13647( 12) - 10-Jun-2015 20:28:55 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 13647 Version: 12 Check-in Time: 10-Jun-2015 20:28:55 STScI Edit Number: 10 Title Testing the Standardizability of Type Ia Supernovae with the Cepheid Distance of a Twin Supernova ------------------------------------------------------------------------------------ Type Cycle GO 22 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Ryan Foley University of Illinois at Urbana - Y Champaign CoI: Dr. Peter J. Brown Texas A & M University N CoI: Prof. Alex V. Filippenko University of California - Berkeley N CoI: Dr. Melissa Lynn Graham University of California - Berkeley N CoI: Prof. Lucas M. Macri Texas A & M University N CoI: Dr. Peter Milne University of Arizona N CoI: Dr. Adam Riess The Johns Hopkins University N ------------------------------------------------------------------------------------ Abstract Having nearly identical optical light-curve shapes, colors, and spectra, SN 2011by and 2011fe are "twin" Type Ia supernovae (SN Ia). As such, these "standardizable candles" should have identical luminosities. But using independent distance measurements to these SN, their peak luminosity differs by 0.6 mag --- significantly larger than the typical scatter amongst all SN Ia. Differences in their UV spectra indicate that the SN have different metallicities, which could account for the luminosity difference. On the other hand, the distance to SN 2011by, from a Tully-Fisher measurement, may be wrong. We propose to measure a Cepheid distance to SN 2011by to determine if metallicity or an imprecise measurement is causing this large difference. The implications are far reaching for SN cosmology. If the current distance is correct, changing progenitor metallicity could cause large distance biases with redshift. If the distance is revised to bring SN 2011by in line with SN 2011fe, we will infer that metallicity differences are not a large bias for SN cosmology. In the latter case, these data will also provide an additional SN with which we can measure the Hubble constant. Since the number of SN calibrators (only 8 published) limits the precision of our measurement of the Hubble constant, these observations can have a large impact on this measurement. ------------------------------------------------------------------------------------ Observations Description ------------------------ We will image NGC 3972 on twelve epochs spanning 80 days using WFC3/UVIS and WFC3/IR. On each epoch, we will obtain 3x374s images with WFC3/UVIS and F350LP; these images will be used to search for Cepheid variables and determine their positions and periods. On the first 6 epochs we will obtain 2x553s images with WFC3/IR and F160W; 13647( 12) - 10-Jun-2015 20:28:55 - [ 2] these images will be used to establish the mean Cepheid magnitudes in the H band, which will serve as the primary measurement to determine the distance to the galaxy. On the last 6 epochs, we will obtain 2x540s images with WFC3/UVIS and F555W or F814W; these images will be used to establish the mean V-I color of each variable, required to correct for the effects of interstellar extinction. All exposure times listed above were entered to ensure schedulability in at least 90% of HST's orbits. We strongly prefer to obtain all images at two fixed position angles, one for each half of the observations (epochs 1-6 & 7-12, respectively). A single PA would be better, but it's not possible given HST's constraints on roll angle. The actual values of the PAs are left to the discretion of the program coordinator, given guide star constraints; we've selected values of 284 & 242 only to test schedulability of the visits. However, we note that a PA near 284 gives a very good IR coverage of the areas of interest within the disk, so if possible it would be best to keep the actual value as close as possible to that one. We strongly prefer to position WFC3/UVIS in such a way that the nucleus of this galaxy falls within the chip gap. ------------------------------------------------------------------------------------ 13647( 12) - 10-Jun-2015 20:28:55 - [ 3] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC3972 GALAXY, SPIRAL RA=11H55M45.1170S, J2000 V = 23 DEC=+55D19'14.42" Reference Frame: Other: SIMBAD Comments: This object was generated by the targetselector and retrieved from the SIMBAD database. ------------------------------------------------------------------------------------------------------------------------------------ 13647( 12) - 10-Jun-2015 20:28:55 - [ 4] Patterns ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 1 Primary_Pattern Secondary_Pattern Pattern_Type WFC3-UVIS-DITHER-LINE-3PT Pattern_Purpose DITHER Number_Of_Points 3 Point_Spacing 0.135 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 46.84 Angle_Between_Sides Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 2 Primary_Pattern Secondary_Pattern Pattern_Type WFC3-UVIS-DITHER-LINE Pattern_Purpose DITHER Number_Of_Points 2 Point_Spacing 0.145 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 46.84 Angle_Between_Sides Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 3 Primary_Pattern Secondary_Pattern Pattern_Type WFC3-IR-DITHER-LINE Pattern_Purpose DITHER Number_Of_Points 2 Point_Spacing 0.636 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 41.788 Angle_Between_Sides Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ 13647( 12) - 10-Jun-2015 20:28:55 - [ 5] Visit: 01 Visit Requirements: SCHED 90%; ORIENT 126D TO 128.5 D; BEFORE 15-NOV-2015:00:00:00 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| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC3972 WFC3/UVI ACCUM UVIS-CENT F350LP 1 374 S GS ACQ SCENARIO BASE1B3; S ER (1122 S) PATTERN 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC3972 WFC3/IR MULTIAC IR-UVIS-C F160W NSAMP=12, SAMP-SEQ=SPARS50 1 DEF PATTERN 3 2 CUM ENTER (1105.875 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 1 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 2 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 3 none none none 1 N/A S TER NGC3972 2 WFC3/IR MULTIAC IR-UVIS- F160W 1 none none none 1 N/A CUM CENTER NGC3972 2 WFC3/IR MULTIAC IR-UVIS- F160W 2 none none none 1 N/A CUM CENTER 13647( 12) - 10-Jun-2015 20:28:55 - [ 6] Visit: 02 Visit Requirements: SCHED 90%; SAME ORIENT AS 01; AFTER 01 BY 9.95 D TO 10.95 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| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC3972 WFC3/UVI ACCUM UVIS-CENT F350LP 1 374 S GS ACQ SCENARIO BASE1B3; S ER (1122 S) PATTERN 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC3972 WFC3/IR MULTIAC IR-UVIS-C F160W NSAMP=12, SAMP-SEQ=SPARS50 1 DEF PATTERN 3 2 CUM ENTER (1105.875 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 1 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 2 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 3 none none none 1 N/A S TER NGC3972 2 WFC3/IR MULTIAC IR-UVIS- F160W 1 none none none 1 N/A CUM CENTER NGC3972 2 WFC3/IR MULTIAC IR-UVIS- F160W 2 none none none 1 N/A CUM CENTER 13647( 12) - 10-Jun-2015 20:28:55 - [ 7] Visit: 03 Visit Requirements: SCHED 90%; SAME ORIENT AS 01; AFTER 01 BY 18.84 D TO 19.84 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| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC3972 WFC3/UVI ACCUM UVIS-CENT F350LP 1 374 S GS ACQ SCENARIO BASE1B3; S ER (1122 S) PATTERN 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC3972 WFC3/IR MULTIAC IR-UVIS-C F160W NSAMP=12, SAMP-SEQ=SPARS50 1 DEF PATTERN 3 2 CUM ENTER (1105.875 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 1 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 2 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 3 none none none 1 N/A S TER NGC3972 2 WFC3/IR MULTIAC IR-UVIS- F160W 1 none none none 1 N/A CUM CENTER NGC3972 2 WFC3/IR MULTIAC IR-UVIS- F160W 2 none none none 1 N/A CUM CENTER 13647( 12) - 10-Jun-2015 20:28:55 - [ 8] Visit: 04 Visit Requirements: SCHED 90%; ORIENT 123D TO 125 D; AFTER 01 BY 26.94 D TO 27.94 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| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC3972 WFC3/UVI ACCUM UVIS-CENT F350LP 1 374 S GS ACQ SCENARIO BASE1B3; S ER (1122 S) PATTERN 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC3972 