Page 1 PROPOSAL FOR HUBBLE SPACE TELESCOPE OBSERVATIONS ST ScI Use Only ID 1040c Report Date: 09-May-96:16:04 Version: ********** Check-in Date: ********** 1.Proposal Title: VELOCITY DISPERSIONS IN THE NUCLEI OF GIANT ELLIPTICALS (FOS 17): FUTURE-CYCLE CONTINUATION ------------------------------------------------------------------------------------ 2. Scientific Category 3. Proposal For 4. Proposal Type 5. Continuation ID GALAXIES & CLUSTERS GTO/FOS Sub Category ------------------------------------------------------------------------------------ 6. Principal Investigator Institution Country Telephone Dr. Holland C. Ford SPACE TELESCOPE SCIENCE INST USA (410) 338-4803 ------------------------------------------------------------------------------------ 7. Abstract The FOS will be used with small apertures to map the stellar velocity dispersion and rotation in the central 1" of NGC4486, NGC4472 and NGC6251. The velocity dispersion maps will be used to discriminate between the large M/Ls required by massive black holes, velocity anisotropy, and isothermal velocity distributions. Line strengths will be used to measure changes in the stellar population in the central 1". ------------------------------------------------------------------------------------ 8. Scientific Key Words: GALAXIES,VELOCITY DISPERSION,ROTATION,NUCLEUS STELLAR POPULATION ------------------------------------------------------------------------------------ 9. Est obs time (hours) pri: 13.35 par: 0 10. Num targs pri: 10 par: 0 ------------------------------------------------------------------------------------ 11. Instruments requested: FOS ------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------ Page 2 I. GENERAL FORM Proposal 1040c PI: Dr. Holland C. Ford Proposal Title: VELOCITY DISPERSIONS IN THE NUCLEI OF GIANT ELLIPTICALS (FOS 17): FUTURE-CYCLE CONTINUATION ------------------------------------------------------------------------------------ 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 Dr. Holland C. Ford SPACE TELESCOPE SCIENCE USA INSTITUTE ------------------------------------------------------------------------------------ 3. Description of proposed observations. Cycle 9: 904-926 ------------------------------------------------------------------------------------ 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 is an integrated investigation of nuclear dynamics in elliptical galaxies and will not be complete until all observations of NGC 4486 and NGC 4472 have been obtained. Data release should not begin until 1 year after that date. ------------------------------------------------------------------------------------ 13. Variations in the stellar velocity dispersions, stellar rotation, and stellar line strengths will be mapped in the central 1" of NGC4486, NGC4472 and NGC6251. ------------------------------------------------------------------------------------ 11. Address Information Name: HOLLAND C. FORD Category: PI Institution: SPACE TELESCOPE SCIENCE INSTITUTE Address: HOMEWOOD CAMPUS City: BALTIMORE State: MD Zip Code: 21218 Country: USA Telephone: (410) 338-4803 Telex (or e-mail): ------------------------------------------------------------------------------------ TARGET LIST a) Fixed Targets ID = 1040c [ 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 NGC4486 M87 E,303,910 RA=12H 28M 17.549S +/- 0.2", 1950 V=1100 EXT 1 V=16.7, E(B-V)=0.01 DEC=+12D 40' 01.46" +/- 0.2" ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC4486-POS1 E,303,H,517 R=0.25" +/- 0.02", 1950 1 SURF(V)=16.25 PA=339D +/- 0.3D, 2 E(B-V)=0.01 FROM 1 ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC4486-POS2 E,303,H,517 R=0.25" +/- 0.02", 1950 1 SURF(V)=16.25 PA=249D +/- 0.3D, 2 E(B-V)=0.01 FROM 1 ------------------------------------------------------------------------------------------------------------------------------------ 4 NGC4486-POS3 E,303,H,517 R=0.25" +/- 0.02", 1950 1 SURF(V)=16.25 PA=159D +/- 0.3D, 2 E(B-V)=0.01 FROM 1 ------------------------------------------------------------------------------------------------------------------------------------ 5 NGC4486-POS4 E,303,H,517 R=0.25" +/- 0.02", 1950 1 SURF(V)=16.25 PA=69D +/- 0.3D, 2 E(B-V)=0.01 FROM 1 ------------------------------------------------------------------------------------------------------------------------------------ 