10835( 5) - 08/08/06 12:29 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 10835 Version: 5 Check-in Time: 08-Aug-2006 16:28:46 STScI Edit Number: Title Probing The Globular Cluster / Low Mass X-ray Binary Connection in Early-type Galaxies At Low X-ray Luminosities ------------------------------------------------------------------------------------ Type Cycle Parallel Pointing Tolerance GO 15 ------------------------------------------------------------------------------------ Investigators Contact? PI: Mr. Gregory R. Sivakoff The University of Virginia CoI: Dr. Andres Jordan European Southern Observatory - Germany N CoI: Dr. Adrienne M. Juett The University of Virginia N CoI: Dr. Craig L. Sarazin The University of Virginia N ------------------------------------------------------------------------------------ Abstract Combined high-resolution imaging from Hubble and Chandra (CXO) has revolutionized our understanding of extragalactic low-mass X-ray binaries (LMXBs) and globular clusters (GCs), yet their connection in early-type galaxies has remained unstudied at the luminosities of the Galactic LMXBs in GCs. NGC 4278 and 3379 will be the first two prototypical elliptical galaxies with deep CXO observations enabling the study of LMXBs at lower luminosities. We propose mosaic ACS observations of both galaxies (5 fields per galaxy) that will provide the most comprehensive view into the connection between GCs and LMXBs in early-type galaxies. We will detect ~860 and ~270 GCs in all of NGC 4278 and NGC 3379, respectively. These two galaxies will have among the greatest number of detected GC-LMXBs to date (~130 & 50) and will include the faintest GC-LMXBs in a normal early-type galaxy. We will measure the fraction of GCs which contain LMXBs, as a function of X-ray luminosity, galactocentric distance, color, and GC half-light radius. Using the radial profiles of optical light, GCs, and LMXBs, we will determine the percentage of field LMXBs which may have originated in GCs. We will use the measured GC properties over the entire extent of both galaxies to constrain theories of GC formation and evolution. ------------------------------------------------------------------------------------ 10835( 5) - 08/08/06 12:29 - [ 2] Observations Description ------------------------ Our science goal is to obtain a nearly complete census of globular clusters in NGC 3379 and NGC 4278, and make comparisons to the low-mass X-ray binary population using the ACS/WFC. For each galaxy, we will perform a 2x2 mosaic plus an additional central field to cover beyond the isophotal 25 mag arcsec^-2 surface. We will observe the central fields in F475W for 676s total exposure and in F850LP for 1150s total exposure using 2-point hot-pixel dither patterns plus a 90s exposure to avoid saturation at the galaxy center. For the 2x2 mosaic fields (accomplished by POS_TARG offsets from the central fields), we will observe in F475W for 702s total exposure using a 2-point hot-pixel dither pattern and in F850LP for 1200s total exposure using a 3-point hot-pixel dither pattern. Our chosen dither patterns optimize the rejection of hot pixels and cosmic rays while maximizing total exposure time. NGC 3379 is schedulable for 113 days, while NGC 4278 is schedulable for 122 days. Real Time Justification ----------------------- Calibration Justification ------------------------- Additional Comments ------------------- The 2x2 mosaic fields are currently constrained to have the same orientation as the central field. This requirement could be relaxed if scheduling difficulties arise. ------------------------------------------------------------------------------------ 10835( 5) - 08/08/06 12:29 - [ 3] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC-4278- GALAXY, ELLIPTICAL RA=12H20M7.7410S +/- 0.04", J2000 V=23.6 CENTER-FIELD DEC=+29D16'51.33" +/- 0.02" magnitude is that of a typical globular cluster in NGC 4278 Reference Frame: ICRS Comments: This object was generated by the targetselector and retrieved from the NED database. 2 NGC-3379- GALAXY, ELLIPTICAL RA=10H47M49.6000S +/- 0.5", J2000 V=22.9 CENTER-FIELD DEC=+12D34'53.90" +/- 0.5" magnitude is that of a typical globular cluster in NGC 3379 Reference Frame: ICRS Comments: This object was generated by the targetselector and retrieved from the NED database. 10835( 5) - 08/08/06 12:29 - [ 4] Patterns ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 1 Primary_Pattern Secondary_Pattern Pattern_Type ACS-WFC-DITHER-LINE Pattern_Purpose DITHER Number_Of_Points 2 Point_Spacing 0.145 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 47.23 Angle_Between_Sides Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 2 Primary_Pattern Secondary_Pattern Pattern_Type ACS-WFC-DITHER-LINE Pattern_Purpose DITHER Number_Of_Points 3 Point_Spacing 0.145 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 47.23 Angle_Between_Sides Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ 10835( 5) - 08/08/06 12:29 - [ 5] Visit: 01 Visit Priority: Visit Requirements: On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC-3379-CE ACS/WFC