9792( 6) - 11/10/04 10:45 - [ 1] PROPOSAL FOR HUBBLE SPACE TELESCOPE OBSERVATIONS ST ScI Use Only ID: 9792 Version: 6 Check-in Date: 10-Nov-2004 15:43:31 1.Proposal Title: Uncovering the CV populatin in M15: a deep, time-resolved, far-UV survey of the cluster core ------------------------------------------------------------------------------------ 2. Proposal For 3. Cycle 4. Parallel Pointing Tolerance GO 12 ------------------------------------------------------------------------------------ 5. Investigators Contact? PI: Dr. Christian Knigge University of Southampton CoI: Dr. Philip A. Charles University of Southampton N CoI: Dr. David R. Zurek American Museum of Natural History Y CoI: Dr. Michael Shara American Museum of Natural History N CoI: Dr. Liza van Zyl University of Keele N CoI: Dr. Diana Hannikainen University of Helsinki N CoI: Dr. Knox S. Long Space Telescope Science Institute N ------------------------------------------------------------------------------------ 6. Abstract We propose to carry out a deep, far-ultraviolet (FUV), time-resolved for faint cataclysmic variables (CVs) and other dynamically-formed objects in the globular cluster (GC) M15. We will use the ACS/SBC to carry out 6 epochs of FUV imaging of this cluster in a single filter, and will use two additional visits to obtain images in other FUV and NUV filters. Since crowding is not a problem in the FUV, this will yield time-resolved FUV photometry of all blue objects in the cluster core. Our CV census will be both deep enough to be essentially complete and ``broad'' enough to involve all of the following CV characteristics: (1) UV brightness; (2) blue FUV spectral shape; (3) strong CIV and HeII emission; (4) short time-scale ($\sim$ minutes) variability (flickering, WD spin); (6) intermediate time-scale ($\sim$ hours) variability (orbital variations); (7) long time-scale ($\sim$ weeks) variability (dwarf nova eruptions). We will thus find the CV population in M15, if it exists. In addition, our survey will detect numerous blue stragglers and hot white dwarfs, as well as any other blue objects near the core. Finally, our photometry will yield high-quality FUV light curves of the two low-mass x-ray binaries in M15. ------------------------------------------------------------------------------------ 9792( 6) - 11/10/04 10:45 - [ 2] Observations Description ------------------------ Our observing strategy is designed to be sensitive to all of the CV characteristics listed in the Scientific Justification. In order to achieve this our observations must (i) go deep enough in the FUV to detect even faint CVs; (ii) reliably reveal FUV excess sources; (iii) provide information on the FUV spectral slope of our FUV sources; (iv) permit the detection of strong UV emission lines; (v) be sensitive to variability on time-scales from minutes to months. We achieve all of these goals with only 13 HST orbits, spread over 8 visits. The first visit will consist of 5 consecutive HST orbits (the maximum allowed by SAA constraints) and will be spent exclusively on FUV imaging with the HST/ACS/SBC/F140LP. This is the most sensitive detector/filter combination in the FUV, since it blocks the geocoronal background but provides the broadest bandpass at longh FUV wavelengths. Since the overhead associated with consecutive identical exposures is only 0.7 min with the ACS/SBC, individual FUV exposures can be kept as short as 5 minutes without compromising the efficiency of the observations. This first observing epoch will be followed by 5 single orbit visits. These will use the same set-up and the same short exposures, but will be spaced at intervals of roughly 2 weeks (9 to 19 days). These 6 visits of FUV imaging will allow us to detect all FUV bright objects near the core of M15 and examine them for variability on all interesting time- scales. The seventh visit will consist of two HST orbits and will be used to obtain FUV images in other filters. More specifically, the first orbit in this visit will be used on sequences of roughly 5 minute exposures with the F125LP and F150LP filters. Both sequences will be of equal length (4 exposures) and will produce summed images that will permit detection of WDs down to Teff ~ 25000K. The second orbit will be spent on a sequence of eight 5 minute exposures with the F165LP filter. This, too, will allow us to reach roughly