11647( 7) - 26-Jun-2009 13:26:48 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 11647 Version: 7 Check-in Time: 26-Jun-2009 13:26:48 STScI Edit Number: 2 Title A Deep Exploration of Classes of Long Period Variable Stars in M31 ------------------------------------------------------------------------------------ Type Cycle GO 17 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Arlin Crotts Columbia University in the City of New York CoI: Dr. Patrick Cseresnjes Columbia University in the City of New N York CoI: Dr. Alexander Bergier Columbia University in the City of New N York ------------------------------------------------------------------------------------ Abstract We propose a thrifty but information-packed investigation with WFC3/IR F160W and F110W providing crucial information about Long Period Variables in M31, at a level of detail that has recently allowed the discovery of new variable star classes in the Magellanic Clouds, a very different stellar population. These observations are buttressed by an extensive map of the same fields with ACS and WFPC2 exposures in F555W and F814W, and a massive ground-based imaging patrol producing well-sampled light curves for more than 400, 000 variable stars. Our primary goal is to collect sufficient NIR data in order to analyze and classify the huge number of long-period variables in our catalog (see below) through Period-Luminosity (P/L) diagrams. We will produce accurate P/L diagrams for both the bulge and a progression of locations throughout the disk of M31. These diagrams will be similar in quality to those currently in the Magellanic Clouds, with their lower metallicity, radically different star formation history, and larger spread in distance to the variables. M31 offers an excellent chance to study more typical disk populations, in a manner which might be extended to more distant galaxies where such variables are still visible, probing a much more evenly spread progenitor age distribution than cepheids (and perhaps useful as a distance scale alternative or cross-check). Our data will also provide a massive and unique color-magnitude dataset; we expect that this study will produce several important results, among them a better understanding of P/L and P/L-color relations for pulsating variables which are essential to the extragalactic distance ladder. We will view these variables at a common distance over a range of metallicities (eliminating the distance-error vs. metallicity ambiguity between the LMC and SMC), allow further insight into possible faint-variable mass-loss for higher metallicities, and in general produce a sample more typical of giant disk galaxies predominant in many studies. ------------------------------------------------------------------------------------ Observations Description ------------------------ There are two variants of the observing strategy depending on the density of stars in the WFC3 IR field. For Visits 1, 2, 7 & 8 of one orbit apiece, there is only one pointing per orbit, and for each field a primary NSAMP=14 or 15, STEP200 IR exposure is made in each of F110W and F160W, respectively. Meanwhile a parallel ACS/WFC CR-SPLIT=2 exposure of 1083s or 1283s is made in each of 11647( 7) - 26-Jun-2009 13:26:48 - [ 2] F555W and F814W, respectively. Each of these four Visits is paired with another visit for which the IR exposure is positioned within the ACS field of the paired visit, and vice versa (with ORIENT angles 180 degrees apart between the two visits). For Visits 3, 4, 5 & 6 of one orbit apiece, there are two fields like the one described above, but with shorter exposures in both WFC3/IR and ACS/WFC . These are taken within the same orbit by first taking a short pair of WFC3/IR exposures half-way in between, and then making small (less than 2 arcmin) Pointing Manuevers from this central pointing, meaning that a second Guide Star Acqusition is not needed. For these Visits 3, 4, 5 & 6, Exposures 1 & 2 are useful for photometrically tying together the fields in the later pointings in these Visits, and for increasing the counts of bright stars. For these Visits 3, 4, 5 & 6, some