SUB see below (442 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC-7009 WFC3/UVI ACCUM UVIS2-2K2 F631N 1 200 S S C-SUB see below (492 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 NGC-7009 WFC3/UVI ACCUM UVIS2-2K2 F658N 1 200 S S C-SUB see below (442 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC-7009 WFC3/UVI ACCUM UVIS2-2K2 F673N 1 200 S S C-SUB see below (492 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 NGC-7009 WFC3/IR MULTIAC IR F128N NSAMP=6, SAMP-SEQ=SPARS100 1 DEF CUM (502.934 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 NGC-7009 WFC3/IR MULTIAC IR F130N NSAMP=5, SAMP-SEQ=SPARS100 1 DEF CUM (402.934 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 NGC-7009 WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=SPARS100 1 DEF CUM (1302.936 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 NGC-7009 WFC3/IR MULTIAC IR F167N NSAMP=13, SAMP-SEQ=SPARS100 1 DEF CUM (1202.936 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 | ------------------------------------------------------------------------------------------------------------------------------------ 18374( 2) - 12-Aug-2026 16:08:46 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC-7009 1 WFC3/UVI ACCUM UVIS2-C1 F656N none none none none 1 31.0 S S K1C-SUB NGC-7009 2 WFC3/UVI ACCUM UVIS2-2K F656N 1 none none none 1 121.0 S S 2C-SUB NGC-7009 2 WFC3/UVI ACCUM UVIS2-2K F656N 2 none none none 1 121.0 S S 2C-SUB NGC-7009 2 WFC3/UVI ACCUM UVIS2-2K F656N 3 none none none 2 N/A S 2C-SUB NGC-7009 3 WFC3/UVI ACCUM UVIS2-2K F631N 1 none none none 1 146.0 S S 2C-SUB NGC-7009 3 WFC3/UVI ACCUM UVIS2-2K F631N 2 none none none 1 146.0 S S 2C-SUB NGC-7009 3 WFC3/UVI ACCUM UVIS2-2K F631N 3 none none none 2 N/A S 2C-SUB NGC-7009 4 WFC3/UVI ACCUM UVIS2-2K F658N 1 none none none 1 121.0 S S 2C-SUB NGC-7009 4 WFC3/UVI ACCUM UVIS2-2K F658N 2 none none none 1 121.0 S S 2C-SUB NGC-7009 4 WFC3/UVI ACCUM UVIS2-2K F658N 3 none none none 2 N/A S 2C-SUB NGC-7009 5 WFC3/UVI ACCUM UVIS2-2K F673N 1 none none none 1 146.0 S S 2C-SUB NGC-7009 5 WFC3/UVI ACCUM UVIS2-2K F673N 2 none none none 1 146.0 S S 2C-SUB NGC-7009 5 WFC3/UVI ACCUM UVIS2-2K F673N 3 none none none 2 N/A S 2C-SUB NGC-7009 6 WFC3/IR MULTIAC IR F128N none none none none 2 N/A CUM NGC-7009 7 WFC3/IR MULTIAC IR F130N none none none none 2 N/A CUM NGC-7009 8 WFC3/IR MULTIAC IR F164N none none none none 3 N/A CUM NGC-7009 9 WFC3/IR MULTIAC IR F167N none none none none 3 N/A CUM 18374( 2) - 12-Aug-2026 16:08:46 - [ 12] Visit: 07 (NGC 3242 UVIS 2Kx2K + IR) 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 NGC-3242 WFC3/UVI ACCUM UVIS2-C1K F656N 1 40 S S 1C-SUB see below (31 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-3242 WFC3/UVI ACCUM UVIS2-2K2 F656N 1 200 S PATTERN 4 2-5 S C-SUB see below (396 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC-3242 WFC3/UVI ACCUM UVIS2-2K2 F631N 1 200 S S C-SUB see below (446 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 NGC-3242 WFC3/UVI ACCUM UVIS2-2K2 F658N 1 200 S S C-SUB see below (372 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC-3242 WFC3/UVI ACCUM UVIS2-2K2 F673N 1 200 S S C-SUB see below (446 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 NGC-3242 WFC3/IR MULTIAC IR F128N NSAMP=7, SAMP-SEQ=SPARS100 1 DEF CUM (602.934 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 