14175( 2) - 05-Jan-2016 18:00:03 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 14175 Version: 2 Check-in Time: 05-Jan-2016 18:00:03 STScI Edit Number: 0 Title Resolving the Nature of the Stellar Halo of the Sombrero, the Nearest Giant Early-Type Spiral Galaxy ------------------------------------------------------------------------------------ Type Cycle GO 23 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Paul Goudfrooij Space Telescope Science Institute Y CoI: Dr. Rupali Chandar University of Toledo N CoI: Dr. Oleg Y. Gnedin University of Michigan N CoI: Dr. William E. Harris McMaster University N CoI: Dr. Dimitri Gadotti European Southern Observatory - Chile N CoI: Dr. Thomas H. Puzia Pontificia Universidad Catolica de Chile N CoI: Dr. Ruben Sanchez-Janssen NRC Herzberg Institute of Astrophysics N CoI: Mr. Matthew A. Taylor Pontificia Universidad Catolica de Chile N CoI: Dr. Matteo Correnti Space Telescope Science Institute N ------------------------------------------------------------------------------------ Abstract Early-type spiral galaxies lie at the apex of the Hubble sequence of galaxies between spirals and ellipticals, and likely play a key role in the morphological and dynamical evolution of galaxies. At a distance of 9 Mpc, the Sombrero (NGC 4594) is the nearest giant early-type spiral galaxy. As such, it is a keystone object for understanding the evolution and early star formation history of such galaxies. Metallicity distribution functions (MDFs) of galaxy halos place important constraints on the hierarchical formation and assembly histories of galaxies. We therefore propose to obtain deep V- and I-band imaging of halo fields in the Sombrero galaxy using WFC3 and ACS in parallel to determine MDFs of individual red giant stars, extending in radius from the outer bulge to the limits of the halo. These data will enable us to address fundamental questions regarding early-type spiral galaxy assembly such as: At what galactocentric radius does the metal-poor field star component start dominating the metal-rich one? How do the radial distributions of metal-poor and metal-rich globular cluster subpopulations compare with those of the halo field stars at the same metallicities? What is the number of massive globular clusters per unit field star for populations of different metallicity? Is there a stellar metallicity gradient in the halo? This is the first such study for any early-type spiral galaxy, and it will provide a new window on the early star formation history of such galaxies, providing unique constraints on the hierarchical assembly scenario. ------------------------------------------------------------------------------------ Observations Description ------------------------ The goal is to measure the metallicity distribution function of RGB stars in the Sombrero galaxy in two fields along the minor axis of its spheroid (bulge), using WFC3/UVIS and ACS/WFC in parallel. Metallicities will be derived from F606W and F814W images. Exposure times were calculated to yield the following at the distance of the Sombrero galaxy: (1) a SNR of 10 for the V-I color at 1 mag beyond the tip of the RGB, and (2) a 5-sigma detection of RGB stars with [Z/H] = -0.2 at the tip of the RGB. We constructed 6 visits of 3 HST orbits 14175( 2) - 05-Jan-2016 18:00:03 - [ 2] each plus one 1-orbit visit. All visits should be performed at the same roll angle, which is chosen to sample a wide range of galactocentric radii with the two cameras. Dithering is performed with several dither points for each filter. ------------------------------------------------------------------------------------ 14175( 2) - 05-Jan-2016 18:00:03 - [ 3] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC4594-DEEP GALAXY, HALO, SPIRAL RA=12H39M56.6893S +/- 0.1", J2000 V = 9.0 17 DEC=-11D31'48.34" +/- 0.1" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 14175( 2) - 05-Jan-2016 18:00:03 - [ 4] Patterns ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 2 Primary_Pattern Secondary_Pattern Pattern_Type WFC3-UVIS-DITHER-LINE-3PT Pattern_Purpose DITHER Number_Of_Points 3 Point_Spacing 0.308891 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 46.83994 Angle_Between_Sides Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 3 Primary_Pattern Secondary_Pattern Pattern_Type