6042( 14) - 09/25/95 18:15 - [ 1] PROPOSAL FOR HUBBLE SPACE TELESCOPE OBSERVATIONS ST ScI Use Only ID: 6042 Version: 14 Check-in Date: ********** 1.Proposal Title: FOS SPECTROPHOTOMETRY OF EJECTA FROM ETA CARINAE ------------------------------------------------------------------------------------ 2. Scientific Category 3. Proposal For 4. Cycle Hot Stars GO 5 ------------------------------------------------------------------------------------ 5. Investigators Contact? PI: Reginald J. Dufour Rice University CoI: J. Jeff Hester Arizona State University N CoI: Donald K. Walter South Carolina State University N CoI: Douglas G. Currie University of Maryland N CoI: Doug Van Orsow Space Telescope Science Institute N ------------------------------------------------------------------------------------ 6. Abstract We propose to study the physical nature and processes in the gas ejected by the massive star Eta Carinae during its ``Great Eruption" of 1837-1860 and later. Imagery of Eta Car by HST during the past few years has revealed details of a complex ``double-bubble" geometry of ejection, with numerous very high velocity jets and flows between the bipolar lobes of the main mass ejection, previously called the Homunculus. Now we propose to follow the exciting imagery results with spectroscopy of some of the physically distinct features of the ejecta using the Faint Object Spectrograph to obtain UV- optical spectra covering the full 1150-8500Angstrom wavelength range. Coupled with previous HST imagery and ground-based observations, these new data will enable us to perform detailed analysis of the gas kinematics, physical conditions, and abundances at various locations in the ejected material. Eta Carinae is the best example of an ``astrophysical geyser" from a massive star caught in a state of active eruption prior to becoming a supernova. The proposed spectroscopic studies with HST should provide fundamental information for understanding the physics of this phenomenon. ------------------------------------------------------------------------------------ 6042( 14) - 09/25/95 18:15 - [ 2] Observations Description ------------------------ The observations involve FOS spectroscopy of 10 positions in the Eta Car ejecta using the 0.9-PAIR apertures and G130H, G190H, G270H, G400H, G570H, & G780H gratings. At Alpha=161.3 degrees and Delta=-59.7 degrees, there are six Continuous Viewing Zones (CVZs) available in Cycle 5 (as well as a large one available at the end of Cycle 4). We take advantage of two of these to use the ``dual-aperture" capability of FOS to take spectra of two positions without maneuvering in between, and have selected regions with a consideration of the aperture position angles available at the time of the CVZs, as well as location on selected features that we are interested in. We divide the observing plan into three visits within two CVZs: Visit 1 during CVZ 95.160-166 (at the end of Cycle 4) OR 96.133-134, Visit 2 during CVZ 95.275-276, and Visit 3 during *any* CVZ (we have specified it for 95.275-276 for optimum WFPC2 parallels. During Visit 1 we orient HST to U3=107 degrees and take FOS/RD spectra of two NE jet features (labeled J1+J2 and J3+J4) using the 0.9-PAIR square apertures which are along PA=26 degrees. During Visit 2 we orient HST to U3=212 degrees and take FOS/RD spectra of one homunculus/skirt feature (H1+H2) and two outer S- condensation positions (S1+S2 and S3+S4) using the 0.9-PAIR apertures oriented along PA=294 degrees. Finally, during Visit 3, we take FOS/BL spectra with grating G130H through one aperture only --therefore, making the U3 orientation relatively unimportant, except given the square aperture doing these during one of the FOS/RD CVZs is desired. The exposure times were estimated using: (a) CTIO 4m spectra of S published in Davidson et al. (1986), (b) CTIO 1.5m spectra of NN and S from the M.S. thesis of Kendall (1987), (c) IUE SWP low dispersion NEWSIPS spectra being analyzed by RJD (ADP project), and (d) the WFPC2 F658N image shown in Figure 5 (Hester et al.). The exposure times for G780H & G570H spectra of the S condensation were based on obtaining ~60,000 counts in NIILambda6583 (which is about 6 times stronger than HAlpha), then we used surface brightnesses based on the WFPC2 F658N exposure to approximately ``scale" the G780H-G570H-G400H exposures. We then used IUE SWP spectra of S, NN, and the homunculus to estimate the exposure to get ~1000 counts for the NIIILambdaLambda1750 multiplet (strongest line in the UV spectrum) corresponding to S/N~30 (slightly less due to the UV continuum level) for S2, S3, H1, J3, and S/N~10-20 (very uncertain due to the lack of good IUE spectra) for J1 & J2. The S/N for the UV lines in most of the FOS spectra is expected to be 3-10 times better than previously possible with IUE. Explicit example: For 0.9'' aperture on S2, F(6583)=5E-12 ergs cm^-2 sec^-1, for which the fos diode cps rate for the G780H grating is 7.5 per E-14 ergs cm^-2 sec Fig. 1.2.3. FOS ver 5.0 manuel); therefore, our 60 sec exposure will give 3750 cps/diode or ~2E5 counts total (or about 56E3 per step-patt --so no saturation is expected). For 1750Angstrom NIII from IUE spectra, F=6E-14 ergs cm^-2 sec^- 1, the diode cps rate for G190H/RD = 0.6, corresponding to 3.6 cps, or ~3300 counts total in our proposed 900 sec exposure. Finally, we are proposing to do parallel WFPC2 exposures of serendipity fields during the various FOS spectra with the F502N, F547M, F656N, F658N, F673N "emission line" filters AND with the UBVRI(etc.) filters F170W, F336W, F439W, F555W, F702W, and F814W (for stellar CM diagrams). Since Eta Car is embedded in a bright HII region (NGC 3371) known for its complex morphology, we expect these parallels to show exciting nebular structure in the various emission lines. The image quality (i.e., the S/N in the emission lines) will be comparable to that done with HST on the Orion Nebula. We believe there will be significant new science coming out of these parallels. In addition, during CVZ 95.275-276, the WFPC2 falls on the Carina cluster Cr232, and we have an exceptional opportunity to obtain deep wide band imagery of its stellar component during Visits 2-3. Real Time Justification ----------------------- We are requesting 3 orbits during CVZ 95.160-166 OR 96.133- 134, and 5 orbits during CVZ 95.275-276. During the past decade, all three of us have accumulated imagery and spectroscopic observations of the nebulosities associated with Eta Carinae. These include (photographic) echelle longslit spectra with the CTIO 4m telescope of 9 slit positions across all of the various nebular components of the system. In addition, we have more modern 2D-FRUTTI spatially resolved spectra taken (by DKW) with the CTIO 1m telescope covering the LambdaLambda3500 -8500 spectral range at 8Angstrom resolution, as well as CCD imagery with the CTIO 0.9m telescope through a variety of interference filters. JJH has been one of the principals involved in the WFPC1 & WFPC2 imagery of the system and is very familiar with these data. RJD is currently involved in analyzing all of the IUE NEWSIPS processed SWP low dispersion spectra of the nebulosities and star as part of an NASA-ADP project (to be extended to LWP/R low dispersion spectra when the new processing of those begin). Finally, DGC has been involved in the astrometric analysis of all previous HST WFPC imagery of the Eta Car system for the purposes of developing a model of the current geometry and past ejection history of the system. Calibration Justification ------------------------- Additional Comments ------------------- ------------------------------------------------------------------------------------ 6042( 14) - 09/25/95 18:15 - [ 3] Data Distribution Media: 8MM Blocking Factor: 10 Ship To: PI_Address Ship Via: UPS Email: , ------------------------------------------------------------------------------------ 6042( 14) - 09/25/95 18:15 - [ 4] TARGET LIST a) Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 SPECTRA- STAR RA = 10H 45M 6.139S +/- 0.03S, J2000 V = 0 V = 