WFC3/IR MULTIAC IR-UVIS-C F160W NSAMP=12, SAMP-SEQ=SPARS50 1 DEF PATTERN 3 2 CUM ENTER (1105.875 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 1 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 2 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 3 none none none 1 N/A S TER NGC3972 2 WFC3/IR MULTIAC IR-UVIS- F160W 1 none none none 1 N/A CUM CENTER NGC3972 2 WFC3/IR MULTIAC IR-UVIS- F160W 2 none none none 1 N/A CUM CENTER 13647( 12) - 10-Jun-2015 20:28:55 - [ 9] Visit: 05 Visit Requirements: SCHED 90%; SAME ORIENT AS 04; AFTER 01 BY 33.14 D TO 34.14 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| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC3972 WFC3/UVI ACCUM UVIS-CENT F350LP 1 374 S GS ACQ SCENARIO BASE1B3; S ER (1122 S) PATTERN 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC3972 WFC3/IR MULTIAC IR-UVIS-C F160W NSAMP=12, SAMP-SEQ=SPARS50 1 DEF PATTERN 3 2 CUM ENTER (1105.875 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 1 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 2 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 3 none none none 1 N/A S TER NGC3972 2 WFC3/IR MULTIAC IR-UVIS- F160W 1 none none none 1 N/A CUM CENTER NGC3972 2 WFC3/IR MULTIAC IR-UVIS- F160W 2 none none none 1 N/A CUM CENTER 13647( 12) - 10-Jun-2015 20:28:55 - [ 10] Visit: 06 Visit Requirements: SCHED 90%; SAME ORIENT AS 04; AFTER 01 BY 38 D TO 39 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| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC3972 WFC3/UVI ACCUM UVIS-CENT F350LP 1 374 S GS ACQ SCENARIO BASE1B3; S ER (1122 S) PATTERN 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC3972 WFC3/IR MULTIAC IR-UVIS-C F160W NSAMP=12, SAMP-SEQ=SPARS50 1 DEF PATTERN 3 2 CUM ENTER (1105.875 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 1 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 2 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 3 none none none 1 N/A S TER NGC3972 2 WFC3/IR MULTIAC IR-UVIS- F160W 1 none none none 1 N/A CUM CENTER NGC3972 2 WFC3/IR MULTIAC IR-UVIS- F160W 2 none none none 1 N/A CUM CENTER 13647( 12) - 10-Jun-2015 20:28:55 - [ 11] Visit: 07 Visit Requirements: SCHED 90%; AFTER 01 BY 42.03 D TO 43.03 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| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC3972 WFC3/UVI ACCUM UVIS-CENT F350LP 1 374 S GS ACQ SCENARIO BASE1B3; S ER (1122 S) PATTERN 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC3972 WFC3/UVI ACCUM UVIS-CENT F814W 1 540 S PATTERN 2 2 S ER (1080 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 1 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 2 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 3 none none none 1 N/A S TER NGC3972 2 WFC3/UVI ACCUM UVIS-CEN F814W 1 none none none 1 N/A S TER NGC3972 2 WFC3/UVI ACCUM UVIS-CEN F814W 2 none none none 1 N/A S TER 13647( 12) - 10-Jun-2015 20:28:55 - [ 12] Visit: 08 Visit Requirements: SCHED 90%; SAME ORIENT AS 07; AFTER 01 BY 48.96 D TO 49.96 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| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC3972 WFC3/UVI ACCUM UVIS-CENT F350LP 1 374 S GS ACQ SCENARIO BASE1B3; S ER (1122 S) PATTERN 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC3972 WFC3/UVI ACCUM UVIS-CENT F555W 1 538 S PATTERN 2 2 S ER (1076 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 1 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 2 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 3 none none none 1 N/A S TER NGC3972 2 WFC3/UVI ACCUM UVIS-CEN F555W 1 none none none 1 N/A S TER NGC3972 2 WFC3/UVI ACCUM UVIS-CEN F555W 2 none none none 1 N/A S TER 13647( 12) - 10-Jun-2015 20:28:55 - [ 13] Visit: 09 Visit Requirements: SCHED 90%; AFTER 01 BY 54.06 D TO 55.06 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| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC3972 WFC3/UVI ACCUM UVIS-CENT F350LP 1 374 S GS ACQ SCENARIO BASE1B3; S ER (1122 S) PATTERN 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC3972 WFC3/UVI ACCUM UVIS-CENT F814W 1 540 S PATTERN 2 2 S ER (1080 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 