Page 1 PROPOSAL FOR HUBBLE SPACE TELESCOPE OBSERVATIONS ST ScI Use Only ID 5598 Report Date: 18-Jul-95:17:43 Version: ********** Check-in Date: ********** 1.Proposal Title: GHRS SIDE 2 APERTURE OFFSETS--CYCLE 4 ------------------------------------------------------------------------------------ 2. Scientific Category 3. Proposal For 4. Proposal Type 5. Continuation ID CAL/HRS Sub Category ------------------------------------------------------------------------------------ 6. Principal Investigator Institution Country Telephone Stephen J. Hulbert SPACE TELESCOPE SCIENCE INST USA 301-338-4911 ------------------------------------------------------------------------------------ 7. Abstract This proposal details the observations needed to adequately define the wavelength offsets between the LSA and SSA for the side 2 gratings. ------------------------------------------------------------------------------------ 8. Scientific Key Words: CALIBRATION SPECTROSCOPY, UV ------------------------------------------------------------------------------------ 9. Est obs time (hours) pri: 7.70 par: 0 10. Num targs pri: 1 par: 0 ------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------ Page 2 I. GENERAL FORM Proposal 5598 PI: Stephen J. Hulbert Proposal Title: GHRS SIDE 2 APERTURE OFFSETS--CYCLE 4 ------------------------------------------------------------------------------------ 1. Proposers: Proposers Institution Country ESA ------------------------------------------------------------------------------------ Steve Hulbert ST SCI USA Dave Soderblom ST SCI USA Lisa Sherbert ST SCI USA ------------------------------------------------------------------------------------ 3. Description of proposed observations. The strategy is to observe at a series of carrousel positions across each grating (order) in the LSA and SSA, taking a WAVECAL spectrum before each object spectrum. The wavelength coverage is needed as pre- launch calibrations of the SC1/SC2-SSA offsets were found to vary nonlinearly with wavelength. Part 1: LSA 1. ACQ w/ MIRROR-A2 2. ACQ/PEAKUP w/ MIRROR-A2 3. Three sets of WAVECALs and ACCUMs with G160M 4. Three sets of WAVECALs and ACCUMs with G200M 5. Three sets of WAVECALs and ACCUMs with G270M 6. Three sets of WAVECALs and ACCUMs with ECH-B with each set a particular MLAMBDA over three spectral orders (Total of 9 pairs of spectra) Part 2: SSA 1. ACQ/PEAKUP w/ MIRROR-A2 2. Repeat 3-6 above Exposure times are the minimum exposure time for the default STEPPATT which should give a minimum signal-to- noise of about 20. ------------------------------------------------------------------------------------ 4. Justification of need for HST observations. The calibration of aperture offsets is required to permit assignment of good wavelengths for observations obtained in the LSA. This information is recorded in the CDBS table CZCCR8R which is used in the pipeline processing of GHRS data. ------------------------------------------------------------------------------------ 5. Description of special scheduling requirements. No special scheduling requirements. ------------------------------------------------------------------------------------ 11. Address Information Name: Stephen J. Hulbert Category: PI Institution: SPACE TELESCOPE SCIENCE INSTITUTE Address: City: State: Zip Code: Country: USA Telephone: 301-338-4911 Telex (or e-mail): ------------------------------------------------------------------------------------ Name: David R. Soderblom Category: CON Institution: SPACE TELESCOPE SCIENCE INSTITUTE Address: City: State: Zip Code: Country: USA Telephone: 301-338-4543 Telex (or e-mail): ------------------------------------------------------------------------------------ Name: Lisa E. Sherbert Category: CON Institution: SPACE TELESCOPE SCIENCE INSTITUTE Address: City: State: Zip Code: Country: USA Telephone: 301-338-5036 Telex (or e-mail): ------------------------------------------------------------------------------------ TARGET LIST a) Fixed Targets ID = 5598 [ 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 HD141556 CHI J,704 RA=15H 47M 46.468S +/- 0.2", 1950 V=+5 1 V=3.95+/-.05, TYPE=BP -LUP DEC=-33D 28' 35.36" +/- 0.2" 2 F-CONT(1362)=1.8 E-10 3 F-CONT(1868)=1.9 E-10 4 F-CONT(2682)=1.0 E-10 Comments: BP HG MN STAR Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) B 1950.00 -0.0075 +/- 0.0083 -0.0320 +/- 0.0100 0.0000 +/- 0.0000 ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 5598 [ 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 ------------------------------------------------------------------------------------------------------------------------------------ 