10817( 6) - 07/18/06 13:46 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 10817 Version: 6 Check-in Time: 18-Jul-2006 17:45:20 STScI Edit Number: Title Unveiling Starburst Morphology of Distant Damped Ly-alpha Galaxies Hosting Gamma-Ray Bursts ------------------------------------------------------------------------------------ Type Cycle Parallel Pointing Tolerance GO 15 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Hsiao-Wen Chen University of Chicago CoI: Dr. Joshua S. Bloom University of California - Berkeley N CoI: Dr. Jason X. Prochaska University of California - Santa Cruz N CoI: Dr. M. Dessauges-Zavadsky Observatoire de Geneve N CoI: Prof. Max Pettini University of Cambridge N CoI: Dr. Andrew Bunker University of Exeter N ------------------------------------------------------------------------------------ Abstract The damped Lya systems (DLAs), `clouds' with high columns of neutral hydrogen, dominate the neutral gas mass at z>2 and are believed to be the building blocks of galaxies like the Milky Way. At present, high resolution spectroscopy of the DLAs provide the only detailed study of the ISM of young galaxies during early epochs. Yet by the very nature of their discovery - along bright quasar sightlines - direct imaging of the stellar counterparts presents a major obstacle. The use of gamma-ray bursts (GRBs) presents a novel new alternative: GRB afterglows are temporarily as bright as quasars, allowing for high-quality spectroscopy to identify and study new DLAs out to redshifts comparable to those probed by quasars. Afterglows then disappear after a few weeks, affording a direct and unimpeded view of the faint DLAs free from a glaring background source. Through an extensive ground-based program in 2005, we have now obtained early-time high-resolution echelle spectra of several NASA/Swift GRB afterglows. These data reveal that nearly all GRB host galaxies produce a DLA feature. Furthermore, the associated metal absorption lines indicate an ISM environment around the GRB progenitors --- extremely dense gas and warm temperature --- that has never been seen beyond the local universe. We request ACS late-time imaging of fields surrounding nine GRBs, all of which exhibit a strong DLA signature or strong metal absorption lines that indicate a DLA at the redshift of the host. In concert with our afterglow absorption line studies and stellar properties of both the GRB host galaxies and galaxies that give rise to strong intervening absorbers, these proposed observations will provide an unprecedented glimpse into the nature of DLAs beyong redshift of unity. As a complete sample, this study will provide robust measurements of the morphology and luminosity of DLA galaxies in a manner inaccessible to QSO lines of sight. ------------------------------------------------------------------------------------ 10817( 6) - 07/18/06 13:46 - [ 2] Observations Description ------------------------ We propose to obtain deep optical images of the fields surrounding nine Swift- GRBs discovered at z_GRB>2. The GRBs are selected to exhibit either a strong DLA signature or metal absorption features that are indicative of a DLA in their afterglow spectra. We note that by the time when Cycle15 starts these bursts will be more than 10 months old and that the optical afterglows will not interfere the imaging search of the DLA galaxies. The imaging program is optimized to reach the required depths for finding the galaxies that give rise to the classical-DLA and host-DLA at different redshift range. Our assessments for the required imaging depths are guided by prior knowledge of z>2 DLA galaxies and expectations from simple spectral modeling of the observed optical photometry. The majority of the known DLA galaxies have AB(F160W)~25.6 at z~3 (Moller et al. 2002). To reach the same depth in the NICMOS/F(160W) band would require more than 10 orbits to achieve our goal. We compare predicted redshift evolution of observed AB(F814W) - AB(F160W) color for galaxies of different spectral type. Starforming