16401( 10) - 01-Jul-2021 20:30:57 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 16401 Version: 10 Check-in Time: 01-Jul-2021 20:30:57 STScI Edit Number: 2 Title WFC3 UVIS CTE Monitor (Star Cluster) ------------------------------------------------------------------------------------ Type Cycle CAL/WFC3 28 ------------------------------------------------------------------------------------ Investigators Contact? PI: Benjamin Kuhn Space Telescope Science Institute Y CoI: Varun Bajaj Space Telescope Science Institute Y CoI: Dr. Sylvia M. Baggett Space Telescope Science Institute Y CoI: Dr. Jay Anderson Space Telescope Science Institute Y ------------------------------------------------------------------------------------ Abstract This program is a recurring UVIS calibration monitor that will observe two stellar clusters (Omega Centauri, and 47 Tuc) to measure the flux loss of point sources as a function of detector row number due to degrading Charge Transfer Efficiency (CTE). Because CTE is known to fluctuate with characteristics such as source flux and background level, this program is designed to take short and long exposures, at various commanded post-flash levels with the F502N filter. We will compare the results from these new observations with previous external CTE calibration programs and update the aperture phometry-based CTE model. Furthermore, ACS has an external CTE calibration program that observes NGC-104 at various post-flash levels that can also be used for direct comparison. Lastly, these data will be used to help monitor/improve the empirical pixel-based CTE correction (FLC/DRC). ------------------------------------------------------------------------------------ Observations Description ------------------------ Using clusters to measure the UVIS CTE relies on image pairs that have a ~2000 pixel (~ 1 chip height) dither. Each field is first observed in UVIS2, and then dithered in the y-direction by a 81.6 arcsecond step (UVIS pixel scale ~ 0.04 arcsec/pixel), and then an identical exposure of the same field is taken in UVIS1. This allows a source that is near an amplifier in one chip (exposure) to be further from an amplifier in the other chip (exposure) enabling an absolute measure of the CTE. With varying field density, post flash, and exposure length, we build and maintain a CTE model based on many parameters. In the past, the external CTE monitor has observed globular cluster NGC-104 (47 Tuc), and open cluster NGC-6791. The sparseness of NGC-6791 compared to 47 Tuc was used to test the effects of self-shielding on CTE-induced flux losses. However, the CTE trending between the two targets has not shown a significant difference. Therefore, starting this cycle (28) we will swap out NGC-6791 for Omega Centauri. Switching to Omega Centauri will provide significantly more stars, particularly at the faint end, which will improve the CTE measurements. Each cluster will have long and short exposures taken. NGC-104 short exposures will have 0 and 12 e-/pixel post-flash and Omega Centauri will have 0 and 6 e-/pixel post-flash. The long exposure Omega Centauri images will be taken with 4, 8, 12, and 17 e-/pixel post-flash. NGC-104 long exposures will use a variety of post-flash levels: 0, 6, 12, 18, 24, 33, 55, 91, and 116 e-/pixel. All 16401( 10) - 01-Jul-2021 20:30:57 - [ 2] observations use the F502N filter. Because of the ~2000 pixel dither any warnings about the target being outside of the aperture can be ignored. Any warnings regarding post-flash may also be ignored since we're trying to simulate background levels with low/high commanded post-flashes. ------- Scheduling ------- The CTE long-term monitoring observations has normally been taken at two epochs each cycle, starting six months after the last. The first epoch is typically scheduled in January/February 2021, the second epoch in July/August 2021. However this cycle we will change the schedule to help improve and expedite the ongoing work of the pixel-based CTE correction. Rather than observe Omega Centauri and NGC-104 during Jan. - Feb. 2021 we will observe only Omega Centauri between 02 Nov. 2020 - 28 Feb. 2021. We no longer require that both pairs of Omega Centauri and 47 Tuc observations are taken within seven days from each other. Instead we will sample all of Omega Centauri before the end of January 2021 and follow the same "betweens" as previous cycles for the remaining 2 visits of NGC-104 (Jan. 1 2021 - Feb. 28 2021 & July. 1 2021 - August. 31 2021). We have set visit-level timing requirements accordingly. ------ Calibration Justification ------- These data will be used to determine the evolution of CTE with epoch, position on the detector, and flash-level (i.e. background). Varying the background levels via post-flash will allow us to monitor the effects of post-flash to mitigate CTE. Results will be compared to Cycles 17-27 CTE measurements for WFC3/UVIS CCDs. The analysis of the data will be used to continue calibrating a model of CTE-induced losses in both FLT and DRZ UVIS images, with a precision of better than 1% for stellar photometry and less than 5% for astrometric effects from CTE-induced source centroid shifts. Additionally, all exposures taken in this program will also be used to test and improve the pixel-basedUVIS CTE correction algorithm developed by J. Anderson. ------------------------------------------------------------------------------------ 16401( 10) - 01-Jul-2021 20:30:57 - [ 3] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC-104 STELLAR CLUSTER, RA=00H22M38.2500S +/- 0.1", J2000 V = 4.91 GLOBULAR CLUSTER DEC=-72D03'54.00" +/- 0.1" Reference Frame: ICRS Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2015.5 0.0015731412087106966 -0.001250000013897079 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 2 OMEGACEN STELLAR CLUSTER, RA=13H26M46.2800S +/- 0.1", J2000 V = 16.8 GLOBULAR CLUSTER DEC=-47D28'44.60" +/- 0.1" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 16401( 10) - 01-Jul-2021 20:30:57 - [ 4] Visit: 01 (Visit 01 - OMEGACEN (12 exposure)) Visit Requirements: BETWEEN 02-NOV-2020 AND 28-FEB-2021 On Hold Comments: Additional Comments: USE SAME GUIDE STAR THROUGHOUT VISIT. USE SAME ORIENTATION THROUGHOUT VISIT. 