13727( 7) - 01-Aug-2014 19:03:17 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 13727 Version: 7 Check-in Time: 01-Aug-2014 19:03:17 STScI Edit Number: 6 Title Which Stars Go BOOM? ------------------------------------------------------------------------------------ Type Cycle GO 22 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Jason S. Kalirai Space Telescope Science Institute Y CoI: Dr. Brad M. Hansen University of California - Los Angeles N CoI: Dr. Harvey B. Richer University of British Columbia N CoI: Dr. Pier-Emmanuel Tremblay Space Telescope Science Institute N CoI: Dr. Jeffrey Cummings The Johns Hopkins University N CoI: Dr. Benjamin F. Williams University of Washington N CoI: Dr. Jeremy Heyl University of British Columbia N CoI: Dr. Claus Leitherer Space Telescope Science Institute N CoI: Dr. Paul Goudfrooij Space Telescope Science Institute N CoI: Dr. Elena Sabbi Space Telescope Science Institute N CoI: Prof. Nino Panagia Space Telescope Science Institute N CoI: Dr. Harry C. Ferguson Space Telescope Science Institute N CoI: Dr. Matteo Correnti Space Telescope Science Institute N CoI: Dr. Molly Peeples Space Telescope Science Institute N ------------------------------------------------------------------------------------ Abstract Intermediate mass stars with M = 6 to 10 Msun will end their lives by either losing mass quiescently and forming massive white dwarfs or by exploding as core collapse type II supernovae. The critical mass separating these two stellar evolution channels is not only a fundamental threshold of stellar astrophysics, but is a crucial ingredient to generate reliable galaxy evolution simulations. Given the steepness of the stellar IMF, small changes in the critical mass directly affects chemical evolution scenarios, energetics, and feedback relations. Although most astronomers reference the critical mass at M = 8 Msun, there is a lack of robust theoretical or observational confirmation of this number. We propose to measure the critical mass directly by verifying the end products of stellar evolution in four rich, young, co-eval stellar populations. With ages of 25 to 60 Myr and total stellar masses >10, 000 Msun, the Magellanic Cloud globular clusters NGC 1818, NGC 330, NGC 1805, and NGC 2164 have present-day main-sequence turnoff masses of M = 6.2, 7.2, 8.5, and 9.8 Msun, respectively. Existing photometry verifies that each cluster has a rich upper main sequence of massive stars, and therefore would have formed dozen(s) of stars above the present day turnoff. If those stars did not explode as core collapse supernovae, they will populate a clear blue white dwarf cooling sequence. Our experiment uses the full power, wavelength coverage, and resolution of HST/WFC3 to detect these cooling sequences in high-precision, UV-sensitive color-magnitude diagrams. ------------------------------------------------------------------------------------ Observations Description ------------------------ Targeting 3 globular clusters in the LMC and 1 in the SMC in WFC3/UV filters to 13727( 7) - 01-Aug-2014 19:03:17 - [ 2] get deep UV CMDs and find their cooling white dwarfs. Each cluster is contained in one visit with 3 orbits, with a series of F225W and F336W observations. Short exposures are added at the start and end of different orbits to mitigate saturation of bright sources. All exposures (except for shorts) are dithered and offset from the center to avoid the chip gap and to put the bulk of the cluster population on UVIS2 (cleaner flat field pattern). Post flash has been added to ensure 10-12 e- in each exposure to mitigate CTE. ------------------------------------------------------------------------------------ 13727( 7) - 01-Aug-2014 19:03:17 - [ 3] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC-2164 STELLAR CLUSTER, RA=05H58M55.8000S, J2000 V = 10.2 GLOBULAR CLUSTER DEC=-68D30'59.00" Reference Frame: Other: SIMBAD Comments: This object was generated by the targetselector and retrieved from the SIMBAD database. ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-1805 STELLAR CLUSTER, RA=05H02M21.4600S, J2000 V = 10.2 GLOBULAR CLUSTER DEC=-66D06'44.00" Reference Frame: Other: SIMBAD Comments: This object was generated by the targetselector and retrieved from the SIMBAD database. ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC-330 STELLAR CLUSTER, RA=00H56M18.5400S, J2000 V = 9.1 GLOBULAR CLUSTER DEC=-72D27'52.20" Reference Frame: Other: SIMBAD Comments: This object was generated by the targetselector and retrieved from the SIMBAD database. ------------------------------------------------------------------------------------------------------------------------------------ 4 NGC-1818 STELLAR CLUSTER, RA=05H04M13.8000S, J2000 V = 8.7 GLOBULAR CLUSTER DEC=-66D26'2.00" Reference Frame: Other: SIMBAD Comments: This object was generated by the targetselector and retrieved from the SIMBAD database. ------------------------------------------------------------------------------------------------------------------------------------ 13727( 7) - 01-Aug-2014 19:03:17 - [ 4] 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 NGC-2164 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=12, CR-SPLIT=NO 1 10 S (10 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-2164 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 938 S (938 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC-2164 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 938 S (938 POS TARG 0.158, -15.070 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 4 NGC-2164 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 938 S (938 POS TARG 0.099, -15.165 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC-2164 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=12, CR-SPLIT=NO 1 100 S (100 POS TARG 0.099, -15.165 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 6 NGC-2164 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 938 S (938 POS TARG -0.060, -16.298 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 7 NGC-2164 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 938 S (938 POS TARG -0.120, -16.358 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 8 NGC-2164 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=5, CR-SPLIT=NO 1 790 S (790 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 