galaxies exhibit observed optical and near-infrared color F814W-F160W > 0.8 at 2<=z<=3, suggesting that these DLA galaxies would be no brighter than AB(F814W)= 26.4 at z=3. Given that these previously known DLA galaxies are likely among the brightest, we target our imaging goal at a 5- sigma limit of AB(F814W) = 27.5 for the GRB fields. These brightness limits will allow us to uncover galaxies as faint as 0.1 L_* at z=3. The exposure times necessary to reach the goals are estimated according to previous experiences (Warren et al. 2001) and the Exposure Time Calculator at the ACS instrument webpage. For the z_DLA ~ 2.5 fields, we find that 12, 000 seconds would be required for ACS/WFC to reach AB(F814W) = 27.5 at the 5-sigma level of significance over a 0.5-arcsecond diameter aperture. We therefore request five orbits of imaging in ACS/WFC with the F814W filter to complete one field, and 45 orbits total to complete the proposed imaging program. For each visit with the ACS, a four-point ``expanded'' ACS-WFC-DITHER-BOX pattern will be used. With linearly spaced sampling, it will help cosmic-ray removal and improve the final point spread function in the stacked images Real Time Justification ----------------------- Calibration Justification ------------------------- Additional Comments ------------------- ------------------------------------------------------------------------------------ 10817( 6) - 07/18/06 13:46 - [ 3] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 GRB060607 UNIDENTIFIED, GAMMA RAY RA=21H58M50.4000S +/- 0.3", J2000 Z = z_GRB = 3.082 EMITTER, STAR FORMING DEC=-22D29'46.70" +/- 0.3" 3.082 REGION Reference Frame: ICRS 2 GRB050401 UNIDENTIFIED, GAMMA RAY RA=16H31M28.8200S +/- 0.3", J2000 Z = 2.9 z_GRB = 2.90 EMITTER, STAR FORMING DEC=+02D11'14.83" +/- 0.3" REGION Reference Frame: ICRS 3 GRB051111 UNIDENTIFIED, GAMMA RAY RA=23H12M33.1700S +/- 0.5", J2000 Z = 1.55 z_GRB = 1.55 EMITTER, STAR FORMING DEC=+18D22'28.80" +/- 0.5" REGION Reference Frame: ICRS 4 GRB050505 UNIDENTIFIED, GAMMA RAY RA=09H27M3.3000S +/- 0.5", J2000 Z = 4.27 z_GRB = 4.27 EMITTER, STAR FORMING DEC=+30D16'23.70" +/- 0.5" REGION Reference Frame: ICRS 5 GRB060206 UNIDENTIFIED, GAMMA RAY RA=13H31M43.4200S +/- 0.3", J2000 Z = 2.82 z_GRB = 2.821 EMITTER, STAR FORMING DEC=+35D03'3.60" +/- 0.3" REGION Reference Frame: ICRS 6 GRB050730 UNIDENTIFIED, GAMMA RAY RA=14H08M17.1300S +/- 0.1", J2000 Z = 3.97 z_GRB = 3.968 EMITTER, STAR FORMING DEC=-03D46'16.70" +/- 0.1" REGION Reference Frame: ICRS 7 GRB050820 UNIDENTIFIED, GAMMA RAY RA=22H29M38.1100S +/- 0.3", J2000 Z = 2.62 z_GRB = 2.615 EMITTER, STAR FORMING DEC=+19D33'37.10" +/- 0.3" REGION Reference Frame: ICRS 8 GRB050922C UNIDENTIFIED, GAMMA RAY RA=21H09M33.1000S +/- 1", DEC=- J2000 Z = 2.17 z_GRB = 2.17 EMITTER, STAR FORMING 08D45'29.80" +/- 1" REGION Reference Frame: ICRS 9 GRB060418 UNIDENTIFIED, GAMMA RAY RA=15H45M42.6000S +/- 0.7", J2000 Z = 1.5 Z_GRB = 1.49 EMITTER, STAR FORMING DEC=-03D38'20.00" +/- 0.7" REGION Reference Frame: ICRS 10817( 6) - 07/18/06 13:46 - [ 4] Patterns ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 1 Primary_Pattern Secondary_Pattern Pattern_Type ACS-WFC-DITHER-BOX Pattern_Purpose DITHER Number_Of_Points 4 Point_Spacing 0.264 Line_Spacing 0.185 Coordinate_Frame POS-TARG Pattern_Orient 20.86 Angle_Between_Sides 69.07 Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 2 Primary_Pattern Secondary_Pattern Pattern_Type ACS-WFC-DITHER-LINE Pattern_Purpose BACKGROUND Number_Of_Points 2 Point_Spacing 0.145 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 47.23 Angle_Between_Sides Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ 10817( 6) - 07/18/06 13:46 - [ 5] Visit: 01 Visit Priority: 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| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 GRB060607 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1350 S PATTERN 1 1 see below ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB060607 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1350 S POS TARG 0.247, 