Page 1 PROPOSAL FOR HUBBLE SPACE TELESCOPE OBSERVATIONS ST ScI Use Only ID 4442c Report Date: 09-May-96:19:36 Version: ********** Check-in Date: ********** 1.Proposal Title: OPPORTUNITY OCCULTATIONS BY SMALL BODIES - SPLIT ------------------------------------------------------------------------------------ 2. Scientific Category 3. Proposal For 4. Proposal Type 5. Continuation ID SOLAR SYSTEM GTO/HSP Target of Oppt. 4015 Sub Category ------------------------------------------------------------------------------------ 6. Principal Investigator Institution Country Telephone Robert C. Bless WISCONSIN, UNIVERSITY OF USA (608)262-1715 ------------------------------------------------------------------------------------ 7. Abstract Although an occultation by any specific comet, asteroid, satellite, or Pluto is unlikely to be observable from the ST, the scientific return from such an event would be great because of the superior signal-to-noise ratio achievable with the ST for occultation observations. We propose to observe occultations by these bodies with the ST, as the opportunites arise, to probe their atmospheres, determine their sizes and achieve other goals. With such diverse possibilities, one must examine each opportunity as it occurs and formulate an observing strategy to fit that particular case. Revision History: Received on RPS 9/1/89; Added to SCCS 9/5/89 Updated to V2 proposal instructions; - SALM 9/5/89 Updated to pass RPSS; asb@MIT 7May90; Small logic errors fixed--BJW 7/9/90; Changed SP. SCAN to SP. SCAN SING.-EXP --BJW 7/10/90; Changes in observations/ targets--amanda; Split proposal by cycle-- BJW 4/24/91; Updated target list-- BJW 8/1/91; Updated target list--asb 3/18/92; ------------------------------------------------------------------------------------ 8. Scientific Key Words: COMET, ASTEROID, SATELLITE, PLUTO, OCCULTATION ------------------------------------------------------------------------------------ 9. Est obs time (hours) pri: 17.69 par: 0 10. Num targs pri: 7 par: 0 ------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------ 12. Special sched req: Time Critical obs. ------------------------------------------------------------------------------------ Page 2 I. GENERAL FORM Proposal 4442c PI: Robert C. Bless Proposal Title: OPPORTUNITY OCCULTATIONS BY SMALL BODIES - SPLIT ------------------------------------------------------------------------------------ 1. Proposers: Proposers Institution Country ESA ------------------------------------------------------------------------------------ Edward L. Robinson TEXAS, UNIVERSITY OF USA Robert C. Bless WISCONSIN, UNIVERSITY OF USA G. W. Van Citters NATIONAL SCIENCE FOUNDATION USA Joseph F. Dolan NASA, GODDARD SPACE FLIGHT USA CENTER Richard L. White SPACE TELESCOPE SCIENCE USA INSTITUTE James L. Elliot MASSACHUSETTS INSTITUTE OF USA TECHNOLOGY ------------------------------------------------------------------------------------ 3. Description of proposed observations. We plan to identify those occultations of sufficient signal-to-noise ratio to achieve the goals outlined in Section 2. Each observation will require (i) a set of 2 onboard acquisitions; (ii) a scan of about twenty arc-seconds along the track that the object will follow relative to the occulting body and (iii) a time series run on the object with whatever filter aperture combination that is chosen for the observation. For some occultations to be observed in the far UV, prior multi-filter photometry of the object will be necessary in order to determine the most appropriate filter to use for the occultation. For now, we shall assume that the calibration and observation time will average about 30 minutes per occultation observed. ------------------------------------------------------------------------------------ 4. Justification of need for HST observations. We can achieve a much better signal-to-noise ratio for the temperature profiles and other information than can be obtained for small body occultations than has been possible from the ground for the following