1 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 2 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 3 none none none 1 N/A S TER NGC3972 2 WFC3/UVI ACCUM UVIS-CEN F814W 1 none none none 1 N/A S TER NGC3972 2 WFC3/UVI ACCUM UVIS-CEN F814W 2 none none none 1 N/A S TER 13647( 12) - 10-Jun-2015 20:28:55 - [ 14] Visit: 10 Visit Requirements: SCHED 90%; SAME ORIENT AS 09; AFTER 01 BY 59.79 D TO 60.79 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| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC3972 WFC3/UVI ACCUM UVIS-CENT F350LP 1 374 S GS ACQ SCENARIO BASE1B3; S ER (1122 S) PATTERN 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC3972 WFC3/UVI ACCUM UVIS-CENT F555W 1 538 S PATTERN 2 2 S ER (1076 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 1 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 2 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 3 none none none 1 N/A S TER NGC3972 2 WFC3/UVI ACCUM UVIS-CEN F555W 1 none none none 1 N/A S TER NGC3972 2 WFC3/UVI ACCUM UVIS-CEN F555W 2 none none none 1 N/A S TER 13647( 12) - 10-Jun-2015 20:28:55 - [ 15] Visit: 11 Visit Requirements: SCHED 90%; AFTER 01 BY 68.29 D TO 69.29 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| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC3972 WFC3/UVI ACCUM UVIS-CENT F350LP 1 374 S GS ACQ SCENARIO BASE1B3; S ER (1122 S) PATTERN 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC3972 WFC3/UVI ACCUM UVIS-CENT F814W 1 540 S PATTERN 2 2 S ER (1080 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 1 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 2 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 3 none none none 1 N/A S TER NGC3972 2 WFC3/UVI ACCUM UVIS-CEN F814W 1 none none none 1 N/A S TER NGC3972 2 WFC3/UVI ACCUM UVIS-CEN F814W 2 none none none 1 N/A S TER 13647( 12) - 10-Jun-2015 20:28:55 - [ 16] Visit: 12 Visit Requirements: SCHED 90%; ORIENT -2D TO 2D FROM 11; AFTER 01 BY 79.5 D TO 80.50 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| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC3972 WFC3/UVI ACCUM UVIS-CENT F350LP 1 374 S GS ACQ SCENARIO BASE1B3; S ER (1122 S) PATTERN 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC3972 WFC3/UVI ACCUM UVIS-CENT F555W 1 538 S PATTERN 2 2 S ER (1076 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 1 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 2 none none none 1 N/A S TER NGC3972 1 WFC3/UVI ACCUM UVIS-CEN F350LP 3 none none none 1 N/A S TER NGC3972 2 WFC3/UVI ACCUM UVIS-CEN F555W 1 none none none 1 N/A S TER NGC3972 2 WFC3/UVI ACCUM UVIS-CEN F555W 2 none none none 1 N/A S TER 13647( 12) - 10-Jun-2015 20:28:55 - [ 17] Summary Form for Proposal 13647 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures IR-UVIS-CENTER, UVIS-CENTER ------------------------------------------------------------------------------------------------------------------------------------ Configurations WFC3/IR, WFC3/UVIS ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM, MULTIACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters NSAMP=12, SAMP-SEQ=SPARS50 ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements AFTER 01 BY 18.84 D TO 19.84 D, AFTER 01 BY 26.94 D TO 27.94 D, AFTER 01 BY 33.14 D TO 34.14 D, AFTER 01 BY 38 D TO 39 D, AFTER 01 BY 42.03 D TO 43.03 D, AFTER 01 BY 48.96 D TO 49.96 D, AFTER 01 BY 54.06 D TO 55.06 D, AFTER 01 BY 59.79 D TO 60.79 D, AFTER 01 BY 68.29 D TO 69.29 D, AFTER 01 BY 79.5 D TO 80.50 D, AFTER 01 BY 9.95 D TO 10.95 D, BEFORE 15-NOV-2015:00:00:00, GS ACQ SCENARIO BASE1B3, ORIENT -2D TO 2D FROM 11, ORIENT 123D TO 125 D, ORIENT 126D TO 128.5 D, PATTERN 1 1, PATTERN 2 2, PATTERN 3 2, SAME ORIENT AS 01, SAME ORIENT AS 04, SAME ORIENT AS 07, SAME ORIENT AS 09, SCHED 90% ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F160W, F350LP, F555W, F814W ------------------------------------------------------------------------------------------------------------------------------------ Target Names NGC3972 ------------------------------------------------------------------------------------------------------------------------------------