Page 1 PROPOSAL FOR HUBBLE SPACE TELESCOPE OBSERVATIONS ST ScI Use Only ID 3278c Report Date: 09-May-96:18:20 Version: ********** Check-in Date: ********** 1.Proposal Title: IMAGING AND UV SPECTROPHOTOMETRY OF LOCAL GROUP PLANETARY NEBULAE (FOS 26):FUTURE CYCLE CONTINUATION ------------------------------------------------------------------------------------ 2. Scientific Category 3. Proposal For 4. Proposal Type 5. Continuation ID INTERSTELLAR MEDIUM GTO/FOS 1046 Sub Category ------------------------------------------------------------------------------------ 6. Principal Investigator Institution Country Telephone Dr. Holland C. Ford SPACE TELESCOPE SCIENCE INST USA (301) 338-4803 ------------------------------------------------------------------------------------ 7. Abstract WF/PC interference filter pictures will be used to resolve the shells of planetary nebulae in the LMC and to resolve the shell of K648 in M15. The angular diameters of the shells will be combined with echelle expansion velocities to derive the ages of nebulae. Ultraviolet spectra of the central stars will be used to derive the stars' effective temperatures and magnitudes, with objective of placing the stars on evolutionary tracks in an M-Teff diagram. UV spectra of the LMC nebulae, K648, and the brightest nebula in M32, NGC205, and NGC185 will be used to derive chemical compositions and physical conditions in the nebulae. ------------------------------------------------------------------------------------ 8. Scientific Key Words: NEBULA, PLANETARIES, CENTRAL STARS, GALAXIES, K648 ------------------------------------------------------------------------------------ 9. Est obs time (hours) pri: 5.88 par: 0 10. Num targs pri: 6 par: 0 ------------------------------------------------------------------------------------ 11. Instruments requested: FOS ------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------ Page 2 I. GENERAL FORM Proposal 3278c PI: Dr. Holland C. Ford Proposal Title: IMAGING AND UV SPECTROPHOTOMETRY OF LOCAL GROUP PLANETARY NEBULAE (FOS 26):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 Holland C. Ford SPACE TELESCOPE SCIENCE USA INSTITUTE ------------------------------------------------------------------------------------ 3. Description of proposed observations. Cycle 2: 207-218 ------------------------------------------------------------------------------------ 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. The observations of the LMC planetaries constitute an integrated program to establish to evolution of central stars, and will not be complete until seven of the nine have been observed. Data should not be released until one year after completion of the seventh planetary nebula. Likewise, the three planetaries in NGC205, NGC185, and M32 constitute a program which will not be complete until two of the three planetaries have been observed. ------------------------------------------------------------------------------------ 13. WF/PC pictures of K648 and LMC planetaries will be used to resolve their shells. Small aperture FOS UV spectra of the central stars will be used to place the central stars on evolutionary tracks in an M-Teff diagram. Chemical composition and physical conditions in the shells will be derived from UV spectra of the nebulae. ------------------------------------------------------------------------------------ 11. Address Information Name: HOLLAND C. FORD Category: PI Institution: SPACE TELESCOPE SCIENCE INSTITUTE Address: City: State: Zip Code: Country: Telephone: Telex (or e-mail): ------------------------------------------------------------------------------------ TARGET LIST a) Fixed Targets ID = 3278c [ 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 LMC-WS9 PLANETARY NEBULA IN THE TBD-EARLY, 2000 V=280 1 F-LINE(5007)=5 +/- 2E-12, LMC RA=05H 08M 2.21S +/- 0.3", DEC=-68D 40' 29.6" +/- 0.3" ------------------------------------------------------------------------------------------------------------------------------------ 2 LMC-WS33 PLANETARY NEBULA IN THE TBD-EARLY, 2000 V=252 1 F-LINE(5007)=5 +/- 2E-12, LMC RA=5H 34M 21.25S +/- 0.3", DEC=-68D 58' 25.0" +/- 0.3" ------------------------------------------------------------------------------------------------------------------------------------ 3 LMC-WS35 PLANETARY NEBULA IN THE TBD-EARLY, 2000 V=287 1 F-LINE(5007)=5 +/- 2E-12, LMC RA=5H 36M 20.87S +/- 0.3", DEC=-67D 18' 8.2" +/- 0.3" ------------------------------------------------------------------------------------------------------------------------------------ 4 LMC-WS9- BRIGHT STAR NEAR WS9 TBD-EARLY, 1 OFFSET-STAR FOR FOS OFFSET RA-OFF=0S +/- 6.60S, DEC-OFF=0' +/- 0.6', FROM 1 ------------------------------------------------------------------------------------------------------------------------------------ 5 LMC-WS33- BRIGHT STAR NEAR WS33 TBD-EARLY, 1 OFFSET-STAR FOR FOS OFFSET RA-OFF=0S +/- 6.69S, DEC-OFF=0' +/- 0.6', FROM 2 ------------------------------------------------------------------------------------------------------------------------------------ 6 LMC-WS35- BRIGHT STAR NEAR WS35 TBD-EARLY, OFFSET-STAR FOR FOS OFFSET RA-OFF=0S +/- 6.22S, DEC-OFF=0' +/- 0.6', FROM 3 ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 3278c [ 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 ------------------------------------------------------------------------------------------------------------------------------------ 201 DEFINE # # ACQ/ 4.3 MIRROR BRIGHT=660000 