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 OMEGACEN WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO 1 90 S (90 S S) ------------------------------------------------------------------------------------------------------------------------------------ 2 OMEGACEN WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=4. 1 348 S (348 S S) ------------------------------------------------------------------------------------------------------------------------------------ 3 OMEGACEN WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=8. 1 348 S (348 S S) ------------------------------------------------------------------------------------------------------------------------------------ 4 OMEGACEN WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=12. 1 348 S (348 S S) ------------------------------------------------------------------------------------------------------------------------------------ 5 OMEGACEN WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=17. 1 348 S (348 S S) ------------------------------------------------------------------------------------------------------------------------------------ 6 OMEGACEN WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=6. 1 90 S (90 S S) ------------------------------------------------------------------------------------------------------------------------------------ 7 OMEGACEN WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=6. 1 90 S (90 POS TARG 0, 81.6 S S) ------------------------------------------------------------------------------------------------------------------------------------ 8 OMEGACEN WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=4. 1 348 S (348 POS TARG 0, 81.6 S S) ------------------------------------------------------------------------------------------------------------------------------------ 9 OMEGACEN WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=8. 1 348 S (348 POS TARG 0, 81.6 S S) ------------------------------------------------------------------------------------------------------------------------------------ 10 OMEGACEN WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=12. 1 348 S (348 POS TARG 0, 81.6 S S) ------------------------------------------------------------------------------------------------------------------------------------ 11 OMEGACEN WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=17 1 348 S (348 POS TARG 0, 81.6 S S) ------------------------------------------------------------------------------------------------------------------------------------ 12 OMEGACEN WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO 1 90 S (90 POS TARG 0, 81.6 S S) ------------------------------------------------------------------------------------------------------------------------------------ 16401( 10) - 01-Jul-2021 20:30:57 - [ 5] Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ OMEGACEN 1 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S OMEGACEN 2 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S OMEGACEN 3 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S OMEGACEN 4 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S OMEGACEN 5 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S OMEGACEN 6 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S OMEGACEN 7 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S OMEGACEN 8 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S OMEGACEN 9 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S OMEGACEN 10 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S OMEGACEN 11 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S OMEGACEN 12 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S 16401( 10) - 01-Jul-2021 20:30:57 - [ 6] Visit: 02 (Visit 02 - NGC 104 (22 exposure)) Visit Requirements: BETWEEN 07-JUL-2021:00:00:00 AND 13-SEP-2021:00:00:00 On Hold Comments: Additional Comments: USE SAME GUIDE STAR THROUGHOUT VISIT. USE SAME ORIENTATION THROUGHOUT VISIT. 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-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO 1 30 S (30 GS ACQ SCENARIO BASE1BE S S) ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO 1 348 S (348 S S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=6. 1 348 S (348 S S) ------------------------------------------------------------------------------------------------------------------------------------ 4 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=12. 1 348 S (348 POS TARG 0, 0 S S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=18 1 348 S (348 POS TARG 0, 0 S S) ------------------------------------------------------------------------------------------------------------------------------------ 6 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=24 1 348 S (348 POS TARG 0, 0 S S) ------------------------------------------------------------------------------------------------------------------------------------ 7 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASHCUR=LOW, 1 348 S (348 POS TARG 0, 0 S FLASHEXP=13. S) ------------------------------------------------------------------------------------------------------------------------------------ 8 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=12. 