of the WFC3/IR and ACS/WFC fields overlap in the same manner as with Visits 1, 2, 7 & 8. JUSTIFICATION FOR VISIT TIMING REQUIREMENTS: We have selected Visits 1 and 6 as examples of each of the two basic observational strategies for a one-orbit visit, and we are requsting that these be executed in calendar year 2009 to make absolutely sure that the observational strategy produces suitable results. While we are confident that both observational strategies will work, but they are challenging. We feel that the "Before" conditions on Visits 1 and 6 are prudent and justified. Real Time Justification ----------------------- Calibration Justification ------------------------- Additional Comments ------------------- ------------------------------------------------------------------------------------ 11647( 7) - 26-Jun-2009 13:26:48 - [ 3] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 M31-IRFIELD1 GALAXY, BULGE, DISK RA=00H41M57.2400S +/- 0.1", J2000 V = 22 +/- 3 DEC=+41D24'13.40" +/- 0.1" Reference Frame: ICRS Comments: ------------------------------------------------------------------------------------------------------------------------------------ 2 M31-IRFIELD2 GALAXY, BULGE, DISK RA=00H42M4.9500S +/- 0.1", J2000 V = 22 +/- 3 DEC=+41D26'18.00" +/- 0.1" Reference Frame: ICRS Comments: ------------------------------------------------------------------------------------------------------------------------------------ 3 M31-IRFIELD3 GALAXY, BULGE, DISK RA=00H42M28.6800S +/- 0.1", J2000 V = 22 +/- 3 DEC=+41D25'6.10" +/- 0.1" Reference Frame: ICRS Comments: ------------------------------------------------------------------------------------------------------------------------------------ 4 M31-IRFIELD4 GALAXY, BULGE, DISK RA=00H42M36.4900S +/- 0.1", J2000 V = 22 +/- 3 DEC=+41D27'10.80" +/- 0.1" Reference Frame: ICRS Comments: ------------------------------------------------------------------------------------------------------------------------------------ 5 M31-IRFIELD5 GALAXY, BULGE, DISK RA=00H42M57.7300S +/- 0.1", J2000 V = 22 +/- 3 DEC=+41D06'11.50" +/- 0.1" Reference Frame: ICRS Comments: ------------------------------------------------------------------------------------------------------------------------------------ 6 M31-IRFIELD6 GALAXY, BULGE, DISK RA=00H43M5.5400S +/- 0.1", J2000 V = 22 +/- 3 DEC=+41D08'16.20" +/- 0.1" Reference Frame: ICRS Comments: ------------------------------------------------------------------------------------------------------------------------------------ 7 M31-IRFIELD7 GALAXY, BULGE, DISK RA=00H43M28.1600S +/- 0.1", J2000 V = 22 +/- 3 DEC=+41D06'54.50" +/- 0.1" Reference Frame: ICRS Comments: ------------------------------------------------------------------------------------------------------------------------------------ 8 M31-IRFIELD8 GALAXY, BULGE, DISK RA=00H43M36.4700S +/- 0.1", J2000 V = 22 +/- 3 DEC=+41D09'4.20" +/- 0.1" Reference Frame: ICRS Comments: ------------------------------------------------------------------------------------------------------------------------------------ 11 M31-IRFIELD1 GALAXY, BULGE, DISK RA=00H42M20.8700S +/- 0.1", J2000 V = 22 +/- 3 1 DEC=+41D23'1.40" +/- 0.1" Reference Frame: ICRS Comments: ------------------------------------------------------------------------------------------------------------------------------------ 12 M31-IRFIELD1 GALAXY, BULGE, DISK RA=00H42M13.0600S +/- 0.1", J2000 V = 22 +/- 3 2 DEC=+41D20'57.70" +/- 0.1" Reference Frame: ICRS Comments: 11647( 7) - 26-Jun-2009 13:26:48 - [ 4] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ 13 M31-IRFIELD1 GALAXY, BULGE, DISK RA=00H43M13.3500S +/- 0.1", J2000 V = 22 +/- 3 3 DEC=+41D10'20.90" +/- 0.1" Reference Frame: ICRS Comments: ------------------------------------------------------------------------------------------------------------------------------------ 14 M31-IRFIELD1 GALAXY, BULGE, DISK RA=00H43M21.1600S +/- 0.1", J2000 V = 22 +/- 3 4 DEC=+41D12'25.60" +/- 0.1" Reference Frame: ICRS Comments: ------------------------------------------------------------------------------------------------------------------------------------ 