Page 1 PROPOSAL FOR HUBBLE SPACE TELESCOPE OBSERVATIONS ST ScI Use Only ID 5775 Report Date: 18-Jul-95:17:58 Version: ********** Check-in Date: ********** 1.Proposal Title: WFPC AUGMENTATION - NGC6888 CYCLE 4 AND FUTURE-CYCLE CONTINATION ------------------------------------------------------------------------------------ 2. Scientific Category 3. Proposal For 4. Proposal Type 5. Continuation ID STELLAR ASTROPHYSICS AUG/WF2 3642 Sub Category ------------------------------------------------------------------------------------ 6. Principal Investigator Institution Country Telephone Prof. James A. Westphal CALTECH USA (818) 395-4900 PROFESSOR ------------------------------------------------------------------------------------ 7. Abstract This WF/PC augmentation program images a field in the WR shell NGC6888 in the light from three emission lines which cover a range of temperature and ionization states. ------------------------------------------------------------------------------------ 8. Scientific Key Words: SUPERNOVA REMNANT ------------------------------------------------------------------------------------ 9. Est obs time (hours) pri: 3.23 par: 0 10. Num targs pri: 1 par: 0 ------------------------------------------------------------------------------------ 11. Instruments requested: WF/PC ------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------ Page 2 I. GENERAL FORM Proposal 5775 PI: Prof. James A. Westphal Proposal Title: WFPC AUGMENTATION - NGC6888 CYCLE 4 AND FUTURE-CYCLE CONTINATION ------------------------------------------------------------------------------------ 1. Proposers: Proposers Institution Country ESA ------------------------------------------------------------------------------------ James A. Westphal CALTECH USA ------------------------------------------------------------------------------------ 3. Description of proposed observations. All exposures should be in Cycle 4 or 5. ------------------------------------------------------------------------------------ 13. Images will be taken of the unstable windblown shell NGC6888 surrounding a WR star. Images will be taken in the light of H alpha (F656N), [S II] (F673N), and [O III] (F502N). ------------------------------------------------------------------------------------ 11. Address Information Name: JAMES A. WESTPHAL Category: PI Institution: CALTECH Address: M/S 170-25 DIVISION OF GEOLOGICAL & PLANETARY SCIENCES City: PASADENA State: CA Zip Code: 91125 Country: USA Telephone: (818) 395-4900 Telex (or e-mail): ------------------------------------------------------------------------------------ Name: JOHN J. HESTER Category: PI Institution: ARIZONA STATE UNIV. Address: DEPT. OF PHYSICS AND ASTRONOMY ASU City: TEMPE State: AZ Zip Code: 85287 Country: USA Telephone: 602-965-0741 Telex (or e-mail): ------------------------------------------------------------------------------------ TARGET LIST a) Fixed Targets ID = 5775 [ 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 NGC6888-A G, 509, 917 RA= 20H 12M 32.19S +/- .2", 2000 DEC= +38D 27' 14.0" +/- .2" Comments: POINTING A ------------------------------------------------------------------------------------------------------------------------------------ 2 NGC6888-B G, 509, 917 RA= 20H 12M 32.29S +/- .2", 2000 DEC= +38D 27' 17.2" +/- .2" Comments: POINTING B ------------------------------------------------------------------------------------------------------------------------------------ 3 NGC6888-C G, 509, 917 RA= 20H 12M 31.44S +/- .2", 2000 DEC= +38D 27' 19.7" +/- .2" Comments: POINTING C ------------------------------------------------------------------------------------------------------------------------------------ 4 NGC6888-D G, 509, 917 RA= 20H 12M 35.23S +/- .2", 2000 DEC= +38D 26' 15.4" +/- .2" Comments: POINTING D ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 5775 [ 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 ------------------------------------------------------------------------------------------------------------------------------------ 