Page 1 PROPOSAL FOR HUBBLE SPACE TELESCOPE OBSERVATIONS ST ScI Use Only ID 3191c Report Date: 09-May-96:18:09 Version: ********** Check-in Date: ********** 1.Proposal Title: THE NUCLEUS OF NORMAL AND STARBURST GALAXIES (FOS 20): CYCLE 1 OBSERVATIONS ------------------------------------------------------------------------------------ 2. Scientific Category 3. Proposal For 4. Proposal Type 5. Continuation ID GALAXIES & CLUSTERS GTO/FOS 1041 Sub Category ------------------------------------------------------------------------------------ 6. Principal Investigator Institution Country Telephone Ralph Bohlin SPACE TELESCOPE SCIENCE INST USA (301) 338-4804 ------------------------------------------------------------------------------------ 7. Abstract Try to understand the energies of normal galactic nuclei. Are the main sources of ionizing radiation nonthermal, or due to a blue stellar population? High spatial resolution of ST is essential to this problem; FOS spectra can distinguish between a population of hot young stars or HB stars. Use the 0.3" aperture at any central point sources and off nucleus at the appropriate spot determined from WFPC data. Choose this spot within 1", along the major axis in accord with the techniques of FOS program 24, "Dynamics near Cores of Normal Galaxies." ------------------------------------------------------------------------------------ 8. Scientific Key Words: GALACTIC NUCLEUS ------------------------------------------------------------------------------------ 9. Est obs time (hours) pri: 3.61 par: 0 10. Num targs pri: 10 par: 0 ------------------------------------------------------------------------------------ 11. Instruments requested: FOS WF/PC ------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------ Page 2 I. GENERAL FORM Proposal 3191c PI: Ralph Bohlin Proposal Title: THE NUCLEUS OF NORMAL AND STARBURST GALAXIES (FOS 20): CYCLE 1 OBSERVATIONS ------------------------------------------------------------------------------------ 1. Proposers: Proposers Institution Country ESA ------------------------------------------------------------------------------------ Edward Beaver UC, SAN DIEGO USA E. Margaret Burbidge UC, SAN DIEGO USA Bruce Margon WASHINGTON, UNIVERSITY OF USA J. Roger P. Angel ARIZONA, UNIVERSITY OF USA Frank Bartko APPLIED RESEARCH CORPORATION USA Arthur F. Davidsen JOHNS HOPKINS UNIVERSITY USA Richard J. Harms APPLIED RESEARCH CORPORATION USA Ralph Bohlin SPACE TELESCOPE SCIENCE USA INSTITUTE Holland C. Ford SPACE TELESCOPE SCIENCE USA INSTITUTE ------------------------------------------------------------------------------------ 3. Description of proposed observations. Cycle 1: 105-129 ------------------------------------------------------------------------------------ 5. Description of special scheduling requirements. The SV prerequisite programs for all FOS observations in this program are: Prop ID 2195 FOS Target Acquisition Tests - All observations Prop ID 1317 Int./Ext. Wavelength Offsets - 1st target Prop ID 1318 Spectral Flat Fields - 1st target Prop ID 1320 Absolute Spectrophotometry - 1st visit of bright targets All WF/PC imaging with a center wavelength blueward of 5000 Angstroms requires UV flood ------------------------------------------------------------------------------------ 12. This program does not become a viable scientific investigation until observations are complete on at least 5 of the 7 targets. No data should be made public until at least 1 year after that time. ------------------------------------------------------------------------------------ 13. The purpose is to use WFPC images and FOS spectra of the central regions of galaxies to study the source of the ionizing radiation and to address the question of the presence of a black hole. ------------------------------------------------------------------------------------ 11. Address Information Name: RALPH BOHLIN Category: PI Institution: SPACE TELESCOPE SCIENCE INSTITUTE Address: City: State: Zip Code: Country: Telephone: Telex (or e-mail): ------------------------------------------------------------------------------------ TARGET LIST a) Fixed Targets ID = 3191c [ 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 NGC5236 M83 NEARBY BARRED SPIRAL TBD-EARLY, 1950 WITH STAR-BURST RA=13H 34M 11.55S +/- 1", NUCLEUS-S BC DEC=-29D 36' 42.2" +/- 1" Comments: EXPECT ~7 CT/S NEAR LYMAN ALPHA, IF ALL IUE FLUX IS W/I FOS APER. ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC5236-OFF OFFSET FROM 1 TBD-EARLY, RA-OFF=0S +/- 2.30S, DEC-OFF=+0' +/- 0.5', FROM 1 Comments: NO FLUX DATA AVAILABLE. GUESS 2X FAINTER THAN LINE 1. BOTH FOS POINTING POSITIONS FOR LINES 1 AND 2 WILL BE DETERMINED FROM THE PC PICTURES. (SIMILARLY BELOW.) ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC7714 PROTOTYPE STARBURST TBD-EARLY, 1950 NUCLEUS, IRR RA=23H 33M 40.58S +/- 0.1S, DEC=+1D 52' 42.1" +/- 0.2" Comments: EXPECT ~1CT/S NEAR LYMAN ALPHA, IF ALL THE IUE FLUX IS WITHIN THE FOS APER. ------------------------------------------------------------------------------------------------------------------------------------ 4 NGC7714-OFF OFFSET FROM 3 TBD-EARLY, RA-OFF=0S+/-2.00S, DEC-OFF=+0' +/- 0.5', FROM 3 ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC224 M31 NEARBY SPIRAL GALAXY TBD-EARLY, 1975 NUCLEUS. SB I-II RA=0H 41M 22.255S +/- 1", DEC=+41D 07' 56.08" +/- 1" ------------------------------------------------------------------------------------------------------------------------------------ 6 NGC224-OFF OFFSET FORM 5 TBD-EARLY, RA-OFF=0S+/-2.66S, DEC-OFF=+0' +/- 0.5', FROM 5 ------------------------------------------------------------------------------------------------------------------------------------ 7 NGC5236- OFFSET STAR TBD-EARLY, OFFSET-STAR RA-OFF=0S+/-2.30S, DEC-OFF=+0' +/- 0.5', FROM 1 Comments: ALL POSITIONS AND MAGNITUDES OF OFFSET STARS TBD FROM WF/PC IMAGES. ------------------------------------------------------------------------------------------------------------------------------------ 8 NGC7714- OFFSET STAR FIELD OFFSET-STARS RA-OFF=0.67S+/-0.13S, -FIELD DEC-OFF=+7" +/- 2", FROM 3 ------------------------------------------------------------------------------------------------------------------------------------ 9 NGC7714- OFFSET STAR TBD-EARLY, OFFSET-STAR RA-OFF=0S+/-2.00S, DEC-OFF=+0' +/- 0.5', FROM 3 ------------------------------------------------------------------------------------------------------------------------------------ TARGET LIST a) Fixed Targets ID = 3191c [ 4] ------------------------------------------------------------------------------------------------------------------------------------ 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| | | | | | | | | ------------------------------------------------------------------------------------------------------------------------------------ 10 NGC224- OFFSET STAR TBD-EARLY, OFFSET-STAR RA-OFF=0S+/-2.66S, DEC-OFF=+0' +/- 0.5', FROM 5 ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 3191c [ 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 ------------------------------------------------------------------------------------------------------------------------------------ 101 DEFINE # FOS/BL ACCUM 0.3 G160L 1 1200S # FOSBL Comments: SUBJECT TO MODIFICATION BASED ON PC PICTURES. ------------------------------------------------------------------------------------------------------------------------------------ 102 DEFINE # FOS/RD ACCUM 0.3 G270H 1 500S # GROUP 102-104 FOSRD WITHIN 15D ------------------------------------------------------------------------------------------------------------------------------------ 103 DEFINE # FOS/RD ACCUM 0.3 G570H 1 300S # FOSRD ------------------------------------------------------------------------------------------------------------------------------------ 104 DEFINE # FOS/RD ACCUM 0.3 G400H 1 300S # FOSRD ------------------------------------------------------------------------------------------------------------------------------------ 105 NGC5236- FOS/BL ACQ/ 4.3 MIRROR BRIGHT=660000 1 10S 2 ONBOARD ACQ FOR OFFSET-STAR BINARY 106 REQ UPDATE COND IF UV OBJECT FOUND GROUP 105-108 Comments: ONLY ONE OF 105 OR 109 REQUIRED WITHIN 15D IF BOTH 105-108 AND 109-112 CYCLE 1 / 105-129 SELECTED. REQ DATA FROM 