2.984; see below PATTERN 1 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 GRB060607 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1350 S POS TARG 0.494, 5.968; see below PATTERN 2 3 ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB060607 1 ACS/WFC ACCUM WFC1 F814W 1 none none none 1 1209.0 S GRB060607 1 ACS/WFC ACCUM WFC1 F814W 2 none none none 1 1209.0 S GRB060607 1 ACS/WFC ACCUM WFC1 F814W 3 none none none 2 1240.0 S GRB060607 1 ACS/WFC ACCUM WFC1 F814W 4 none none none 2 1240.0 S GRB060607 2 ACS/WFC ACCUM WFC1 F814W 1 none none none 3 1236.0 S GRB060607 2 ACS/WFC ACCUM WFC1 F814W 2 none none none 3 1236.0 S GRB060607 2 ACS/WFC ACCUM WFC1 F814W 3 none none none 4 1240.0 S GRB060607 2 ACS/WFC ACCUM WFC1 F814W 4 none none none 4 1240.0 S GRB060607 3 ACS/WFC ACCUM WFC1 F814W 1 none none none 5 1234.0 S GRB060607 3 ACS/WFC ACCUM WFC1 F814W 2 none none none 5 1234.0 S 10817( 6) - 07/18/06 13:46 - [ 6] Visit: 02 Visit Priority: 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| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 GRB050401 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S PATTERN 1 1 see below ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB050401 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1350 S POS TARG 0.247, 2.984; see below PATTERN 1 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 GRB050401 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S POS TARG 0.494, 5.968; see below PATTERN 2 3 ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB050401 1 ACS/WFC ACCUM WFC1 F814W 1 none none none 1 1201.0 S GRB050401 1 ACS/WFC ACCUM WFC1 F814W 2 none none none 1 1201.0 S GRB050401 1 ACS/WFC ACCUM WFC1 F814W 3 none none none 2 1232.0 S GRB050401 1 ACS/WFC ACCUM WFC1 F814W 4 none none none 2 1232.0 S GRB050401 2 ACS/WFC ACCUM WFC1 F814W 1 none none none 3 1218.0 S GRB050401 2 ACS/WFC ACCUM WFC1 F814W 2 none none none 3 1218.0 S GRB050401 2 ACS/WFC ACCUM WFC1 F814W 3 none none none 4 1226.0 S GRB050401 2 ACS/WFC ACCUM WFC1 F814W 4 none none none 4 1226.0 S GRB050401 3 ACS/WFC ACCUM WFC1 F814W 1 none none none 5 1242.0 S GRB050401 3 ACS/WFC ACCUM WFC1 F814W 2 none none none 5 1242.0 S 10817( 6) - 07/18/06 13:46 - [ 7] Visit: 03 Visit Priority: 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| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 GRB051111 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S PATTERN 1 1 see below ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB051111 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1350 S POS TARG 0.247, 2.984; see below PATTERN 1 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 GRB051111 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S POS TARG 0.494, 5.968; see below PATTERN 2 3 ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB051111 1 ACS/WFC ACCUM WFC1 F814W 1 none none none 1 1207.0 S GRB051111 1 ACS/WFC ACCUM WFC1 F814W 2 none none none 1 1207.0 S GRB051111 1 ACS/WFC ACCUM WFC1 F814W 3 none none none 2 1238.0 S GRB051111 1 ACS/WFC ACCUM WFC1 F814W 4 none none none 2 1238.0 S GRB051111 2 ACS/WFC ACCUM WFC1 F814W 1 none none none 3 1224.0 S GRB051111 2 ACS/WFC ACCUM WFC1 F814W 2 none none none 3 1224.0 S GRB051111 2 ACS/WFC ACCUM WFC1 F814W 3 none none none 4 1232.0 S GRB051111 2 ACS/WFC ACCUM WFC1 F814W 4 none none none 4 1232.0 S GRB051111 3 ACS/WFC ACCUM WFC1 F814W 1 none none none 5 1248.0 S GRB051111 3 ACS/WFC ACCUM WFC1 F814W 2 none none none 5 1248.0 S 10817( 6) - 07/18/06 13:46 - [ 8] Visit: 04 Visit Priority: 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| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 GRB050505 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S PATTERN 1 1 see below ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB050505 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1350 S POS TARG 0.247, 2.984; see below PATTERN 1 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 GRB050505 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S POS TARG 0.494, 5.968; see below PATTERN 2 3 ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB050505 1 ACS/WFC ACCUM WFC1 F814W 1 none none none 1 1207.0 S GRB050505 1 ACS/WFC ACCUM WFC1 F814W 2 none none none 1 1207.0 S GRB050505 1 ACS/WFC ACCUM WFC1 F814W 3 none none none 2 1238.0 S GRB050505 1 ACS/WFC ACCUM WFC1 F814W 4 none none none 2 1238.0 S GRB050505 2 ACS/WFC ACCUM WFC1 F814W 1 none none none 3 1228.0 S GRB050505 2 ACS/WFC ACCUM WFC1 F814W 2 none none none 3 1228.0 S GRB050505 2 ACS/WFC ACCUM WFC1 F814W 3 none none none 4 1236.0 S GRB050505 2 ACS/WFC ACCUM WFC1 F814W 4 none none none 4 1236.0 S GRB050505 3 ACS/WFC ACCUM WFC1 F814W 1 none none none 5 1252.0 S GRB050505 3 ACS/WFC ACCUM WFC1 F814W 2 none none none 5 1252.0 S 10817( 6) - 07/18/06 13:46 - [ 9] Visit: 05 Visit Priority: 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| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 GRB060206 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S PATTERN 1 1 see below ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB060206 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S POS TARG 0.247, 2.984; see below PATTERN 1 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 GRB060206 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S POS TARG 0.494, 5.968; see below PATTERN 2 3 ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB060206 1 ACS/WFC ACCUM WFC1 F814W 1 none none none 1 1215.0 S GRB060206 1 ACS/WFC ACCUM WFC1 F814W 2 none none none 1 1215.0 S GRB060206 1 ACS/WFC ACCUM WFC1 F814W 3 none none none 2 1246.0 S GRB060206 1 ACS/WFC ACCUM WFC1 F814W 4 none none none 2 1246.0 S GRB060206 2 ACS/WFC ACCUM WFC1 F814W 1 none none none 3 1232.0 S GRB060206 2 ACS/WFC ACCUM WFC1 F814W 2 none none none 3 1232.0 S GRB060206 2 ACS/WFC ACCUM WFC1 F814W 3 none none none 4 1240.0 S GRB060206 2 ACS/WFC ACCUM WFC1 F814W 4 none none none 4 1240.0 S GRB060206 3 ACS/WFC ACCUM WFC1 F814W 1 none none none 5 1256.0 S GRB060206 3 ACS/WFC ACCUM WFC1 F814W 2 none none none 5 1256.0 S 10817( 6) - 07/18/06 13:46 - [ 10] Visit: 06 Visit Priority: 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| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 GRB050730 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S PATTERN 1 1 see below ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB050730 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S POS TARG 0.247, 2.984; see below PATTERN 1 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 GRB050730 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S POS TARG 0.494, 5.968; see below PATTERN 2 3 ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB050730 1 ACS/WFC ACCUM WFC1 F814W 1 none none none 1 1201.0 S GRB050730 1 ACS/WFC ACCUM WFC1 F814W 2 none none none 1 1201.0 S GRB050730 1 ACS/WFC ACCUM WFC1 F814W 3 none none none 2 1232.0 S GRB050730 1 ACS/WFC ACCUM WFC1 F814W 4 none none none 2 1232.0 S GRB050730 2 ACS/WFC ACCUM WFC1 F814W 1 none none none 3 1218.0 S GRB050730 2 ACS/WFC ACCUM WFC1 F814W 2 none none none 3 1218.0 S GRB050730 2 ACS/WFC ACCUM WFC1 F814W 3 none none none 4 1226.0 S GRB050730 2 ACS/WFC ACCUM WFC1 F814W 4 none none none 4 1226.0 S GRB050730 3 ACS/WFC ACCUM WFC1 F814W 1 none none none 5 1242.0 S GRB050730 3 ACS/WFC ACCUM WFC1 F814W 2 none none none 5 1242.0 S 10817( 6) - 07/18/06 13:46 - [ 11] Visit: 07 Visit Priority: 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| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 GRB050820 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S PATTERN 1 1 see below ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB050820 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S POS TARG 0.247, 2.984; see below PATTERN 1 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 GRB050820 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S POS TARG 0.494, 5.968; see below PATTERN 2 3 ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB050820 1 ACS/WFC ACCUM WFC1 F814W 1 none none none 1 1207.0 S GRB050820 1 ACS/WFC ACCUM WFC1 F814W 2 none none none 1 1207.0 S GRB050820 1 ACS/WFC ACCUM WFC1 F814W 3 none none none 