6192( 6) - 08/23/95 11:11 - [ 1] PROPOSAL FOR HUBBLE SPACE TELESCOPE OBSERVATIONS ST ScI Use Only ID: 6192 Version: 6 Check-in Date: ********** 1.Proposal Title: CTE Calibration ------------------------------------------------------------------------------------ 2. Scientific Category 3. Proposal For 4. Cycle CAL/WFC 5 ------------------------------------------------------------------------------------ 5. Investigators Contact? PI: Casertano, Stefano STScI CoI: Gonzaga, Shireen STScI Y ------------------------------------------------------------------------------------ 6. Abstract Calibrate CTE effect for a range of star brightnesses and backgrounds. ------------------------------------------------------------------------------------ 6192( 6) - 08/23/95 11:11 - [ 2] Observations Description ------------------------ The crowded Omega Cen field is observed for 40 sec through F555W with gain 7, each with a preflash of 0, 5, 10, 20, 40, 80 and 160 electrons. As a gain check and calibration, it is observed at the same orientation with gain 15 twice at preflash levels of 0 and 160 electrons. The sequence is repeated with filter F814W. The first sequence is repeated again for F555W but begins with a VISFLAT observation. Next, a whole orbit is filled with 1 second exposures in order to investigate the effect of CTE on low signal level stars (but with high accumulated signal to noise). This orbit is done again (using F555W) but each subsequent image is shifted in increments of 5,5 PC pixels. The last orbit is the same sequence of observations, but each external exposure is preceded by a preflash of 40 electrons. Output -- After pipeline processing, each image will be reduced by aperture photometry to measure the star brightness, and how they depend on preflash level. This is a differential measurement, and gives no direct information about the slope of the CTE effect at high background levels. The absolute CTE can be estimated from 5646 (already run once with a raster in this field). Real Time Justification ----------------------- Calibration Justification ------------------------- Additional Comments ------------------- SCHEDULING COMMENTS: - Proposal currently written as a single visit requiring 6 orbits but may be broken into 2 or 3 visits for easier scheduling as long as same orientation is maintained. - Please try to execute entire proposal within 2 days. This is necessary to minimize the spacecraft temperature differences that result from orbital precession effects. - Please do not increase or decrease exposure time of the last observation in an orbit. - the proposal is written such that: lines 105-185 in orbit 1 lines 200-285 in orbit 2 lines 305- 385 in orbit 3 lines 401-421 in orbit 4 line 500 in orbit 5 lines 600-685 in orbit 6 - orbits 1, 2, 3, and 6 require manual-merging to put intflats in the same alignment as their associated external exposures. This is a time-saving measure. - Please execute the VISFLAT at the beginning of orbit 2 during occultation. FYI - Brad Whitmore selected the target star--it has lots of photometry information. It is star no. 1461 from Harris, AJ 1993, 105 1196. ------------------------------------------------------------------------------------ Data Distribution Media: 8MM Blocking Factor: 10 Ship To: PI_Address Ship Via: UPS Email: , ------------------------------------------------------------------------------------ 6192( 6) - 08/23/95 11:11 - [ 3] TARGET LIST a) Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 OMEGA-CEN CALIBRATION,PHOTOMETRIC RA=13H 25M 34.5S +/- 0.100S, J2000 V = 16.4 , DEC= -47D 35' 28.0" +/- 1.00" 6192( 6) - 08/23/95 11:11 - [ 4] Visit: 01 Visit Requirements: On Hold Comments: Additional Comments: Lines 105-185 in one orbit, lines 200-285 in one orbit. lines 305-385 in one orbit. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 105 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 40S ATD-GAIN=7 Comments: FYI-this observation corresponds to preflash of zero electrons ------------------------------------------------------------------------------------------------------------------------------------ 110 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 1.2S GAIN=7, BLADE=A Comments: FYI-preflash of 5 electrons. Assumes 4.9 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 115 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 40S SEQ 110-115 NON-INT ATD-GAIN=7 Comments: please manual-merge 110-115 into one alignment ------------------------------------------------------------------------------------------------------------------------------------ 120 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 2S GAIN=7, BLADE=A Comments: FYI-preflash of 10 electrons. Assumes 4.9 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 125 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 40S SEQ 120-125 NON-INT ATD-GAIN=7 Comments: please manual-merge 120-125 into one alignment ------------------------------------------------------------------------------------------------------------------------------------ 130 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 4S GAIN=7, BLADE=A Comments: FYI-preflash of 20 electrons. Assumes 4.9 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 135 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 40S SEQ 130-135 NON-INT ATD-GAIN=7 Comments: please manual-merge 