BOX Pattern_Purpose DITHER Number_Of_Points 4 Point_Spacing 0.4461326 Line_Spacing 0.2718163 Coordinate_Frame POS-TARG Pattern_Orient 27.3674389 Angle_Between_Sides 79.5438757 Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ 14175( 2) - 05-Jan-2016 18:00:03 - [ 5] Visit: 01 Visit Requirements: SCHED 30%; ORIENT 105D TO 120 D On Hold Comments: Additional Comments: Visit of 3 orbits so as to enhance scheduling flexibility - 1st orbit 3x700 + 310 s, orbit 2 & 3 are 2*1390 s. Using 4-pt dither pattern that works for both WFC3/UVIS and ACS/WFC 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 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F606W 1 310 S (310 POS TARG 0.18, -0.18; P17 S ER S) PAR 2 WITH 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 ANY ACS/WFC ACCUM WFCENTER F606W 1 250 S (250 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F606W 1 700 S PATTERN 2 3-4; PAR 4 P17 S ER (2100 S) WITH 3 ------------------------------------------------------------------------------------------------------------------------------------ 4 ANY ACS/WFC ACCUM WFCENTER F606W 1 600 S (1800 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F814W 1 1390 S PATTERN 3 5-6; PAR 6 P17 S ER (5560 S) WITH 5 ------------------------------------------------------------------------------------------------------------------------------------ 6 ANY ACS/WFC ACCUM WFCENTER F814W 1 1315 S (5260 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC4594-DEEP17 1 WFC3/UVI ACCUM UVIS-CEN F606W none none none none 1 N/A S TER ANY 2 ACS/WFC ACCUM WFCENTER F606W none none none none 1 N/A NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F606W 1 none none none 1 N/A S TER NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F606W 2 none none none 1 N/A S TER NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F606W 3 none none none 1 N/A S TER ANY 4 ACS/WFC ACCUM WFCENTER F606W 1 none none none 1 N/A ANY 4 ACS/WFC ACCUM WFCENTER F606W 2 none none none 1 N/A ANY 4 ACS/WFC ACCUM WFCENTER F606W 3 none none none 1 N/A NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F814W 1 none none none 2 N/A S TER NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F814W 2 none none none 2 N/A S TER 14175( 2) - 05-Jan-2016 18:00:03 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F814W 3 none none none 3 N/A S TER NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F814W 4 none none none 3 N/A S TER ANY 6 ACS/WFC ACCUM WFCENTER F814W 1 none none none 2 N/A ANY 6 ACS/WFC ACCUM WFCENTER F814W 2 none none none 2 N/A ANY 6 ACS/WFC ACCUM WFCENTER F814W 3 none none none 3 N/A ANY 6 ACS/WFC ACCUM WFCENTER F814W 4 none none none 3 N/A 14175( 2) - 05-Jan-2016 18:00:03 - [ 7] Visit: 02 Visit Requirements: SCHED 30%; SAME ORIENT AS 01 On Hold Comments: Additional Comments: Visit of 3 orbits so as to enhance scheduling flexibility - 1st orbit 3x700 + 310 s, Using 4-pt dither pattern that works for both WFC3/UVIS and ACS/WFC 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 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F606W 1 310 S (310 POS TARG 0.18, -0.18; P17 S ER S) PAR 2 WITH 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 ANY ACS/WFC ACCUM WFCENTER F606W 1 250 S (250 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F606W 1 700 S PATTERN 2 3-4; PAR 4 P17 S ER (2100 S) WITH 3 ------------------------------------------------------------------------------------------------------------------------------------ 4 ANY ACS/WFC ACCUM WFCENTER F606W 1 600 S (1800 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC4594-DEEP17 1 WFC3/UVI ACCUM UVIS-CEN F606W none none none none 1 N/A S TER ANY 2 ACS/WFC ACCUM WFCENTER F606W none none none none 1 N/A NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F606W 1 none none none 1 N/A S TER NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F606W 2 none none none 1 N/A S TER NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F606W 3 none none none 1 N/A S TER ANY 4 ACS/WFC ACCUM WFCENTER F606W 1 none none none 1 N/A ANY 4 ACS/WFC ACCUM WFCENTER F606W 2 none none none 1 N/A ANY 4 ACS/WFC ACCUM WFCENTER F606W 3 none none none 1 N/A 14175( 2) - 05-Jan-2016 18:00:03 - [ 8] Visit: 03 Visit Requirements: SCHED 30%; SAME ORIENT AS 01 On Hold Comments: Additional Comments: Visit of 3 orbits so as to enhance scheduling flexibility - 1st orbit 3x700 + 310 s, orbit 2 & 3 are 2*1400 s. Using 4-pt dither pattern that works for both WFC3/UVIS and ACS/WFC. 