20 M31-IRFIELD2 GALAXY, BULGE, DISK RA=00H42M32.5800S +/- 0.1", J2000 V = 22 +/- 3 0 DEC=+41D26'8.50" +/- 0.1" Reference Frame: ICRS Comments: ------------------------------------------------------------------------------------------------------------------------------------ 21 M31-IRFIELD2 GALAXY, BULGE, DISK RA=00H42M16.9200S +/- 0.1", J2000 V = 22 +/- 3 1 DEC=+41D21'59.50" +/- 0.1" Reference Frame: ICRS Comments: ------------------------------------------------------------------------------------------------------------------------------------ 22 M31-IRFIELD2 GALAXY, BULGE, DISK RA=00H43M1.1300S +/- 0.1", J2000 V = 22 +/- 3 2 DEC=+41D07'13.80" +/- 0.1" Reference Frame: ICRS Comments: ------------------------------------------------------------------------------------------------------------------------------------ 23 M31-IRFIELD2 GALAXY, BULGE, DISK RA=00H43M17.2500S +/- 0.1", J2000 V = 22 +/- 3 3 DEC=+41D11'23.20" +/- 0.1" Reference Frame: ICRS Comments: ------------------------------------------------------------------------------------------------------------------------------------ 11647( 7) - 26-Jun-2009 13:26:48 - [ 5] Visit: 01 Visit Requirements: ORIENT 217D TO 219 D; BEFORE 22-AUG-2009:11:59:00 On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F110W NSAMP=14, SAMP-SEQ=STEP200 1 DEF GS ACQ SCENARIO BASE1B3; 1 CUM PAR 2 WITH 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F555W CR-SPLIT=2 1 1083 S 1 ------------------------------------------------------------------------------------------------------------------------------------ 3 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F160W NSAMP=14, SAMP-SEQ=STEP200 1 DEF PAR 4 WITH 3 1 CUM ------------------------------------------------------------------------------------------------------------------------------------ 4 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F814W CR-SPLIT=2 1 1260 S 1 ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ M31-IRFIELD1 1 WFC3/IR MULTIAC IR-FIX F110W none none none none 1 N/A CUM M31-IRFIELD1 2 ACS/WFC ACCUM WFC-FIX F555W none none none 1 1 N/A M31-IRFIELD1 2 ACS/WFC ACCUM WFC-FIX F555W none none none 2 1 N/A M31-IRFIELD1 3 WFC3/IR MULTIAC IR-FIX F160W none none none none 1 N/A CUM M31-IRFIELD1 4 ACS/WFC ACCUM WFC-FIX F814W none none none 1 1 N/A M31-IRFIELD1 4 ACS/WFC ACCUM WFC-FIX F814W none none none 2 1 N/A 11647( 7) - 26-Jun-2009 13:26:48 - [ 6] Visit: 02 Visit Requirements: ORIENT 217D TO 219 D On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F110W NSAMP=14, SAMP-SEQ=STEP200 1 DEF GS ACQ SCENARIO BASE1B3; 2 CUM PAR 2 WITH 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F555W CR-SPLIT=2 1 1083 S 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F160W NSAMP=14, SAMP-SEQ=STEP200 1 DEF PAR 4 WITH 3 2 CUM ------------------------------------------------------------------------------------------------------------------------------------ 4 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F814W CR-SPLIT=2 1 1260 S 2 ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ M31-IRFIELD2 1 WFC3/IR MULTIAC IR-FIX F110W none none none none 1 N/A CUM M31-IRFIELD2 2 ACS/WFC ACCUM WFC-FIX F555W none none none 1 1 N/A M31-IRFIELD2 2 ACS/WFC ACCUM WFC-FIX F555W none none none 2 1 N/A M31-IRFIELD2 3 WFC3/IR MULTIAC IR-FIX F160W none none none none 1 N/A CUM M31-IRFIELD2 4 ACS/WFC ACCUM WFC-FIX F814W none none none 1 1 N/A M31-IRFIELD2 4 ACS/WFC ACCUM WFC-FIX F814W none none none 2 1 N/A 11647( 7) - 26-Jun-2009 13:26:48 - [ 7] Visit: 03 Visit Requirements: ORIENT 32D TO 44 D On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F110W NSAMP=4, SAMP-SEQ=STEP200 1 DEF SAME GUIDE STARS 1-10 20 CUM ------------------------------------------------------------------------------------------------------------------------------------ 2 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F160W NSAMP=5, SAMP-SEQ=STEP200 1 DEF 20 CUM ------------------------------------------------------------------------------------------------------------------------------------ 3 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F110W NSAMP=10, SAMP-SEQ=STEP200 1 DEF PAR 