NGC-3242 WFC3/IR MULTIAC IR F130N NSAMP=6, SAMP-SEQ=SPARS100 1 DEF CUM (502.934 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 NGC-3242 WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=SPARS100 1 DEF CUM (1302.936 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 NGC-3242 WFC3/IR MULTIAC IR F167N NSAMP=13, SAMP-SEQ=SPARS100 1 DEF CUM (1202.936 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 | ------------------------------------------------------------------------------------------------------------------------------------ 18374( 2) - 12-Aug-2026 16:08:46 - [ 13] 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC-3242 1 WFC3/UVI ACCUM UVIS2-C1 F656N none none none none 1 31.0 S S K1C-SUB NGC-3242 2 WFC3/UVI ACCUM UVIS2-2K F656N 1 none none none 1 121.0 S S 2C-SUB NGC-3242 2 WFC3/UVI ACCUM UVIS2-2K F656N 2 none none none 1 121.0 S S 2C-SUB NGC-3242 2 WFC3/UVI ACCUM UVIS2-2K F656N 3 none none none 2 154.0 S S 2C-SUB NGC-3242 3 WFC3/UVI ACCUM UVIS2-2K F631N 1 none none none 1 146.0 S S 2C-SUB NGC-3242 3 WFC3/UVI ACCUM UVIS2-2K F631N 2 none none none 1 146.0 S S 2C-SUB NGC-3242 3 WFC3/UVI ACCUM UVIS2-2K F631N 3 none none none 2 154.0 S S 2C-SUB NGC-3242 4 WFC3/UVI ACCUM UVIS2-2K F658N 1 none none none 1 121.0 S S 2C-SUB NGC-3242 4 WFC3/UVI ACCUM UVIS2-2K F658N 2 none none none 1 121.0 S S 2C-SUB NGC-3242 4 WFC3/UVI ACCUM UVIS2-2K F658N 3 none none none 2 130.0 S S 2C-SUB NGC-3242 5 WFC3/UVI ACCUM UVIS2-2K F673N 1 none none none 1 146.0 S S 2C-SUB NGC-3242 5 WFC3/UVI ACCUM UVIS2-2K F673N 2 none none none 1 146.0 S S 2C-SUB NGC-3242 5 WFC3/UVI ACCUM UVIS2-2K F673N 3 none none none 2 154.0 S S 2C-SUB NGC-3242 6 WFC3/IR MULTIAC IR F128N none none none none 2 N/A CUM NGC-3242 7 WFC3/IR MULTIAC IR F130N none none none none 2 N/A CUM NGC-3242 8 WFC3/IR MULTIAC IR F164N none none none none 3 N/A CUM NGC-3242 9 WFC3/IR MULTIAC IR F167N none none none none 3 N/A CUM 18374( 2) - 12-Aug-2026 16:08:46 - [ 14] Visit: 08 (Hubble 5 UVIS 2Kx2K + IR) 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 PN-HB-5 WFC3/UVI ACCUM UVIS2-C1K F656N 1 40 S S 1C-SUB see below (40 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 PN-HB-5 WFC3/UVI ACCUM UVIS2-2K2 F656N 1 200 S PATTERN 4 2-5 S C-SUB see below (385 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 PN-HB-5 WFC3/UVI ACCUM UVIS2-2K2 F631N 1 200 S S C-SUB see below (460 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 PN-HB-5 WFC3/UVI ACCUM UVIS2-2K2 F658N 1 200 S S C-SUB see below (375 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 PN-HB-5 WFC3/UVI ACCUM UVIS2-2K2 F673N 1 200 S S C-SUB see below (440 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 PN-HB-5 WFC3/IR MULTIAC IR F128N NSAMP=7, SAMP-SEQ=SPARS100 1 DEF CUM (602.934 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 PN-HB-5 WFC3/IR MULTIAC IR F130N NSAMP=6, SAMP-SEQ=SPARS100 1 DEF CUM (502.934 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 PN-HB-5 WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=SPARS100 1 DEF CUM (1302.936 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 PN-HB-5 WFC3/IR MULTIAC IR F167N NSAMP=13, SAMP-SEQ=SPARS100 1 DEF CUM (1202.936 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 | ------------------------------------------------------------------------------------------------------------------------------------ 