130-135 into one alignment ------------------------------------------------------------------------------------------------------------------------------------ 140 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 8S GAIN=7, BLADE=A Comments: FYI-preflash of 40 electrons. Assumes 5.2 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 145 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 40S SEQ 140-145 NON-INT ATD-GAIN=7 Comments: please manual-merge 140-145 into one alignment ------------------------------------------------------------------------------------------------------------------------------------ 6192( 6) - 08/23/95 11:11 - [ 5] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 150 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 16S GAIN=7, BLADE=A Comments: FYI-preflash of 80 electrons. Assumes 5.2 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 155 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 40S SEQ 150-155 NON-INT ATD-GAIN=7 Comments: please manual-merge 150-155 into one alignment ------------------------------------------------------------------------------------------------------------------------------------ 160 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 30S GAIN=7, BLADE=A Comments: FYI-preflash of 160 electrons. Assumes 5.2 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 165 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 40S SEQ 160-165 NON-INT ATD-GAIN=7 Comments: please manual-merge 160-165 into one alignment ------------------------------------------------------------------------------------------------------------------------------------ 170 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 40S ATD-GAIN=15 Comments: FYI-this observation corresponds to preflash of zero electrons ------------------------------------------------------------------------------------------------------------------------------------ 180 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 30S GAIN=15, BLADE=A Comments: FYI-preflash of 160 electrons. Assumes 5.2 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 185 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 40S SEQ 180-185 NON-INT; END ORBIT ATD-GAIN=15 Comments: Please manual-merge 180-185 into one alignment. Please do not increase or decrease exposure time of last observation in orbit ------------------------------------------------------------------------------------------------------------------------------------ 200 VISFLAT WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1.2S ATD-GAIN=7, BLADE=A Comments: Please schedule VISFLAT during occultation before visibility period begins. VISFLAT needs to be read out but not necessary to save to tape. ------------------------------------------------------------------------------------------------------------------------------------ 205 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 40S AFTER BY 0M TO 20M ATD-GAIN=7 Comments: FYI-this observation corresponds to preflash of zero electrons ------------------------------------------------------------------------------------------------------------------------------------ 6192( 6) - 08/23/95 11:11 - [ 6] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 210 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 1.2S GAIN=7, BLADE=A Comments: FYI-preflash of 5 electrons. Assumes 4.9 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 215 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 40S SEQ 210-215 NON-INT ATD-GAIN=7 Comments: Please manual-merge 210-215 into one alignment ------------------------------------------------------------------------------------------------------------------------------------ 220 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 2S GAIN=7, BLADE=A Comments: FYI-preflash of 10 electrons. Assumes 4.9 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 225 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 40S SEQ 220-225 NON-INT ATD-GAIN=7 Comments: Please manual-merge 220-225 into one alignment ------------------------------------------------------------------------------------------------------------------------------------ 230 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 4S GAIN=7, BLADE=A Comments: FYI-preflash of 20 electrons. Assumes 4.9 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 235 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 40S SEQ 230-235 NON-INT ATD-GAIN=7 Comments: Please manual-merge 230-235 into one alignment ------------------------------------------------------------------------------------------------------------------------------------ 240 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 8S GAIN=7, BLADE=A Comments: FYI-preflash of 40 electrons. Assumes 5.2 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 245 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 40S SEQ 240-245 NON-INT ATD-GAIN=7 Comments: Please manual-merge 240-245 into one alignment ------------------------------------------------------------------------------------------------------------------------------------ 250 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 16S GAIN=7, BLADE=A Comments: FYI-preflash of 80 electrons. Assumes 5.2 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 255 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 40S SEQ 250-255 NON-INT ATD-GAIN=7 