13683( 8) - 01-Oct-2015 10:51:22 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 13683 Version: 8 Check-in Time: 01-Oct-2015 10:51:22 STScI Edit Number: 4 Title The Stellar Origins of Supernovae ------------------------------------------------------------------------------------ Type Cycle GO 22 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Schuyler D. Van Dyk California Institute of Technology Y CoI: Prof. Alex V. Filippenko University of California - Berkeley N CoI: Dr. Ryan Foley University of Illinois at Urbana - N Champaign CoI: Dr. Saurabh W. Jha Rutgers the State University of New Jersey N CoI: Dr. Adam Miller Jet Propulsion Laboratory N CoI: Dr. Nathan Smith University of Arizona N ------------------------------------------------------------------------------------ Abstract Supernovae (SNe) have a profound effect on galaxies, and have been used as precise cosmological probes, resulting in the Nobel-distinguished discovery of the accelerating Universe. They are clearly very important events deserving of intense study. Yet, even with over 6300 IAU-designated SNe, we know relatively little about the stars which give rise to these powerful explosions. The main limitation has been the lack of spatial resolution in pre-SN imaging data. However, since 1999 our team has been at the vanguard of directly identifying SN progenitor stars in HST images. From this exciting line of study, the emerging trend from 9 detections for Type II-Plateau SNe is that their progenitors appear to be relatively low mass (8 to 20 Msun) red supergiants, although more cases are needed. Additionally, evidence is growing that the progenitors of Type II-narrow SNe may be related to luminous blue variables. However, the nature of the progenitors of Type Ib/c SNe, a subset of which are associated with the amazing gamma-ray bursts, remains ambiguous. Furthermore, we remain in the continually embarrassing situation that we still do not yet know which progenitor systems explode as Type Ia SNe, which are currently being used for precision cosmology. In Cycles 16, 17, and 20 we had great success with our approved ToO programs. As of this proposal deadline, we have had one trigger (SN 2014G) so far with our Cycle 21 program. We therefore propose to continue this project to determine the identities of the progenitors of 4 SNe within, generally, about 20 Mpc, which we expect to occur during Cycle 22, through ToO observations using WFC3/UVIS. ------------------------------------------------------------------------------------ Observations Description ------------------------ We plan for four ToO triggers during Cycle 22. If we detect one or more candidate stellar objects within a 1-sigma positional uncertainty in ACS, WFPC2, or WFC3 pre-supernova archival image(s), we will request a trigger to pinpoint the location of the SN in the pre-SN images and attempt to confirm the progenitor candidate. Our plan is to image with WFC3/UVIS, to provide the highest possible spatial resolution. Our strategy, generally, is to acquire several short-exposure dithered images in V (F555W, 10-s) or I (F814W, 30-s), for the 3 core-collapse visits (which will likely best match with the available 13683( 8) - 01-Oct-2015 10:51:22 - [ 2] archival image data), and in U (F336W, 20-s) or B (F438W, 20-s) for a putative, nearby (<10 Mpc) SN Ia visit, since these SNe will likely be too bright in redder bands, but fade more rapidly in the blue. We will be using the UVIS2 1Kx1K subarray near amplifier C. Since the exposures are quite short, we will also be using post-flash with 12 e- for each exposure, in order to mitigate against CTE losses. The initial Phase II observations are