18374( 2) - 12-Aug-2026 16:08:46 - [ 15] 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 | ------------------------------------------------------------------------------------------------------------------------------------ PN-HB-5 1 WFC3/UVI ACCUM UVIS2-C1 F656N none none none none 1 40.0 S S K1C-SUB PN-HB-5 2 WFC3/UVI ACCUM UVIS2-2K F656N 1 none none none 1 120.0 S S 2C-SUB PN-HB-5 2 WFC3/UVI ACCUM UVIS2-2K F656N 2 none none none 1 120.0 S S 2C-SUB PN-HB-5 2 WFC3/UVI ACCUM UVIS2-2K F656N 3 none none none 2 145.0 S S 2C-SUB PN-HB-5 3 WFC3/UVI ACCUM UVIS2-2K F631N 1 none none none 1 145.0 S S 2C-SUB PN-HB-5 3 WFC3/UVI ACCUM UVIS2-2K F631N 2 none none none 1 145.0 S S 2C-SUB PN-HB-5 3 WFC3/UVI ACCUM UVIS2-2K F631N 3 none none none 2 170.0 S S 2C-SUB PN-HB-5 4 WFC3/UVI ACCUM UVIS2-2K F658N 1 none none none 1 120.0 S S 2C-SUB PN-HB-5 4 WFC3/UVI ACCUM UVIS2-2K F658N 2 none none none 1 120.0 S S 2C-SUB PN-HB-5 4 WFC3/UVI ACCUM UVIS2-2K F658N 3 none none none 2 135.0 S S 2C-SUB PN-HB-5 5 WFC3/UVI ACCUM UVIS2-2K F673N 1 none none none 1 145.0 S S 2C-SUB PN-HB-5 5 WFC3/UVI ACCUM UVIS2-2K F673N 2 none none none 1 145.0 S S 2C-SUB PN-HB-5 5 WFC3/UVI ACCUM UVIS2-2K F673N 3 none none none 2 150.0 S S 2C-SUB PN-HB-5 6 WFC3/IR MULTIAC IR F128N none none none none 2 N/A CUM PN-HB-5 7 WFC3/IR MULTIAC IR F130N none none none none 2 N/A CUM PN-HB-5 8 WFC3/IR MULTIAC IR F164N none none none none 3 N/A CUM PN-HB-5 9 WFC3/IR MULTIAC IR F167N none none none none 3 N/A CUM 18374( 2) - 12-Aug-2026 16:08:46 - [ 16] Visit: 09 (NGC 2440 UVIS 2Kx2K + IR) 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 NGC-2440 WFC3/UVI ACCUM UVIS2-C1K F656N 1 40 S S 1C-SUB see below (32 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-2440 WFC3/UVI ACCUM UVIS2-2K2 F656N 1 200 S PATTERN 4 2-5 S C-SUB see below (382 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC-2440 WFC3/UVI ACCUM UVIS2-2K2 F631N 1 200 S S C-SUB see below (442 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 NGC-2440 WFC3/UVI ACCUM UVIS2-2K2 F658N 1 200 S S C-SUB see below (382 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC-2440 WFC3/UVI ACCUM UVIS2-2K2 F673N 1 200 S S C-SUB see below (452 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 NGC-2440 WFC3/IR MULTIAC IR F128N NSAMP=7, SAMP-SEQ=SPARS100 1 DEF CUM (602.934 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 NGC-2440 WFC3/IR MULTIAC IR F130N NSAMP=6, SAMP-SEQ=SPARS100 1 DEF CUM (502.934 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 NGC-2440 WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=SPARS100 1 DEF CUM (1302.936 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 NGC-2440 WFC3/IR MULTIAC IR F167N NSAMP=13, SAMP-SEQ=SPARS100 1 DEF CUM (1202.936 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 | ------------------------------------------------------------------------------------------------------------------------------------ 18374( 2) - 12-Aug-2026 16:08:46 - [ 17] 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC-2440 1 WFC3/UVI ACCUM UVIS2-C1 F656N none none none none 1 32.0 S S K1C-SUB NGC-2440 2 WFC3/UVI ACCUM UVIS2-2K F656N 1 none none none 1 121.0 S S 2C-SUB NGC-2440 2 WFC3/UVI ACCUM UVIS2-2K F656N 2 none none none 1 121.0 S S 2C-SUB NGC-2440 2 WFC3/UVI ACCUM UVIS2-2K F656N 3 none none none 2 140.0 S S 2C-SUB