7. ------------------------------------------------------------------------------------------------------------------------------------ 106 USE NGC5236 X2.0 2 COND IF UV OBJECT FOSBL FOUND Comments: COND ON 4 IF UV OBJECT FOUND. SELECT 6 OF 105-108 OR 109-112 OR 113-116 OR 118-121 OR 122- 125 OR 126-129 OR 209-212 OR 213-216 OR 903-906 OR 907-910; COND ON 4-7,901 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 107 NGC5236- FOS/RD ACQ/ 4.3 MIRROR BRIGHT=660000 1 10S 2 ONBOARD ACQ FOR OFFSET-STAR BINARY 108 REQ UPDATE COND IF UV OBJECT FOUND Comments: ONLY ONE OF 107 OR 111 REQUIRED IF BOTH 105-108 AND 109-112 SELECTED. REQ DATA FROM 4. COND ON 4 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 108 USE NGC5236 X2.0 2 COND IF UV OBJECT FOSRD FOUND Comments: COND ON 4 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 3191c [ 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 ------------------------------------------------------------------------------------------------------------------------------------ 109 NGC5236- FOS/BL ACQ/ 4.3 MIRROR BRIGHT=660000 1 10S 2 ONBOARD ACQ FOR OFFSET-STAR BINARY 110 REQ UPDATE COND IF UV OBJECT FOUND GROUP 109-112 Comments: ONLY ONE OF 105 OR 109 REQUIRED WITHIN 15D IF BOTH 105-108 AND 109-112 SELECTED. REQ DATA FROM 4. COND ON 4 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 110 USE NGC5236-OFF X2.0 2 COND IF UV OBJECT FOSBL FOUND Comments: COND ON 4 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 111 NGC5236- FOS/RD ACQ/ 4.3 MIRROR BRIGHT=660000 1 10S 2 ONBOARD ACQ FOR OFFSET-STAR BINARY 112 REQ UPDATE COND IF UV OBJECT FOUND Comments: ONLY ONE OF 107 OR 111 REQUIRED IF BOTH 105-108 AND 109-112 SELECTED. REQ DATA FROM 4. COND ON 4 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 112 USE NGC5236-OFF X2.0 2 COND IF UV OBJECT FOSRD FOUND Comments: COND ON 4 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 113 NGC7714- WFC IMAGE ALL F606W CR-SPLIT=NO 1 30S 2 EARLY ACQ FOR 114- OFFSET- PRE-FLASH=YES 121 STARS-FIELD COND IF UV OBJECT FOUND Comments: COND ON 5 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 114 NGC7714- FOS/BL ACQ/ 4.3 MIRROR BRIGHT=660000 1 10S 2 ONBOARD ACQ FOR OFFSET-STAR BINARY 115 REQ UPDATE COND IF UV OBJECT FOUND GROUP 114-117 Comments: ONLY ONE OF 114 OR 118 REQUIRED WITHIN 15D IF BOTH 114-117 AND 118-121 SELECTED. REQ DATA FROM 5. COND ON 5 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 115 USE NGC7714 X2.0 2 COND IF UV OBJECT FOSBL FOUND Comments: COND ON 5 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 3191c [ 7] ------------------------------------------------------------------------------------------------------------------------------------ 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 ------------------------------------------------------------------------------------------------------------------------------------ 116 NGC7714- FOS/RD ACQ/ 4.3 MIRROR BRIGHT=660000 1 10S 2 ONBOARD ACQ FOR OFFSET-STAR BINARY 117 REQ UPDATE COND IF UV OBJECT FOUND Comments: ONLY ONE OF 116 OR 120 REQUIRED IF BOTH 114-117 AND 118-121 SELECTED. REQ DATA FROM 5. COND ON 5 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 117 USE NGC7714 X2.0 2 COND IF UV OBJECT FOSRD FOUND Comments: COND ON 5 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 118 NGC7714- FOS/BL ACQ/ 4.3 MIRROR BRIGHT=660000 1 10S 2 ONBOARD ACQ FOR OFFSET-STAR BINARY 119 REQ UPDATE COND IF UV OBJECT FOUND GROUP 118-121 Comments: ONLY ONE OF 114 OR 118 REQUIRED WITHIN 15D IF BOTH 114-117 AND 118-121 SELECTED. REQ DATA FROM 5. COND ON 5 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 119 USE NGC7714-OFF X2.0 2 COND IF UV OBJECT FOSBL FOUND Comments: COND ON 5 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 120 NGC7714- FOS/RD ACQ/ 4.3 MIRROR BRIGHT=660000 1 10S 2 ONBOARD ACQ FOR OFFSET-STAR BINARY 121 REQ UPDATE COND IF UV OBJECT FOUND Comments: ONLY ONE OF 116 OR 120 REQUIRED IF BOTH 114-117 AND 118-121 SELECTED. REQ DATA FROM 5. COND ON 5 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 121 USE NGC7714-OFF X2.0 2 COND IF UV OBJECT FOSRD FOUND Comments: COND ON 5 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 122 NGC224- FOS/BL ACQ/ 4.3 MIRROR BRIGHT=660000 1 10S 1 ONBOARD ACQ FOR OFFSET-STAR BINARY 123 REQ UPDATE COND IF UV OBJECT FOUND GROUP 122-125 Comments: ONLY ONE OF 122 OR 126 REQUIRED WITHIN 15D IF BOTH 122-125 AND 126-129 SELECTED. REQ DATA FROM 7. ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 3191c [ 8] ------------------------------------------------------------------------------------------------------------------------------------ 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 ------------------------------------------------------------------------------------------------------------------------------------ 123 USE NGC224 X2.0 1 COND IF UV OBJECT FOSBL FOUND Comments: COND ON 7 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 124 NGC224- FOS/RD ACQ/ 4.3 MIRROR BRIGHT=660000 1 10S 1 ONBOARD ACQ FOR OFFSET-STAR BINARY 125 REQ UPDATE COND IF UV OBJECT FOUND Comments: ONLY ONE OF 124 OR 128 REQUIRED IF BOTH 122-125 AND 126-129 SELECTED. REQ DATA FROM 7. COND ON 7 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 125 USE NGC224 X2.0 1 COND IF UV OBJECT FOSRD FOUND Comments: COND ON 7 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 126 NGC224- FOS/BL ACQ/ 4.3 MIRROR BRIGHT=660000 1 10S 1 ONBOARD ACQ FOR OFFSET-STAR BINARY 127 REQ UPDATE COND IF UV OBJECT FOUND GROUP 126-129 Comments: ONLY ONE OF 122 OR 126 REQUIRED WITHIN 15D IF BOTH 122-125 AND 126-129 SELECTED. REQ DATA FROM 7. COND ON 7 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 127 USE NGC224-OFF X2.0 1 COND IF UV OBJECT FOSBL FOUND Comments: COND ON 7 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 128 NGC224- FOS/RD ACQ/ 4.3 MIRROR BRIGHT=660000 1 10S 1 ONBOARD ACQ FOR OFFSET-STAR BINARY 129 REQ UPDATE COND IF UV OBJECT FOUND Comments: ONLY ONE OF 124 OR 128 REQUIRED IF BOTH 122-125 AND 126-129 SELECTED. REQ DATA FROM 7. COND ON 7 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ 129 USE NGC224-OFF X2.0 1 COND IF UV OBJECT FOSRD FOUND Comments: COND ON 7 IF UV OBJECT FOUND ------------------------------------------------------------------------------------------------------------------------------------ Summary Form for Proposal 3191c [ 9] Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Configurations FOS/BL FOS/RD WFC ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ACQ/BINARY IMAGE ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters BRIGHT=660000 CR-SPLIT=NO PRE-FLASH=YES ------------------------------------------------------------------------------------------------------------------------------------ Proposal for GTO/FOS ------------------------------------------------------------------------------------------------------------------------------------ S/C Hours 3.61 ------------------------------------------------------------------------------------------------------------------------------------ Scientific Category GALAXIES & CLUSTERS ------------------------------------------------------------------------------------------------------------------------------------ Scientific Sub-category ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements GROUP 102-104 WITHIN 15D ONBOARD ACQ FOR 106; REQ UPDATE; COND IF UV OBJECT FOUND; GROUP 105-108 WITHIN 15D; CYCLE 1 / 105-129 COND IF UV OBJECT FOUND ONBOARD ACQ FOR 108; ONBOARD ACQ FOR 110; GROUP 109-112 WITHIN 15D; ONBOARD ACQ FOR 112; EARLY ACQ FOR 114-121; ONBOARD ACQ FOR 115; GROUP 114-117 WITHIN 15D; ONBOARD ACQ FOR 117; ONBOARD ACQ FOR 119; GROUP 118-121 WITHIN 15D; ONBOARD ACQ FOR 121; ONBOARD ACQ FOR 123; GROUP 122-125 WITHIN 15D; ONBOARD ACQ FOR 125; ONBOARD ACQ FOR 127; GROUP 126-129 WITHIN 15D; ONBOARD ACQ FOR 129; ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements G160L G270H G570H G400H MIRROR F606W ------------------------------------------------------------------------------------------------------------------------------------ Target Names NGC5236 M83 NGC5236-OFF NGC7714 NGC7714-OFF NGC224 M31 NGC224-OFF NGC5236-OFFSET-STAR NGC7714-OFFSET-STARS-FIELD NGC7714-OFFSET-STAR NGC224-OFFSET-STAR ------------------------------------------------------------------------------------------------------------------------------------