10557( 15) - 07/06/05 07:22 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 10557 Version: 15 Check-in Time: 06-Jul-2005 11:21:38 Title Probing Asteroid Families for Evidence of Ultraviolet Space Weathering Effects ------------------------------------------------------------------------------------ Type Cycle Parallel Pointing Tolerance GO 14 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Faith Vilas University of Arizona CoI: Dr. Amanda R. Hendrix Jet Propulsion Laboratory N ------------------------------------------------------------------------------------ Abstract We propose six HST orbits to obtain UV reflectance spectra covering 200-460 nm of two Vesta asteroid family members, asteroid 832 Karin, and two Karin family members. These observations extend work done under a Cycle 13 AR grant, where we analyzed all of the existing IUE and HST S-class asteroids in the MAST database to investigate the effects of space weathering at UV wavelengths. Our hypothesis is that the manifestation of space weathering at UV wavelengths is a spectral bluing, in contrast with a spectral reddening at visible-NIR wavelengths, and that UV wavelengths can be more sensitive to relatively small amounts of weathering than longer wavelengths. The proposed observations will address two objectives: (1) Measure the UV-visible spectra of 832 Karin and two members of the young Karin family (absolute age of 5.8 My), in order to determine whether intermediate space weathering is observable in objects likely pristine when they originated from the interior of Karin's pa rent body. (2) Measure the UV-visible spectra of two members of the Vesta family to compare with our analysis of IUE Vesta spectra. These observations will probe Vesta's interior, and test our hypothesis by contrasting the apparent amount of alteration on the surfaces of Vestoids with excavated material on Vesta. ------------------------------------------------------------------------------------ 10557( 15) - 07/06/05 07:22 - [ 2] Observations Description ------------------------ We will obtain reflectance spectra of five main-belt asteroids covering 200-460 nm using the ACS/HRC with the PR200L prism. All asteorids are point sources. We will visit asteroid 832 Karin twice, with the second visit timed so that we obtain spectra at 180 deg longitude intervals of the asteroid in its 18.82 hour period. All other asteroids will be observed during one orbit only. The observing constraints will ensure that the asteroids are all observed near opposition; observations minimizing the phase angle are preferred. The number and length of exposures for each asteroid varies depending on the range of apparent magnitues of the asteroids. Real Time Justification ----------------------- Calibration Justification ------------------------- Additional Comments ------------------- Visit 2 should be offset from Visit 1 by 7.1n to 11.2n hours, where n is an odd integer. ------------------------------------------------------------------------------------ 10557( 15) - 07/06/05 07:22 - [ 3] TARGET LIST Solar System Targets ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 1 | TARGET NAME: ASTEROID-832-KARIN-1 ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: ASTEROID asteroid 832 Karin ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 | TARGET POSITION LEVEL 2 | TYPE=ASTEROID,A=2.8634314,E=0.0815030999 | 99,I=1.00321,O=254.60852,W=118.1131,M=70 | .47575999,EPOCH=30-Jan- | 2005,EQUINOX=J2000 | | ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 | WINDOWS | | RANGE ASTEROID-832-KARIN-1 EARTH LT 2.2, | PHASE OF ASTEROID-832-KARIN-1 FROM EARTH | BETWEEN -10.5 10.5 | ------------------------------------------------------------------------------------------------------------------------------------ DATA | COMMENTS | V = 15.7+/-0.4 | U- V = 1.25 +/- 0.03 | | ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 2 | TARGET NAME: ASTEROID-832-KARIN-2 ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: ASTEROID asteroid 832 Karin ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 | TARGET POSITION LEVEL 2 | TYPE=ASTEROID,A=2.8634314,E=0.0815030999 | 99,I=1.00321,O=254.60852,W=118.1131,M=70 | .47575999,EPOCH=30-Jan- | 2005,EQUINOX=J2000 | | ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 | WINDOWS | | RANGE ASTEROID-832-KARIN-2 EARTH LT 2.2, | PHASE OF ASTEROID-832-KARIN-2 FROM EARTH | BETWEEN -10.5 10.5 | ------------------------------------------------------------------------------------------------------------------------------------ DATA | COMMENTS | V = 15.7+/-0.4 | U- V = 1.25 +/- 0.03 | | 10557( 15) - 07/06/05 07:22 - [ 4] TARGET LIST Solar System Targets ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 3 | TARGET NAME: ASTEROID-1906 ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: ASTEROID asteroid 1906 Naef ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 | TARGET POSITION LEVEL 2 | TYPE=ASTEROID,A=2.3732287,E=0.135166,I=6 | .47238,O=354.99879,W=14.67278,M=294.7993 | 9,EPOCH=30-Jan-2005,EQUINOX=J2000 | | ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 | WINDOWS | | RANGE ASTEROID-1906 EARTH LT 1.16, PHASE | OF ASTEROID-1906 FROM EARTH BETWEEN - | 19.0 19.0 | ------------------------------------------------------------------------------------------------------------------------------------ DATA | COMMENTS | V = 15.0+/-0.5 | U- V = 1.25 +/- 0.03 | | ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 4 | TARGET NAME: ASTEROID-4507 ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: ASTEROID asteroid 4507 (1990FV) ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 | TARGET POSITION LEVEL 2 | TYPE=ASTEROID,A=2.8703058,E=0.0130695,I= | 2.67055,O=47.63573,W=98.87228,M=57.25201 | ,EPOCH=30-Jan-2005,EQUINOX=J2000 | | ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 | WINDOWS | | RANGE ASTEROID-4507 EARTH LT 2.4, PHASE | OF ASTEROID-4507 FROM EARTH BETWEEN - | 19.0 19.0 | ------------------------------------------------------------------------------------------------------------------------------------ DATA | COMMENTS | V = 16.8+/-0.3 | U- V = 1.25 +/- 0.03 | | 10557( 15) - 07/06/05 07:22 - [ 5] TARGET LIST Solar System Targets ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 5 | TARGET NAME: ASTEROID-7719 ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: ASTEROID asteroid 7719 (1997GT36) ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 | TARGET POSITION LEVEL 2 | TYPE=ASTEROID,A=2.86666807753379,E=0.050 | 25142152465,I=2.08380562414954,O=173.674 | 5067419738,W=249.9506264155356,M=107.671 | 0685824747,EPOCH=07-Jul- | 2001,EQUINOX=J2000 | | ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 | WINDOWS | | RANGE ASTEROID-7719 EARTH LT 1.89, PHASE | OF ASTEROID-7719 FROM EARTH BETWEEN -3.0 | 3.0 | ------------------------------------------------------------------------------------------------------------------------------------ DATA | COMMENTS | V = 17.4+/-0.1 | U- V = 1.25 +/- 0.03 | | ------------------------------------------------------------------------------------------------------------------------------------ 10557( 15) - 07/06/05 07:22 - [ 6] TARGET LIST Solar System Targets ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 6 | TARGET NAME: ASTEROID-10783 ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: ASTEROID asteroid 10783 ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 | TARGET POSITION LEVEL 2 | TYPE=ASTEROID,A=2.864185476898071,E=0.06 | 322448728282803,I=1.953128436899108,O=17 | 8.2033469860155,W=233.5990163776583,M=2. | 600264249740454,EPOCH=31-Dec- | 2001,EQUINOX=J2000 | | ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 | WINDOWS | | RANGE ASTEROID-10783 EARTH LT 1.89, | PHASE OF ASTEROID-10783 FROM EARTH | BETWEEN -5.5 5.5 | ------------------------------------------------------------------------------------------------------------------------------------ DATA | COMMENTS | V = 17.3+/-0.2 | U- V = 1.25 +/- 0.03 | | ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 7 | TARGET NAME: ASTEROID-3494 ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: ASTEROID asteroid 3494 Purple Mountain ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 | TARGET POSITION LEVEL 2 | TYPE=ASTEROID,A=2.3496975,E=0.1299372,I= | 5.83713,O=234.56412,W=72.27039,M=4.21124 | ,EPOCH=30-Jan-2005,EQUINOX=J2000 | | ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 | WINDOWS | | RANGE ASTEROID-3494 EARTH LT 1.4, PHASE | OF ASTEROID-3494 FROM EARTH BETWEEN - | 13.2 13.2 | ------------------------------------------------------------------------------------------------------------------------------------ DATA | COMMENTS | V = 15.7+/-0.4 | U- V = 1.25 +/- 0.03 | | 10557( 15) - 07/06/05 07:22 - [ 7] TARGET LIST Solar System Targets ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 8 | TARGET NAME: ASTEROID-3265 ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: ASTEROID asteroid 3265 Fletcher ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 | TARGET POSITION LEVEL 2 | TYPE=ASTEROID,A=2.4102613,E=0.1424453,I= | 6.93767,O=72.93719,W=297.8231,M=278.7898 | 3,EPOCH=30-Jan-2005,EQUINOX=J2000 | | ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 | WINDOWS | | RANGE ASTEROID-3265 EARTH LT 1.2, PHASE | OF ASTEROID-3265 FROM EARTH BETWEEN - | 15.0 15.0 | ------------------------------------------------------------------------------------------------------------------------------------ DATA | COMMENTS | V = 15.7+/-0.4 | U- V = 1.25 +/- 0.03 | | ------------------------------------------------------------------------------------------------------------------------------------ 10557( 15) - 07/06/05 07:22 - [ 8] Patterns ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 1 Primary_Pattern Secondary_Pattern Pattern_Type ACS-HRC-DITHER-LINE Pattern_Purpose DITHER Number_Of_Points 2 Point_Spacing 0.084 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 32.14 Angle_Between_Sides Center_Pattern NO ------------------------------------------------------------------------------------------------------------------------------------ 10557( 15) - 07/06/05 07:22 - [ 9] Visit: 01 Visit Priority: Visit Requirements: VISIBILITY INTERVAL 52 M On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 ASTEROID-83 ACS/HRC ACCUM HRC F330W 1 120 S 2-KARIN-1 ------------------------------------------------------------------------------------------------------------------------------------ 