meant to be representative of a typical trigger. Each of the four possible ToOs has an initial placeholder position of RA(J2000)=0, Dec(J2000)=0. We will likely request triggers when the SN is still fairly bright, depending on its age at discovery, but limit this, generally, to m >14 mag. We therefore may alter exposure times and bands, depending on the expected brightness of a given SN when it is scheduled and depending on the bands of the pre-SN images available for the SN site in the HST archive. This may also result in changes in the dither strategy for a given visit. The ToOs are not intended to be high-impact, and will be requested to occur after 2 to 3 weeks from discovery, so there should be no disruption of normal scheduling. ------------------------------------------------------------------------------------ 13683( 8) - 01-Oct-2015 10:51:22 - [ 3] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 SNHUNT275 STAR, SUPERNOVA TYPE II RA=09H09M35.0900S, J2000 V = 15.5 +/- 1.0 DEC=+33D07'22.00" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 2 SN2010BT STAR, SUPERNOVA TYPE II RA=21H48M20.2800S +/- 0.5", J2000 V = 22.5 +/- 1.0 DEC=-34D57'17.70" +/- 0.5" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 3 PSNJ20372558 STAR, SUPERNOVA TYPE IB RA=20H37M25.5800S +/- 1.0", J2000 V = 15.5 +/- 1.0 +6607115 DEC=+66D07'11.50" +/- 1.0" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 4 SN2014DT STAR, SUPERNOVA TYPE IA RA=12H21M57.5300S +/- 0.23", J2000 V = 15 +/- 0.5 B=16+/-0.5 DEC=+04D28'18.70" +/- 0.23" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 13683( 8) - 01-Oct-2015 10:51:22 - [ 4] Patterns ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 1 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 ------------------------------------------------------------------------------------------------------------------------------------ 13683( 8) - 01-Oct-2015 10:51:22 - [ 5] Visit: 01 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 SNHUNT275 WFC3/UVI ACCUM UVIS2-C1K F555W FLASH=12 1 10 S (40 GS ACQ SCENARIO BASE1B3; S 1C-SUB S) PATTERN 1 1-6 ------------------------------------------------------------------------------------------------------------------------------------ 2 SNHUNT275 WFC3/UVI ACCUM UVIS2-C1K F555W FLASH=12 1 10 S (40 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 3 SNHUNT275 WFC3/UVI ACCUM UVIS2-C1K F555W FLASH=12 1 10 S (40 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 4 SNHUNT275 WFC3/UVI ACCUM UVIS2-C1K F555W FLASH=12 1 10 S (40 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 5 SNHUNT275 WFC3/UVI ACCUM UVIS2-C1K F555W FLASH=12 1 10 S (40 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 6 SNHUNT275 WFC3/UVI ACCUM UVIS2-C1K F555W FLASH=12 1 10 S (40 S 1C-SUB 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 | ------------------------------------------------------------------------------------------------------------------------------------ SNHUNT275 1 WFC3/UVI ACCUM UVIS2-C1 F555W 1 none none none 1 N/A S K1C-SUB SNHUNT275 1 WFC3/UVI ACCUM UVIS2-C1 F555W 2 none none none 1 N/A S K1C-SUB SNHUNT275 1 WFC3/UVI ACCUM UVIS2-C1 F555W 3 none none none 1 N/A S K1C-SUB SNHUNT275 1 WFC3/UVI ACCUM UVIS2-C1 F555W 4 none none none 1 N/A S K1C-SUB SNHUNT275 2 WFC3/UVI ACCUM UVIS2-C1 F555W 1 none none none 1 N/A S K1C-SUB SNHUNT275 2 WFC3/UVI ACCUM UVIS2-C1 F555W 2 none none none 1 N/A S K1C-SUB SNHUNT275 2 WFC3/UVI ACCUM UVIS2-C1 F555W 3 none none none 1 N/A S K1C-SUB SNHUNT275 2 WFC3/UVI ACCUM UVIS2-C1 F555W 4 none none none 1 N/A S K1C-SUB SNHUNT275 3 WFC3/UVI ACCUM UVIS2-C1 F555W 1 none none none 1 N/A S K1C-SUB 13683( 8) - 01-Oct-2015 10:51:22 - [ 6] 