reasons: (i) the greatly improved photometric stability of ST photometry, which will substantially reduce the errors in the numerical inversion of the data that is necessary to obtain the temperature profiles; (ii) our ability to reject background light from the occulting object (such as a comet ) by employing small focal plane apertures; and (iii) the absence of scintillation noise, which has strong components at frequencies comparable to the occultation timescale. ------------------------------------------------------------------------------------ 5. Description of special scheduling requirements. For resolved bodies with possible atmospheres, tracking the occulted star will require a real time update, due to its complicated path caused by refraction in the occulting body's atmosphere and the uncertainties in predicting the ST orbit. ------------------------------------------------------------------------------------ 6. Description of special calibration exposures. For comets and the larger bodies (Titan, Triton, and Pluto) a prior scan over 20 arc-seconds is needed to map the scattered light field, which is needed for the data reduction. ------------------------------------------------------------------------------------ 7. Data reduction and analysis plans. Data will be reduced and analyzed at MIT with VAX 11-750 belonging to the planetary astronomy group. ------------------------------------------------------------------------------------ 10. Resources to be supplied by investigator's institution(s). TBD Page 3 ------------------------------------------------------------------------------------ 13. An observation of an occultation by a comet, asteroid, satellite, or Pluto would yield a variety of information. For example, we could gain further information about the atmospheres of Pluto and Triton, including knowledge of the composition and structure of their atmospheres. Also, the presence of possible material in the neighborhood of an asteroid could be obtained. Opportunity stellar occultations by small bodies are proposed to be observed with the HSP or FOS. ------------------------------------------------------------------------------------ 11. Address Information Name: ROBERT C. BLESS Category: PI Institution: WISCONSIN, UNIVERSITY OF Address: DEPARTMENT OF ASTRONOMY 475 NORTH CHARTER STREET City: MADISON State: WI Zip Code: 53706 Country: USA Telephone: 608-262-1715 Telex (or e-mail): ------------------------------------------------------------------------------------ TARGET LIST a) Fixed Targets ID = 4442c [ 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| | | | | | | | | ------------------------------------------------------------------------------------------------------------------------------------ 16 TR32 STAR- TAR TO BE OCCULTED BY RA = 19H 10M 26.239S +/- J2000 BKG 1 R = 14.2 +/- 0.5 191026- TRITON. 0.03", 214411 CLOSE APPROACH AT 10- DEC = -21D 44' 10.24" +/- OCT-92:19:29 0.03", Comments: STAR POSITION WILL BE UPDATED BEFORE OBSERVATION IS PERFORMED. CONTACT: AMANDA S. BOSH, MIT SOLAR ELONG 88D ------------------------------------------------------------------------------------------------------------------------------------ 17 TR32-OFFSET OFFSET TARGET FOR TR32 PLATE-ID = 068E, J2000 1 B = 12.84 +/- 0.59 GSC6295- RA = 19H 10M 31.446S +/- 02114 0.03", DEC = -21D 44' 24.40" +/- 0.06", Comments: STAR POSITION WILL BE UPDATED BEFORE OBSERVATION IS PERFORMED. CONTACT: AMANDA S. BOSH, MIT ------------------------------------------------------------------------------------------------------------------------------------ 18 TR46 GSC6310 STAR TO BE OCCULTED BY PLATE-ID = 0104, J2000 BKG 1 R = 13.4 +/- 0.5 -02742 TRITON. RA = 19H 30M 55.118S +/- CLOSE APPROACH AT 13- 0.5", MAY-93:06:51 DEC = -21D 06' 23.98" +/- 0.5", Comments: STAR POSITION WILL BE UPDATED BEFORE OBSERVATION IS PERFORMED. CONTACT: AMANDA S. BOSH, MIT SOLAR ELONG 121 ------------------------------------------------------------------------------------------------------------------------------------ 19 TR46-OFFSET OFFSET TARGET FOR TR46 PLATE-ID = 0104, J2000 1 B = 14.62 +/- 0.60 GSC6310- RA = 19H 30M 52.939S +/- 01521 0.5", DEC = -21D 06' 04.97" +/- 0.5", Comments: STAR POSITION WILL BE UPDATED BEFORE OBSERVATION IS PERFORMED. CONTACT: AMANDA S. BOSH, MIT ------------------------------------------------------------------------------------------------------------------------------------ 22 P19.04 STAR- STAR TO BE OCCULTED BY RA = 15H 46M 00.355S +/- J2000 BKG 1 R = 14.6 +/- 0.5 154600-50819 PLUTO. 