Comments: Please manual-merge 250-255 into one alignment ------------------------------------------------------------------------------------------------------------------------------------ 6192( 6) - 08/23/95 11:11 - [ 7] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 260 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 30S GAIN=7, BLADE=A Comments: FYI-preflash of 160 electrons. Assumes 5.2 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 265 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 40S SEQ 260-265 NON-INT ATD-GAIN=7 Comments: Please manual-merge 260-265 into one alignment ------------------------------------------------------------------------------------------------------------------------------------ 270 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 40S ATD-GAIN=15 Comments: FYI-this observation corresponds to preflash of zero electrons ------------------------------------------------------------------------------------------------------------------------------------ 280 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 30S GAIN=15, BLADE=A Comments: FYI-preflash of 160 electrons. Assumes 5.2 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 285 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 40S SEQ 280-285 NON-INT; END ORBIT ATD-GAIN=15 Comments: Please manual-merge 280-285 into one alignment. Please do not increase or decrease exposure time of last observation in orbit ------------------------------------------------------------------------------------------------------------------------------------ 305 OMEGA-CEN WFPC2 IMAGE WF4 F814W CR-SPLIT=NO, 1 40S ATD-GAIN=7 Comments: FYI-this observation corresponds to preflash of zero electrons ------------------------------------------------------------------------------------------------------------------------------------ 310 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 1.2S GAIN=7, BLADE=A Comments: FYI-preflash of 5 electrons. Assumes 4.95 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 315 OMEGA-CEN WFPC2 IMAGE WF4 F814W CR-SPLIT=NO, 1 40S SEQ 310-315 NON-INT ATD-GAIN=7 Comments: Please manual-merge 310-315 into one alignment ------------------------------------------------------------------------------------------------------------------------------------ 320 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 2S GAIN=7, BLADE=A Comments: FYI-preflash of 10 electrons. Assumes 4.9 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 325 OMEGA-CEN WFPC2 IMAGE WF4 F814W CR-SPLIT=NO, 1 40S SEQ 320-325 NON-INT ATD-GAIN=7 Comments: Please manual-merge 320-325 into one alignment ------------------------------------------------------------------------------------------------------------------------------------ 6192( 6) - 08/23/95 11:11 - [ 8] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 330 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 4S GAIN=7, BLADE=A Comments: FYI-preflash of 20 electrons. Assumes 4.9 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 335 OMEGA-CEN WFPC2 IMAGE WF4 F814W CR-SPLIT=NO, 1 40S SEQ 330-335 NON-INT ATD-GAIN=7 Comments: Please manual-merge 330-335 into one alignment ------------------------------------------------------------------------------------------------------------------------------------ 340 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 8S GAIN=7, BLADE=A Comments: FYI-preflash of 40 electrons. Assumes 5.2 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 345 OMEGA-CEN WFPC2 IMAGE WF4 F814W CR-SPLIT=NO, 1 40S SEQ 340-345 NON-INT ATD-GAIN=7 Comments: Please manual-merge 340-345 into one alignment ------------------------------------------------------------------------------------------------------------------------------------ 350 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 16S GAIN=7, BLADE=A Comments: FYI-preflash of 80 electrons. Assumes 5.2 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 355 OMEGA-CEN WFPC2 IMAGE WF4 F814W CR-SPLIT=NO, 1 40S SEQ 350-355 NON-INT ATD-GAIN=7 Comments: Please manual-merge 350-355 into one alignment ------------------------------------------------------------------------------------------------------------------------------------ 360 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 30S GAIN=7, BLADE=A Comments: FYI-preflash of 160 electrons. Assumes 5.2 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 365 OMEGA-CEN WFPC2 IMAGE WF4 F814W CR-SPLIT=NO, 1 40S SEQ 360-365 NON-INT ATD-GAIN=7 Comments: Please manual-merge 360-365 into one alignment ------------------------------------------------------------------------------------------------------------------------------------ 370 OMEGA-CEN WFPC2 IMAGE WF4 F814W CR-SPLIT=NO, 1 40S ATD-GAIN=15 Comments: FYI-correspond to preflash of zero seconds. ------------------------------------------------------------------------------------------------------------------------------------ 380 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 30S GAIN=15, BLADE=A Comments: FYI-preflash of 160 electrons. Assumes 5.2 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 6192( 6) - 08/23/95 11:11 - [ 9] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 385 OMEGA-CEN WFPC2 IMAGE WF4 F814W CR-SPLIT=NO, 1 40S SEQ 380-385 NON-INT; END ORBIT ATD-GAIN=15 Comments: Please manual-merge 380-385 into one alignment. Please do not increase or decrease exposure time of last observation in orbit ------------------------------------------------------------------------------------------------------------------------------------ 6192( 6) - 08/23/95 11:11 - [ 10] Visit: 02 Visit Requirements: On Hold Comments: Additional Comments: lines 401-421 in one orbit. line 500 in one orbit. lines 600-685 in one orbit. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 401 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7 Comments: FYI-lines 401-421 corresponds to preflash of zero electrons. ------------------------------------------------------------------------------------------------------------------------------------ 402 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7, READ=4 ------------------------------------------------------------------------------------------------------------------------------------ 403 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7, READ=4 ------------------------------------------------------------------------------------------------------------------------------------ 404 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7 ------------------------------------------------------------------------------------------------------------------------------------ 405 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7, READ=4 ------------------------------------------------------------------------------------------------------------------------------------ 406 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7, READ=4 ------------------------------------------------------------------------------------------------------------------------------------ 407 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7 ------------------------------------------------------------------------------------------------------------------------------------ 408 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7, READ=4 ------------------------------------------------------------------------------------------------------------------------------------ 409 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7, READ=4 ------------------------------------------------------------------------------------------------------------------------------------ 410 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7 ------------------------------------------------------------------------------------------------------------------------------------ 411 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7 ------------------------------------------------------------------------------------------------------------------------------------ 412 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7, READ=4 ------------------------------------------------------------------------------------------------------------------------------------ 6192( 6) - 08/23/95 11:11 - [ 11] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 413 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7 ------------------------------------------------------------------------------------------------------------------------------------ 414 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7, READ=4 ------------------------------------------------------------------------------------------------------------------------------------ 415 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7, READ=4 ------------------------------------------------------------------------------------------------------------------------------------ 416 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7 ------------------------------------------------------------------------------------------------------------------------------------ 417 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7, READ=4 ------------------------------------------------------------------------------------------------------------------------------------ 418 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7, READ=4 ------------------------------------------------------------------------------------------------------------------------------------ 419 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7 ------------------------------------------------------------------------------------------------------------------------------------ 420 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7, READ=4 ------------------------------------------------------------------------------------------------------------------------------------ 421 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S END ORBIT ATD-GAIN=7 Comments: Absolutely do not increase or decrease exposure time of last observation in orbit ------------------------------------------------------------------------------------------------------------------------------------ 500 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S SPATIAL SCAN 1 500 ATD-GAIN=7, SCAN-READ=ALL Comments: FYI-corresponds to preflash of zero electrons. ------------------------------------------------------------------------------------------------------------------------------------ 600 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 8S GAIN=7, BLADE=A Comments: FYI-preflash of 40 electrons. Assumes 5.2 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 605 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S