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 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F606W 1 310 S (310 POS TARG 0.18, -0.18; P17 S ER S) PAR 2 WITH 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 ANY ACS/WFC ACCUM WFCENTER F606W 1 250 S (250 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F606W 1 700 S PATTERN 2 3-4; PAR 4 P17 S ER (2100 S) WITH 3 ------------------------------------------------------------------------------------------------------------------------------------ 4 ANY ACS/WFC ACCUM WFCENTER F606W 1 600 S (1800 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F606W 1 1400 S PATTERN 3 5-6; PAR 6 P17 S ER (5600 S) WITH 5 ------------------------------------------------------------------------------------------------------------------------------------ 6 ANY ACS/WFC ACCUM WFCENTER F606W 1 1325 S (5300 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC4594-DEEP17 1 WFC3/UVI ACCUM UVIS-CEN F606W none none none none 1 N/A S TER ANY 2 ACS/WFC ACCUM WFCENTER F606W none none none none 1 N/A NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F606W 1 none none none 1 N/A S TER NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F606W 2 none none none 1 N/A S TER NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F606W 3 none none none 1 N/A S TER ANY 4 ACS/WFC ACCUM WFCENTER F606W 1 none none none 1 N/A ANY 4 ACS/WFC ACCUM WFCENTER F606W 2 none none none 1 N/A ANY 4 ACS/WFC ACCUM WFCENTER F606W 3 none none none 1 N/A NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F606W 1 none none none 2 N/A S TER NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F606W 2 none none none 2 N/A S TER 14175( 2) - 05-Jan-2016 18:00:03 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F606W 3 none none none 3 N/A S TER NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F606W 4 none none none 3 N/A S TER ANY 6 ACS/WFC ACCUM WFCENTER F606W 1 none none none 2 N/A ANY 6 ACS/WFC ACCUM WFCENTER F606W 2 none none none 2 N/A ANY 6 ACS/WFC ACCUM WFCENTER F606W 3 none none none 3 N/A ANY 6 ACS/WFC ACCUM WFCENTER F606W 4 none none none 3 N/A 14175( 2) - 05-Jan-2016 18:00:03 - [ 10] Visit: 04 Visit Requirements: SCHED 30%; SAME ORIENT AS 01 On Hold Comments: Additional Comments: Visit of 3 orbits so as to enhance scheduling flexibility - 1st orbit 3x700 + 310 s, orbit 2 & 3 are 2*1400 s. Using 4-pt dither pattern that works for both WFC3/UVIS and ACS/WFC. 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 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F606W 1 310 S (310 POS TARG 0.18, -0.18; P17 S ER S) PAR 2 WITH 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 ANY ACS/WFC ACCUM WFCENTER F606W 1 250 S (250 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F606W 1 700 S PATTERN 2 3-4; PAR 4 P17 S ER (2100 S) WITH 3 ------------------------------------------------------------------------------------------------------------------------------------ 4 ANY ACS/WFC ACCUM WFCENTER F606W 1 600 S (1800 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F606W 1 1400 S PATTERN 3 5-6; PAR 6 P17 S ER (5600 S) WITH 5 ------------------------------------------------------------------------------------------------------------------------------------ 6 ANY ACS/WFC ACCUM WFCENTER F606W 1 1325 S (5300 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC4594-DEEP17 1 WFC3/UVI ACCUM UVIS-CEN F606W none none none none 1 N/A S TER ANY 2 ACS/WFC ACCUM WFCENTER F606W none none none none 1 N/A NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F606W 1 none none none 1 N/A S TER NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F606W 2 none none none 1 N/A S TER NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F606W 3 none none none 1 N/A S TER ANY 4 ACS/WFC ACCUM WFCENTER F606W 1 none none none 1 N/A ANY 4 ACS/WFC ACCUM WFCENTER F606W 2 none none none 1 N/A ANY 4 ACS/WFC ACCUM WFCENTER F606W 3 none none none 1 N/A NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F606W 1 none none none 2 N/A S TER NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F606W 2 none none none 2 N/A S TER 14175( 2) - 05-Jan-2016 18:00:03 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F606W 