1 DEFINE WAVE HRS ACCUM # # 1 1 DEF 20 4 1 SPEC ------------------------------------------------------------------------------------------------------------------------------------ 2 DEFINE HD141556 HRS ACCUM # # 1 1 27.2S 30 4 1 SPEC ------------------------------------------------------------------------------------------------------------------------------------ 100 HD141556 HRS ACQ 2.0 MIRROR-A2 SEARCH-SIZE=5 1 5.0S 10 1 1 ONBOARD ACQ FOR BRIGHT=RETURN 105 CYCLE 4/ 100-978 GROUP 100-978 WITHIN 1D ------------------------------------------------------------------------------------------------------------------------------------ 105 HD141556 HRS ACQ/ 2.0 MIRROR-A2 1 20.4S 10 1 1 ONBOARD ACQ FOR PEAKUP 110-640 ------------------------------------------------------------------------------------------------------------------------------------ 110 HD141556 HRS IMAGE 2.0 MIRROR-A2 NX=16 1 51.2S 10 4 1 NY=16 DELTA-X=4 DELTA-Y=4 ------------------------------------------------------------------------------------------------------------------------------------ 200 USE 2.0 G160M X1250 SPEC ------------------------------------------------------------------------------------------------------------------------------------ 220 USE 2.0 G160M X1650 SPEC ------------------------------------------------------------------------------------------------------------------------------------ 240 USE 2.0 G160M X2050 SPEC ------------------------------------------------------------------------------------------------------------------------------------ 310 USE 2.0 G200M X1850 SPEC ------------------------------------------------------------------------------------------------------------------------------------ 320 USE 2.0 G200M X2050 SPEC ------------------------------------------------------------------------------------------------------------------------------------ 330 USE 2.0 G200M X2250 SPEC ------------------------------------------------------------------------------------------------------------------------------------ 400 USE 2.0 G270M X2050 SPEC ------------------------------------------------------------------------------------------------------------------------------------ 420 USE 2.0 G270M X2650 SPEC ------------------------------------------------------------------------------------------------------------------------------------ 440 USE 2.0 G270M X3250 SPEC ------------------------------------------------------------------------------------------------------------------------------------ 540 USE 2.0 ECH-B X2926.3 SPEC 2 ------------------------------------------------------------------------------------------------------------------------------------ 550 USE 2.0 ECH-B X2417.3 SPEC 9 ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 5598 [ 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 ------------------------------------------------------------------------------------------------------------------------------------ 560 USE 2.0 ECH-B X2059.2 SPEC 6 ------------------------------------------------------------------------------------------------------------------------------------ 580 USE 2.0 ECH-B X2957.8 SPEC 9 ------------------------------------------------------------------------------------------------------------------------------------ 590 USE 2.0 ECH-B X2443.4 SPEC 8 ------------------------------------------------------------------------------------------------------------------------------------ 600 USE 2.0 ECH-B X2081.4 SPEC 8 ------------------------------------------------------------------------------------------------------------------------------------ 620 USE 2.0 ECH-B X2989.4 SPEC 7 ------------------------------------------------------------------------------------------------------------------------------------ 630 USE 2.0 ECH-B X2469.5 SPEC 6 ------------------------------------------------------------------------------------------------------------------------------------ 640 USE 2.0 ECH-B X2103.7 SPEC 0 ------------------------------------------------------------------------------------------------------------------------------------ 700 HD141556 HRS ACQ 2.0 MIRROR-A2 SEARCH-SIZE=5 1 5.0S 10 1 1 ONBOARD ACQ FOR BRIGHT=RETURN 705 ------------------------------------------------------------------------------------------------------------------------------------ 705 HD141556 HRS ACQ/ 0.25 MIRROR-A2 SEARCH-SIZE=5 1 5S 10 1 1 ONBOARD ACQ FOR PEAKUP 800-978 ------------------------------------------------------------------------------------------------------------------------------------ 