1.01 DEFINE # WFPC2 IMAGE # F656N CR-SPLIT=NO 2 1100S 1 GROUP 1.01-1.03 WRSEQ ATD-GAIN=7 WITHIN 1D CLOCKS=YES SAME POS FOR 1.02- 1.03 AS 1.01 SAME ORIENT FOR 1.02-1.03 AS 1.01 ------------------------------------------------------------------------------------------------------------------------------------ 1.02 DEFINE # WFPC2 IMAGE # F673N CR-SPLIT=NO 2 1100S 1 WRSEQ ATD-GAIN=7 CLOCKS=YES ------------------------------------------------------------------------------------------------------------------------------------ 1.03 DEFINE # WFPC2 IMAGE # F502N CR-SPLIT=NO 2 1100S 1 WRSEQ ATD-GAIN=7 CLOCKS=YES ------------------------------------------------------------------------------------------------------------------------------------ 1.1 USE NGC6888-A WFALL- SELECT 1 OF 1.1 OR WRSEQ FIX 1.2 OR 1.3 OR 1.4 POS TARG 10, 10 ORIENT 240D +/- 5D COND IF ORIENTATION CAN BE Comments: FOUR COMBINATIONS OF POSITION SCHEDULED AND ORIENTATION ARE SPECIFIED, CYCLE 4 ONLY ONE OF WHICH IS TO BE RUN. POSITION A IS PREFERABLE TO B, C, OR D, BUT SCHEDULE WHICHEVER BEST FITS THE SCHEDULE. ------------------------------------------------------------------------------------------------------------------------------------ 1.2 USE NGC6888-B WFALL- POS TARG 10, 10 WRSEQ FIX ORIENT 230D +/- 5D COND IF ORIENTATION CAN BE SCHEDULED CYCLE 4 Comments: THE COMBINATION OF APERTURE AND POS TARG IS INTENDED TO SPECIFY THE PYRAMID APEX. ------------------------------------------------------------------------------------------------------------------------------------ 1.3 USE NGC6888-C WFALL- POS TARG 10, 10 WRSEQ FIX ORIENT 211D +/- 14D COND IF ORIENTATION CAN BE SCHEDULED CYCLE 4 ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 5775 [ 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 ------------------------------------------------------------------------------------------------------------------------------------ 1.4 USE NGC6888-D WF4-FIX POS TARG 38, 38 WRSEQ ORIENT 187D +/- 5D COND IF ORIENTATION CAN BE SCHEDULED CYCLE 4 Comments: THE COMBINATION OF APERTURE AND POS IS INTENDED TO SPECIFY A POINT NEAR THE "UPPER LEFT CORNER" OF WF4. ------------------------------------------------------------------------------------------------------------------------------------ Summary Form for Proposal 5775 [ 6] Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Configurations WFPC2 ------------------------------------------------------------------------------------------------------------------------------------ Opmodes IMAGE ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters CR-SPLIT=NO ATD-GAIN=7 CLOCKS=YES ------------------------------------------------------------------------------------------------------------------------------------ Proposal for AUG/WF2 ------------------------------------------------------------------------------------------------------------------------------------ S/C Hours 3.23 ------------------------------------------------------------------------------------------------------------------------------------ Scientific Category STELLAR ASTROPHYSICS ------------------------------------------------------------------------------------------------------------------------------------ Scientific Sub-category ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements GROUP 1.01-1.03 WITHIN 1D; SAME POS FOR 1.02-1.03 AS 1.01; SAME ORIENT FOR 1.02-1.03 AS 1.01; SELECT 1 OF 1.1 OR 1.2 OR 1.3 OR 1.4 ; POS TARG 10, 10; ORIENT 240D +/- 5D ; COND IF ORIENTATION CAN BE SCHEDULED ; CYCLE 4; ORIENT 230D +/- 5D ; ORIENT 211D +/- 14D ; POS TARG 38, 38; ORIENT 187D +/- 5D ; ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F656N F673N F502N ------------------------------------------------------------------------------------------------------------------------------------ Target Names NGC6888-A NGC6888-B NGC6888-C NGC6888-D ------------------------------------------------------------------------------------------------------------------------------------