3 none none none 3 N/A S TER NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F606W 4 none none none 3 N/A S TER ANY 6 ACS/WFC ACCUM WFCENTER F606W 1 none none none 2 N/A ANY 6 ACS/WFC ACCUM WFCENTER F606W 2 none none none 2 N/A ANY 6 ACS/WFC ACCUM WFCENTER F606W 3 none none none 3 N/A ANY 6 ACS/WFC ACCUM WFCENTER F606W 4 none none none 3 N/A 14175( 2) - 05-Jan-2016 18:00:03 - [ 12] Visit: 05 Visit Requirements: SCHED 30%; SAME ORIENT AS 01 On Hold Comments: Additional Comments: Visit of 3 orbits so as to enhance scheduling flexibility - 1st orbit 3x700 + 310 s, orbit 2 & 3 are 2*1400 s. Using 4-pt dither pattern that works for both WFC3/UVIS and ACS/WFC. 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 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F606W 1 310 S (310 POS TARG 0.18, -0.18; P17 S ER S) PAR 2 WITH 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 ANY ACS/WFC ACCUM WFCENTER F606W 1 250 S (250 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F606W 1 700 S PATTERN 2 3-4; PAR 4 P17 S ER (2100 S) WITH 3 ------------------------------------------------------------------------------------------------------------------------------------ 4 ANY ACS/WFC ACCUM WFCENTER F606W 1 600 S (1800 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F606W 1 1400 S PATTERN 3 5-6; PAR 6 P17 S ER (5600 S) WITH 5 ------------------------------------------------------------------------------------------------------------------------------------ 6 ANY ACS/WFC ACCUM WFCENTER F606W 1 1325 S (5300 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC4594-DEEP17 1 WFC3/UVI ACCUM UVIS-CEN F606W none none none none 1 N/A S TER ANY 2 ACS/WFC ACCUM WFCENTER F606W none none none none 1 N/A NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F606W 1 none none none 1 N/A S TER NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F606W 2 none none none 1 N/A S TER NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F606W 3 none none none 1 N/A S TER ANY 4 ACS/WFC ACCUM WFCENTER F606W 1 none none none 1 N/A ANY 4 ACS/WFC ACCUM WFCENTER F606W 2 none none none 1 N/A ANY 4 ACS/WFC ACCUM WFCENTER F606W 3 none none none 1 N/A NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F606W 1 none none none 2 N/A S TER NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F606W 2 none none none 2 N/A S TER 14175( 2) - 05-Jan-2016 18:00:03 - [ 13] Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F606W 3 none none none 3 N/A S TER NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F606W 4 none none none 3 N/A S TER ANY 6 ACS/WFC ACCUM WFCENTER F606W 1 none none none 2 N/A ANY 6 ACS/WFC ACCUM WFCENTER F606W 2 none none none 2 N/A ANY 6 ACS/WFC ACCUM WFCENTER F606W 3 none none none 3 N/A ANY 6 ACS/WFC ACCUM WFCENTER F606W 4 none none none 3 N/A 14175( 2) - 05-Jan-2016 18:00:03 - [ 14] Visit: 06 Visit Requirements: SCHED 30%; SAME ORIENT AS 01 On Hold Comments: Additional Comments: Visit of 3 orbits so as to enhance scheduling flexibility - 1st orbit 3x700 + 310 s, orbit 2 & 3 are 2*1400 s. Using 4-pt dither pattern that works for both WFC3/UVIS and ACS/WFC. 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 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F814W FLASH=6 1 310 S (310 POS TARG 0.18, -0.18; P17 S ER S) PAR 2 WITH 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 ANY ACS/WFC ACCUM WFCENTER F814W 1 250 S (250 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F814W 1 700 S PATTERN 2 3-4; PAR 4 P17 S ER (2100 S) WITH 3 ------------------------------------------------------------------------------------------------------------------------------------ 4 ANY ACS/WFC ACCUM WFCENTER F814W 1 600 S (1800 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F814W 1 1400 S PATTERN 3 5-6; PAR 6 P17 S ER (5600 S) WITH 5 ------------------------------------------------------------------------------------------------------------------------------------ 6 ANY ACS/WFC ACCUM WFCENTER F814W 1 1325 S (5300 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC4594-DEEP17 1 WFC3/UVI ACCUM UVIS-CEN F814W none none none none 1 N/A S TER ANY 2 ACS/WFC ACCUM WFCENTER F814W none none none none 1 N/A NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F814W 1 none none none 1 N/A S TER NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F814W 