800 USE 0.25 G160M X1250 SPEC ------------------------------------------------------------------------------------------------------------------------------------ 820 USE 0.25 G160M X1650 SPEC ------------------------------------------------------------------------------------------------------------------------------------ 840 USE 0.25 G160M X2050 SPEC ------------------------------------------------------------------------------------------------------------------------------------ 910 USE 0.25 G200M X1850 SPEC ------------------------------------------------------------------------------------------------------------------------------------ 920 USE 0.25 G200M X2050 SPEC ------------------------------------------------------------------------------------------------------------------------------------ 930 USE 0.25 G200M X2250 SPEC ------------------------------------------------------------------------------------------------------------------------------------ 932 USE 0.25 G270M X2050 SPEC ------------------------------------------------------------------------------------------------------------------------------------ 936 USE 0.25 G270M X2650 SPEC ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 5598 [ 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 ------------------------------------------------------------------------------------------------------------------------------------ 940 USE 0.25 G270M X3250 SPEC ------------------------------------------------------------------------------------------------------------------------------------ 958 USE 0.25 ECH-B X2926.3 SPEC 2 ------------------------------------------------------------------------------------------------------------------------------------ 960 USE 0.25 ECH-B X2417.3 SPEC 9 ------------------------------------------------------------------------------------------------------------------------------------ 962 USE 0.25 ECH-B X2059.2 SPEC 6 ------------------------------------------------------------------------------------------------------------------------------------ 966 USE 0.25 ECH-B X2957.8 SPEC 9 ------------------------------------------------------------------------------------------------------------------------------------ 968 USE 0.25 ECH-B X2443.4 SPEC 8 ------------------------------------------------------------------------------------------------------------------------------------ 970 USE 0.25 ECH-B X2081.4 SPEC 8 ------------------------------------------------------------------------------------------------------------------------------------ 974 USE 0.25 ECH-B X2989.4 SPEC 7 ------------------------------------------------------------------------------------------------------------------------------------ 976 USE 0.25 ECH-B X2469.5 SPEC 6 ------------------------------------------------------------------------------------------------------------------------------------ 978 USE 0.25 ECH-B X2103.7 SPEC 0 ------------------------------------------------------------------------------------------------------------------------------------ Summary Form for Proposal 5598 [ 7] Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Configurations HRS ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ACQ ACQ/PEAKUP IMAGE ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters SEARCH-SIZE=5 BRIGHT=RETURN NX=16 NY=16 DELTA-X=4 DELTA-Y=4 ------------------------------------------------------------------------------------------------------------------------------------ Proposal for CAL/HRS ------------------------------------------------------------------------------------------------------------------------------------ S/C Hours 7.70 ------------------------------------------------------------------------------------------------------------------------------------ Scientific Category ------------------------------------------------------------------------------------------------------------------------------------ Scientific Sub-category ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements ONBOARD ACQ FOR 105; CYCLE 4/ 100-978; GROUP 100-978 WITHIN 1D; ONBOARD ACQ FOR 110-640; ONBOARD ACQ FOR 705; ONBOARD ACQ FOR 800-978; ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements # MIRROR-A2 G160M G200M G270M ECH-B ------------------------------------------------------------------------------------------------------------------------------------ Target Names HD141556 CHI-LUP ------------------------------------------------------------------------------------------------------------------------------------