15556( 2) - 06-Dec-2018 21:57:33 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 15556 Version: 2 Check-in Time: 06-Dec-2018 21:57:33 STScI Edit Number: 0 Title STIS CCD Full Field Sensitivity ------------------------------------------------------------------------------------ Type Cycle CAL/STIS 26 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. John Henry Debes Space Telescope Science Institute Y ------------------------------------------------------------------------------------ Abstract Measure a photometric standard star field in Omega Cen in 50CCD annually to monitor CCD sensitivity over the whole field of view. This test will give a direct transformation of the 50CCD magnitudes to the Johnson-Cousins system for red sources. These transformations should be accurate to 1%. The stability of these transformations will be measured to the sub-percent level. These observations also provide a check of the astrometric and PSF stability of the instrument over its full field of view. ------------------------------------------------------------------------------------ Observations Description ------------------------ Keep the spacecraft orientation within a suitable range (+/- 5 degrees) to keep the same stars in the same part of the CCD for every measurement. Removed darks and biases inherited from 14421 since it was unclear we wished to continue to monitor CTI in that fashion. Copied from 14968, John Debes Changes in 15556: Updated visit between dates to 2019 ------------------------------------------------------------------------------------ 15556( 2) - 06-Dec-2018 21:57:33 - [ 2] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC5139 CALIBRATION, RA=13H25M37.0400S +/- 0.1S, J2000 V = 14.5 PHOTOMETRIC DEC=-47D35'38.30" +/- 0.1", PLATE-ID=ZZZR Reference Frame: GSC1 Comments: NGC5139 IS THE PHOTOMETRIC STANDARD FIELD, KNOWN FROM WFPC2 For consistency with previous observations, we will keep the GSC1 coordinates. ------------------------------------------------------------------------------------------------------------------------------------ 15556( 2) - 06-Dec-2018 21:57:33 - [ 3] Patterns ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 1 Primary_Pattern Secondary_Pattern Pattern_Type STIS-CCD-BOX Pattern_Purpose DITHER Number_Of_Points 4 Point_Spacing 0.567 Line_Spacing 0.567 Coordinate_Frame POS-TARG Pattern_Orient 26.6 Angle_Between_Sides 143.130102 Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ 15556( 2) - 06-Dec-2018 21:57:33 - [ 4] Visit: 01 Visit Requirements: SCHED 60%; ORIENT 310.0D TO 310.0 D; BETWEEN 30-JAN-2019:00:00:00 AND 19-MAR-2019:00:00:00 On Hold Comments: Additional Comments: 50CCD image of NGC5139. Previous iterations set ORIENT range to 310 to 359, but to match most common orient used in 2001, 2002, and 2003, (but not 2004) will set orient to be exactly 310. See data from proposals 9622 and 8912, and from visit 2 of 8847. If possible, use same guide stars as visit 1 of proposal 9622. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 NGC5139 STIS/CCD ACCUM 50CCD MIRROR CR-SPLIT=5, GAIN=4 1 10.0 S (40 GSPAIR S) 3994304149F23994302202F3 ; GS ACQ SCENARIO BASE1B3; PATTERN 1 1 ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC5139 STIS/CCD ACCUM 50CCD MIRROR CR-SPLIT=2, GAIN=4 1 60.0 S (60 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC5139 STIS/CCD ACCUM 50CCD MIRROR AMP=C, CR-SPLIT=5, GAIN=4 1 10.0 S (10 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 NGC5139 STIS/CCD ACCUM 50CCD MIRROR AMP=C, CR-SPLIT=2, GAIN=4 1 60.0 S (60 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC5139 STIS/CCD ACCUM 50CCD MIRROR CR-SPLIT=5, GAIN=4, AMP=A 1 10.0 S (10 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 NGC5139 STIS/CCD ACCUM 50CCD MIRROR AMP=A, CR-SPLIT=2, GAIN=4 1 60.0 S (60 S) ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 1 none none 1 1 N/A NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 1 none none 2 1 N/A NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 1 none none 3 1 N/A NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 1 none none 4 1 N/A NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 1 none none 5 1 N/A NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 2 none none 1 1 N/A NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 2 none none 2 1 N/A NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 2 none none 3 1 N/A NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 2 none none 4 1 N/A NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 2 none none 5 1 N/A 15556( 2) - 06-Dec-2018 21:57:33 - [ 5] 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 | ------------------------------------------------------------------------------------------------------------------------------------ NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 3 none none 1 1 N/A NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 3 none none 2 1 N/A NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 3 none none 3 1 N/A NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 3 none none 4 1 N/A NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 3 none none 5 1 N/A NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 4 none none 1 1 N/A NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 4 none none 2 1 N/A NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 4 none none 3 1 N/A NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 4 none none 4 1 N/A NGC5139 1 STIS/CCD ACCUM 50CCD MIRROR 4 none none 5 1 N/A NGC5139 2 STIS/CCD ACCUM 50CCD MIRROR none none none 1 1 N/A NGC5139 2 STIS/CCD ACCUM 50CCD MIRROR none none none 2 1 N/A NGC5139 3 STIS/CCD ACCUM 50CCD MIRROR none none none 1 1 N/A NGC5139 3 STIS/CCD ACCUM 50CCD MIRROR none none none 2 1 N/A NGC5139 3 STIS/CCD ACCUM 50CCD MIRROR none none none 3 1 N/A NGC5139 3 STIS/CCD ACCUM 50CCD MIRROR none none none 4 1 N/A NGC5139 3 STIS/CCD ACCUM 50CCD MIRROR none none none 5 1 N/A NGC5139 4 STIS/CCD ACCUM 50CCD MIRROR none none none 1 1 N/A NGC5139 4 STIS/CCD ACCUM 50CCD MIRROR none none none 2 1 N/A NGC5139 5 STIS/CCD ACCUM 50CCD MIRROR none none none 1 1 N/A NGC5139 5 STIS/CCD ACCUM 50CCD MIRROR none none none 2 1 N/A NGC5139 5 STIS/CCD ACCUM 50CCD MIRROR none none none 3 1 N/A NGC5139 5 STIS/CCD ACCUM 50CCD MIRROR none none none 4 1 N/A NGC5139 5 STIS/CCD ACCUM 50CCD MIRROR none none none 5 1 N/A NGC5139 6 STIS/CCD ACCUM 50CCD MIRROR none none none 1 1 N/A NGC5139 6 STIS/CCD ACCUM 50CCD MIRROR none none none 2 1 N/A 15556( 2) - 06-Dec-2018 21:57:33 - [ 6] Summary Form for Proposal 15556 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures 50CCD ------------------------------------------------------------------------------------------------------------------------------------ Configurations STIS/CCD ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters AMP=A, AMP=C, CR-SPLIT=2, CR-SPLIT=5, GAIN=4 ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements BETWEEN 30-JAN-2019:00:00:00 AND 19-MAR-2019:00:00:00, GS ACQ SCENARIO BASE1B3, GSPAIR 3994304149F23994302202F3, ORIENT 310.0D TO 310.0 D, PATTERN 1 1, SCHED 60% ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements MIRROR ------------------------------------------------------------------------------------------------------------------------------------ Target Names NGC5139 ------------------------------------------------------------------------------------------------------------------------------------