Page 1 PROPOSAL FOR HUBBLE SPACE TELESCOPE OBSERVATIONS ST ScI Use Only ID 5593 Report Date: 18-Jul-95:17:43 Version: ********** Check-in Date: ********** 1.Proposal Title: GHRS ECH-A BLAZE FUNCTION CALIBRATION--CYCLE 4 ------------------------------------------------------------------------------------ 2. Scientific Category 3. Proposal For 4. Proposal Type 5. Continuation ID CALIBRATION CAL/HRS Sub Category ------------------------------------------------------------------------------------ 6. Principal Investigator Institution Country Telephone Dennis C. Ebbets BALL AEROSPACE AND COMMUNICA USA (303)939-5964 ------------------------------------------------------------------------------------ 7. Abstract This proposal defines a series of observations that will provide data to calibrate the shape of the blaze (ripple) function for the GHRS Echelle A mode. It uses the UV standard star Mu Columbae, with an initial acquisition by mirror A1. The star is left centered in the LSA for the entire test. Nine carrousel positions are specified, centered on the peak of the blaze function, and extending far enough to both the short and long wavelength sides to include the entire free spectral range. OSCAN mode observations are used to record all orders between 33 and 49. ------------------------------------------------------------------------------------ 8. Scientific Key Words: HRS, CALIBRATION, SCIENCE VERIFICATION ------------------------------------------------------------------------------------ 9. Est obs time (hours) pri: 9.06 par: 0 10. Num targs pri: 1 par: 0 ------------------------------------------------------------------------------------ 11. Instruments requested: HRS ------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------ Page 2 I. GENERAL FORM Proposal 5593 PI: Dennis C. Ebbets Proposal Title: GHRS ECH-A BLAZE FUNCTION CALIBRATION--CYCLE 4 ------------------------------------------------------------------------------------ 1. Proposers: Proposers Institution Country ESA ------------------------------------------------------------------------------------ Dennis Ebbets BACG USA Steve Hulbert STSCI USA ------------------------------------------------------------------------------------ 3. Description of proposed observations. The star will be acquired with Mirror A1, using an RTB search a double locate, and two image mode maps. With the target well centered in the LSA a series of OSCAN exposures will be made to record orders 33-49 at nine carrousel positions. The adjacent positions are separated by 96 encoder steps, which allow about 50 diodes of overlap between the concatenated spectra. A substep pattern with four samples per diode width is used with exposure times calculated to give approximately 1000 counts per diode per spectral bin at most wavelengths. ------------------------------------------------------------------------------------ 7. Data reduction and analysis plans. The primary goal is to compare the observed count rates with the tabulated standard fluxes to derive the Echelle blaze function. We will also investigate interorder and inorder scattered light. ------------------------------------------------------------------------------------ 10. Resources to be supplied by investigator's institution(s). Data analysis Personnel Travel and Publications Support ------------------------------------------------------------------------------------ 11. Address Information Name: DENNIS C. EBBETS Category: PI Institution: BALL AEROSPACE and COMMUNICATIONS Address: PO Box 1062 AR1 City: Boulder State: CO Zip Code: 80306 Country: USA Telephone: 303 939 5964 Telex (or e-mail): ------------------------------------------------------------------------------------ Name: Steve Hulbert Category: CON Institution: STScI Address: 3700 San Martin Drive City: Baltimore State: MD Zip Code: 21218 Country: USA Telephone: 410 338 4911 Telex (or e-mail): ------------------------------------------------------------------------------------ TARGET LIST a) Fixed Targets ID = 5593 [ 3] ------------------------------------------------------------------------------------------------------------------------------------ 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial |Acqui|FLX| Flux data No | Name | Description | Position |Eqnx | Vel. |Prblm|REF| | | | | | | | | ------------------------------------------------------------------------------------------------------------------------------------ 1 MU-COL J,702 RA = 5H 45M 59.92S +/- 0.5S, 2000 1 V=5.17, TYPE = 09.5IV, E(B-V)=0.02 DEC = -32D 18' 22.8" +/- 2 F-CONT(1200)=1.5 E-9 0.3", 3 F-CONT(1500)=1.9 E-9 PLATE-ID=01WB 4 F-CONT(1700)=1.2 E-9 Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) B 1950.00 0.0040 +/- 0.0040 -0.0250 +/- 0.0030 0.0000 +/- 0.0000 ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 5593 [ 4] ------------------------------------------------------------------------------------------------------------------------------------ 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |10 | 11 | 12 |13 |14| 15 ------------------------------------------------------------------------------------------------------------------------------------ Line | Seq | Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | S/N |Flx|Pr| Special Number | Name | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| |Rel. Time|Ref| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 100 DEFINE MU-COL HRS OSCAN 2.0 ECH-A 1700.00 STEP-PATT=7 1 272.0S 30 4 1 EA3337 0 OSCAN-MIN=33 OSCAN-MAX=37 ------------------------------------------------------------------------------------------------------------------------------------ 110 DEFINE MU-COL HRS OSCAN 2.0 ECH-A 1516.21 STEP-PATT=7 1 272.0S 30 3 1 EA3746 6 OSCAN-MIN=37 OSCAN-MAX=46 ------------------------------------------------------------------------------------------------------------------------------------ 120 DEFINE MU-COL HRS OSCAN 2.0 ECH-A 1219.56 STEP-PATT=7 1 435.2S 30 2 1 EA4649 5 OSCAN-MIN=46 OSCAN-MAX=49 ------------------------------------------------------------------------------------------------------------------------------------ 130 MU-COL HRS ACQ 2.0 MIRROR-A1 SEARCH-SIZE=5 1 5.0S 50 1 1 ONBOARD ACQ FOR BRIGHT=RETURN 140 - 250 CYCLE 4 / 130 - 410 SEQ 130-410 WITHIN 2D Comments: STEP-TIME=0.2 SEC ------------------------------------------------------------------------------------------------------------------------------------ 140 MU-COL HRS ACQ/ 2.0 MIRROR-A1 1 102.0S 50 1 1 PEAKUP Comments: STEP-TIME=1.0 SEC ------------------------------------------------------------------------------------------------------------------------------------ 150 MU-COL HRS IMAGE 2.0 MIRROR-A1 NX=22 1 96.8S 30 1 1 NY=22 DELTA-X=4 DELTA-Y=4 ------------------------------------------------------------------------------------------------------------------------------------ 160 MU-COL HRS IMAGE 2.0 MIRROR-A1 NX=22 1 96.8S 30 1 1 NY=22 DELTA-X=2 DELTA-Y=2 ------------------------------------------------------------------------------------------------------------------------------------ 200 USE X0.9856 EA3337 ------------------------------------------------------------------------------------------------------------------------------------ 210 USE X0.9856 EA3746 ------------------------------------------------------------------------------------------------------------------------------------ 220 USE X0.9856 EA4649 ------------------------------------------------------------------------------------------------------------------------------------ 230 USE X0.9905 EA3337 ------------------------------------------------------------------------------------------------------------------------------------ 240 USE X0.9905 EA3746 ------------------------------------------------------------------------------------------------------------------------------------ 250 USE X0.9905 EA4649 ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 5593 [ 5] ------------------------------------------------------------------------------------------------------------------------------------ 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |10 | 11 | 12 |13 |14| 15 ------------------------------------------------------------------------------------------------------------------------------------ Line | Seq | Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | S/N |Flx|Pr| Special Number | Name | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| |Rel. Time|Ref| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 256 MU-COL HRS ACQ 2.0 MIRROR-A1 SEARCH-SIZE=5 1 5.0S 50 1 1 ONBOARD ACQ FOR BRIGHT=RETURN 257-310 Comments: STEP-TIME=0.2 SEC ------------------------------------------------------------------------------------------------------------------------------------ 257 MU-COL HRS ACQ/ 2.0 MIRROR-A1 1 102.0S 50 1 1 PEAKUP Comments: STEP-TIME=1.0 SEC ------------------------------------------------------------------------------------------------------------------------------------ 258 MU-COL HRS IMAGE 2.0 MIRROR-A1 NX=22 1 96.8S 30 1 1 NY=22 DELTA-X=4 DELTA-Y=4 ------------------------------------------------------------------------------------------------------------------------------------ 259 MU-COL HRS IMAGE 2.0 MIRROR-A1 NX=22 1 96.8S 30 1 1 NY=22 DELTA-X=2 DELTA-Y=2 ------------------------------------------------------------------------------------------------------------------------------------ 260 USE X0.9953 EA3337 ------------------------------------------------------------------------------------------------------------------------------------ 270 USE X0.9953 EA3746 ------------------------------------------------------------------------------------------------------------------------------------ 280 USE X0.9953 EA4649 ------------------------------------------------------------------------------------------------------------------------------------ 290 USE X1.0046 EA3337 ------------------------------------------------------------------------------------------------------------------------------------ 300 USE X1.0046 EA3746 ------------------------------------------------------------------------------------------------------------------------------------ 310 USE X1.0046 EA4649 ------------------------------------------------------------------------------------------------------------------------------------ 316 MU-COL HRS ACQ 2.0 MIRROR-A1 SEARCH-SIZE=5 1 5.0S 50 1 1 ONBOARD ACQ FOR BRIGHT=RETURN 317-340 Comments: STEP-TIME=0.2 SEC ------------------------------------------------------------------------------------------------------------------------------------ 317 MU-COL HRS ACQ/ 2.0 MIRROR-A1 1 102.0S 50 1 1 PEAKUP Comments: STEP-TIME=1.0 SEC ------------------------------------------------------------------------------------------------------------------------------------ 318 MU-COL HRS IMAGE 2.0 MIRROR-A1 NX=22 1 96.8S 30 1 1 NY=22 DELTA-X=4 DELTA-Y=4 ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 5593 [ 6] ------------------------------------------------------------------------------------------------------------------------------------ 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |10 | 11 | 12 |13 |14| 15 ------------------------------------------------------------------------------------------------------------------------------------ Line | Seq | Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | S/N |Flx|Pr| Special Number | Name | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| |Rel. Time|Ref| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 319 MU-COL HRS IMAGE 2.0 MIRROR-A1 NX=22 1 96.8S 30 1 1 NY=22 DELTA-X=2 DELTA-Y=2 ------------------------------------------------------------------------------------------------------------------------------------ 320 USE X1.0 EA3337 ------------------------------------------------------------------------------------------------------------------------------------ 330 USE X1.0 EA3746 ------------------------------------------------------------------------------------------------------------------------------------ 340 USE X1.0 EA4649 ------------------------------------------------------------------------------------------------------------------------------------ 356 MU-COL HRS ACQ 2.0 MIRROR-A1 SEARCH-SIZE=5 1 5.0S 50 1 1 ONBOARD ACQ FOR BRIGHT=RETURN 357-410 Comments: STEP-TIME=0.2 SEC ------------------------------------------------------------------------------------------------------------------------------------ 357 MU-COL HRS ACQ/ 2.0 MIRROR-A1 1 102.0S 50 1 1 PEAKUP Comments: STEP-TIME=1.0 SEC ------------------------------------------------------------------------------------------------------------------------------------ 358 MU-COL HRS IMAGE 2.0 MIRROR-A1 NX=22 1 96.8S 30 1 1 NY=22 DELTA-X=4 DELTA-Y=4 ------------------------------------------------------------------------------------------------------------------------------------ 359 MU-COL HRS IMAGE 2.0 MIRROR-A1 NX=22 1 96.8S 30 1 1 NY=22 DELTA-X=2 DELTA-Y=2 ------------------------------------------------------------------------------------------------------------------------------------ 360 USE X1.0091 EA3337 ------------------------------------------------------------------------------------------------------------------------------------ 370 USE X1.0091 EA3746 ------------------------------------------------------------------------------------------------------------------------------------ 380 USE X1.0091 EA4649 ------------------------------------------------------------------------------------------------------------------------------------ 390 USE X1.0136 EA3337 ------------------------------------------------------------------------------------------------------------------------------------ 400 USE X1.0136 EA3746 ------------------------------------------------------------------------------------------------------------------------------------ 410 USE X1.0136 EA4649 ------------------------------------------------------------------------------------------------------------------------------------ Summary Form for Proposal 5593 [ 7] Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Configurations HRS ------------------------------------------------------------------------------------------------------------------------------------ Opmodes OSCAN ACQ ACQ/PEAKUP IMAGE ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters STEP-PATT=7 OSCAN-MIN=33 OSCAN-MAX=37 OSCAN-MIN=37 OSCAN-MAX=46 OSCAN-MIN=46 OSCAN-MAX=49 SEARCH-SIZE=5 BRIGHT=RETURN NX=22 NY=22 DELTA-X=4 DELTA-Y=4 DELTA-X=2 DELTA-Y=2 ------------------------------------------------------------------------------------------------------------------------------------ Proposal for CAL/HRS ------------------------------------------------------------------------------------------------------------------------------------ S/C Hours 9.06 ------------------------------------------------------------------------------------------------------------------------------------ Scientific Category CALIBRATION ------------------------------------------------------------------------------------------------------------------------------------ Scientific Sub-category ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements ONBOARD ACQ FOR 140 - 250; CYCLE 4 / 130 - 410; SEQ 130-410 WITHIN 2D; ONBOARD ACQ FOR 257-310; ONBOARD ACQ FOR 317-340; ONBOARD ACQ FOR 357-410; ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements ECH-A MIRROR-A1 ------------------------------------------------------------------------------------------------------------------------------------ Target Names MU-COL ------------------------------------------------------------------------------------------------------------------------------------