6 NGC4486-POS5 E,303,H,517 R=0.55" +/- 0.02", 1950 1 SURF(V)=16.50 PA=339D +/- 0.3D, 2 E(B-V)=0.01 FROM 1 ------------------------------------------------------------------------------------------------------------------------------------ 7 NGC4486-POS6 E,303,H,517 R=0.55" +/- 0.02", 1950 1 SURF(V)=16.50 PA=249D +/- 0.3D, 2 E(B-V)=0.01 FROM 1 ------------------------------------------------------------------------------------------------------------------------------------ 8 NGC4486-POS7 E,303,H,517 R=0.55" +/- 0.02", 1950 1 SURF(V)=16.50 PA=159D +/- 0.3D, 2 E(B-V)=0.01 FROM 1 ------------------------------------------------------------------------------------------------------------------------------------ 9 NGC4486-POS8 E,303,H,517 R=0.55" +/- 0.02", 1950 1 SURF(V)=16.50 PA=69D +/- 0.3D, 2 E(B-V)=0.01 FROM 1 ------------------------------------------------------------------------------------------------------------------------------------ 10 F193 A,140 RA=08H 51M 35.80S +/- 0.1", J2000 1 V=12.28 DEC=+11D 53' 34.7" +/- 0.1", 2 B-V=1.0 PLATE-ID=028I Comments: GSC 814 741 ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 1040c [ 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 ------------------------------------------------------------------------------------------------------------------------------------ 901 DEFINE # FOS/RD ACCUM # G570H STEP- 1 1000S 1 VDSP PATT=SINGLE ------------------------------------------------------------------------------------------------------------------------------------ 902 DEFINE WAVE FOS/RD ACCUM # G570H STEP- 1 DEF 1 CAL-VD PATT=SINGLE ------------------------------------------------------------------------------------------------------------------------------------ 903 DEFINE # FOS/RD ACCUM # G570H STEP- 1 120S 1 1 STAR PATT=SINGLE ------------------------------------------------------------------------------------------------------------------------------------ 904 NGC4486 FOS/RD ACQ/ 4.3 MIRROR BRIGHT=660000 1 18.2S 1 REQ UPDATE BINARY FAINT=1320 ONBOARD ACQ FOR 905 GROUP 904-926 WITHIN 60D GROUP 904-922 NO Comments: LINES 904-922 DEFINE A GRID ON GAP THE SKY. THERE MUST BE ONLY CYCLE 9 / 904-926 ONE GSACQ FOR THIS WHOLE SEQUENCE TO PRESERVE THE REGISTRATION OF THE GRID. ------------------------------------------------------------------------------------------------------------------------------------ 905 NGC4486 FOS/RD ACQ/ 0.3 MIRROR TYPE=UP 1 2.5S 1 REQ UPDATE PEAK SEARCH-SIZE=5 ONBOARD ACQ FOR SCAN-STEP=0.1 906-922 ------------------------------------------------------------------------------------------------------------------------------------ 906 NGC4486 FOS/RD ACQ 4.3 MIRROR 1 63S 1 ------------------------------------------------------------------------------------------------------------------------------------ 907 USE NGC4486- 0.3 X3.375 SEQ 907-908 NO GAP VDSP POS1 ------------------------------------------------------------------------------------------------------------------------------------ 908 USE CAL 0.3 CALIB FOR 907 -VD ------------------------------------------------------------------------------------------------------------------------------------ 909 USE NGC4486- 0.3 X3.375 SEQ 909-910 NO GAP VDSP POS2 ------------------------------------------------------------------------------------------------------------------------------------ 910 USE CAL 0.3 CALIB FOR 909 -VD ------------------------------------------------------------------------------------------------------------------------------------ 911 USE NGC4486- 0.3 X3.375 SEQ 911-912 NO GAP VDSP POS3 ------------------------------------------------------------------------------------------------------------------------------------ 912 USE CAL 0.3 CALIB FOR 911 -VD ------------------------------------------------------------------------------------------------------------------------------------ 913 USE NGC4486- 0.3 X3.375 SEQ 913-914 NO GAP VDSP POS4 ------------------------------------------------------------------------------------------------------------------------------------ 914 USE CAL 0.3 CALIB FOR 913 -VD ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 1040c [ 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 ------------------------------------------------------------------------------------------------------------------------------------ 