ACCUM WFCENTER F850LP CR-SPLIT=NO 1 90 S NTER-FIELD ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-3379-CE ACS/WFC ACCUM WFCENTER F850LP CR-SPLIT=NO 1 575 S PATTERN 1 2 NTER-FIELD ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC-3379-CE ACS/WFC ACCUM WFCENTER F475W CR-SPLIT=NO 1 338.1 S PATTERN 1 3 NTER-FIELD ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ NGC-3379-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP none none none none 1 N/A ELD NGC-3379-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F850LP 1 none none none 1 N/A ELD NGC-3379-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F850LP 2 none none none 1 N/A ELD NGC-3379-CENTER-FI 3 ACS/WFC ACCUM WFCENTER F475W 1 none none none 1 N/A ELD NGC-3379-CENTER-FI 3 ACS/WFC ACCUM WFCENTER F475W 2 none none none 1 N/A ELD 10835( 5) - 08/08/06 12:29 - [ 6] Visit: 02 Visit Priority: Visit Requirements: SAME ORIENT AS 01 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 NGC-3379-CE ACS/WFC ACCUM WFCENTER F850LP CR-SPLIT=NO 1 400 S POS TARG -96.497, NTER-FIELD -104.084; PATTERN 2 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-3379-CE ACS/WFC ACCUM WFCENTER F475W CR-SPLIT=NO 1 351 S POS TARG -96.497, NTER-FIELD -104.084; PATTERN 1 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC-3379-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 1 none none none 1 N/A ELD NGC-3379-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 2 none none none 1 N/A ELD NGC-3379-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 3 none none none 1 N/A ELD NGC-3379-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F475W 1 none none none 1 N/A ELD NGC-3379-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F475W 2 none none none 1 N/A ELD 10835( 5) - 08/08/06 12:29 - [ 7] Visit: 03 Visit Priority: Visit Requirements: SAME ORIENT AS 02 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 NGC-3379-CE ACS/WFC ACCUM WFCENTER F850LP CR-SPLIT=NO 1 400 S POS TARG -96.497, 89.298; NTER-FIELD PATTERN 2 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-3379-CE ACS/WFC ACCUM WFCENTER F475W CR-SPLIT=NO 1 351 S POS TARG -96.497, 89.298; NTER-FIELD PATTERN 1 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC-3379-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 1 none none none 1 N/A ELD NGC-3379-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 2 none none none 1 N/A ELD NGC-3379-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 3 none none none 1 N/A ELD NGC-3379-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F475W 1 none none none 1 N/A ELD NGC-3379-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F475W 2 none none none 1 N/A ELD 10835( 5) - 08/08/06 12:29 - [ 8] Visit: 04 Visit Priority: Visit Requirements: SAME ORIENT AS 02 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 NGC-3379-CE ACS/WFC ACCUM WFCENTER F850LP CR-SPLIT=NO 1 400 S POS TARG 96.497, 104.084; NTER-FIELD PATTERN 2 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-3379-CE ACS/WFC ACCUM WFCENTER F475W CR-SPLIT=NO 1 351 S POS TARG 96.497, 104.084; NTER-FIELD PATTERN 1 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC-3379-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 1 none none none 1 N/A ELD NGC-3379-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 2 none none none 1 N/A ELD NGC-3379-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 3 none none none 1 N/A ELD NGC-3379-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F475W 1 none none none 1 N/A ELD NGC-3379-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F475W 2 none none none 1 N/A ELD 10835( 5) - 08/08/06 12:29 - [ 9] Visit: 05 Visit Priority: Visit Requirements: SAME ORIENT AS 02 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 NGC-3379-CE ACS/WFC ACCUM WFCENTER F850LP CR-SPLIT=NO 1 400 S POS TARG 96.497,-89.298; NTER-FIELD PATTERN 2 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-3379-CE ACS/WFC ACCUM WFCENTER F475W CR-SPLIT=NO 1 351 S POS TARG 96.497,-89.298; NTER-FIELD PATTERN 1 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC-3379-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 1 none none none 1 N/A ELD NGC-3379-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 2 none none none 1 N/A ELD NGC-3379-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 3 none none none 1 N/A ELD NGC-3379-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F475W 1 none none none 1 N/A ELD NGC-3379-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F475W 2 none none none 1 N/A ELD 10835( 5) - 08/08/06 12:29 - [ 10] Visit: 06 Visit Priority: Visit Requirements: On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC-4278-CE ACS/WFC ACCUM WFCENTER F850LP CR-SPLIT=NO 1 90 S POS TARG 0, 20 NTER-FIELD ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-4278-CE ACS/WFC ACCUM WFCENTER F850LP CR-SPLIT=NO 1 575 S POS TARG 0, 20; PATTERN 1 NTER-FIELD 2 ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC-4278-CE ACS/WFC ACCUM WFCENTER F475W CR-SPLIT=NO 1 338.1 S POS TARG 0, 20; PATTERN 1 NTER-FIELD 3 ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ NGC-4278-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP none none none none 1 N/A ELD NGC-4278-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F850LP 1 none none none 1 N/A ELD NGC-4278-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F850LP 2 none none none 1 N/A ELD NGC-4278-CENTER-FI 3 ACS/WFC ACCUM WFCENTER F475W 1 none none none 1 N/A ELD NGC-4278-CENTER-FI 3 ACS/WFC ACCUM WFCENTER F475W 2 none none none 1 N/A ELD 10835( 5) - 08/08/06 12:29 - [ 11] Visit: 07 Visit Priority: Visit Requirements: On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC-4278-CE ACS/WFC ACCUM WFCENTER F850LP CR-SPLIT=NO 1 400 S POS TARG -47.5,-82.27; NTER-FIELD PATTERN 2 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-4278-CE ACS/WFC ACCUM WFCENTER F475W CR-SPLIT=NO 1 351 S POS TARG -47.5,-82.27; NTER-FIELD PATTERN 1 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC-4278-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 1 none none none 1 N/A ELD NGC-4278-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 2 none none none 1 N/A ELD NGC-4278-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 3 none none none 1 N/A ELD NGC-4278-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F475W 1 none none none 1 N/A ELD NGC-4278-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F475W 2 none none none 1 N/A ELD 10835( 5) - 08/08/06 12:29 - [ 12] Visit: 08 Visit Priority: Visit Requirements: On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC-4278-CE ACS/WFC ACCUM WFCENTER F850LP CR-SPLIT=NO 1 400 S POS TARG -47.5, 82.27; NTER-FIELD PATTERN 2 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-4278-CE ACS/WFC ACCUM WFCENTER F475W CR-SPLIT=NO 1 351 S POS TARG -47.5, 82.27; NTER-FIELD PATTERN 1 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC-4278-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 1 none none none 1 N/A ELD NGC-4278-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 2 none none none 1 N/A ELD NGC-4278-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 3 none none none 1 N/A ELD NGC-4278-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F475W 1 none none none 1 N/A ELD NGC-4278-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F475W 2 none none none 1 N/A ELD 10835( 5) - 08/08/06 12:29 - [ 13] Visit: 09 Visit Priority: Visit Requirements: On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC-4278-CE ACS/WFC ACCUM WFCENTER F850LP CR-SPLIT=NO 1 400 S POS TARG 47.5, 82.27; NTER-FIELD PATTERN 2 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-4278-CE ACS/WFC ACCUM WFCENTER F475W CR-SPLIT=NO 1 351 S POS TARG 47.5, 82.27; NTER-FIELD PATTERN 1 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC-4278-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 1 none none none 1 N/A ELD NGC-4278-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 2 none none none 1 N/A ELD NGC-4278-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 3 none none none 1 N/A ELD NGC-4278-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F475W 1 none none none 1 N/A ELD NGC-4278-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F475W 2 none none none 1 N/A ELD 10835( 5) - 08/08/06 12:29 - [ 14] Visit: 10 Visit Priority: Visit Requirements: On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC-4278-CE ACS/WFC ACCUM WFCENTER F850LP CR-SPLIT=NO 1 400 S POS TARG 107.5,-82.27; NTER-FIELD PATTERN 2 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC-4278-CE ACS/WFC ACCUM WFCENTER F475W CR-SPLIT=NO 1 351 S POS TARG 107.5,-82.27; NTER-FIELD PATTERN 1 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC-4278-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 1 none none none 1 N/A ELD NGC-4278-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 2 none none none 1 N/A ELD NGC-4278-CENTER-FI 1 ACS/WFC ACCUM WFCENTER F850LP 3 none none none 1 N/A ELD NGC-4278-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F475W 1 none none none 1 N/A ELD NGC-4278-CENTER-FI 2 ACS/WFC ACCUM WFCENTER F475W 2 none none none 1 N/A ELD 10835( 5) - 08/08/06 12:29 - [ 15] Summary Form for Proposal 10835 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures WFCENTER ------------------------------------------------------------------------------------------------------------------------------------ Configurations ACS/WFC ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters CR-SPLIT=NO ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements PATTERN 1 2; PATTERN 1 3; SAME ORIENT AS 01; POS TARG -96.497,-104.084; PATTERN 2 1; SAME ORIENT AS 02; POS TARG -96.497, 89.298; POS TARG 96.497, 104.084; POS TARG 96.497,-89.298; POS TARG 0, 20; POS TARG -47.5,-82.27; POS TARG -47.5, 82.27; POS TARG 47.5, 82.27; POS TARG 107.5,-82.27; ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F850LP F475W ------------------------------------------------------------------------------------------------------------------------------------ Target Names NGC-3379-CENTER-FIELD NGC-4278-CENTER-FIELD ------------------------------------------------------------------------------------------------------------------------------------