NGC-2440 3 WFC3/UVI ACCUM UVIS2-2K F631N 1 none none none 1 146.0 S S 2C-SUB NGC-2440 3 WFC3/UVI ACCUM UVIS2-2K F631N 2 none none none 1 146.0 S S 2C-SUB NGC-2440 3 WFC3/UVI ACCUM UVIS2-2K F631N 3 none none none 2 150.0 S S 2C-SUB NGC-2440 4 WFC3/UVI ACCUM UVIS2-2K F658N 1 none none none 1 121.0 S S 2C-SUB NGC-2440 4 WFC3/UVI ACCUM UVIS2-2K F658N 2 none none none 1 121.0 S S 2C-SUB NGC-2440 4 WFC3/UVI ACCUM UVIS2-2K F658N 3 none none none 2 140.0 S S 2C-SUB NGC-2440 5 WFC3/UVI ACCUM UVIS2-2K F673N 1 none none none 1 146.0 S S 2C-SUB NGC-2440 5 WFC3/UVI ACCUM UVIS2-2K F673N 2 none none none 1 146.0 S S 2C-SUB NGC-2440 5 WFC3/UVI ACCUM UVIS2-2K F673N 3 none none none 2 160.0 S S 2C-SUB NGC-2440 6 WFC3/IR MULTIAC IR F128N none none none none 2 N/A CUM NGC-2440 7 WFC3/IR MULTIAC IR F130N none none none none 2 N/A CUM NGC-2440 8 WFC3/IR MULTIAC IR F164N none none none none 3 N/A CUM NGC-2440 9 WFC3/IR MULTIAC IR F167N none none none none 3 N/A CUM 18374( 2) - 12-Aug-2026 16:08:46 - [ 18] Visit: 11 (NGC 2818 UVIS + IR) 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 NGC-2818A WFC3/UVI ACCUM UVIS2-C1K F658N 1 40 S S 1C-SUB see below (40 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-2818A WFC3/UVI ACCUM UVIS2-C1K F656N 1 40 S S 1C-SUB see below (40 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC-2818A WFC3/UVI ACCUM UVIS F658N 1 200 S PATTERN 2 3-6 S see below (1030 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 NGC-2818A WFC3/UVI ACCUM UVIS F656N 1 200 S S see below (1030 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC-2818A WFC3/UVI ACCUM UVIS F673N 1 200 S S see below (1030 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 NGC-2818A WFC3/UVI ACCUM UVIS F631N 1 200 S S see below (1030 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 NGC-2818A WFC3/IR MULTIAC IR F128N NSAMP=7, SAMP-SEQ=SPARS100 1 DEF CUM (602.934 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 NGC-2818A WFC3/IR MULTIAC IR F130N NSAMP=7, SAMP-SEQ=SPARS100 1 DEF CUM (602.934 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 NGC-2818A WFC3/IR MULTIAC IR F164N NSAMP=8, SAMP-SEQ=SPARS100 1 DEF CUM (702.935 S) ------------------------------------------------------------------------------------------------------------------------------------ 10 NGC-2818A WFC3/IR MULTIAC IR F167N NSAMP=7, SAMP-SEQ=SPARS100 1 DEF CUM (602.934 S) ------------------------------------------------------------------------------------------------------------------------------------ 18374( 2) - 12-Aug-2026 16:08:46 - [ 19] 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC-2818A 1 WFC3/UVI ACCUM UVIS2-C1 F658N none none none none 1 40.0 S S K1C-SUB NGC-2818A 2 WFC3/UVI ACCUM UVIS2-C1 F656N none none none none 1 40.0 S S K1C-SUB NGC-2818A 3 WFC3/UVI ACCUM UVIS F658N 1 none none none 1 480.0 S S NGC-2818A 3 WFC3/UVI ACCUM UVIS F658N 2 none none none 2 550.0 S S NGC-2818A 4 WFC3/UVI ACCUM UVIS F656N 1 none none none 1 480.0 S S NGC-2818A 4 WFC3/UVI ACCUM UVIS F656N 2 none none none 2 550.0 S S NGC-2818A 5 WFC3/UVI ACCUM UVIS F673N 1 none none none 1 480.0 S S NGC-2818A 5 WFC3/UVI ACCUM UVIS F673N 2 none none none 2 550.0 S S NGC-2818A 6 WFC3/UVI ACCUM UVIS F631N 1 none none none 1 480.0 S S NGC-2818A 6 WFC3/UVI ACCUM UVIS F631N 2 none none none 2 550.0 S S NGC-2818A 7 WFC3/IR MULTIAC IR F128N none none none