2 ASTEROID-83 ACS/HRC ACCUM HRC PR200L CR-SPLIT=NO,GAIN=2, 1 260 S PATTERN 1 2-4 2-KARIN-1 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ 3 ASTEROID-83 ACS/HRC ACCUM HRC PR200L CR-SPLIT=NO,GAIN=2, 1 260 S 2-KARIN-1 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ 4 ASTEROID-83 ACS/HRC ACCUM HRC PR200L GAIN=2,CR-SPLIT=NO, 1 500 S 2-KARIN-1 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ ASTEROID-832-KARIN 1 ACS/HRC ACCUM HRC F330W none none none 1 1 N/A -1 ASTEROID-832-KARIN 1 ACS/HRC ACCUM HRC F330W none none none 2 1 N/A -1 ASTEROID-832-KARIN 2 ACS/HRC ACCUM HRC PR200L 1 none none none 1 N/A -1 ASTEROID-832-KARIN 2 ACS/HRC ACCUM HRC PR200L 2 none none none 1 N/A -1 ASTEROID-832-KARIN 3 ACS/HRC ACCUM HRC PR200L 1 none none none 1 N/A -1 ASTEROID-832-KARIN 3 ACS/HRC ACCUM HRC PR200L 2 none none none 1 N/A -1 ASTEROID-832-KARIN 4 ACS/HRC ACCUM HRC PR200L 1 none none none 1 N/A -1 ASTEROID-832-KARIN 4 ACS/HRC ACCUM HRC PR200L 2 none none none 1 N/A -1 10557( 15) - 07/06/05 07:22 - [ 10] Visit: 02 Visit Priority: Visit Requirements: AFTER 01 BY 7.1 H TO 11.2 H; VISIBILITY INTERVAL 52 M On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 ASTEROID-83 ACS/HRC ACCUM HRC F330W 1 120 S 2-KARIN-2 ------------------------------------------------------------------------------------------------------------------------------------ 2 ASTEROID-83 ACS/HRC ACCUM HRC PR200L GAIN=2,CR-SPLIT=NO, 1 500 S PATTERN 1 2-4 2-KARIN-2 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ 3 ASTEROID-83 ACS/HRC ACCUM HRC PR200L GAIN=2,CR-SPLIT=NO, 1 260 S 2-KARIN-2 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ 4 ASTEROID-83 ACS/HRC ACCUM HRC PR200L GAIN=2,CR-SPLIT=NO, 1 260 S 2-KARIN-2 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ ASTEROID-832-KARIN 1 ACS/HRC ACCUM HRC F330W none none none 1 1 N/A -2 ASTEROID-832-KARIN 1 ACS/HRC ACCUM HRC F330W none none none 2 1 N/A -2 ASTEROID-832-KARIN 2 ACS/HRC ACCUM HRC PR200L 1 none none none 1 N/A -2 ASTEROID-832-KARIN 2 ACS/HRC ACCUM HRC PR200L 2 none none none 1 N/A -2 ASTEROID-832-KARIN 3 ACS/HRC ACCUM HRC PR200L 1 none none none 1 N/A -2 ASTEROID-832-KARIN 3 ACS/HRC ACCUM HRC PR200L 2 none none none 1 N/A -2 ASTEROID-832-KARIN 4 ACS/HRC ACCUM HRC PR200L 1 none none none 1 N/A -2 ASTEROID-832-KARIN 4 ACS/HRC ACCUM HRC PR200L 2 none none none 1 N/A -2 10557( 15) - 07/06/05 07:22 - [ 11] Visit: 03 Visit Priority: Visit Requirements: ON HOLD On Hold Comments: STScI should choose between Visit 3, Visit 4 and Visit 5. We need TWO of these three visit (for two Karin daughter asteroids). Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 ASTEROID-45 ACS/HRC ACCUM HRC F330W 1 300 S 07 ------------------------------------------------------------------------------------------------------------------------------------ 2 ASTEROID-45 ACS/HRC ACCUM HRC PR200L CR-SPLIT=NO,GAIN=2, 1 800 S PATTERN 1 2-3 07 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ 3 ASTEROID-45 ACS/HRC ACCUM HRC PR200L CR-SPLIT=NO,GAIN=2, 1 800 S 07 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ ASTEROID-4507 1 ACS/HRC ACCUM HRC F330W none none none 1 1 N/A ASTEROID-4507 1 ACS/HRC ACCUM HRC F330W none none none 2 1 N/A ASTEROID-4507 2 ACS/HRC ACCUM HRC PR200L 1 none none none 1 N/A ASTEROID-4507 2 ACS/HRC ACCUM HRC PR200L 2 none none none 2 N/A ASTEROID-4507 3 ACS/HRC ACCUM HRC PR200L 1 none none none 1 N/A ASTEROID-4507 3 ACS/HRC ACCUM HRC PR200L 2 none none none 2 N/A 10557( 15) - 07/06/05 07:22 - [ 12] Visit: 04 Visit Priority: Visit Requirements: ON HOLD ; VISIBILITY INTERVAL 51 M On Hold Comments: STScI should choose between Visit 3, Visit 4 and Visit 5. We need TWO of these three visit (for two Karin daughter asteroids). Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 ASTEROID-77 ACS/HRC ACCUM HRC F330W 1 300 S 19 ------------------------------------------------------------------------------------------------------------------------------------ 2 ASTEROID-77 ACS/HRC ACCUM HRC PR200L CR-SPLIT=NO,GAIN=2, 1 1000 S PATTERN 1 2 19 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ ASTEROID-7719 1 ACS/HRC ACCUM HRC F330W none none none 1 1 N/A ASTEROID-7719 1 ACS/HRC ACCUM HRC F330W none none none 2 1 N/A ASTEROID-7719 2 ACS/HRC ACCUM HRC PR200L 1 none none none 1 N/A ASTEROID-7719 2 ACS/HRC ACCUM HRC PR200L 2 none none none 1 N/A 10557( 15) - 07/06/05 07:22 - [ 13] Visit: 05 Visit Priority: Visit Requirements: NUMBER OF GYROS 3; ON HOLD On Hold Comments: STScI should choose between Visit 3, Visit 4 and Visit 5. We need TWO of these three visit (for two Karin daughter asteroids). Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 ASTEROID-10 ACS/HRC ACCUM HRC F330W 1 300 S GS ACQ SCENARIO BASE13GO 783 ------------------------------------------------------------------------------------------------------------------------------------ 2 ASTEROID-10 ACS/HRC ACCUM HRC PR200L GAIN=2,CR-SPLIT=NO, 1 1095 S PATTERN 1 2 783 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ ASTEROID-10783 1 ACS/HRC ACCUM HRC F330W none none none 1 1 N/A ASTEROID-10783 1 ACS/HRC ACCUM HRC F330W none none none 2 1 N/A ASTEROID-10783 2 ACS/HRC ACCUM HRC PR200L 1 none none none 1 N/A ASTEROID-10783 2 ACS/HRC ACCUM HRC PR200L 2 none none none 1 N/A 10557( 15) - 07/06/05 07:22 - [ 14] Visit: 06 Visit Priority: Visit Requirements: On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 ASTEROID-19 ACS/HRC ACCUM HRC F330W 1 60 S 06 ------------------------------------------------------------------------------------------------------------------------------------ 2 ASTEROID-19 ACS/HRC ACCUM HRC PR200L CR-SPLIT=NO,GAIN=2, 1 136 S PATTERN 1 2-4 06 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ 3 ASTEROID-19 ACS/HRC ACCUM HRC PR200L CR-SPLIT=NO,GAIN=2, 1 136 S 06 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ 4 ASTEROID-19 ACS/HRC ACCUM HRC PR200L CR-SPLIT=NO,GAIN=2, 1 836 S 06 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ ASTEROID-1906 1 ACS/HRC ACCUM HRC F330W none none none 1 1 N/A ASTEROID-1906 1 ACS/HRC ACCUM HRC F330W none none none 2 1 N/A ASTEROID-1906 2 ACS/HRC ACCUM HRC PR200L 1 none none none 1 N/A ASTEROID-1906 2 ACS/HRC ACCUM HRC PR200L 2 none none none 1 N/A ASTEROID-1906 3 ACS/HRC ACCUM HRC PR200L 1 none none none 1 N/A ASTEROID-1906 3 ACS/HRC ACCUM HRC PR200L 2 none none none 1 N/A ASTEROID-1906 4 ACS/HRC ACCUM HRC PR200L 1 none none none 1 N/A ASTEROID-1906 4 ACS/HRC ACCUM HRC PR200L 2 none none none 1 N/A 10557( 15) - 07/06/05 07:22 - [ 15] Visit: 07 Visit Priority: Visit Requirements: ON HOLD On Hold Comments: STScI should choose between Visit 7 and Visit 8. We require just one of those two visits (for a Vesta daughter asteroid). Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 ASTEROID-34 ACS/HRC ACCUM HRC F330W 1 120 S 94 ------------------------------------------------------------------------------------------------------------------------------------ 2 ASTEROID-34 ACS/HRC ACCUM HRC PR200L CR-SPLIT=NO,GAIN=2, 1 260 S PATTERN 1 2-4 94 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ 3 ASTEROID-34 ACS/HRC ACCUM HRC PR200L CR-SPLIT=NO,GAIN=2, 1 260 S 94 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ 4 ASTEROID-34 ACS/HRC ACCUM HRC PR200L CR-SPLIT=NO,GAIN=2, 1 500 S 94 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ ASTEROID-3494 1 ACS/HRC ACCUM HRC F330W none none none 1 1 N/A ASTEROID-3494 1 ACS/HRC ACCUM HRC F330W none none none 2 1 N/A ASTEROID-3494 2 ACS/HRC ACCUM HRC PR200L 1 none none none 1 N/A ASTEROID-3494 2 ACS/HRC ACCUM HRC PR200L 2 none none none 1 N/A ASTEROID-3494 3 ACS/HRC ACCUM HRC PR200L 1 none none none 1 N/A ASTEROID-3494 3 ACS/HRC ACCUM HRC PR200L 2 none none none 1 N/A ASTEROID-3494 4 ACS/HRC ACCUM HRC PR200L 1 none none none 1 N/A ASTEROID-3494 4 ACS/HRC ACCUM HRC PR200L 2 none none none 1 N/A 10557( 15) - 07/06/05 07:22 - [ 16] Visit: 08 Visit Priority: Visit Requirements: ON HOLD On Hold Comments: STScI should choose between Visit 7 and Visit 8. We require just one of those two visits (for a Vesta daughter asteroid). Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 ASTEROID-32 ACS/HRC ACCUM HRC F330W 1 120 S 65 ------------------------------------------------------------------------------------------------------------------------------------ 2 ASTEROID-32 ACS/HRC ACCUM HRC PR200L CR-SPLIT=NO,GAIN=2, 1 260 S PATTERN 1 2-4 65 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ 3 ASTEROID-32 ACS/HRC ACCUM HRC PR200L CR-SPLIT=NO,GAIN=2, 1 260 S 65 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ 4 ASTEROID-32 ACS/HRC ACCUM HRC PR200L CR-SPLIT=NO,GAIN=2, 1 500 S 65 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ ASTEROID-3265 1 ACS/HRC ACCUM HRC F330W none none none 1 1 N/A ASTEROID-3265 1 ACS/HRC ACCUM HRC F330W none none none 2 1 N/A ASTEROID-3265 2 ACS/HRC ACCUM HRC PR200L 1 none none none 1 N/A ASTEROID-3265 2 ACS/HRC ACCUM HRC PR200L 2 none none none 1 N/A ASTEROID-3265 3 ACS/HRC ACCUM HRC PR200L 1 none none none 1 N/A ASTEROID-3265 3 ACS/HRC ACCUM HRC PR200L 2 none none none 1 N/A ASTEROID-3265 4 ACS/HRC ACCUM HRC PR200L 1 none none none 1 N/A ASTEROID-3265 4 ACS/HRC ACCUM HRC PR200L 2 none none none 1 N/A 10557( 15) - 07/06/05 07:22 - [ 17] Summary Form for Proposal 10557 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures HRC ------------------------------------------------------------------------------------------------------------------------------------ Configurations ACS/HRC ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters CR-SPLIT=NO GAIN=2 AUTOIMAGE=NO ------------------------------------------------------------------------------------------------------------------------------------ Proposal Category GO ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements VISIBILITY INTERVAL 52 M PATTERN 1 2-4 AFTER 01 BY 7.1 H TO 11.2 H; VISIBILITY INTERVAL 52 M ON HOLD PATTERN 1 2-3 ON HOLD ; VISIBILITY INTERVAL 51 M PATTERN 1 2 NUMBER OF GYROS 3; ON HOLD GS ACQ SCENARIO BASE13GO ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F330W PR200L ------------------------------------------------------------------------------------------------------------------------------------ Target Names ASTEROID-832-KARIN-1 ASTEROID-832-KARIN-2 ASTEROID-4507 ASTEROID-7719 ASTEROID-10783 ASTEROID-1906 ASTEROID-3494 ASTEROID-3265 ------------------------------------------------------------------------------------------------------------------------------------