13.7 +/- 0.2 OFFSET DEC = -59D 41' 12.17" +/- 0.2" B-V = 0.87 +/- 0.2 U-B = 0.31 +/- 0.3 E(B-V) = 0.55 +/- 0.1 E(U-B) = 0.40 +/- 0.1 Comments: BINARY ACQUISTION FOR ALL SPECTROSCOPY TARGETS 2 J1 ISM,JET RA = 10H 45M 4.38S +/- 0.03S, J2000 V = -660 F-LINE(1750) = 1.3E-14 DEC = -59D 40' 52.5" +/- 0.2" F-CONT(1750) = 5.E-16 F-LINE(6583) = 9.2E-13 F-CONT(6583) = 1.0E-15 Comments: OBSERVES TIP OF NE JET(NN) AND INNER (NS) REGION 3 J3 ISM,JET RA = 10H 45M 3.91S +/- 0.03S, J2000 V = -600 F-LINE(1750) = 1.5E-12 DEC = -59D 40' 59.4" +/- 0.2" F-CONT(1750) = 1.0E-13 F-LINE(6583) = 1.5E-11 F-CONT(6583) = 1.0E-14 Comments: OBSERVES TWO SKIRT REGIONS TOWARDS NE JET 4 S3 ISM,JET RA = 10H 45M 2.11S +/- 0.03S, J2000 V = F-LINE(1750) = 3.8E-14 DEC = -59D 41' 10.8" +/- 0.2" +1000 F-CONT(1750) = 1.0E-15 F-LINE(6583) = 2.6E-12 F-CONT(6583) = 1.0E-14 Comments: THIS IS THE CURRIE OUTER "S-BAR" REGION 5 H1 ISM,JET RA = 10H 45M 3.30S +/- 0.03S, J2000 V = - F-LINE(1750) = 3.0E-13 DEC = -59D 41' 2.0" +/- 0.2" 1000 F-CONT(1750) = 1.0E-13 F-LINE(6583) = 5.0E-11 F-CONT(6583) = 1.0E-12 Comments: OBSERVES THE PADDLE AND HOMONCULUS NW OF ETA CAR 6 S2 ISM,JET RA = 10H 45M 2.29S +/- 0.03S, J2000 V = +200 F-LINE(1750) = 6.0E-14 DEC = -59D 41' 6.6" +/- 0.2" F-CONT(1750) = 5.0E-16 F-LINE(6583) = 5.5E-12 F-CONT(6583) = 3.0E-14 Comments: OBSERVES TWO KNOTS IN S CONDENSATION AREA 7 CARINA-FIELD ISM, HII REGION RA= 10H 45M 3.00S +/- 0.03S, J2000 V = 0 DEC= -59D 41' 6.0" +/- 0.2" Comments: THESE ARE GENERIC PARALLEL FIELDS 6042( 14) - 09/25/95 18:15 - [ 5] Visit: 01 Visit Requirements: ORIENTation 106D TO 108D CVZ On Hold Comments: Additional Comments: ORIENT PLACES PAIRED APERTURES ALONG PA=23-25D Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 SPECTRA- FOS/RD ACQ/BIN 4.3 MIRROR 1 1.2S ONBOARD ACQuisition FOR OFFSET ARY 2,4,6,8,10,12,14,16,18,19,21,23,25,27,29 Comments: ACQUIRES OFFSET STAR FOR J1-J3 SPECTRA ------------------------------------------------------------------------------------------------------------------------------------ 2 J1 FOS/RD ACCUM 1.0- G270H STEP-PATT=OBJ- 1 900S PAIR OBJ Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 3 CARINA- WFPC2 IMAGE WFALL F170W CR-SPLIT=NO 1 1100S PARallel WITH 2 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 4 J1 FOS/RD ACCUM 1.0- G270H STEP-PATT=OBJ- 1 900S PAIR OBJ Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 5 CARINA- WFPC2 IMAGE WFALL F170W CR-SPLIT=NO 1 1100S PARallel WITH 4 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 6 J1 FOS/RD ACCUM 1.0- G190H STEP-PATT=OBJ- 1 900S PAIR OBJ Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 7 CARINA- WFPC2 IMAGE WFALL F656N CR-SPLIT=NO 1 1100S PARallel WITH 6 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 8 J1 FOS/RD ACCUM 1.0- G190H STEP-PATT=OBJ- 1 900S PAIR OBJ Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 9 CARINA- WFPC2 IMAGE WFALL F656N CR-SPLIT=NO 1 1100S PARallel WITH 8 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 10 J1 FOS/RD ACCUM 1.0- G190H STEP-PATT=OBJ- 1 900S PAIR OBJ Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 11 CARINA- WFPC2 IMAGE WFALL F658N CR-SPLIT=NO 1 1100S PARallel WITH 10 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 12 J1 FOS/RD ACCUM 1.0- G190H STEP-PATT=OBJ- 1 900S PAIR OBJ Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 13 CARINA- WFPC2 IMAGE WFALL F658N CR-SPLIT=NO 1 1100S PARallel WITH 12 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 6042( 14) - 09/25/95 18:15 - [ 6] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 14 J1 FOS/RD ACCUM 1.0- G400H STEP-PATT=OBJ- 1 700S PAIR OBJ Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 15 CARINA- WFPC2 IMAGE WFALL F439W CR-SPLIT=NO 1 900S PARallel WITH 14 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 16 J1 FOS/RD ACCUM 1.0- G570H STEP-PATT=OBJ- 1 240S SEQ 16,18 NON-INT PAIR OBJ Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 17 CARINA- WFPC2 IMAGE WFALL F439W CR-SPLIT=NO 1 1000S PARallel WITH 16 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 18 