2 1238.0 S GRB050820 1 ACS/WFC ACCUM WFC1 F814W 4 none none none 2 1238.0 S GRB050820 2 ACS/WFC ACCUM WFC1 F814W 1 none none none 3 1224.0 S GRB050820 2 ACS/WFC ACCUM WFC1 F814W 2 none none none 3 1224.0 S GRB050820 2 ACS/WFC ACCUM WFC1 F814W 3 none none none 4 1232.0 S GRB050820 2 ACS/WFC ACCUM WFC1 F814W 4 none none none 4 1232.0 S GRB050820 3 ACS/WFC ACCUM WFC1 F814W 1 none none none 5 1248.0 S GRB050820 3 ACS/WFC ACCUM WFC1 F814W 2 none none none 5 1248.0 S 10817( 6) - 07/18/06 13:46 - [ 12] Visit: 08 Visit Priority: 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| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 GRB050922C ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S PATTERN 1 1 see below ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB050922C ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S POS TARG 0.247, 2.984; see below PATTERN 1 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 GRB050922C ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S POS TARG 0.494, 5.968; see below PATTERN 2 3 ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB050922C 1 ACS/WFC ACCUM WFC1 F814W 1 none none none 1 1201.0 S GRB050922C 1 ACS/WFC ACCUM WFC1 F814W 2 none none none 1 1201.0 S GRB050922C 1 ACS/WFC ACCUM WFC1 F814W 3 none none none 2 1232.0 S GRB050922C 1 ACS/WFC ACCUM WFC1 F814W 4 none none none 2 1232.0 S GRB050922C 2 ACS/WFC ACCUM WFC1 F814W 1 none none none 3 1218.0 S GRB050922C 2 ACS/WFC ACCUM WFC1 F814W 2 none none none 3 1218.0 S GRB050922C 2 ACS/WFC ACCUM WFC1 F814W 3 none none none 4 1226.0 S GRB050922C 2 ACS/WFC ACCUM WFC1 F814W 4 none none none 4 1226.0 S GRB050922C 3 ACS/WFC ACCUM WFC1 F814W 1 none none none 5 1242.0 S GRB050922C 3 ACS/WFC ACCUM WFC1 F814W 2 none none none 5 1242.0 S 10817( 6) - 07/18/06 13:46 - [ 13] Visit: 09 Visit Priority: 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| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 GRB060418 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S PATTERN 1 1 see below ------------------------------------------------------------------------------------------------------------------------------------ 2 GRB060418 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S POS TARG 0.247, 2.984; see below PATTERN 1 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 GRB060418 ACS/WFC ACCUM WFC1 F814W CR-SPLIT=NO,GAIN=2 1 1250 S POS TARG 0.494, 5.968; see below PATTERN 2 3 ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ GRB060418 1 ACS/WFC ACCUM WFC1 F814W 1 none none none 1 1201.0 S GRB060418 1 ACS/WFC ACCUM WFC1 F814W 2 none none none 1 1201.0 S GRB060418 1 ACS/WFC ACCUM WFC1 F814W 3 none none none 2 1232.0 S GRB060418 1 ACS/WFC ACCUM WFC1 F814W 4 none none none 2 1232.0 S GRB060418 2 ACS/WFC ACCUM WFC1 F814W 1 none none none 3 1218.0 S GRB060418 2 ACS/WFC ACCUM WFC1 F814W 2 none none none 3 1218.0 S GRB060418 2 ACS/WFC ACCUM WFC1 F814W 3 none none none 4 1226.0 S GRB060418 2 ACS/WFC ACCUM WFC1 F814W 4 none none none 4 1226.0 S GRB060418 3 ACS/WFC ACCUM WFC1 F814W 1 none none none 5 1242.0 S GRB060418 3 ACS/WFC ACCUM WFC1 F814W 2 none none none 5 1242.0 S 10817( 6) - 07/18/06 13:46 - [ 14] Summary Form for Proposal 10817 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures WFC1 ------------------------------------------------------------------------------------------------------------------------------------ Configurations ACS/WFC ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters CR-SPLIT=NO GAIN=2 ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements PATTERN 1 1; POS TARG 0.247, 2.984; PATTERN 1 2; POS TARG 0.494, 5.968; PATTERN 2 3; ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F814W ------------------------------------------------------------------------------------------------------------------------------------ Target Names GRB060607 GRB050401 GRB051111 GRB050505 GRB060206 GRB050730 GRB050820 GRB050922C GRB060418 ------------------------------------------------------------------------------------------------------------------------------------