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 | ------------------------------------------------------------------------------------------------------------------------------------ SNHUNT275 3 WFC3/UVI ACCUM UVIS2-C1 F555W 2 none none none 1 N/A S K1C-SUB SNHUNT275 3 WFC3/UVI ACCUM UVIS2-C1 F555W 3 none none none 1 N/A S K1C-SUB SNHUNT275 3 WFC3/UVI ACCUM UVIS2-C1 F555W 4 none none none 1 N/A S K1C-SUB SNHUNT275 4 WFC3/UVI ACCUM UVIS2-C1 F555W 1 none none none 1 N/A S K1C-SUB SNHUNT275 4 WFC3/UVI ACCUM UVIS2-C1 F555W 2 none none none 1 N/A S K1C-SUB SNHUNT275 4 WFC3/UVI ACCUM UVIS2-C1 F555W 3 none none none 1 N/A S K1C-SUB SNHUNT275 4 WFC3/UVI ACCUM UVIS2-C1 F555W 4 none none none 1 N/A S K1C-SUB SNHUNT275 5 WFC3/UVI ACCUM UVIS2-C1 F555W 1 none none none 1 N/A S K1C-SUB SNHUNT275 5 WFC3/UVI ACCUM UVIS2-C1 F555W 2 none none none 1 N/A S K1C-SUB SNHUNT275 5 WFC3/UVI ACCUM UVIS2-C1 F555W 3 none none none 1 N/A S K1C-SUB SNHUNT275 5 WFC3/UVI ACCUM UVIS2-C1 F555W 4 none none none 1 N/A S K1C-SUB SNHUNT275 6 WFC3/UVI ACCUM UVIS2-C1 F555W 1 none none none 1 N/A S K1C-SUB SNHUNT275 6 WFC3/UVI ACCUM UVIS2-C1 F555W 2 none none none 1 N/A S K1C-SUB SNHUNT275 6 WFC3/UVI ACCUM UVIS2-C1 F555W 3 none none none 1 N/A S K1C-SUB SNHUNT275 6 WFC3/UVI ACCUM UVIS2-C1 F555W 4 none none none 1 N/A S K1C-SUB 13683( 8) - 01-Oct-2015 10:51:22 - [ 7] Visit: 02 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 SN2010BT WFC3/UVI ACCUM UVIS2-C1K F555W FLASH=12 1 25 S (100 PATTERN 1 1-6 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 2 SN2010BT WFC3/UVI ACCUM UVIS2-C1K F555W FLASH=12 1 25 S (100 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 3 SN2010BT WFC3/UVI ACCUM UVIS2-C1K F555W FLASH=12 1 25 S (100 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 4 SN2010BT WFC3/UVI ACCUM UVIS2-C1K F555W FLASH=12 1 25 S (100 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 5 SN2010BT WFC3/UVI ACCUM UVIS2-C1K F555W FLASH=12 1 25 S (100 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 6 SN2010BT WFC3/UVI ACCUM UVIS2-C1K F555W FLASH=12 1 25 S (100 S 1C-SUB 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 | ------------------------------------------------------------------------------------------------------------------------------------ SN2010BT 1 WFC3/UVI ACCUM UVIS2-C1 F555W 1 none none none 1 N/A S K1C-SUB SN2010BT 1 WFC3/UVI ACCUM UVIS2-C1 F555W 2 none none none 1 N/A S K1C-SUB SN2010BT 1 WFC3/UVI ACCUM UVIS2-C1 F555W 3 none none none 1 N/A S K1C-SUB SN2010BT 1 WFC3/UVI ACCUM UVIS2-C1 F555W 4 none none none 1 N/A S K1C-SUB SN2010BT 2 WFC3/UVI ACCUM UVIS2-C1 F555W 1 none none none 1 N/A S K1C-SUB SN2010BT 2 WFC3/UVI ACCUM UVIS2-C1 F555W 2 none none none 1 N/A S K1C-SUB SN2010BT 2 WFC3/UVI ACCUM UVIS2-C1 F555W 3 none none none 1 N/A S K1C-SUB SN2010BT 2 WFC3/UVI ACCUM UVIS2-C1 F555W 4 none none none 1 N/A S K1C-SUB SN2010BT 3 WFC3/UVI ACCUM UVIS2-C1 F555W 1 none none none 1 N/A S K1C-SUB 13683( 8) - 01-Oct-2015 10:51:22 - [ 8] 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 | ------------------------------------------------------------------------------------------------------------------------------------ SN2010BT 3 WFC3/UVI ACCUM UVIS2-C1 F555W 2 none none none 1 N/A S K1C-SUB SN2010BT 3 WFC3/UVI ACCUM UVIS2-C1 F555W 3 none none none 1 N/A S K1C-SUB SN2010BT 3 WFC3/UVI ACCUM UVIS2-C1 F555W 4 none none none 1 N/A S K1C-SUB SN2010BT 4 WFC3/UVI ACCUM UVIS2-C1 F555W 1 none none none 1 N/A S K1C-SUB SN2010BT 4 WFC3/UVI ACCUM UVIS2-C1 F555W 2 none none none 1 N/A S K1C-SUB SN2010BT 4 WFC3/UVI ACCUM UVIS2-C1 F555W 3 none none none 1 N/A S K1C-SUB SN2010BT 4 WFC3/UVI ACCUM UVIS2-C1 F555W 4 none none none 1 N/A S K1C-SUB SN2010BT 5 WFC3/UVI