ATD-GAIN=7 Comments: please manual-merge 600-605 into one alignnment. to save overheads. FYI-no shift for this image ------------------------------------------------------------------------------------------------------------------------------------ 6192( 6) - 08/23/95 11:11 - [ 12] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 610 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 8S GAIN=7, BLADE=A Comments: FYI-preflash of 40 electrons. Assumes 5.2 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 615 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S POS TARG 0.23,0.23 ATD-GAIN=7 Comments: please manual-merge 610-615 into one alignnment to save overheads. FYI-shift by 5,5 PC pixels ------------------------------------------------------------------------------------------------------------------------------------ 620 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 8S GAIN=7, BLADE=A Comments: FYI-preflash of 40 electrons. Assumes 5.2 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 625 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S POS TARG 0.46,0.46 ATD-GAIN=7 Comments: please manual-merge 620-625 into one alignnment to save overhead. FYI-shift by 10,10 PC pixels ------------------------------------------------------------------------------------------------------------------------------------ 630 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 8S GAIN=7, BLADE=A Comments: FYI-preflash of 40 electrons. Assumes 5.2 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 635 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S POS TARG 0.69,0.69 ATD-GAIN=7 Comments: please manual-merge 630-635 into one alignnment to save overhead. FYI-shift by 15,15 PC pixels ------------------------------------------------------------------------------------------------------------------------------------ 640 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 8S GAIN=7, BLADE=A Comments: FYI-preflash of 40 electrons. Assumes 5.2 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 645 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S POS TARG 0.92,0.92 ATD-GAIN=7 Comments: please manual-merge 640-645 into one alignnment to save overhead. FYI-shift by 20,20 PC pixels. ------------------------------------------------------------------------------------------------------------------------------------ 650 INTFLAT WFPC2 IMAGE WF4 F502N READ=NO, ATD- 1 8S GAIN=7, BLADE=A Comments: FYI-preflash of 40 electrons. Assumes 5.2 electrons/sec in WF3 and shutter blade A ------------------------------------------------------------------------------------------------------------------------------------ 6192( 6) - 08/23/95 11:11 - [ 13] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 655 OMEGA-CEN WFPC2 IMAGE WF4 F555W CR-SPLIT=NO, 1 1S POS TARG 1.15,1.15 ATD-GAIN=7 Comments: please manual-merge 650-655 into one alignnment to save overhead. FYI-shift by 25,25 PC pixels ------------------------------------------------------------------------------------------------------------------------------------ 6192( 6) - 08/23/95 11:11 - [ 14] Scan Paramters Form ------------------------------------------------------------------------------------------------------------------------------------ Data ID: 1 Exposure Logsheet lines: FGS Scan: D Dwell Only: dwell points/line: 14 Seconds per dwell: 1.00 Scan width (arc-secs): 0.0000 Scan length (arc-secs): 4.5500 Angle between sides (degrees) 0.00 Number of lines: 1 Scan rate (arc-sec/sec): 0.0000 PA of first scan line (degrees) 45.000 Scan frame (CEL or S/C): S/C Length Offset (arc-sec): 0.0000 Width Offset (arc-sec): 0.0000 ------------------------------------------------------------------------------------------------------------------------------------ 6192( 6) - 08/23/95 11:11 - [ 15] Summary Form for Proposal 6192 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Configurations WFPC2 ------------------------------------------------------------------------------------------------------------------------------------ Opmodes IMAGE ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters CR-SPLIT=NO ATD-GAIN=7 BLADE=A READ=NO ATD-GAIN=15 READ=4 SCAN-READ=ALL ------------------------------------------------------------------------------------------------------------------------------------ Proposal Category CAL/WFC ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements SEQ 110-115 NON-INT SEQ 120-125 NON-INT SEQ 130-135 NON-INT SEQ 140-145 NON-INT SEQ 150-155 NON-INT SEQ 160-165 NON-INT SEQ 180-185 NON-INT; END ORBIT AFTER BY 0M TO 20M SEQ 210-215 NON-INT SEQ 220-225 NON-INT SEQ 230-235 NON-INT SEQ 240-245 NON-INT SEQ 250-255 NON-INT SEQ 260-265 NON-INT SEQ 280-285 NON-INT; END ORBIT SEQ 310-315 NON-INT SEQ 320-325 NON-INT SEQ 330-335 NON-INT SEQ 340-345 NON-INT SEQ 350-355 NON-INT SEQ 360-365 NON-INT SEQ 380-385 NON-INT; END ORBIT SPATIAL SCAN 1 500 POS TARG 0.23,0.23 POS TARG 0.46,0.46 POS TARG 0.69,0.69 POS TARG 0.92,0.92 POS TARG 1.15,1.15 ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F555W F502N F814W ------------------------------------------------------------------------------------------------------------------------------------ Target Names OMEGA-CEN INTFLAT VISFLAT ------------------------------------------------------------------------------------------------------------------------------------