0.5", CLOSE APPROACH AT 1-FEB DEC = -5D 08' 19.01" +/- -93:11:47 0.5", Comments: STAR POSITION WILL BE UPDATED BEFORE OBSERVATION IS PERFORMED. CONTACT: AMANDA S. BOSH, MIT SOLAR ELONG 78 ------------------------------------------------------------------------------------------------------------------------------------ 23 P19.04- OFFSET TARGET FOR RA = 15H 45M 55.591S +/- J2000 1 R = 15.9 +/- 0.5 OFFSET STAR- P19.04 0.5", 154556-50848 DEC = -5D 08' 47.75" +/- 0.5", Comments: STAR POSITION WILL BE UPDATED BEFORE OBSERVATION IS PERFORMED. CONTACT: AMANDA S. BOSH, MIT ------------------------------------------------------------------------------------------------------------------------------------ TARGET LIST b)Solar System Targets ID = 4442c [ 5] ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 30 | TARGET NAME: TR32-BACKGROUND ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: OFFSET TRITON ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 | TARGET POSITION LEVEL 2 | STD = TRITON | TYPE = POS_ANGLE, | RAD = 28, | ANG = 77, | REF = NORTH | ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 | WINDOWS | | ------------------------------------------------------------------------------------------------------------------------------------ REF | DATA | COMMENTS | | | | FOR USE IN A SCAN OF BACKGROUND | | LEVELS ALONG THE PATH OF THE | | OCCULTED STAR | ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 31 | TARGET NAME: TR46-BACKGROUND ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: OFFSET TRITON ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 | TARGET POSITION LEVEL 2 | STD = TRITON | TYPE = POS_ANGLE, | RAD = 28, | ANG = 75, | REF = NORTH | ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 | WINDOWS | | ------------------------------------------------------------------------------------------------------------------------------------ REF | DATA | COMMENTS | | | | FOR USE IN A SCAN OF BACKGROUND | | LEVELS ALONG THE PATH OF THE | | OCCULTED STAR | ------------------------------------------------------------------------------------------------------------------------------------ TARGET LIST b)Solar System Targets ID = 4442c [ 6] ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 34 | TARGET NAME: P19.04-BACKGROUND ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: OFFSET PLUTO ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 | TARGET POSITION LEVEL 2 | STD = PLUTO | TYPE = POS_ANGLE, | RAD = 28, | ANG = 77, | REF = NORTH | ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 | WINDOWS | | ------------------------------------------------------------------------------------------------------------------------------------ REF | DATA | COMMENTS | | | | FOR USE IN A SCAN OF BACKGROUND | | LEVELS ALONG THE PATH OF THE | | OCCULTED STAR | ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 35 | TARGET NAME: TRITON-CENTER ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: SATELLITE TRITON ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 | TARGET POSITION LEVEL 2 | STD = TRITON, ACQ = 0.1 | | ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 | WINDOWS | | ------------------------------------------------------------------------------------------------------------------------------------ REF | DATA | COMMENTS | | 1 |V = 13.6 +/- 0.5 | ACQUISITION TARGET FOR BACKGROUND | | SCANS | ------------------------------------------------------------------------------------------------------------------------------------ TARGET LIST b)Solar System Targets ID = 4442c [ 7] ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 36 | TARGET NAME: PLUTO-CENTER ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: PLANET PLUTO ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 | TARGET POSITION LEVEL 2 | STD = PLUTO, ACQ = 0.1 | | ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 | WINDOWS | | ------------------------------------------------------------------------------------------------------------------------------------ REF | DATA | COMMENTS | | 1 |V = 13.6 +/- 0.5 | ACQUISITION TARGET FOR BACKGROUND | | SCANS | ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 4442c [ 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 ------------------------------------------------------------------------------------------------------------------------------------ 4 DEFINE # HSP/ ACQ 1 1S 1 1 ONBRD- VIS ACQ ------------------------------------------------------------------------------------------------------------------------------------ 5 DEFINE # HSP/ ACQ 1 1S 1 1 PCS MODE F ONBRD- VIS ACQF ------------------------------------------------------------------------------------------------------------------------------------ 6 DEFINE # HSP/ SPLIT 1.0 F750W/ # 1 1S 1 1 SPATIAL SCAN BACK- PMT/ F320N SCAN VIS ------------------------------------------------------------------------------------------------------------------------------------ 7 DEFINE # HSP/ SPLIT 1.0 F750W/ # 1 1M 1 1 CRIT OBS RING- PMT/ F320N PCS MODE F OCC VIS ------------------------------------------------------------------------------------------------------------------------------------ 40 USE TRITON- X40 ONBOARD ACQ FOR ONBRD- CENTER 40.01 ACQ SEQ 40.00 - 40.01 NO GAP ------------------------------------------------------------------------------------------------------------------------------------ 40.01 USE TR32- SAMPLE- X267 SEQ 40.01 - 40.03 BACK- BACKGROUND TIME=0.05 GROUP 40.01 - SCAN PRECISION=HIGH 40.04 WITHIN 9H DATA-FORMAT=ALL CYCLE 2/40.00 - PMT-ANALOG=10 40.28 VIS-ANALOG=1 ------------------------------------------------------------------------------------------------------------------------------------ 40.02 USE TR32- SAMPLE- X267 BACK- BACKGROUND TIME=0.05 SCAN PRECISION=HIGH DATA-FORMAT=ALL PMT-ANALOG=10 VIS-ANALOG=1 ------------------------------------------------------------------------------------------------------------------------------------ 40.03 USE TR32- SAMPLE- X267 BACK- BACKGROUND TIME=0.05 SCAN PRECISION=HIGH DATA-FORMAT=ALL PMT-ANALOG=10 VIS-ANALOG=1 ------------------------------------------------------------------------------------------------------------------------------------ 40.04 USE TR32-OFFSET X40 ONBOARD ACQ FOR ONBRD- 40.10 ACQF SEQ 40.04 - 40.10 NO GAP ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 4442c [ 9] ------------------------------------------------------------------------------------------------------------------------------------ 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 ------------------------------------------------------------------------------------------------------------------------------------ 40.1 USE TR32 SAMPLE- X30 AT 10-OCT-92:19:15 RING- TIME=0.05 +/- 1M OCC PRECISION=HIGH DATA-FORMAT=ALL PMT-ANALOG=10 VIS-ANALOG=1 Comments: END EXPOSURE AT 10-OCT- 92:19:44. ------------------------------------------------------------------------------------------------------------------------------------ 40.25 USE TRITON- X40 ONBOARD ACQ FOR ONBRD- CENTER 40.260 ACQ ------------------------------------------------------------------------------------------------------------------------------------ 40.26 USE TR32- SAMPLE- X267 SEQ 40.26 - 40.28 BACK- BACKGROUND TIME=0.05 GROUP 40.10 - SCAN PRECISION=HIGH 40.28 WITHIN 9H DATA-FORMAT=ALL PMT-ANALOG=10 VIS-ANALOG=1 ------------------------------------------------------------------------------------------------------------------------------------ 40.27 USE TR32- SAMPLE- X267 BACK- BACKGROUND TIME=0.05 SCAN PRECISION=HIGH DATA-FORMAT=ALL PMT-ANALOG=10 VIS-ANALOG=1 ------------------------------------------------------------------------------------------------------------------------------------ 40.28 USE TR32- SAMPLE- X267 BACK- BACKGROUND TIME=0.05 SCAN PRECISION=HIGH DATA-FORMAT=ALL PMT-ANALOG=10 VIS-ANALOG=1 ------------------------------------------------------------------------------------------------------------------------------------ 50 USE TRITON- X40 ONBOARD ACQ FOR ONBRD- CENTER 50.01 ACQ SEQ 50.00 - 50.01 NO GAP ------------------------------------------------------------------------------------------------------------------------------------ 50.01 USE TR46- SAMPLE- X267 SEQ 50.01 - 50.03 BACK- BACKGROUND TIME=0.05 GROUP 50.01 - SCAN PRECISION=HIGH 50.04 WITHIN 9H DATA-FORMAT=ALL CYCLE 2/50.00 - PMT-ANALOG=10 50.28 VIS-ANALOG=1 ------------------------------------------------------------------------------------------------------------------------------------ 50.02 USE TR46- SAMPLE- X267 BACK- BACKGROUND TIME=0.05 SCAN PRECISION=HIGH DATA-FORMAT=ALL PMT-ANALOG=10 VIS-ANALOG=1 ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 4442c [ 10] ------------------------------------------------------------------------------------------------------------------------------------ 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 ------------------------------------------------------------------------------------------------------------------------------------ 50.03 USE TR46- SAMPLE- X267 BACK- BACKGROUND TIME=0.05 SCAN PRECISION=HIGH DATA-FORMAT=ALL PMT-ANALOG=10 VIS-ANALOG=1 ------------------------------------------------------------------------------------------------------------------------------------ 50.04 USE TR46-OFFSET X100 ONBOARD ACQ FOR ONBRD- 50.10 ACQF SEQ 50.04 - 50.10 NO GAP ------------------------------------------------------------------------------------------------------------------------------------ 50.1 USE TR46 SAMPLE- X30 AT 13-MAY-93:06:37 RING- TIME=0.05 +/- 1M OCC PRECISION=HIGH DATA-FORMAT=ALL PMT-ANALOG=10 VIS-ANALOG=1 Comments: END EXPOSURE AT 13-MAY- 93:07:06. ------------------------------------------------------------------------------------------------------------------------------------ 50.25 USE TRITON- X40 ONBOARD ACQ FOR ONBRD- CENTER 50.260 ACQ ------------------------------------------------------------------------------------------------------------------------------------ 50.26 USE TR46- SAMPLE- X267 SEQ 50.26 - 50.28 BACK- BACKGROUND TIME=0.05 GROUP 50.10 - SCAN PRECISION=HIGH 50.28 WITHIN 9H DATA-FORMAT=ALL PMT-ANALOG=10 VIS-ANALOG=1 ------------------------------------------------------------------------------------------------------------------------------------ 50.27 USE TR46- SAMPLE- X267 BACK- BACKGROUND TIME=0.05 SCAN PRECISION=HIGH DATA-FORMAT=ALL PMT-ANALOG=10 VIS-ANALOG=1 ------------------------------------------------------------------------------------------------------------------------------------ 50.28 USE TR46- SAMPLE- X267 BACK- BACKGROUND TIME=0.05 SCAN PRECISION=HIGH DATA-FORMAT=ALL PMT-ANALOG=10 VIS-ANALOG=1 ------------------------------------------------------------------------------------------------------------------------------------ 70 USE PLUTO- X40 ONBOARD ACQ FOR ONBRD- CENTER 70.01 ACQ SEQ 70.00 - 70.01 NO GAP ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 4442c [ 11] ------------------------------------------------------------------------------------------------------------------------------------ 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 ------------------------------------------------------------------------------------------------------------------------------------ 70.01 USE P19.04- SAMPLE- X267 SEQ 70.01 - 70.03 BACK- BACKGROUND TIME=0.05 GROUP 70.01 - SCAN PRECISION=HIGH 70.04 WITHIN 9H DATA-FORMAT=ALL CYCLE 2/70.00 - PMT-ANALOG=10 70.28 VIS-ANALOG=1 ------------------------------------------------------------------------------------------------------------------------------------ 70.02 USE P19.04- SAMPLE- X267 BACK- BACKGROUND TIME=0.05 SCAN PRECISION=HIGH DATA-FORMAT=ALL