down to Teff ~ 25000K aon the WD sequence. The FUV colors obtained by differencing the magnitudes of objects in the various FUV filters will allow us to determine the FUV spectral shape and will also reveal the presence of strong CIV and HEII emission lines, via an excess of flux in the F150LP filter, relative to that in the bracketing F140LP and F165LP ones. The eighth and final single orbit visit will be used to obtain NUV images of the same field with HST/ACS/HRC/F220W set-up. Individual exposures will also be 5 mins long, will be dithered and will provide NUV colors for our FUV sources. The resulting deep NUV image will also allow us to tie our FUV image to existing optical observations of M15 in the HST archive. the timing of visits 7 and 8 with respect to visits 1-6 is unconstrained. Real Time Justification ----------------------- Calibration Justification ------------------------- Additional Comments ------------------- ------------------------------------------------------------------------------------ 9792( 6) - 11/10/04 10:45 - [ 3] 9792( 6) - 11/10/04 10:45 - [ 4] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 M15 STELLAR CLUSTER, RA=21H29M58.3000S +/- 0.1", J2000 V = 25.4+/-0.1 GLOBULAR CLUSTER DEC=+12D10'1.00" +/- 0.1" Coordinate Source: GUIDE_STAR_CATALOG 9792( 6) - 11/10/04 10:45 - [ 5] Patterns ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 1 Primary_Pattern Secondary_Pattern Pattern_Type ACS-HRC-DITHER-BOX Pattern_Purpose MOSAIC Number_Of_Points 4 Point_Spacing 0.15 Line_Spacing 0.098 Coordinate_Frame POS-TARG Pattern_Orient 19.89 Angle_Between_Sides 63.5 Center_Pattern YES ------------------------------------------------------------------------------------------------------------------------------------ 9792( 6) - 11/10/04 10:45 - [ 6] Visit: 01 Visit Priority: Visit Requirements: PCS MODE FINE 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 M15 ACS/SBC ACCUM SBC-FIX F140LP 8 300 S ------------------------------------------------------------------------------------------------------------------------------------ 2 M15 ACS/SBC ACCUM SBC-FIX F140LP 1 40 S EXPAND; MAX DUR 750.0 %; MIN DUR 50.0 % ------------------------------------------------------------------------------------------------------------------------------------ 3 M15 ACS/SBC ACCUM SBC-FIX F140LP 8 300 S ------------------------------------------------------------------------------------------------------------------------------------ 4 M15 ACS/SBC ACCUM SBC-FIX F140LP 1 140 S EXPAND; MAX DUR 300.0 %; MIN DUR 50.0 % ------------------------------------------------------------------------------------------------------------------------------------ 5 M15 ACS/SBC ACCUM SBC-FIX F140LP 8 300 S ------------------------------------------------------------------------------------------------------------------------------------ 6 M15 ACS/SBC ACCUM SBC-FIX F140LP 1 140 S EXPAND; MAX DUR 300.0 %; MIN DUR 50.0 % ------------------------------------------------------------------------------------------------------------------------------------ 7 M15 ACS/SBC ACCUM SBC-FIX F140LP 8 300 S ------------------------------------------------------------------------------------------------------------------------------------ 8 M15 ACS/SBC ACCUM SBC-FIX F140LP 1 140 S EXPAND; MAX DUR 300.0 %; MIN DUR 50.0 % ------------------------------------------------------------------------------------------------------------------------------------ 9 M15 ACS/SBC ACCUM SBC-FIX F140LP 8 300 S ------------------------------------------------------------------------------------------------------------------------------------ 10 M15 ACS/SBC ACCUM SBC-FIX F140LP 1 140 S EXPAND; MAX DUR 300.0 %; MIN DUR 50.0 % ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 1 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 2 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 3 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 4 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 5 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 6 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 7 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 8 none 1 N/A M15 2 ACS/SBC ACCUM SBC-FIX F140LP none none none none 1 N/A M15 3 ACS/SBC ACCUM SBC-FIX F140LP none none 1 none 2 N/A 9792( 6) - 11/10/04 10:45 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ M15 3 ACS/SBC ACCUM SBC-FIX F140LP none none 2 none 2 N/A M15 3 ACS/SBC ACCUM SBC-FIX F140LP none none 3 none 2 N/A M15 3 ACS/SBC ACCUM SBC-FIX F140LP none none 4 none 2 N/A M15 3 ACS/SBC ACCUM SBC-FIX F140LP none none 5 none 2 N/A M15 3 ACS/SBC ACCUM SBC-FIX F140LP none none 6 none 2 N/A M15 3 ACS/SBC ACCUM SBC-FIX F140LP none none 7 none 2 N/A M15 3 ACS/SBC ACCUM SBC-FIX F140LP none none 8 none 2 N/A M15 4 ACS/SBC ACCUM SBC-FIX F140LP none none none none 2 N/A M15 5 ACS/SBC ACCUM SBC-FIX F140LP none none 1 none 3 N/A M15 5 ACS/SBC ACCUM SBC-FIX F140LP none none 2 none 3 N/A M15 5 ACS/SBC ACCUM SBC-FIX F140LP none none 3 none 3 N/A M15 5 ACS/SBC ACCUM SBC-FIX F140LP none none 4 none 3 N/A M15 5 ACS/SBC ACCUM SBC-FIX F140LP none none 5 none 3 N/A M15 5 ACS/SBC ACCUM SBC-FIX F140LP none none 6 none 3 N/A M15 5 ACS/SBC ACCUM SBC-FIX F140LP none none 7 none 3 N/A M15 5 ACS/SBC ACCUM SBC-FIX F140LP none none 8 none 3 N/A M15 6 ACS/SBC ACCUM SBC-FIX F140LP none none none none 3 N/A M15 7 ACS/SBC ACCUM SBC-FIX F140LP none none 1 none 4 N/A M15 7 ACS/SBC ACCUM SBC-FIX F140LP none none 2 none 4 N/A M15 7 ACS/SBC ACCUM SBC-FIX F140LP none none 3 none 4 N/A M15 7 ACS/SBC ACCUM SBC-FIX F140LP none none 4 none 4 N/A M15 7 ACS/SBC ACCUM SBC-FIX F140LP none none 5 none 4 N/A M15 7 ACS/SBC ACCUM SBC-FIX F140LP none none 6 none 4 N/A M15 7 ACS/SBC ACCUM SBC-FIX F140LP none none 7 none 4 N/A M15 7 ACS/SBC ACCUM SBC-FIX F140LP none none 8 none 4 N/A M15 8 ACS/SBC ACCUM SBC-FIX F140LP none none none none 4 N/A M15 9 ACS/SBC ACCUM SBC-FIX F140LP none none 1 none 5 N/A M15 9 ACS/SBC ACCUM SBC-FIX F140LP none none 2 none 5 N/A M15 9 ACS/SBC ACCUM SBC-FIX F140LP none none 3 none 5 N/A M15 9 ACS/SBC ACCUM SBC-FIX F140LP none none 4 none 5 N/A M15 9 ACS/SBC ACCUM SBC-FIX F140LP none none 5 none 5 N/A M15 9 ACS/SBC ACCUM SBC-FIX F140LP none none 6 none 5 N/A M15 9 ACS/SBC ACCUM SBC-FIX F140LP none none 7 none 5 N/A M15 9 ACS/SBC ACCUM SBC-FIX F140LP none none 8 none 5 N/A M15 10 ACS/SBC ACCUM SBC-FIX F140LP none none none none 5 N/A 9792( 6) - 11/10/04 10:45 - [ 8] Visit: 02 Visit Priority: Visit Requirements: PCS MODE FINE; SAME ORIENT AS 01; AFTER 01 BY 9 D TO 19 D On Hold Comments: Additional Comments: This visit should have the same orientation as visit 01 and should occur no sooner than 9 days after visit 1 and as late as 19 days from visit 1. If there is a scheduling issue let us know and we see if there is anything we can change. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 M15 ACS/SBC ACCUM SBC-FIX F140LP 8 300 S ------------------------------------------------------------------------------------------------------------------------------------ 2 M15 ACS/SBC ACCUM SBC-FIX F140LP 1 40 S EXPAND; MAX DUR 750.0 %; MIN DUR 50.0 % ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 1 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 2 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 3 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 4 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 5 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 6 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 7 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 8 none 1 N/A M15 2 ACS/SBC ACCUM SBC-FIX F140LP none none none none 1 N/A 9792( 6) - 11/10/04 10:45 - [ 9] Visit: 03 Visit Priority: Visit Requirements: PCS MODE FINE; SAME ORIENT AS 01; AFTER 02 BY 9 D TO 19 D On Hold Comments: Additional Comments: It is very important that the orientation be nearly the same as visit 01. This visit should be after visit 2 and should occur no sooner than 9 days after or no later than 19 days after. If a scheduling problem occurs please contact us and we will look into if any changes can be made. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 M15 ACS/SBC ACCUM SBC-FIX F140LP 8 300 S ------------------------------------------------------------------------------------------------------------------------------------ 2 M15 ACS/SBC ACCUM SBC-FIX F140LP 1 40 S EXPAND; MAX DUR 750.0 %; MIN DUR 50.0 % ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 1 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 2 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 3 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 4 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 5 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 6 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 7 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 8 none 1 N/A M15 2 ACS/SBC ACCUM SBC-FIX F140LP none none none none 1 N/A 9792( 6) - 11/10/04 10:45 - [ 10] Visit: 04 Visit Priority: Visit Requirements: PCS MODE FINE; SAME ORIENT AS 01; AFTER 03 BY 9 D TO 19 D On Hold Comments: Additional Comments: It is important that this visit have the same orientation as that of the visit 01. This visit should occur no sooner than 9 days after visit 03 and no later than 19 days after visit 03. If a scheduling issue occurs please contact us and we will see if there is anything we can change to alleviate the problem. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 M15 ACS/SBC ACCUM SBC-FIX F140LP 8 300 S ------------------------------------------------------------------------------------------------------------------------------------ 2 M15 ACS/SBC ACCUM SBC-FIX F140LP 1 40 S EXPAND; MAX DUR 750.0 %; MIN DUR 50.0 % ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 1 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 2 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 3 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 4 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 5 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 6 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 7 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 8 none 1 N/A M15 2 ACS/SBC ACCUM SBC-FIX F140LP none none none none 1 N/A 9792( 6) - 11/10/04 10:45 - [ 11] Visit: 05 Visit Priority: Visit Requirements: PCS MODE FINE; SAME ORIENT AS 01; AFTER 04 BY 9 D TO 19 D On Hold Comments: Additional Comments: It is important that this visit have the same orientation as that of the visit 01. This visit should occur no sooner than 9 days after visit 04 and no later than 19 days after visit 04. If a scheduling issue occurs please contact us and we will see if there is anything we can change to alleviate the problem. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 M15 ACS/SBC ACCUM SBC-FIX F140LP 8 300 S ------------------------------------------------------------------------------------------------------------------------------------ 2 M15 ACS/SBC ACCUM SBC-FIX F140LP 1 40 S EXPAND; MAX DUR 750.0 %; MIN DUR 50.0 % ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 1 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 2 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 3 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 4 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 5 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 6 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 7 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 8 none 1 N/A M15 2 ACS/SBC ACCUM SBC-FIX F140LP none none none none 1 N/A 9792( 6) - 11/10/04 10:45 - [ 12] Visit: 06 Visit Priority: Visit Requirements: PCS MODE FINE; SAME ORIENT AS 01; AFTER 05 BY 8 D TO 19 D On Hold Comments: Additional Comments: It is important that this visit have the same orientation as that of the visit 01. This visit should occur no sooner than 9 days after visit 05 and no later than 19 days after visit 05. If a scheduling issue occurs please contact us and we will see if there is anything we can change to alleviate the problem. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 M15 ACS/SBC ACCUM SBC-FIX F140LP 8 300 S ------------------------------------------------------------------------------------------------------------------------------------ 2 M15 ACS/SBC ACCUM SBC-FIX F140LP 1 40 S EXPAND; MAX DUR 750.0 %; MIN DUR 50.0 % ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 1 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 2 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 3 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 4 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 5 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 6 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 7 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F140LP none none 8 none 1 N/A M15 2 ACS/SBC ACCUM SBC-FIX F140LP none none none none 1 N/A 9792( 6) - 11/10/04 10:45 - [ 13] Visit: 07 Visit Priority: Visit Requirements: PCS MODE FINE; SAME ORIENT AS 01 On Hold Comments: Additional Comments: While when this visit occurs is not constrained it is important that it have the same orientation as that of visit 1. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 M15 ACS/SBC ACCUM SBC-FIX F150LP 4 300 S ------------------------------------------------------------------------------------------------------------------------------------ 2 M15 ACS/SBC ACCUM SBC-FIX F150LP 4 300 S ------------------------------------------------------------------------------------------------------------------------------------ 3 M15 ACS/SBC ACCUM SBC-FIX F150LP 1 10 S EXPAND; MAX DUR 750.0 %; MIN DUR 50.0 % ------------------------------------------------------------------------------------------------------------------------------------ 4 M15 ACS/SBC ACCUM SBC-FIX F165LP 8 300 S ------------------------------------------------------------------------------------------------------------------------------------ 5 M15 ACS/SBC ACCUM SBC-FIX F165LP 1 100 S EXPAND; MAX DUR 300.0 %; MIN DUR 50.0 % ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ M15 1 ACS/SBC ACCUM SBC-FIX F150LP none none 1 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F150LP none none 2 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F150LP none none 3 none 1 N/A M15 1 ACS/SBC ACCUM SBC-FIX F150LP none none 4 none 1 N/A M15 2 ACS/SBC ACCUM SBC-FIX F150LP none none 1 none 1 N/A M15 2 ACS/SBC ACCUM SBC-FIX F150LP none none 2 none 1 N/A M15 2 ACS/SBC ACCUM SBC-FIX F150LP none none 3 none 1 N/A M15 2 ACS/SBC ACCUM SBC-FIX F150LP none none 4 none 1 N/A M15 3 ACS/SBC ACCUM SBC-FIX F150LP none none none none 1 N/A M15 4 ACS/SBC ACCUM SBC-FIX F165LP none none 1 none 2 N/A M15 4 ACS/SBC ACCUM SBC-FIX F165LP none none 2 none 2 N/A M15 4 ACS/SBC ACCUM SBC-FIX F165LP none none 3 none 2 N/A M15 4 ACS/SBC ACCUM SBC-FIX F165LP none none 4 none 2 N/A M15 4 ACS/SBC ACCUM SBC-FIX F165LP none none 5 none 2 N/A M15 4 ACS/SBC ACCUM SBC-FIX F165LP none none 6 none 2 N/A M15 4 ACS/SBC ACCUM SBC-FIX F165LP none none 7 none 2 N/A M15 4 ACS/SBC ACCUM SBC-FIX F165LP none none 8 none 2 N/A M15 5 ACS/SBC ACCUM SBC-FIX F165LP none none none none 2 N/A 9792( 6) - 11/10/04 10:45 - [ 14] Visit: 08 Visit Priority: Visit Requirements: PCS MODE FINE; SAME ORIENT AS 01 On Hold Comments: Additional Comments: While when this visit occurs is not constrained it is important that it have the same orientation as that of visit 1. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 M15 ACS/HRC ACCUM HRC-FIX F220W CR-SPLIT=2,FLASHEXP=NONE, 1 580 S PATTERN 1 1 GAIN=2,SIZEAXIS2=FULL ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ M15 1 ACS/HRC ACCUM HRC-FIX F220W 1 none none 1 1 N/A M15 1 ACS/HRC ACCUM HRC-FIX F220W 1 none none 2 1 N/A M15 1 ACS/HRC ACCUM HRC-FIX F220W 2 none none 1 1 N/A M15 1 ACS/HRC ACCUM HRC-FIX F220W 2 none none 2 1 N/A M15 1 ACS/HRC ACCUM HRC-FIX F220W 3 none none 1 1 N/A M15 1 ACS/HRC ACCUM HRC-FIX F220W 3 none none 2 1 N/A M15 1 ACS/HRC ACCUM HRC-FIX F220W 4 none none 1 1 N/A M15 1 ACS/HRC ACCUM HRC-FIX F220W 4 none none 2 1 N/A 9792( 6) - 11/10/04 10:45 - [ 15] Summary Form for Proposal 9792 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures SBC-FIX HRC-FIX ------------------------------------------------------------------------------------------------------------------------------------ Configurations ACS/SBC ACS/HRC ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters CR-SPLIT=2 FLASHEXP=NONE GAIN=2 SIZEAXIS2=FULL ------------------------------------------------------------------------------------------------------------------------------------ Proposal Category GO ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements PCS MODE FINE EXPAND; MAX DUR 750.0 %; MIN DUR 50.0 % EXPAND; MAX DUR 300.0 %; MIN DUR 50.0 % PCS MODE FINE; SAME ORIENT AS 01; AFTER 01 BY 9 D TO 19 D PCS MODE FINE; SAME ORIENT AS 01; AFTER 02 BY 9 D TO 19 D PCS MODE FINE; SAME ORIENT AS 01; AFTER 03 BY 9 D TO 19 D PCS MODE FINE; SAME ORIENT AS 01; AFTER 04 BY 9 D TO 19 D PCS MODE FINE; SAME ORIENT AS 01; AFTER 05 BY 8 D TO 19 D PCS MODE FINE; SAME ORIENT AS 01 PATTERN 1 1 ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F140LP F150LP F165LP F220W ------------------------------------------------------------------------------------------------------------------------------------ Target Names M15 ------------------------------------------------------------------------------------------------------------------------------------