1 30 S (30 POS TARG 0, 0 S S) ------------------------------------------------------------------------------------------------------------------------------------ 9 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASHCUR=LOW, 1 348 S (348 S FLASHEXP=21.5 S) ------------------------------------------------------------------------------------------------------------------------------------ 10 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASHCUR=MEDIUM, 1 348 S (348 POS TARG 0, 0 S FLASHEXP=1.24 S) ------------------------------------------------------------------------------------------------------------------------------------ 11 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASHCUR=MEDIUM, 1 348 S (348 POS TARG 0, 0 S FLASHEXP=1.59 S) ------------------------------------------------------------------------------------------------------------------------------------ 12 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO 1 348 S (348 POS TARG 0, 81.6 S S) ------------------------------------------------------------------------------------------------------------------------------------ 13 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=6. 1 348 S (348 POS TARG 0, 81.6 S S) ------------------------------------------------------------------------------------------------------------------------------------ 14 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=12. 1 348 S (348 POS TARG 0, 81.6 S S) 16401( 10) - 01-Jul-2021 20:30:57 - [ 7] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ 15 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=12. 1 30 S (30 POS TARG 0, 81.6 S S) ------------------------------------------------------------------------------------------------------------------------------------ 16 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=18 1 348 S (348 POS TARG 0, 81.6 S S) ------------------------------------------------------------------------------------------------------------------------------------ 17 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=24 1 348 S (348 POS TARG 0, 81.6 S S) ------------------------------------------------------------------------------------------------------------------------------------ 18 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASHCUR=LOW, 1 348 S (348 POS TARG 0, 81.6 S FLASHEXP=13. S) ------------------------------------------------------------------------------------------------------------------------------------ 19 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASHCUR=LOW, 1 348 S (348 POS TARG 0, 81.6 S FLASHEXP=21.5 S) ------------------------------------------------------------------------------------------------------------------------------------ 20 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASHCUR=MEDIUM, 1 348 S (348 POS TARG 0, 81.6 S FLASHEXP=1.24 S) ------------------------------------------------------------------------------------------------------------------------------------ 21 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASHCUR=MEDIUM, 1 348 S (348 POS TARG 0, 81.6 S FLASHEXP=1.59 S) ------------------------------------------------------------------------------------------------------------------------------------ 22 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO 1 30 S (30 POS TARG 0, 81.6 S S) ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ NGC-104 1 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S NGC-104 2 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S NGC-104 3 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S NGC-104 4 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S NGC-104 5 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S NGC-104 6 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S NGC-104 7 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S NGC-104 8 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S 16401( 10) - 01-Jul-2021 20:30:57 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC-104 9 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S NGC-104 10 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S NGC-104 11 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S NGC-104 12 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S NGC-104 13 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S NGC-104 14 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S NGC-104 15 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S NGC-104 16 WFC3/UVI ACCUM UVIS F502N none none none none 3 N/A S NGC-104 17 WFC3/UVI ACCUM UVIS F502N none none none none 3 N/A S NGC-104 18 WFC3/UVI ACCUM UVIS F502N none none none none 3 N/A S NGC-104 19 WFC3/UVI ACCUM UVIS F502N none none none none 3 N/A S NGC-104 20 WFC3/UVI ACCUM UVIS F502N none none none none 3 N/A S NGC-104 21 WFC3/UVI ACCUM UVIS F502N none none none none 3 N/A S NGC-104 22 WFC3/UVI ACCUM UVIS F502N none none none none 3 N/A S 16401( 10) - 01-Jul-2021 20:30:57 - [ 9] Visit: 03 (Visit 03 - NGC 104 (22 exposure)) Visit Requirements: BETWEEN 04-DEC-2021:00:00:00 AND 16-DEC-2021:00:00:00 On Hold Comments: Additional Comments: USE SAME GUIDE STAR THROUGHOUT VISIT. USE SAME ORIENTATION THROUGHOUT VISIT. 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-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO 1 30 S (30 GS ACQ SCENARIO BASE1B3 S S) ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO 1 348 S (348 S S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=6. 1 348 S (348 S S) ------------------------------------------------------------------------------------------------------------------------------------ 4 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=12. 1 348 S (348 POS TARG 0, 0 S S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=18 1 348 S (348 POS TARG 0, 0 S S) ------------------------------------------------------------------------------------------------------------------------------------ 6 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=24 1 348 S (348 POS TARG 0, 0 S S) ------------------------------------------------------------------------------------------------------------------------------------ 7 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASHCUR=LOW, 1 348 S (348 POS TARG 0, 0 S FLASHEXP=13. S) ------------------------------------------------------------------------------------------------------------------------------------ 8 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=12. 