PMT-ANALOG=10 VIS-ANALOG=1 ------------------------------------------------------------------------------------------------------------------------------------ 70.03 USE P19.04- SAMPLE- X267 BACK- BACKGROUND TIME=0.05 SCAN PRECISION=HIGH DATA-FORMAT=ALL PMT-ANALOG=10 VIS-ANALOG=1 ------------------------------------------------------------------------------------------------------------------------------------ 70.04 USE P19.04- X100 ONBOARD ACQ FOR ONBRD- OFFSET 70.10 ACQF SEQ 70.04 - 70.10 NO GAP ------------------------------------------------------------------------------------------------------------------------------------ 70.1 USE P19.04 SAMPLE- X30 AT 1-FEB-93:11:33 RING- TIME=0.05 +/- 1M OCC PRECISION=HIGH DATA-FORMAT=ALL PMT-ANALOG=10 VIS-ANALOG=1 Comments: END EXPOSURE AT 1-FEB-93:12:02. ------------------------------------------------------------------------------------------------------------------------------------ 70.25 USE PLUTO- X40 ONBOARD ACQ FOR ONBRD- CENTER 70.260 ACQ GROUP 70.100 - 70.280 WITHIN 9H ------------------------------------------------------------------------------------------------------------------------------------ 70.26 USE P19.04- SAMPLE- X267 SEQ 70.26 - 70.28 BACK- BACKGROUND TIME=0.05 SCAN PRECISION=HIGH DATA-FORMAT=ALL PMT-ANALOG=10 VIS-ANALOG=1 ------------------------------------------------------------------------------------------------------------------------------------ 70.27 USE P19.04- SAMPLE- X267 BACK- BACKGROUND TIME=0.05 SCAN PRECISION=HIGH DATA-FORMAT=ALL PMT-ANALOG=10 VIS-ANALOG=1 ------------------------------------------------------------------------------------------------------------------------------------ EXPOSURE LOGSHEET ID = 4442c [ 12] ------------------------------------------------------------------------------------------------------------------------------------ 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 ------------------------------------------------------------------------------------------------------------------------------------ 70.28 USE P19.04- SAMPLE- X267 BACK- BACKGROUND TIME=0.05 SCAN PRECISION=HIGH DATA-FORMAT=ALL PMT-ANALOG=10 VIS-ANALOG=1 ------------------------------------------------------------------------------------------------------------------------------------ Scan Paramters Form Proposal ID: 4442c [ 13] ------------------------------------------------------------------------------------------------------------------------------------ Data ID: 1 Exposure Logsheet lines: 40.01, 40.03, 40.26, FGS Scan: CONTINUOUS Dwell Only: dwell points/line: 0 Seconds per dwell: 0.00 Scan width (arc-secs): 0.0000 Scan length (arc-secs): 42.5000 Angle between sides (degrees) 90.00 Number of lines: 1 Scan rate (arc-sec/sec): 0.0750 PA of first scan line (degrees) 258.000 Scan frame (CEL or S/C): CEL Length Offset (arc-sec): 0. Width Offset (arc-sec): 0. ------------------------------------------------------------------------------------------------------------------------------------ Data ID: 2 Exposure Logsheet lines: 40.02, 40.27 FGS Scan: CONTINUOUS Dwell Only: dwell points/line: 0 Seconds per dwell: 0.00 Scan width (arc-secs): 1.0000 Scan length (arc-secs): 42.5000 Angle between sides (degrees) 90.00 Number of lines: 5 Scan rate (arc-sec/sec): 0.0750 PA of first scan line (degrees) 257.000 Scan frame (CEL or S/C): CEL Length Offset (arc-sec): 0. Width Offset (arc-sec): 0.5000 ------------------------------------------------------------------------------------------------------------------------------------ Data ID: 3 Exposure Logsheet lines: 50.01, 50.03, 50.26, FGS Scan: CONTINUOUS Dwell Only: dwell points/line: 0 Seconds per dwell: 0.00 Scan width (arc-secs): 0.0000 Scan length (arc-secs): 42.5000 Angle between sides (degrees) 90.00 Number of lines: 1 Scan rate (arc-sec/sec): 0.0750 PA of first scan line (degrees) 257.000 Scan frame (CEL or S/C): CEL Length Offset (arc-sec): 0. Width Offset (arc-sec): 0. ------------------------------------------------------------------------------------------------------------------------------------ Data