2 none none none 1 N/A S TER NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F814W 3 none none none 1 N/A S TER ANY 4 ACS/WFC ACCUM WFCENTER F814W 1 none none none 1 N/A ANY 4 ACS/WFC ACCUM WFCENTER F814W 2 none none none 1 N/A ANY 4 ACS/WFC ACCUM WFCENTER F814W 3 none none none 1 N/A NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F814W 1 none none none 2 N/A S TER NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F814W 2 none none none 2 N/A S TER 14175( 2) - 05-Jan-2016 18:00:03 - [ 15] Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F814W 3 none none none 3 N/A S TER NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F814W 4 none none none 3 N/A S TER ANY 6 ACS/WFC ACCUM WFCENTER F814W 1 none none none 2 N/A ANY 6 ACS/WFC ACCUM WFCENTER F814W 2 none none none 2 N/A ANY 6 ACS/WFC ACCUM WFCENTER F814W 3 none none none 3 N/A ANY 6 ACS/WFC ACCUM WFCENTER F814W 4 none none none 3 N/A 14175( 2) - 05-Jan-2016 18:00:03 - [ 16] Visit: 07 Visit Requirements: SCHED 30%; SAME ORIENT AS 01 On Hold Comments: Additional Comments: Visit of 3 orbits so as to enhance scheduling flexibility - 1st orbit 3x700 + 310 s, orbit 2 & 3 are 2*1400 s. Using 4-pt dither pattern that works for both WFC3/UVIS and ACS/WFC. 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 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F814W FLASH=6 1 310 S (310 POS TARG 0.18, -0.18; P17 S ER S) PAR 2 WITH 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 ANY ACS/WFC ACCUM WFCENTER F814W 1 250 S (250 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F814W 1 700 S PATTERN 2 3-4; PAR 4 P17 S ER (2100 S) WITH 3 ------------------------------------------------------------------------------------------------------------------------------------ 4 ANY ACS/WFC ACCUM WFCENTER F814W 1 600 S (1800 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC4594-DEE WFC3/UVI ACCUM UVIS-CENT F814W 1 1400 S PATTERN 3 5-6; PAR 6 P17 S ER (5600 S) WITH 5 ------------------------------------------------------------------------------------------------------------------------------------ 6 ANY ACS/WFC ACCUM WFCENTER F814W 1 1325 S (5300 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC4594-DEEP17 1 WFC3/UVI ACCUM UVIS-CEN F814W none none none none 1 N/A S TER ANY 2 ACS/WFC ACCUM WFCENTER F814W none none none none 1 N/A NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F814W 1 none none none 1 N/A S TER NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F814W 2 none none none 1 N/A S TER NGC4594-DEEP17 3 WFC3/UVI ACCUM UVIS-CEN F814W 3 none none none 1 N/A S TER ANY 4 ACS/WFC ACCUM WFCENTER F814W 1 none none none 1 N/A ANY 4 ACS/WFC ACCUM WFCENTER F814W 2 none none none 1 N/A ANY 4 ACS/WFC ACCUM WFCENTER F814W 3 none none none 1 N/A NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F814W 1 none none none 2 N/A S TER NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F814W 2 none none none 2 N/A S TER 14175( 2) - 05-Jan-2016 18:00:03 - [ 17] Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F814W 3 none none none 3 N/A S TER NGC4594-DEEP17 5 WFC3/UVI ACCUM UVIS-CEN F814W 4 none none none 3 N/A S TER ANY 6 ACS/WFC ACCUM WFCENTER F814W 1 none none none 2 N/A ANY 6 ACS/WFC ACCUM WFCENTER F814W 2 none none none 2 N/A ANY 6 ACS/WFC ACCUM WFCENTER F814W 3 none none none 3 N/A ANY 6 ACS/WFC ACCUM WFCENTER F814W 4 none none none 3 N/A 14175( 2) - 05-Jan-2016 18:00:03 - [ 18] Summary Form for Proposal 14175 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures UVIS-CENTER, WFCENTER ------------------------------------------------------------------------------------------------------------------------------------ Configurations ACS/WFC, WFC3/UVIS ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters FLASH=6 ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements ORIENT 105D TO 120 D, PAR 2 WITH 1, PAR 4 WITH 3, PAR 6 WITH 5, PATTERN 2 3-4, PATTERN 3 5-6, POS TARG 0.18, -0.18, SAME ORIENT AS 01, SCHED 30% ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F606W, F814W ------------------------------------------------------------------------------------------------------------------------------------ Target Names ANY, NGC4594-DEEP17 ------------------------------------------------------------------------------------------------------------------------------------