9 NGC-2164 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=10, CR-SPLIT=NO 1 10 S (10 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 10 NGC-2164 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=10, CR-SPLIT=NO 1 100 S (100 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 11 NGC-2164 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=4, CR-SPLIT=NO 1 947 S (947 POS TARG 0.158, -15.070 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 12 NGC-2164 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=4, CR-SPLIT=NO 1 947 S (947 POS TARG 0.099, -16.368 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 13 NGC-2164 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=4, CR-SPLIT=NO 1 947 S (947 POS TARG -0.060, -16.290 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 13727( 7) - 01-Aug-2014 19:03:17 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC-2164 1 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 1 N/A S TER NGC-2164 2 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 1 N/A S TER NGC-2164 3 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 1 N/A S TER NGC-2164 4 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 1 N/A S TER NGC-2164 5 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 2 N/A S TER NGC-2164 6 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 2 N/A S TER NGC-2164 7 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 2 N/A S TER NGC-2164 8 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 2 N/A S TER NGC-2164 9 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 2 N/A S TER NGC-2164 10 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 3 N/A S TER NGC-2164 11 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 3 N/A S TER NGC-2164 12 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 3 N/A S TER NGC-2164 13 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 3 N/A S TER 13727( 7) - 01-Aug-2014 19:03:17 - [ 6] 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 NGC-1805 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=12, CR-SPLIT=NO 1 10 S (10 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-1805 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 938 S (938 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC-1805 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 938 S (938 POS TARG 0.158, -15.070 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 4 NGC-1805 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 938 S (938 POS TARG 0.099, -15.165 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC-1805 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=12, CR-SPLIT=NO 1 100 S (100 POS TARG 0.099, -15.165 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 6 NGC-1805 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 938 S (938 POS TARG -0.060, -16.298 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 7 NGC-1805 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 938 S (938 POS TARG -0.120, -16.358 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 8 NGC-1805 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=5, CR-SPLIT=NO 1 790 S (790 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 9 NGC-1805 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=10, CR-SPLIT=NO 1 10 S (10 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 10 NGC-1805 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=10, CR-SPLIT=NO 1 100 S (100 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 11 NGC-1805 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=4, CR-SPLIT=NO 1 947 S (947 POS TARG 0.158, -15.070 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 12 NGC-1805 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=4, CR-SPLIT=NO 1 947 S (947 POS TARG 0.099, -16.368 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 13 NGC-1805 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=4, CR-SPLIT=NO 1 947 S (947 POS TARG -0.060, -16.290 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 13727( 7) - 01-Aug-2014 19:03:17 - [ 7] 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-1805 1 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 1 N/A S TER NGC-1805 2 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 1 N/A S TER NGC-1805 3 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 1 N/A S TER NGC-1805 4 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 1 N/A S TER NGC-1805 5 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 2 N/A S TER NGC-1805 6 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 2 N/A S TER NGC-1805 7 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 2 N/A S TER NGC-1805 8 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 2 N/A S TER NGC-1805 9 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 2 N/A S TER NGC-1805 10 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 3 N/A S TER NGC-1805 11 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 3 N/A S TER NGC-1805 12 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 3 N/A S TER NGC-1805 13 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 3 N/A S TER 13727( 7) - 01-Aug-2014 19:03:17 - [ 8] 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 NGC-330 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=12, CR-SPLIT=NO 1 10 S (10 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-330 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 950 S (950 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC-330 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 950 S (950 POS TARG 0.158, -15.070 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 4 NGC-330 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 950 S (950 POS TARG 0.099, -15.165 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC-330 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=12, CR-SPLIT=NO 1 100 S (100 POS TARG 0.099, -15.165 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 6 NGC-330 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 950 S (950 POS TARG -0.060, -16.298 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 7 NGC-330 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 950 S (950 POS TARG -0.120, -16.358 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 8 NGC-330 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=5, CR-SPLIT=NO 1 805 S (805 