4 WITH 3 3 CUM ------------------------------------------------------------------------------------------------------------------------------------ 4 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F555W CR-SPLIT=NO 1 420 S 3 ------------------------------------------------------------------------------------------------------------------------------------ 5 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F160W NSAMP=13, SAMP-SEQ=STEP100 1 DEF PAR 6 WITH 5 3 CUM ------------------------------------------------------------------------------------------------------------------------------------ 6 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F814W CR-SPLIT=NO 1 570 S 3 ------------------------------------------------------------------------------------------------------------------------------------ 7 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F110W NSAMP=10, SAMP-SEQ=STEP200 1 DEF PAR 8 WITH 7 4 CUM ------------------------------------------------------------------------------------------------------------------------------------ 8 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F555W CR-SPLIT=NO 1 420 S 4 ------------------------------------------------------------------------------------------------------------------------------------ 9 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F160W NSAMP=13, SAMP-SEQ=STEP100 1 DEF PAR 10 WITH 9 4 CUM ------------------------------------------------------------------------------------------------------------------------------------ 10 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F814W CR-SPLIT=NO 1 570 S 4 ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ M31-IRFIELD20 1 WFC3/IR MULTIAC IR-FIX F110W none none none none 1 N/A CUM M31-IRFIELD20 2 WFC3/IR MULTIAC IR-FIX F160W none none none none 1 N/A CUM M31-IRFIELD3 3 WFC3/IR MULTIAC IR-FIX F110W none none none none 1 N/A CUM 11647( 7) - 26-Jun-2009 13:26:48 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ M31-IRFIELD3 4 ACS/WFC ACCUM WFC-FIX F555W none none none none 1 N/A M31-IRFIELD3 5 WFC3/IR MULTIAC IR-FIX F160W none none none none 1 N/A CUM M31-IRFIELD3 6 ACS/WFC ACCUM WFC-FIX F814W none none none none 1 N/A M31-IRFIELD4 7 WFC3/IR MULTIAC IR-FIX F110W none none none none 1 N/A CUM M31-IRFIELD4 8 ACS/WFC ACCUM WFC-FIX F555W none none none none 1 N/A M31-IRFIELD4 9 WFC3/IR MULTIAC IR-FIX F160W none none none none 1 N/A CUM M31-IRFIELD4 10 ACS/WFC ACCUM WFC-FIX F814W none none none none 1 N/A 11647( 7) - 26-Jun-2009 13:26:48 - [ 9] Visit: 04 Visit Requirements: ORIENT 32D TO 44 D On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F110W NSAMP=4, SAMP-SEQ=STEP200 1 DEF SAME GUIDE STARS 1-10 21 CUM ------------------------------------------------------------------------------------------------------------------------------------ 2 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F160W NSAMP=5, SAMP-SEQ=STEP200 1 DEF 21 CUM ------------------------------------------------------------------------------------------------------------------------------------ 3 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F110W NSAMP=10, SAMP-SEQ=STEP200 1 DEF PAR 4 WITH 3 11 CUM ------------------------------------------------------------------------------------------------------------------------------------ 4 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F555W CR-SPLIT=NO 1 420 S 11 ------------------------------------------------------------------------------------------------------------------------------------ 5 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F160W NSAMP=13, SAMP-SEQ=STEP100 1 DEF PAR 6 WITH 5 11 CUM ------------------------------------------------------------------------------------------------------------------------------------ 6 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F814W CR-SPLIT=NO 1 570 S 11 ------------------------------------------------------------------------------------------------------------------------------------ 7 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F110W NSAMP=10, SAMP-SEQ=STEP200 1 DEF PAR 8 WITH 7 12 CUM ------------------------------------------------------------------------------------------------------------------------------------ 8 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F555W CR-SPLIT=NO 1 420 S 12 ------------------------------------------------------------------------------------------------------------------------------------ 9 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F160W NSAMP=13, SAMP-SEQ=STEP100 1 DEF PAR 10 WITH 9 12 CUM ------------------------------------------------------------------------------------------------------------------------------------ 10 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F814W CR-SPLIT=NO 1 570 S 12 ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ M31-IRFIELD21 1 WFC3/IR MULTIAC IR-FIX F110W none none none none 1 N/A CUM M31-IRFIELD21 2 WFC3/IR MULTIAC IR-FIX F160W none none none none 1 N/A CUM M31-IRFIELD11 3 WFC3/IR MULTIAC IR-FIX F110W none none none none 1 N/A CUM 11647( 7) - 26-Jun-2009 13:26:48 - [ 10] Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ M31-IRFIELD11 4 ACS/WFC ACCUM WFC-FIX F555W none none none none 1 N/A M31-IRFIELD11 5 WFC3/IR MULTIAC IR-FIX F160W none none none none 1 N/A CUM M31-IRFIELD11 6 ACS/WFC ACCUM WFC-FIX F814W none none none none 1 N/A M31-IRFIELD12 7 WFC3/IR MULTIAC IR-FIX F110W none none none none 1 N/A CUM M31-IRFIELD12 8 ACS/WFC ACCUM WFC-FIX F555W none none none none 1 N/A M31-IRFIELD12 9 WFC3/IR MULTIAC IR-FIX F160W none none none none 1 N/A CUM M31-IRFIELD12 10 ACS/WFC ACCUM WFC-FIX F814W none none none none 1 N/A 11647( 7) - 26-Jun-2009 13:26:48 - [ 11] Visit: 05 Visit Requirements: ORIENT 217D TO 219 D On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F110W NSAMP=4, SAMP-SEQ=STEP200 1 DEF SAME GUIDE STARS 1-10 22 CUM ------------------------------------------------------------------------------------------------------------------------------------ 2 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F160W NSAMP=5, SAMP-SEQ=STEP200 1 DEF 22 CUM ------------------------------------------------------------------------------------------------------------------------------------ 3 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F110W NSAMP=10, SAMP-SEQ=STEP200 1 DEF PAR 4 WITH 3 5 CUM ------------------------------------------------------------------------------------------------------------------------------------ 4 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F555W CR-SPLIT=NO 1 420 S 5 ------------------------------------------------------------------------------------------------------------------------------------ 5 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F160W NSAMP=13, SAMP-SEQ=STEP100 1 DEF PAR 6 WITH 5 5 CUM ------------------------------------------------------------------------------------------------------------------------------------ 6 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F814W CR-SPLIT=NO 1 570 S 5 ------------------------------------------------------------------------------------------------------------------------------------ 7 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F110W NSAMP=10, SAMP-SEQ=STEP200 1 DEF PAR 8 WITH 7 6 CUM ------------------------------------------------------------------------------------------------------------------------------------ 8 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F555W CR-SPLIT=NO 1 420 S 6 ------------------------------------------------------------------------------------------------------------------------------------ 9 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F160W NSAMP=13, SAMP-SEQ=STEP100 1 DEF PAR 10 WITH 9 6 CUM ------------------------------------------------------------------------------------------------------------------------------------ 10 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F814W CR-SPLIT=NO 1 570 S 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 | ------------------------------------------------------------------------------------------------------------------------------------ M31-IRFIELD22 1 WFC3/IR MULTIAC IR-FIX F110W none none none none 1 N/A CUM M31-IRFIELD22 2 WFC3/IR MULTIAC IR-FIX F160W none none none none 1 