none 3 N/A CUM NGC-2818A 8 WFC3/IR MULTIAC IR F130N none none none none 3 N/A CUM NGC-2818A 9 WFC3/IR MULTIAC IR F164N none none none none 3 N/A CUM NGC-2818A 10 WFC3/IR MULTIAC IR F167N none none none none 3 N/A CUM 18374( 2) - 12-Aug-2026 16:08:46 - [ 20] Visit: 20 (NGC 6543 UVIS 2Kx2K + IR) 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 NGC-6543 WFC3/UVI ACCUM UVIS2-C1K F656N 1 40 S S 1C-SUB see below (31 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-6543 WFC3/UVI ACCUM UVIS2-2K2 F656N 1 200 S PATTERN 4 2-5 S C-SUB see below (479 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC-6543 WFC3/UVI ACCUM UVIS2-2K2 F631N 1 200 S S C-SUB see below (529 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 NGC-6543 WFC3/UVI ACCUM UVIS2-2K2 F658N 1 200 S S C-SUB see below (479 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC-6543 WFC3/UVI ACCUM UVIS2-2K2 F673N 1 200 S S C-SUB see below (527 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 NGC-6543 WFC3/IR MULTIAC IR F128N NSAMP=6, SAMP-SEQ=SPARS100 1 DEF CUM (502.934 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 NGC-6543 WFC3/IR MULTIAC IR F130N NSAMP=6, SAMP-SEQ=SPARS100 1 DEF CUM (502.934 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 NGC-6543 WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=SPARS100 1 DEF CUM (1302.936 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 NGC-6543 WFC3/IR MULTIAC IR F167N NSAMP=13, SAMP-SEQ=SPARS100 1 DEF CUM (1202.936 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 | ------------------------------------------------------------------------------------------------------------------------------------ 18374( 2) - 12-Aug-2026 16:08:46 - [ 21] 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC-6543 1 WFC3/UVI ACCUM UVIS2-C1 F656N none none none none 1 31.0 S S K1C-SUB NGC-6543 2 WFC3/UVI ACCUM UVIS2-2K F656N 1 none none none 1 136.0 S S 2C-SUB NGC-6543 2 WFC3/UVI ACCUM UVIS2-2K F656N 2 none none none 1 136.0 S S 2C-SUB NGC-6543 2 WFC3/UVI ACCUM UVIS2-2K F656N 3 none none none 2 207.0 S S 2C-SUB NGC-6543 3 WFC3/UVI ACCUM UVIS2-2K F631N 1 none none none 1 161.0 S S 2C-SUB NGC-6543 3 WFC3/UVI ACCUM UVIS2-2K F631N 2 none none none 1 161.0 S S 2C-SUB NGC-6543 3 WFC3/UVI ACCUM UVIS2-2K F631N 3 none none none 2 207.0 S S 2C-SUB NGC-6543 4 WFC3/UVI ACCUM UVIS2-2K F658N 1 none none none 1 136.0 S S 2C-SUB NGC-6543 4 WFC3/UVI ACCUM UVIS2-2K F658N 2 none none none 1 136.0 S S 2C-SUB NGC-6543 4 WFC3/UVI ACCUM UVIS2-2K F658N 3 none none none 2 207.0 S S 2C-SUB NGC-6543 5 WFC3/UVI ACCUM UVIS2-2K F673N 1 none none none 1 160.0 S S 2C-SUB NGC-6543 5 WFC3/UVI ACCUM UVIS2-2K F673N 2 none none none 1 160.0 S S 2C-SUB NGC-6543 5 WFC3/UVI ACCUM UVIS2-2K F673N 3 none none none 2 207.0 S S 2C-SUB NGC-6543 6 WFC3/IR MULTIAC IR F128N none none none none 2 N/A CUM NGC-6543 7 WFC3/IR MULTIAC IR F130N none none none none 2 N/A CUM NGC-6543 8 WFC3/IR MULTIAC IR F164N none none none none 3 N/A CUM NGC-6543 9 WFC3/IR MULTIAC IR F167N none none none none 3 N/A CUM 18374( 2) - 12-Aug-2026 16:08:46 - [ 22] Visit: 21 (NGC 6537 UVIS + IR) 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 NGC-6537 WFC3/UVI ACCUM UVIS2-C1K F658N 1 40 S S 1C-SUB see below (40 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-6537 WFC3/UVI ACCUM UVIS2-C1K F656N 1 40 S S 1C-SUB see below (40 