1 30 S (30 POS TARG 0, 0 S S) ------------------------------------------------------------------------------------------------------------------------------------ 9 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASHCUR=LOW, 1 348 S (348 S FLASHEXP=21.5 S) ------------------------------------------------------------------------------------------------------------------------------------ 10 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASHCUR=MEDIUM, 1 348 S (348 POS TARG 0, 0 S FLASHEXP=1.24 S) ------------------------------------------------------------------------------------------------------------------------------------ 11 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASHCUR=MEDIUM, 1 348 S (348 POS TARG 0, 0 S FLASHEXP=1.59 S) ------------------------------------------------------------------------------------------------------------------------------------ 12 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO 1 348 S (348 POS TARG 0, 81.6 S S) ------------------------------------------------------------------------------------------------------------------------------------ 13 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=6. 1 348 S (348 POS TARG 0, 81.6 S S) ------------------------------------------------------------------------------------------------------------------------------------ 14 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=12. 1 348 S (348 POS TARG 0, 81.6 S S) 16401( 10) - 01-Jul-2021 20:30:57 - [ 10] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ 15 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=12. 1 30 S (30 POS TARG 0, 81.6 S S) ------------------------------------------------------------------------------------------------------------------------------------ 16 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=18 1 348 S (348 POS TARG 0, 81.6 S S) ------------------------------------------------------------------------------------------------------------------------------------ 17 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASH=24 1 348 S (348 POS TARG 0, 81.6 S S) ------------------------------------------------------------------------------------------------------------------------------------ 18 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASHCUR=LOW, 1 348 S (348 POS TARG 0, 81.6 S FLASHEXP=13. S) ------------------------------------------------------------------------------------------------------------------------------------ 19 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASHCUR=LOW, 1 348 S (348 POS TARG 0, 81.6 S FLASHEXP=21.5 S) ------------------------------------------------------------------------------------------------------------------------------------ 20 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASHCUR=MEDIUM, 1 348 S (348 POS TARG 0, 81.6 S FLASHEXP=1.24 S) ------------------------------------------------------------------------------------------------------------------------------------ 21 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO, FLASHCUR=MEDIUM, 1 348 S (348 POS TARG 0, 81.6 S FLASHEXP=1.59 S) ------------------------------------------------------------------------------------------------------------------------------------ 22 NGC-104 WFC3/UVI ACCUM UVIS F502N CR-SPLIT=NO 1 30 S (30 POS TARG 0, 81.6 S S) ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ NGC-104 1 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S NGC-104 2 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S NGC-104 3 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S NGC-104 4 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S NGC-104 5 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S NGC-104 6 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S NGC-104 7 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S NGC-104 8 WFC3/UVI ACCUM UVIS F502N none none none none 1 N/A S 16401( 10) - 01-Jul-2021 20:30:57 - [ 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-104 9 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S NGC-104 10 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S NGC-104 11 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S NGC-104 12 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S NGC-104 13 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S NGC-104 14 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S NGC-104 15 WFC3/UVI ACCUM UVIS F502N none none none none 2 N/A S NGC-104 16 WFC3/UVI ACCUM UVIS F502N none none none none 3 N/A S NGC-104 17 WFC3/UVI ACCUM UVIS F502N none none none none 3 N/A S NGC-104 18 WFC3/UVI ACCUM UVIS F502N none none none none 3 N/A S NGC-104 19 WFC3/UVI ACCUM UVIS F502N none none none none 3 N/A S NGC-104 20 WFC3/UVI ACCUM UVIS F502N none none none none 3 N/A S NGC-104 21 WFC3/UVI ACCUM UVIS F502N none none none none 3 N/A S NGC-104 22 WFC3/UVI ACCUM UVIS F502N none none none none 3 N/A S 16401( 10) - 01-Jul-2021 20:30:57 - [ 12] Summary Form for Proposal 16401 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures UVIS ------------------------------------------------------------------------------------------------------------------------------------ Configurations WFC3/UVIS ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters CR-SPLIT=NO, FLASH=12., FLASH=17, FLASH=17., FLASH=18, FLASH=24, FLASH=4., FLASH=6., FLASH=8., FLASHCUR=LOW, FLASHCUR=MEDIUM, FLASHEXP=1.24, FLASHEXP=1.59, FLASHEXP=13., FLASHEXP=21.5 ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements BETWEEN 02-NOV-2020 AND 28-FEB-2021, BETWEEN 04-DEC-2021:00:00:00 AND 16-DEC-2021:00:00:00, BETWEEN 07-JUL-2021:00:00:00 AND 13-SEP-2021:00:00:00, GS ACQ SCENARIO BASE1B3, GS ACQ SCENARIO BASE1BE, POS TARG 0, 0, POS TARG 0, 81.6 ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F502N ------------------------------------------------------------------------------------------------------------------------------------ Target Names NGC-104, OMEGACEN ------------------------------------------------------------------------------------------------------------------------------------