N/A CUM M31-IRFIELD5 3 WFC3/IR MULTIAC IR-FIX F110W none none none none 1 N/A CUM 11647( 7) - 26-Jun-2009 13:26:48 - [ 12] Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ M31-IRFIELD5 4 ACS/WFC ACCUM WFC-FIX F555W none none none none 1 N/A M31-IRFIELD5 5 WFC3/IR MULTIAC IR-FIX F160W none none none none 1 N/A CUM M31-IRFIELD5 6 ACS/WFC ACCUM WFC-FIX F814W none none none none 1 N/A M31-IRFIELD6 7 WFC3/IR MULTIAC IR-FIX F110W none none none none 1 N/A CUM M31-IRFIELD6 8 ACS/WFC ACCUM WFC-FIX F555W none none none none 1 N/A M31-IRFIELD6 9 WFC3/IR MULTIAC IR-FIX F160W none none none none 1 N/A CUM M31-IRFIELD6 10 ACS/WFC ACCUM WFC-FIX F814W none none none none 1 N/A 11647( 7) - 26-Jun-2009 13:26:48 - [ 13] Visit: 06 Visit Requirements: ORIENT 217D TO 219 D; BEFORE 27-AUG-2009:11:59:00 On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F110W NSAMP=4, SAMP-SEQ=STEP200 1 DEF GS ACQ SCENARIO SINGLE; 23 CUM SAME GUIDE STARS 1-10 ------------------------------------------------------------------------------------------------------------------------------------ 2 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F160W NSAMP=5, SAMP-SEQ=STEP200 1 DEF 23 CUM ------------------------------------------------------------------------------------------------------------------------------------ 3 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F110W NSAMP=10, SAMP-SEQ=STEP200 1 DEF PAR 4 WITH 3 13 CUM ------------------------------------------------------------------------------------------------------------------------------------ 4 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F555W CR-SPLIT=NO 1 420 S 13 ------------------------------------------------------------------------------------------------------------------------------------ 5 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F160W NSAMP=13, SAMP-SEQ=STEP100 1 DEF PAR 6 WITH 5 13 CUM ------------------------------------------------------------------------------------------------------------------------------------ 6 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F814W CR-SPLIT=NO 1 570 S 13 ------------------------------------------------------------------------------------------------------------------------------------ 7 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F110W NSAMP=10, SAMP-SEQ=STEP200 1 DEF PAR 8 WITH 7 14 CUM ------------------------------------------------------------------------------------------------------------------------------------ 8 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F555W CR-SPLIT=NO 1 420 S 14 ------------------------------------------------------------------------------------------------------------------------------------ 9 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F160W NSAMP=13, SAMP-SEQ=STEP100 1 DEF PAR 10 WITH 9 14 CUM ------------------------------------------------------------------------------------------------------------------------------------ 10 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F814W CR-SPLIT=NO 1 570 S 14 ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ M31-IRFIELD23 1 WFC3/IR MULTIAC IR-FIX F110W none none none none 1 N/A CUM M31-IRFIELD23 2 WFC3/IR MULTIAC IR-FIX F160W none none none none 1 N/A CUM M31-IRFIELD13 3 WFC3/IR MULTIAC IR-FIX F110W none none none none 1 N/A CUM 11647( 7) - 26-Jun-2009 13:26:48 - [ 14] 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 | ------------------------------------------------------------------------------------------------------------------------------------ M31-IRFIELD13 4 ACS/WFC ACCUM WFC-FIX F555W none none none none 1 N/A M31-IRFIELD13 5 WFC3/IR MULTIAC IR-FIX F160W none none none none 1 N/A CUM M31-IRFIELD13 6 ACS/WFC ACCUM WFC-FIX F814W none none none none 1 N/A M31-IRFIELD14 7 WFC3/IR MULTIAC IR-FIX F110W none none none none 1 N/A CUM M31-IRFIELD14 8 ACS/WFC ACCUM WFC-FIX F555W none none none none 1 N/A M31-IRFIELD14 9 WFC3/IR MULTIAC IR-FIX F160W none none none none 1 N/A CUM M31-IRFIELD14 10 ACS/WFC ACCUM WFC-FIX F814W none none none none 1 N/A 11647( 7) - 26-Jun-2009 13:26:48 - [ 15] Visit: 07 Visit Requirements: ORIENT 32D TO 44 D