Page 1 PROPOSAL FOR HUBBLE SPACE TELESCOPE OBSERVATIONS ST ScI Use Only ID 3030c Report Date: 09-May-96:17:50 Version: ********** Check-in Date: ********** 1.Proposal Title: MELNICK 42 - GHRS SAT AND ERO ------------------------------------------------------------------------------------ 2. Scientific Category 3. Proposal For 4. Proposal Type 5. Continuation ID STELLAR ASTROPHYSICS EROS Sub Category ------------------------------------------------------------------------------------ 6. Principal Investigator Institution Country Telephone Dr. Dennis C Ebbets BALL AEROSPACE USA (301) 338-1437 SYSTEMS ENGINEER ------------------------------------------------------------------------------------ 7. Abstract GHRS SAT and ERO observations of O3If star Melnick #42, in 30 Dor cluster in LMC ------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------ 9. Est obs time (hours) pri: 3.46 par: 0 10. Num targs pri: 1 par: 0 ------------------------------------------------------------------------------------ 11. Instruments requested: HRS WF/PC ------------------------------------------------------------------------------------ 12. Special sched req: Real Time obs. ------------------------------------------------------------------------------------ Page 2 I. GENERAL FORM Proposal 3030c PI: Dr. Dennis C Ebbets Proposal Title: MELNICK 42 - GHRS SAT AND ERO ------------------------------------------------------------------------------------ 1. Proposers: Proposers Institution Country ESA ------------------------------------------------------------------------------------ Dr. Dennis Ebbets BALL AEROSPACE USA Dr. Bruce Altner CSC USA Dr. Sally Heap GSFC USA ------------------------------------------------------------------------------------ 3. Description of proposed observations. PC F284W 0.23s PC F284W 2.30 s PC F284W 46 s PC F368M 0.23 s PC F368M 2.30 s PC F368M 46 s N1 interactive acq N1 LSA image G140L 1300 SC2, LSA G140L 1612 SC2, LSA N1 SSA peakup G140L 1300 SC1, SSA G140L 1612 SC1, SSA ------------------------------------------------------------------------------------ 6. Description of special calibration exposures. Interactive acquisition is requested. On-board acq probably not ready for SAT. ------------------------------------------------------------------------------------ 7. Data reduction and analysis plans. assessment of UV point spread function ability to use GHRS in spatially crowded fields GHRS LSA/SSA thorughput at short wavelengths LSA/SSA spectral resolution comparison deconvolution techniques for LSA spectra ------------------------------------------------------------------------------------ 11. Address Information Name: DENNIS C EBBETS Category: PI Institution: BALL AEROSPACE Address: City: State: Zip Code: Country: Telephone: Telex (or e-mail): ------------------------------------------------------------------------------------ Name: DENNIS EBBETS Category: PI Institution: BALL AEROSPACE AT STSCI Address: STSCI SESD/E City: BALTIMORE State: MD Zip Code: 21218 Country: USA Telephone: (301) 338-1437 Telex (or e-mail): SPAN LYRAE::EBBETS ------------------------------------------------------------------------------------ TARGET LIST a) Fixed Targets ID = 3030c [ 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 MK42 STAR; O3 I/WN6-A RA=05H38M42.10S+/-0.5", 2000 COMP 1 V=12.67+/-0.1, E(B-V)=0.30 IN 30 DORADUS (LMC) DEC=-69D05'54.76"+/-0.5" Comments: GASP COORDINATES JULY 1990 EBBETS AND WARNOCK JOEL PARKER SHORT U CCD IMAGE ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 3030c [ 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 ------------------------------------------------------------------------------------------------------------------------------------ 10 DEFINE # PC IMAGE ALL # PRE-FLASH=YES 1 1S 1 CYCLE 0/10-290 PCIMAGE Comments: ALL 30 DOR O-STARS IN GTO PROPOSAL ARE ALSO IN THIS FIELD OF VIEW. STELLAR AND DUST SCATTERING CONTINUUM FILTER ------------------------------------------------------------------------------------------------------------------------------------ 100 USE MK42 F284W X40 PCIMAGE Comments: MINIMUM (NOMINAL) EXPOSURE ------------------------------------------------------------------------------------------------------------------------------------ 110 USE MK42 F284W X40 PCIMAGE Comments: DEGRADED FOCUS EXPOSURE FOR BRIGHT POINT SOURCES ------------------------------------------------------------------------------------------------------------------------------------ 120 USE MK42 F284W X100 PCIMAGE Comments: DEGRADED FOCUS EXPOSURE FOR FAINT NEBULOSITY ------------------------------------------------------------------------------------------------------------------------------------ 130 USE MK42 F368M X40 PCIMAGE Comments: MINIMUM (NOMINAL) EXPOSURE. "U" BAND IMAGE ------------------------------------------------------------------------------------------------------------------------------------ 140 USE MK42 F368M X40 PCIMAGE Comments: DEGRADED