915 USE NGC4486- 0.3 X4.360 SEQ 915-916 NO GAP VDSP POS5 ------------------------------------------------------------------------------------------------------------------------------------ 916 USE CAL 0.3 CALIB FOR 915 -VD ------------------------------------------------------------------------------------------------------------------------------------ 917 USE NGC4486- 0.3 X4.360 SEQ 917-918 NO GAP VDSP POS6 ------------------------------------------------------------------------------------------------------------------------------------ 918 USE CAL 0.3 CALIB FOR 917 -VD ------------------------------------------------------------------------------------------------------------------------------------ 919 USE NGC4486- 0.3 X4.360 SEQ 919-920 NO GAP VDSP POS7 ------------------------------------------------------------------------------------------------------------------------------------ 920 USE CAL 0.3 CALIB FOR 919 -VD ------------------------------------------------------------------------------------------------------------------------------------ 921 USE NGC4486- 0.3 X4.360 SEQ 921-922 NO GAP VDSP POS8 ------------------------------------------------------------------------------------------------------------------------------------ 922 USE CAL 0.3 CALIB FOR 921 -VD ------------------------------------------------------------------------------------------------------------------------------------ 923 F193 FOS/RD ACQ/ 4.3 MIRROR 1 0.73S 1 GROUP 923-926 NO BINARY GAP ONBOARD ACQ FOR 924 ------------------------------------------------------------------------------------------------------------------------------------ 924 F193 FOS/RD ACQ/ 0.3 MIRROR SEARCH-SIZE=3 1 0.2S 1 ONBOARD ACQ FOR PEAK SCAN-STEP=0.1 925-926 ------------------------------------------------------------------------------------------------------------------------------------ 925 USE F193 0.3 X1.0 SEQ 925-926 NO GAP STAR CALIB FOR 904-922 ------------------------------------------------------------------------------------------------------------------------------------ 926 USE CAL 0.3 CALIB FOR 925 -VD ------------------------------------------------------------------------------------------------------------------------------------ Summary Form for Proposal 1040c [ 6] Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Configurations FOS/RD ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ACQ/BINARY ACQ/PEAK ACQ ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters STEP-PATT=SINGLE BRIGHT=660000 FAINT=1320 TYPE=UP SEARCH-SIZE=5 SCAN-STEP=0.1 SEARCH-SIZE SCAN-STEP ------------------------------------------------------------------------------------------------------------------------------------ Proposal for GTO/FOS ------------------------------------------------------------------------------------------------------------------------------------ S/C Hours 13.35 ------------------------------------------------------------------------------------------------------------------------------------ Scientific Category GALAXIES & CLUSTERS ------------------------------------------------------------------------------------------------------------------------------------ Scientific Sub-category ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements REQ UPDATE; ONBOARD ACQ FOR 905; GROUP 904-926 WITHIN 60D; GROUP 904-922 NO GAP; CYCLE 9 / 904-926 ONBOARD ACQ FOR 906-922 SEQ 907-908 NO GAP CALIB FOR 907 SEQ 909-910 NO GAP CALIB FOR 909 SEQ 911-912 NO GAP CALIB FOR 911 SEQ 913-914 NO GAP CALIB FOR 913 SEQ 915-916 NO GAP CALIB FOR 915 SEQ 917-918 NO GAP CALIB FOR 917 SEQ 919-920 NO GAP CALIB FOR 919 SEQ 921-922 NO GAP CALIB FOR 921 GROUP 923-926 NO GAP; ONBOARD ACQ FOR 924 ONBOARD ACQ FOR 925-926 SEQ 925-926 NO GAP; CALIB FOR 904-922 CALIB FOR 925 ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements G570H MIRROR ------------------------------------------------------------------------------------------------------------------------------------ Target Names NGC4486 M87 NGC4486-POS1 NGC4486-POS2 NGC4486-POS3 NGC4486-POS4 NGC4486-POS5 NGC4486-POS6 NGC4486-POS7 NGC4486-POS8 F193 ------------------------------------------------------------------------------------------------------------------------------------