J1 FOS/RD ACCUM 1.0- G780H STEP-PATT=OBJ- 1 240S PAIR OBJ Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 19 J3 FOS/RD ACCUM 1.0- G270H STEP-PATT=OBJ- 1 600S PAIR OBJ Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 20 CARINA- WFPC2 IMAGE WFALL F555W CR-SPLIT=NO 1 800S PARallel WITH 19 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 21 J3 FOS/RD ACCUM 1.0- G190H STEP-PATT=OBJ- 1 600S PAIR OBJ Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 22 CARINA- WFPC2 IMAGE WFALL F814W CR-SPLIT=NO 1 700S PARallel WITH 21 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 23 J3 FOS/RD ACCUM 1.0- G190H STEP-PATT=OBJ- 1 600S PAIR OBJ Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 24 CARINA- WFPC2 IMAGE WFALL F814W CR-SPLIT=NO 1 700S PARallel WITH 23 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 25 J3 FOS/RD ACCUM 1.0- G400H STEP-PATT=OBJ- 1 350S PAIR OBJ Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 26 CARINA- WFPC2 IMAGE WFALL F702W CR-SPLIT=NO 1 400S PARallel WITH 25 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 27 J3 FOS/RD ACCUM 1.0- G570H STEP-PATT=OBJ- 1 120S SEQ 27,29 NON-INT PAIR OBJ Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 28 CARINA- WFPC2 IMAGE WFALL F555W CR-SPLIT=NO 1 800S PARallel WITH 27 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 6042( 14) - 09/25/95 18:15 - [ 7] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 29 J3 FOS/RD ACCUM 1.0- G780H STEP-PATT=OBJ- 1 120S PAIR OBJ Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 6042( 14) - 09/25/95 18:15 - [ 8] Visit: 02 Visit Requirements: ORIENTation 211D TO 213D CVZ On Hold Comments: Additional Comments: ORIENT PLACES PAIRED APERTURES ALONG PA=293-295D Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 SPECTRA- FOS/RD ACQ/BIN 4.3 MIRROR 1 1.2S ONBOARD ACQuisition FOR OFFSET ARY 2,4,6,8,10,12,14,16,18,20,22,24,26,28,30 Comments: ACQUIRES OFFSET STAR FOR H1-S2 SPECTRA ------------------------------------------------------------------------------------------------------------------------------------ 2 H1 FOS/RD ACCUM 1.0- G270H STEP-PATT=OBJ- 1 300S PAIR OBJ Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 3 CARINA- WFPC2 IMAGE WFALL F656N CR-SPLIT=NO 1 600S PARallel WITH 2 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 4 H1 FOS/RD ACCUM 1.0- G190H STEP-PATT=OBJ- 1 1200S PAIR OBJ Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 5 CARINA- WFPC2 IMAGE WFALL F673N CR-SPLIT=NO 1 1400S PARallel WITH 4 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 6 H1 FOS/RD RAPID 1.0- G570H STEP-PATT=OBJ- 1 60S SEQ 6,8,10 NON-INT PAIR OBJ READ-TIME=5 COMB=YES DATA- RATE=LOW Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 7 CARINA- WFPC2 IMAGE WFALL F673N CR-SPLIT=NO 1 1000S PARallel WITH 6 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 8 H1 FOS/RD RAPID 1.0- G400H STEP-PATT=OBJ- 1 180S PAIR OBJ READ- TIME=15 COMB=YES Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 10 H1 FOS/RD RAPID 1.0- G780H STEP-PATT=OBJ- 1 60S PAIR OBJ READ- TIME=10 COMB=YES DATA- RATE=LOW Comments: TARGET IN APERTURE *A* (UPPER) ------------------------------------------------------------------------------------------------------------------------------------ 12 S2 FOS/RD ACCUM 1.0- G270H STEP-PATT=OBJ- 1 1200S PAIR OBJ Comments: TARGET IN APERTURE *B* (LOWER) ------------------------------------------------------------------------------------------------------------------------------------ 13 CARINA- WFPC2 IMAGE WFALL F555W CR-SPLIT=NO 1 1400S PARallel WITH 12 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 6042( 14) - 09/25/95 18:15 - [ 9] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 14 S2 FOS/RD ACCUM 1.0- G190H STEP-PATT=OBJ- 1 2400S PAIR OBJ Comments: TARGET IN APERTURE *B* (LOWER) ------------------------------------------------------------------------------------------------------------------------------------ 15 CARINA- WFPC2 IMAGE WFALL F336W CR-SPLIT=NO 1 2800S PARallel WITH 14 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 16 S2 FOS/RD