FOCUS EXPOSURE FOR BRIGHT POINT SOURCES. "U" BAND IMAGE ------------------------------------------------------------------------------------------------------------------------------------ 150 USE MK42 F368M X100 PCIMAGE Comments: DEGRADED FOCUS EXPOSURE FOR FAINT NEBULOSITY. "U" BAND IMAGE ------------------------------------------------------------------------------------------------------------------------------------ 200 MK42 HRS ACQ 2.0 MIRROR-N2 SEARCH-SIZE=5 1 1325S 1 INT ACQ FOR 205- 290 ------------------------------------------------------------------------------------------------------------------------------------ 205 ^ ^ ^ ^ MIRROR-N2 SEARCH-SIZE=1 ^ 53S 1 ONBOARD ACQ FOR LOCATE=NO 208 MAP=END-POINT FAINT=0 Comments: MAP SLA AFTER CENTERING SLEW ------------------------------------------------------------------------------------------------------------------------------------ 208 MK42 HRS ACQ 2.0 MIRROR-N1 SEARCH-SIZE=1 1 265S 1 ONBOARD ACQ FOR LOCATE=NO 220, 240 MAP=END-POINT ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 3030c [ 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 ------------------------------------------------------------------------------------------------------------------------------------ 210 WAVE HRS ACCUM SC2 G140L 1300 STEP-PATT=5 1 27.2S 1 CALIB FOR 220 SEQ 210-220 NO GAP ------------------------------------------------------------------------------------------------------------------------------------ 220 MK42 HRS ACCUM 2.0 G140L 1300 FP-SPLIT=STD 1 435.2S 1 STEP-PATT=5 Comments: S/N=50 ACHIEVED THROUGH LSA AT OIV LINE (1345A) WITH THIS EXPOSURE. ------------------------------------------------------------------------------------------------------------------------------------ 230 WAVE HRS ACCUM SC2 G140L 1612 STEP-PATT=5 1 27.2S 1 CALIB FOR 240 SEQ 230-240 NO GAP ------------------------------------------------------------------------------------------------------------------------------------ 240 MK42 HRS ACCUM 2.0 G140L 1612 FP-SPLIT=STD 1 1740.8S 1 STEP-PATT=5 Comments: S/N=50 ACHIEVED THROUGH LSA AT NIV LINE (1720A) WITH THIS EXPOSURE. ------------------------------------------------------------------------------------------------------------------------------------ 260 WAVE HRS ACCUM SC1 G140L 1300 STEP-PATT=5 1 27.2S 1 CALIB FOR 270 SEQ 260-270 NO GAP ------------------------------------------------------------------------------------------------------------------------------------ 270 MK42 HRS ACCUM 0.25 G140L 1300 FP-SPLIT=STD 1 1740.8S 1 STEP-PATT=5 Comments: S/N=50 ACHIEVED THROUGH SSA AT OIV LINE (1345A) WITH THIS EXPOSURE. ------------------------------------------------------------------------------------------------------------------------------------ 280 WAVE HRS ACCUM SC1 G140L 1612 STEP-PATT=5 1 27.2S 1 CALIB FOR 290 SEQ 280-290 NO GAP ------------------------------------------------------------------------------------------------------------------------------------ 290 MK42 HRS ACCUM 0.25 G140L 1612 FP-SPLIT=STD 4 1740.8S 1 STEP-PATT=5 Comments: S/N=50 ACHIEVED THROUGH SSA AT NIV LINE (1720A) WITH THIS EXPOSURE. ------------------------------------------------------------------------------------------------------------------------------------ Summary Form for Proposal 3030c [ 6] Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Configurations PC HRS ^ ------------------------------------------------------------------------------------------------------------------------------------ Opmodes IMAGE ACQ ^ ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters PRE-FLASH=YES SEARCH-SIZE=5 SEARCH-SIZE=1 LOCATE=NO MAP=END-POINT FAINT=0 STEP-PATT=5 FP-SPLIT=STD ------------------------------------------------------------------------------------------------------------------------------------ Proposal for EROS ------------------------------------------------------------------------------------------------------------------------------------ S/C Hours 3.46 ------------------------------------------------------------------------------------------------------------------------------------ Scientific Category STELLAR ASTROPHYSICS ------------------------------------------------------------------------------------------------------------------------------------ Scientific Sub-category ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements CYCLE 0/10-290 INT ACQ FOR 205-290; ONBOARD ACQ FOR 208; ONBOARD ACQ FOR 220, 240; CALIB FOR 220; SEQ 210-220 NO GAP CALIB FOR 240; SEQ 230-240 NO GAP CALIB FOR 270; SEQ 260-270 NO GAP CALIB FOR 290; SEQ 280-290 NO GAP ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements # F284W F368M MIRROR-N2 MIRROR-N1 G140L ------------------------------------------------------------------------------------------------------------------------------------ Target Names MK42 ------------------------------------------------------------------------------------------------------------------------------------