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC-6537 WFC3/UVI ACCUM UVIS F658N 1 200 S PATTERN 2 3-6 S see below (1022 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 NGC-6537 WFC3/UVI ACCUM UVIS F656N 1 200 S S see below (1022 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC-6537 WFC3/UVI ACCUM UVIS F673N 1 200 S S see below (1022 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 NGC-6537 WFC3/UVI ACCUM UVIS F631N 1 200 S S see below (1022 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 NGC-6537 WFC3/IR MULTIAC IR F128N NSAMP=7, SAMP-SEQ=SPARS100 1 DEF CUM (602.934 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 NGC-6537 WFC3/IR MULTIAC IR F130N NSAMP=7, SAMP-SEQ=SPARS100 1 DEF CUM (602.934 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 NGC-6537 WFC3/IR MULTIAC IR F164N NSAMP=8, SAMP-SEQ=SPARS100 1 DEF CUM (702.935 S) ------------------------------------------------------------------------------------------------------------------------------------ 10 NGC-6537 WFC3/IR MULTIAC IR F167N NSAMP=7, SAMP-SEQ=SPARS100 1 DEF CUM (602.934 S) ------------------------------------------------------------------------------------------------------------------------------------ 18374( 2) - 12-Aug-2026 16:08:46 - [ 23] 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC-6537 1 WFC3/UVI ACCUM UVIS2-C1 F658N none none none none 1 40.0 S S K1C-SUB NGC-6537 2 WFC3/UVI ACCUM UVIS2-C1 F656N none none none none 1 40.0 S S K1C-SUB NGC-6537 3 WFC3/UVI ACCUM UVIS F658N 1 none none none 1 475.0 S S NGC-6537 3 WFC3/UVI ACCUM UVIS F658N 2 none none none 2 547.0 S S NGC-6537 4 WFC3/UVI ACCUM UVIS F656N 1 none none none 1 475.0 S S NGC-6537 4 WFC3/UVI ACCUM UVIS F656N 2 none none none 2 547.0 S S NGC-6537 5 WFC3/UVI ACCUM UVIS F673N 1 none none none 1 475.0 S S NGC-6537 5 WFC3/UVI ACCUM UVIS F673N 2 none none none 2 547.0 S S NGC-6537 6 WFC3/UVI ACCUM UVIS F631N 1 none none none 1 475.0 S S NGC-6537 6 WFC3/UVI ACCUM UVIS F631N 2 none none none 2 547.0 S S NGC-6537 7 WFC3/IR MULTIAC IR F128N none none none none 3 N/A CUM NGC-6537 8 WFC3/IR MULTIAC IR F130N none none none none 3 N/A CUM NGC-6537 9 WFC3/IR MULTIAC IR F164N none none none none 3 N/A CUM NGC-6537 10 WFC3/IR MULTIAC IR F167N none none none none 3 N/A CUM 18374( 2) - 12-Aug-2026 16:08:46 - [ 24] Summary Form for Proposal 18374 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures IR, UVIS, UVIS2-2K2C-SUB, UVIS2-C1K1C-SUB ------------------------------------------------------------------------------------------------------------------------------------ Configurations WFC3/IR, WFC3/UVIS ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM, MULTIACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters NSAMP=13, NSAMP=14, NSAMP=5, NSAMP=6, NSAMP=7, NSAMP=8, SAMP-SEQ=SPARS100 ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements PATTERN 2 3-6, PATTERN 4 2-5 ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F128N, F130N, F164N, F167N, F631N, F656N, F658N, F673N ------------------------------------------------------------------------------------------------------------------------------------ Target Names NGC-2440, NGC-2818A, NGC-3242, NGC-6537, NGC-6543, NGC-7009, NGC-7027, PN-HB-5 ------------------------------------------------------------------------------------------------------------------------------------