ACCUM 1.0- G570H STEP-PATT=OBJ- 1 120S SEQ 16,18,20 NON-INT PAIR OBJ Comments: TARGET IN APERTURE *B* (LOWER) ------------------------------------------------------------------------------------------------------------------------------------ 17 CARINA- WFPC2 IMAGE WFALL F439W CR-SPLIT=NO 1 1400S PARallel WITH 16 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 18 S2 FOS/RD ACCUM 1.0- G400H STEP-PATT=OBJ- 1 360S PAIR OBJ Comments: TARGET IN APERTURE *B* (LOWER) ------------------------------------------------------------------------------------------------------------------------------------ 20 S2 FOS/RD ACCUM 1.0- G780H STEP-PATT=OBJ- 1 120S PAIR OBJ Comments: TARGET IN APERTURE *B* (LOWER) ------------------------------------------------------------------------------------------------------------------------------------ 22 S3 FOS/RD ACCUM 1.0- G270H STEP-PATT=OBJ- 1 900S PAIR OBJ Comments: TARGET IN APERTURE *B* (LOWER) ------------------------------------------------------------------------------------------------------------------------------------ 23 CARINA- WFPC2 IMAGE WFALL F555W CR-SPLIT=NO 1 1100S PARallel WITH 22 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 24 S3 FOS/RD ACCUM 1.0- G190H STEP-PATT=OBJ- 1 1800S PAIR OBJ Comments: TARGET IN APERTURE *B* (LOWER) ------------------------------------------------------------------------------------------------------------------------------------ 25 CARINA- WFPC2 IMAGE WFALL F336W CR-SPLIT=NO 1 2200S PARallel WITH 24 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 26 S3 FOS/RD ACCUM 1.0- G570H STEP-PATT=OBJ- 1 120S SEQ 26,28,30 NON-INT PAIR OBJ Comments: TARGET IN APERTURE *B* (LOWER) ------------------------------------------------------------------------------------------------------------------------------------ 27 CARINA- WFPC2 IMAGE WFALL F439W CR-SPLIT=NO 1 1400S PARallel WITH 26 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 28 S3 FOS/RD ACCUM 1.0- G400H STEP-PATT=OBJ- 1 360S PAIR OBJ Comments: TARGET IN APERTURE *B* (LOWER) ------------------------------------------------------------------------------------------------------------------------------------ 30 S3 FOS/RD ACCUM 1.0- G780H STEP-PATT=OBJ- 1 120S PAIR OBJ Comments: TARGET IN APERTURE *B* (LOWER) ------------------------------------------------------------------------------------------------------------------------------------ 6042( 14) - 09/25/95 18:15 - [ 10] Visit: 03 Visit Requirements: SAME ORIENTation AS 2 CVZ On Hold Comments: Additional Comments: ORIENT PLACES PAIRED APERTURES ALONG PA=293-295D Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 SPECTRA- FOS/BL ACQ/BIN 4.3 MIRROR 1 8S ONBOARD ACQuisition FOR 2,4,6,8,10 OFFSET ARY Comments: ACQUIRES OFFSET STAR FOR J1-J3-H1-S2-S3 BLUE SPECTRA ------------------------------------------------------------------------------------------------------------------------------------ 2 J1 FOS/BL ACCUM 1.0- G130H STEP- 1 480S PAIR PATT=SINGLE ------------------------------------------------------------------------------------------------------------------------------------ 3 CARINA- WFPC2 IMAGE WFALL F502N CR-SPLIT=NO 1 800S PARallel WITH 2 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 4 J1 FOS/BL ACCUM 1.0- G130H STEP- 1 480S PAIR PATT=SINGLE ------------------------------------------------------------------------------------------------------------------------------------ 5 CARINA- WFPC2 IMAGE WFALL F502N CR-SPLIT=NO 1 600S PARallel WITH 4 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 6 J1 FOS/BL ACCUM 1.0- G130H STEP- 1 900S PAIR PATT=SINGLE ------------------------------------------------------------------------------------------------------------------------------------ 7 CARINA- WFPC2 IMAGE WFALL F658N CR-SPLIT=NO 1 1100S PARallel WITH 6 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 8 J3 FOS/BL ACCUM 1.0- G130H STEP- 1 900S PAIR PATT=SINGLE ------------------------------------------------------------------------------------------------------------------------------------ 