ID: 4 Exposure Logsheet lines: 50.02, 50.27 FGS Scan: CONTINUOUS Dwell Only: dwell points/line: 0 Seconds per dwell: 0.00 Scan width (arc-secs): 1.0000 Scan length (arc-secs): 42.5000 Angle between sides (degrees) 90.00 Number of lines: 5 Scan rate (arc-sec/sec): 0.0750 PA of first scan line (degrees) 255.000 Scan frame (CEL or S/C): CEL Length Offset (arc-sec): 0. Width Offset (arc-sec): 0.5000 ------------------------------------------------------------------------------------------------------------------------------------ Data ID: 5 Exposure Logsheet lines: 70.01, 70.03, 70.26, FGS Scan: CONTINUOUS Dwell Only: dwell points/line: 0 Seconds per dwell: 0.00 Scan width (arc-secs): 0.0000 Scan length (arc-secs): 42.5000 Angle between sides (degrees) 90.00 Number of lines: 1 Scan rate (arc-sec/sec): 0.0750 PA of first scan line (degrees) 257.000 Scan frame (CEL or S/C): CEL Length Offset (arc-sec): 0. Width Offset (arc-sec): 0. ------------------------------------------------------------------------------------------------------------------------------------ Data ID: 6 Exposure Logsheet lines: 70.02, 70.27 FGS Scan: CONTINUOUS Dwell Only: dwell points/line: 0 Seconds per dwell: 0.00 Scan width (arc-secs): 1.0000 Scan length (arc-secs): 42.5000 Angle between sides (degrees) 90.00 Number of lines: 5 Scan rate (arc-sec/sec): 0.0750 PA of first scan line (degrees) 257.000 Scan frame (CEL or S/C): CEL Length Offset (arc-sec): 0. Width Offset (arc-sec): 0.5000 ------------------------------------------------------------------------------------------------------------------------------------ Summary Form for Proposal 4442c [ 14] Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Configurations HSP/VIS HSP/PMT/VIS ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACQ SPLIT ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters SAMPLE-TIME PRECISION DATA-FORMAT PMT-ANALOG VIS-ANALOG ------------------------------------------------------------------------------------------------------------------------------------ Proposal for GTO/HSP ------------------------------------------------------------------------------------------------------------------------------------ S/C Hours 17.69 ------------------------------------------------------------------------------------------------------------------------------------ Scientific Category SOLAR SYSTEM ------------------------------------------------------------------------------------------------------------------------------------ Scientific Sub-category ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements PCS MODE F; SPATIAL SCAN; CRIT OBS; ONBOARD ACQ FOR 40.01; SEQ 40.00 - 40.01 NO GAP; SEQ 40.01 - 40.03; GROUP 40.01 - 40.04 WITHIN 9H; CYCLE 2/40.00 - 40.28; ONBOARD ACQ FOR 40.10; SEQ 40.04 - 40.10 NO GAP; AT 10-OCT-92 19 15 +/- 1M; ONBOARD ACQ FOR 40.260; SEQ 40.26 - 40.28; GROUP 40.10 - 40.28 WITHIN 9H; ONBOARD ACQ FOR 50.01; SEQ 50.00 - 50.01 NO GAP; SEQ 50.01 - 50.03; GROUP 50.01 - 50.04 WITHIN 9H; CYCLE 2/50.00 - 50.28; ONBOARD ACQ FOR 50.10; SEQ 50.04 - 50.10 NO GAP; AT 13-MAY-93 06 37 +/- 1M; ONBOARD ACQ FOR 50.260; SEQ 50.26 - 50.28; GROUP 50.10 - 50.28 WITHIN 9H; ONBOARD ACQ FOR 70.01; SEQ 70.00 - 70.01 NO GAP; SEQ 70.01 - 70.03; GROUP 70.01 - 70.04 WITHIN 9H; CYCLE 2/70.00 - 70.28; ONBOARD ACQ FOR 70.10; SEQ 70.04 - 70.10 NO GAP; AT 1-FEB-93 11 33 +/- 1M; ONBOARD ACQ FOR 70.260; GROUP 70.100 - 70.280 WITHIN 9H; SEQ 70.26 - 70.28; ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F750W/F320N ------------------------------------------------------------------------------------------------------------------------------------ Target Names TR32 STAR-191026-214411 TR32-OFFSET GSC6295-02114 TR46 GSC6310-02742 TR46-OFFSET GSC6310-01521 P19.04 STAR-154600-50819 P19.04-OFFSET STAR-154556-50848 TR32-BACKGROUND TR46-BACKGROUND P19.04-BACKGROUND TRITON-CENTER PLUTO-CENTER ------------------------------------------------------------------------------------------------------------------------------------