ACCUM UVIS2-C1 F555W 1 none none none 1 N/A S K1C-SUB SN2010BT 5 WFC3/UVI ACCUM UVIS2-C1 F555W 2 none none none 1 N/A S K1C-SUB SN2010BT 5 WFC3/UVI ACCUM UVIS2-C1 F555W 3 none none none 1 N/A S K1C-SUB SN2010BT 5 WFC3/UVI ACCUM UVIS2-C1 F555W 4 none none none 1 N/A S K1C-SUB SN2010BT 6 WFC3/UVI ACCUM UVIS2-C1 F555W 1 none none none 1 N/A S K1C-SUB SN2010BT 6 WFC3/UVI ACCUM UVIS2-C1 F555W 2 none none none 1 N/A S K1C-SUB SN2010BT 6 WFC3/UVI ACCUM UVIS2-C1 F555W 3 none none none 1 N/A S K1C-SUB SN2010BT 6 WFC3/UVI ACCUM UVIS2-C1 F555W 4 none none none 1 N/A S K1C-SUB 13683( 8) - 01-Oct-2015 10:51:22 - [ 9] Visit: 03 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 PSNJ2037255 WFC3/UVI ACCUM UVIS2-C1K F555W FLASH=12 1 10 S (40 PATTERN 1 1-6 8+6607115 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 2 PSNJ2037255 WFC3/UVI ACCUM UVIS2-C1K F555W FLASH=12 1 10 S (40 8+6607115 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 3 PSNJ2037255 WFC3/UVI ACCUM UVIS2-C1K F555W FLASH=12 1 10 S (40 8+6607115 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 4 PSNJ2037255 WFC3/UVI ACCUM UVIS2-C1K F555W FLASH=12 1 10 S (40 8+6607115 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 5 PSNJ2037255 WFC3/UVI ACCUM UVIS2-C1K F555W FLASH=12 1 10 S (40 8+6607115 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 6 PSNJ2037255 WFC3/UVI ACCUM UVIS2-C1K F555W FLASH=12 1 10 S (40 8+6607115 S 1C-SUB 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 | ------------------------------------------------------------------------------------------------------------------------------------ PSNJ20372558+660711 1 WFC3/UVI ACCUM UVIS2-C1 F555W 1 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 1 WFC3/UVI ACCUM UVIS2-C1 F555W 2 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 1 WFC3/UVI ACCUM UVIS2-C1 F555W 3 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 1 WFC3/UVI ACCUM UVIS2-C1 F555W 4 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 2 WFC3/UVI ACCUM UVIS2-C1 F555W 1 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 2 WFC3/UVI ACCUM UVIS2-C1 F555W 2 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 2 WFC3/UVI ACCUM UVIS2-C1 F555W 3 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 2 WFC3/UVI ACCUM UVIS2-C1 F555W 4 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 3 WFC3/UVI ACCUM UVIS2-C1 F555W 1 none none none 1 N/A 5 S K1C-SUB 13683( 8) - 01-Oct-2015 10:51:22 - [ 10] 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 | ------------------------------------------------------------------------------------------------------------------------------------ PSNJ20372558+660711 3 WFC3/UVI ACCUM UVIS2-C1 F555W 2 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 3 WFC3/UVI ACCUM UVIS2-C1 F555W 3 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 3 WFC3/UVI ACCUM UVIS2-C1 F555W 4 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 4 WFC3/UVI ACCUM UVIS2-C1 F555W 1 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 4 WFC3/UVI ACCUM UVIS2-C1 F555W 2 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 4 WFC3/UVI ACCUM UVIS2-C1 F555W 3 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 4 WFC3/UVI ACCUM UVIS2-C1 F555W 4 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 5 WFC3/UVI ACCUM UVIS2-C1 F555W 1 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 5 WFC3/UVI ACCUM UVIS2-C1 F555W 2 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 5 WFC3/UVI ACCUM UVIS2-C1 F555W 3 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 5 WFC3/UVI ACCUM UVIS2-C1 F555W 4 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 6 WFC3/UVI ACCUM UVIS2-C1 F555W 1 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 