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 9 NGC-330 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=10, CR-SPLIT=NO 1 10 S (10 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 10 NGC-330 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=10, CR-SPLIT=NO 1 100 S (100 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 11 NGC-330 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=4, CR-SPLIT=NO 1 960 S (960 POS TARG 0.158, -15.070 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 12 NGC-330 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=4, CR-SPLIT=NO 1 960 S (960 POS TARG 0.099, -16.368 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 13 NGC-330 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=4, CR-SPLIT=NO 1 960 S (960 POS TARG -0.060, -16.290 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 13727( 7) - 01-Aug-2014 19:03:17 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ 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-330 1 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 1 N/A S TER NGC-330 2 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 1 N/A S TER NGC-330 3 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 1 N/A S TER NGC-330 4 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 1 N/A S TER NGC-330 5 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 2 N/A S TER NGC-330 6 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 2 N/A S TER NGC-330 7 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 2 N/A S TER NGC-330 8 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 2 N/A S TER NGC-330 9 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 2 N/A S TER NGC-330 10 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 3 N/A S TER NGC-330 11 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 3 N/A S TER NGC-330 12 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 3 N/A S TER NGC-330 13 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 3 N/A S TER 13727( 7) - 01-Aug-2014 19:03:17 - [ 10] 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 NGC-1818 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=12, CR-SPLIT=NO 1 10 S (10 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-1818 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 938 S (938 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC-1818 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 938 S (938 POS TARG 0.158, -15.070 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 4 NGC-1818 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 938 S (938 POS TARG 0.099, -15.165 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC-1818 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=12, CR-SPLIT=NO 1 100 S (100 POS TARG 0.099, -15.165 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 6 NGC-1818 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 938 S (938 POS TARG -0.060, -16.298 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 7 NGC-1818 WFC3/UVI ACCUM UVIS-CENT F225W FLASH=8, CR-SPLIT=NO 1 938 S (938 POS TARG -0.120, -16.358 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 8 NGC-1818 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=5, CR-SPLIT=NO 1 790 S (790 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 9 NGC-1818 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=10, CR-SPLIT=NO 1 10 S (10 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 10 NGC-1818 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=10, CR-SPLIT=NO 1 100 S (100 POS TARG 0, -15 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 11 NGC-1818 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=4, CR-SPLIT=NO 1 947 S (947 POS TARG 0.158, -15.070 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 12 NGC-1818 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=4, CR-SPLIT=NO 1 947 S (947 POS TARG 0.099, -16.368 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 13 NGC-1818 WFC3/UVI ACCUM UVIS-CENT F336W FLASH=4, CR-SPLIT=NO 1 947 S (947 POS TARG -0.060, -16.290 S ER S) ------------------------------------------------------------------------------------------------------------------------------------ 13727( 7) - 01-Aug-2014 19:03:17 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ 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-1818 1 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 1 N/A S TER NGC-1818 2 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 1 N/A S TER NGC-1818 3 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 1 N/A S TER NGC-1818 4 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 1 N/A S TER NGC-1818 5 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 2 N/A S TER NGC-1818 6 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 2 N/A S TER NGC-1818 7 WFC3/UVI ACCUM UVIS-CEN F225W none none none none 2 N/A S TER NGC-1818 8 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 2 N/A S TER NGC-1818 9 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 2 N/A S TER NGC-1818 10 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 3 N/A S TER NGC-1818 11 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 3 N/A S TER NGC-1818 12 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 3 N/A S TER NGC-1818 13 WFC3/UVI ACCUM UVIS-CEN F336W none none none none 3 N/A S TER 13727( 7) - 01-Aug-2014 19:03:17 - [ 12] Summary Form for Proposal 13727 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures UVIS-CENTER ------------------------------------------------------------------------------------------------------------------------------------ Configurations WFC3/UVIS ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters CR-SPLIT=NO, FLASH=10, FLASH=12, FLASH=4, FLASH=5, FLASH=8 ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements POS TARG -0.060, -16.290, POS TARG -0.060, -16.298, POS TARG -0.120, -16.358, POS TARG 0, -15, POS TARG 0.099, -15.165, POS TARG 0.099, -16.368, POS TARG 0.158, -15.070 ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F225W, F336W ------------------------------------------------------------------------------------------------------------------------------------ Target Names NGC-1805, NGC-1818, NGC-2164, NGC-330 ------------------------------------------------------------------------------------------------------------------------------------