1 1S 1 ACQ BINARY ------------------------------------------------------------------------------------------------------------------------------------ 202 DEFINE # FOS/RD ACCUM 0.3 PRISM 1 480S 1 3 LMCRD ------------------------------------------------------------------------------------------------------------------------------------ 203 DEFINE # FOS/RD ACCUM 1.0 G270H 1 360S 1 1 LMCRD ------------------------------------------------------------------------------------------------------------------------------------ 204 DEFINE # FOS/BL ACCUM 0.3 G160L 1 360S 1 1 LMCBL ------------------------------------------------------------------------------------------------------------------------------------ 205 DEFINE # FOS/BL ACCUM 1.0 G190H 1 360S 1 2 LMCBL ------------------------------------------------------------------------------------------------------------------------------------ 206 DEFINE # FOS/BL ACCUM 1.0 G130H 1 360S 1 2 LMCBL ------------------------------------------------------------------------------------------------------------------------------------ 207 USE ACQ LMC-WS9- FOS/RD X2.0 ONBOARD ACQ FOR OFFSET-STAR 208 GROUP 207-210 WITHIN 15D REQ UPDATE CYCLE 2 / 207-218 Comments: REQ DATA FROM 3 COND IF TAC OK ------------------------------------------------------------------------------------------------------------------------------------ 208 USE LMC-WS9 X2.0 COND IF TAC OK LMCRD ------------------------------------------------------------------------------------------------------------------------------------ 209 USE ACQ LMC-WS9- FOS/BL X2.0 ONBOARD ACQ FOR OFFSET-STAR 210 REQ UPDATE COND IF TAC OK Comments: REQ DATA FROM 3 ------------------------------------------------------------------------------------------------------------------------------------ 210 USE LMC-WS9 X2.0 COND IF TAC OK LMCBL ------------------------------------------------------------------------------------------------------------------------------------ 211 USE ACQ LMC-WS33- FOS/RD X2.0 ONBOARD ACQ FOR OFFSET-STAR 212 GROUP 211-214 WITHIN 15D REQ UPDATE COND IF TAC OK Comments: REQ DATA FROM 4 ------------------------------------------------------------------------------------------------------------------------------------ 212 USE LMC-WS33 X2.0 COND IF TAC OK LMCRD ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 3278c [ 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 ------------------------------------------------------------------------------------------------------------------------------------ 213 USE ACQ LMC-WS33- FOS/BL X2.0 ONBOARD ACQ FOR OFFSET-STAR 214 REQ UPDATE COND IF TAC OK Comments: REQ DATA FROM 4 ------------------------------------------------------------------------------------------------------------------------------------ 214 USE LMC-WS33 X2.0 COND IF TAC OK LMCBL ------------------------------------------------------------------------------------------------------------------------------------ 215 USE ACQ LMC-WS35- FOS/RD X2.0 ONBOARD ACQ FOR OFFSET-STAR 216 GROUP 215-218 WITHIN 15D REQ UPDATE COND IF TAC OK Comments: REQ DATA FROM 5 ------------------------------------------------------------------------------------------------------------------------------------ 216 USE LMC-WS35 X2.0 COND IF TAC OK LMCRD ------------------------------------------------------------------------------------------------------------------------------------ 217 USE ACQ LMC-WS35- FOS/BL X2.0 ONBOARD ACQ FOR OFFSET-STAR 218 REQ UPDATE COND IF TAC OK Comments: REQ DATA FROM 5 ------------------------------------------------------------------------------------------------------------------------------------ 218 USE LMC-WS35 X2.0 COND IF TAC OK LMCBL ------------------------------------------------------------------------------------------------------------------------------------ Summary Form for Proposal 3278c [ 6] Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Configurations # FOS/RD FOS/BL ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACQ/BINARY ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters BRIGHT=660000 ------------------------------------------------------------------------------------------------------------------------------------ Proposal for GTO/FOS ------------------------------------------------------------------------------------------------------------------------------------ S/C Hours 5.88 ------------------------------------------------------------------------------------------------------------------------------------ Scientific Category INTERSTELLAR MEDIUM ------------------------------------------------------------------------------------------------------------------------------------ Scientific Sub-category ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements ONBOARD ACQ FOR 208; GROUP 207-210 WITHIN 15D; REQ UPDATE; CYCLE 2 / 207-218; COND IF TAC OK ONBOARD ACQ FOR 210; ONBOARD ACQ FOR 212; GROUP 211-214 WITHIN 15D; ONBOARD ACQ FOR 214; ONBOARD ACQ FOR 216; GROUP 215-218 WITHIN 15D; ONBOARD ACQ FOR 218; ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements MIRROR PRISM G270H G160L G190H G130H ------------------------------------------------------------------------------------------------------------------------------------ Target Names LMC-WS9 LMC-WS33 LMC-WS35 LMC-WS9-OFFSET-STAR LMC-WS33-OFFSET-STAR LMC-WS35-OFFSET-STAR ------------------------------------------------------------------------------------------------------------------------------------