6 WFC3/UVI ACCUM UVIS2-C1 F555W 2 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 6 WFC3/UVI ACCUM UVIS2-C1 F555W 3 none none none 1 N/A 5 S K1C-SUB PSNJ20372558+660711 6 WFC3/UVI ACCUM UVIS2-C1 F555W 4 none none none 1 N/A 5 S K1C-SUB 13683( 8) - 01-Oct-2015 10:51:22 - [ 11] Visit: 04 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 SN2014DT WFC3/UVI ACCUM UVIS2-C1K F438W FLASH=12 1 20 S (80 PATTERN 1 1-5 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 2 SN2014DT WFC3/UVI ACCUM UVIS2-C1K F438W FLASH=12 1 20 S (80 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 3 SN2014DT WFC3/UVI ACCUM UVIS2-C1K F438W FLASH=12 1 20 S (80 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 4 SN2014DT WFC3/UVI ACCUM UVIS2-C1K F438W FLASH=12 1 20 S (80 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 5 SN2014DT WFC3/UVI ACCUM UVIS2-C1K F438W FLASH=12 1 20 S (80 S 1C-SUB 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 | ------------------------------------------------------------------------------------------------------------------------------------ SN2014DT 1 WFC3/UVI ACCUM UVIS2-C1 F438W 1 none none none 1 N/A S K1C-SUB SN2014DT 1 WFC3/UVI ACCUM UVIS2-C1 F438W 2 none none none 1 N/A S K1C-SUB SN2014DT 1 WFC3/UVI ACCUM UVIS2-C1 F438W 3 none none none 1 N/A S K1C-SUB SN2014DT 1 WFC3/UVI ACCUM UVIS2-C1 F438W 4 none none none 1 N/A S K1C-SUB SN2014DT 2 WFC3/UVI ACCUM UVIS2-C1 F438W 1 none none none 1 N/A S K1C-SUB SN2014DT 2 WFC3/UVI ACCUM UVIS2-C1 F438W 2 none none none 1 N/A S K1C-SUB SN2014DT 2 WFC3/UVI ACCUM UVIS2-C1 F438W 3 none none none 1 N/A S K1C-SUB SN2014DT 2 WFC3/UVI ACCUM UVIS2-C1 F438W 4 none none none 1 N/A S K1C-SUB SN2014DT 3 WFC3/UVI ACCUM UVIS2-C1 F438W 1 none none none 1 N/A S K1C-SUB SN2014DT 3 WFC3/UVI ACCUM UVIS2-C1 F438W 2 none none none 1 N/A S K1C-SUB 13683( 8) - 01-Oct-2015 10:51:22 - [ 12] 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 | ------------------------------------------------------------------------------------------------------------------------------------ SN2014DT 3 WFC3/UVI ACCUM UVIS2-C1 F438W 3 none none none 1 N/A S K1C-SUB SN2014DT 3 WFC3/UVI ACCUM UVIS2-C1 F438W 4 none none none 1 N/A S K1C-SUB SN2014DT 4 WFC3/UVI ACCUM UVIS2-C1 F438W 1 none none none 1 N/A S K1C-SUB SN2014DT 4 WFC3/UVI ACCUM UVIS2-C1 F438W 2 none none none 1 N/A S K1C-SUB SN2014DT 4 WFC3/UVI ACCUM UVIS2-C1 F438W 3 none none none 1 N/A S K1C-SUB SN2014DT 4 WFC3/UVI ACCUM UVIS2-C1 F438W 4 none none none 1 N/A S K1C-SUB SN2014DT 5 WFC3/UVI ACCUM UVIS2-C1 F438W 1 none none none 1 N/A S K1C-SUB SN2014DT 5 WFC3/UVI ACCUM UVIS2-C1 F438W 2 none none none 1 N/A S K1C-SUB SN2014DT 5 WFC3/UVI ACCUM UVIS2-C1 F438W 3 none none none 1 N/A S K1C-SUB SN2014DT 5 WFC3/UVI ACCUM UVIS2-C1 F438W 4 none none none 1 N/A S K1C-SUB 13683( 8) - 01-Oct-2015 10:51:22 - [ 13] Summary Form for Proposal 13683 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures UVIS2-C1K1C-SUB ------------------------------------------------------------------------------------------------------------------------------------ Configurations WFC3/UVIS ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters FLASH=12 ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements GS ACQ SCENARIO BASE1B3, PATTERN 1 1-5, PATTERN 1 1-6 ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F438W, F555W ------------------------------------------------------------------------------------------------------------------------------------ Target Names PSNJ20372558+6607115, SN2010BT, SN2014DT, SNHUNT275 ------------------------------------------------------------------------------------------------------------------------------------