9 CARINA- WFPC2 IMAGE WFALL F658N CR-SPLIT=NO 1 1100S PARallel WITH 8 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 10 H1 FOS/BL ACCUM 1.0- G130H STEP- 1 300S PAIR PATT=SINGLE ------------------------------------------------------------------------------------------------------------------------------------ 11 CARINA- WFPC2 IMAGE WFALL F547M CR-SPLIT=NO 1 400S PARallel WITH 10 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 12 S2 FOS/BL ACCUM 1.0- G130H STEP- 1 800S PAIR PATT=SINGLE ------------------------------------------------------------------------------------------------------------------------------------ 13 CARINA- WFPC2 IMAGE WFALL F673N CR-SPLIT=NO 1 1000S PARallel WITH 12 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 14 S2 FOS/BL ACCUM 1.0- G130H STEP- 1 660S PAIR PATT=SINGLE ------------------------------------------------------------------------------------------------------------------------------------ 15 CARINA- WFPC2 IMAGE WFALL F673N CR-SPLIT=NO 1 900S PARallel WITH 14 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 6042( 14) - 09/25/95 18:15 - [ 11] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 16 S3 FOS/BL ACCUM 1.0- G130H STEP- 1 660S PAIR PATT=SINGLE ------------------------------------------------------------------------------------------------------------------------------------ 17 CARINA- WFPC2 IMAGE WFALL F656N CR-SPLIT=NO 1 800S PARallel WITH 16 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 18 S3 FOS/BL ACCUM 1.0- G130H STEP- 1 660S PAIR PATT=SINGLE ------------------------------------------------------------------------------------------------------------------------------------ 19 CARINA- WFPC2 IMAGE WFALL F656N CR-SPLIT=NO 1 800S PARallel WITH 18 NO SPLIT FIELD ------------------------------------------------------------------------------------------------------------------------------------ 6042( 14) - 09/25/95 18:15 - [ 12] Summary Form for Proposal 6042 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Configurations FOS/RD WFPC2 FOS/BL ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACQ/BINARY ACCUM IMAGE RAPID ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters STEP-PATT=OBJ-OBJ CR-SPLIT=NO STEP-PATT=OBJ-OBJ READ-TIME=5 COMB=YES DATA-RATE=LOW STEP-PATT=OBJ-OBJ READ-TIME=15 COMB=YES STEP-PATT=OBJ-OBJ READ-TIME=10 COMB=YES DATA-RATE=LOW STEP-PATT=SINGLE ------------------------------------------------------------------------------------------------------------------------------------ Proposal Category GO ------------------------------------------------------------------------------------------------------------------------------------ Scientific Category Hot Stars ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements ORIENTation 106D TO 108D CVZ ONBOARD ACQuisition FOR 2,4,6,8,10,12,14,16,18,19,21,23,25,27,29 PARallel WITH 2 NO SPLIT PARallel WITH 4 NO SPLIT PARallel WITH 6 NO SPLIT PARallel WITH 8 NO SPLIT PARallel WITH 10 NO SPLIT PARallel WITH 12 NO SPLIT PARallel WITH 14 NO SPLIT SEQ 16,18 NON-INT PARallel WITH 16 NO SPLIT PARallel WITH 19 NO SPLIT PARallel WITH 21 NO SPLIT PARallel WITH 23 NO SPLIT PARallel WITH 25 NO SPLIT SEQ 27,29 NON-INT PARallel WITH 27 NO SPLIT ORIENTation 211D TO 213D CVZ ONBOARD ACQuisition FOR 2,4,6,8,10,12,14,16,18,20,22,24,26,28,30 SEQ 6,8,10 NON-INT SEQ 16,18,20 NON-INT PARallel WITH 22 NO SPLIT PARallel WITH 24 NO SPLIT SEQ 26,28,30 NON-INT PARallel WITH 26 NO SPLIT SAME ORIENTation AS 2 CVZ ONBOARD ACQuisition FOR 2,4,6,8,10 PARallel WITH 18 NO SPLIT ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements MIRROR G270H F170W G190H F656N F658N G400H F439W G570H G780H F555W F814W F702W F673N F336W G130H F502N F547M ------------------------------------------------------------------------------------------------------------------------------------ Target Names SPECTRA-OFFSET J1 CARINA-FIELD J3 H1 S2 S3 ------------------------------------------------------------------------------------------------------------------------------------