On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F110W NSAMP=14, SAMP-SEQ=STEP200 1 DEF PAR 2 WITH 1 7 CUM ------------------------------------------------------------------------------------------------------------------------------------ 2 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F555W CR-SPLIT=2 1 1083 S 7 ------------------------------------------------------------------------------------------------------------------------------------ 3 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F160W NSAMP=14, SAMP-SEQ=STEP200 1 DEF PAR 4 WITH 3 7 CUM ------------------------------------------------------------------------------------------------------------------------------------ 4 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F814W CR-SPLIT=2 1 1260 S 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 | ------------------------------------------------------------------------------------------------------------------------------------ M31-IRFIELD7 1 WFC3/IR MULTIAC IR-FIX F110W none none none none 1 N/A CUM M31-IRFIELD7 2 ACS/WFC ACCUM WFC-FIX F555W none none none 1 1 N/A M31-IRFIELD7 2 ACS/WFC ACCUM WFC-FIX F555W none none none 2 1 N/A M31-IRFIELD7 3 WFC3/IR MULTIAC IR-FIX F160W none none none none 1 N/A CUM M31-IRFIELD7 4 ACS/WFC ACCUM WFC-FIX F814W none none none 1 1 N/A M31-IRFIELD7 4 ACS/WFC ACCUM WFC-FIX F814W none none none 2 1 N/A 11647( 7) - 26-Jun-2009 13:26:48 - [ 16] Visit: 08 Visit Requirements: ORIENT 32D TO 44 D On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F110W NSAMP=14, SAMP-SEQ=STEP200 1 DEF GS ACQ SCENARIO BASE1B3; 8 CUM PAR 2 WITH 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F555W CR-SPLIT=2 1 1083 S 8 ------------------------------------------------------------------------------------------------------------------------------------ 3 M31-IRFIELD WFC3/IR MULTIAC IR-FIX F160W NSAMP=14, SAMP-SEQ=STEP200 1 DEF PAR 4 WITH 3 8 CUM ------------------------------------------------------------------------------------------------------------------------------------ 4 M31-IRFIELD ACS/WFC ACCUM WFC-FIX F814W CR-SPLIT=2 1 1260 S 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 | ------------------------------------------------------------------------------------------------------------------------------------ M31-IRFIELD8 1 WFC3/IR MULTIAC IR-FIX F110W none none none none 1 N/A CUM M31-IRFIELD8 2 ACS/WFC ACCUM WFC-FIX F555W none none none 1 1 N/A M31-IRFIELD8 2 ACS/WFC ACCUM WFC-FIX F555W none none none 2 1 N/A M31-IRFIELD8 3 WFC3/IR MULTIAC IR-FIX F160W none none none none 1 N/A CUM M31-IRFIELD8 4 ACS/WFC ACCUM WFC-FIX F814W none none none 1 1 N/A M31-IRFIELD8 4 ACS/WFC ACCUM WFC-FIX F814W none none none 2 1 N/A 11647( 7) - 26-Jun-2009 13:26:48 - [ 17] Summary Form for Proposal 11647 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures IR-FIX, WFC-FIX ------------------------------------------------------------------------------------------------------------------------------------ Configurations ACS/WFC, WFC3/IR ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM, MULTIACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters CR-SPLIT=2, CR-SPLIT=NO, NSAMP=10, NSAMP=13, NSAMP=14, NSAMP=4, NSAMP=5, SAMP-SEQ=STEP100, SAMP-SEQ=STEP200 ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements BEFORE 22-AUG-2009:11:59:00, BEFORE 27-AUG-2009:11:59:00, GS ACQ SCENARIO BASE1B3, GS ACQ SCENARIO SINGLE, ORIENT 217D TO 219 D, ORIENT 32D TO 44 D, PAR 10 WITH 9, PAR 2 WITH 1, PAR 4 WITH 3, PAR 6 WITH 5, PAR 8 WITH 7, SAME GUIDE STARS 1-10 ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F110W, F160W, F555W, F814W ------------------------------------------------------------------------------------------------------------------------------------ Target Names M31-IRFIELD1, M31-IRFIELD11, M31-IRFIELD12, M31-IRFIELD13, M31-IRFIELD14, M31-IRFIELD2, M31-IRFIELD20, M31-IRFIELD21, M31-IRFIELD22, M31-IRFIELD23, M31-IRFIELD3, M31-IRFIELD4, M31-IRFIELD5, M31-IRFIELD6, M31-IRFIELD7, M31-IRFIELD8 ------------------------------------------------------------------------------------------------------------------------------------