10799( 8) - 05/02/07 11:59 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 10799 Version: 8 Check-in Time: 02-May-2007 15:58:14 STScI Edit Number: 5 Title Photometric Mapping of Vesta's Southern Hemisphere ------------------------------------------------------------------------------------ Type Cycle Parallel Pointing Tolerance GO 15 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Lucy-Ann McFadden University of Maryland CoI: Dr. Jianyang Li Univeristy of Maryland N CoI: Dr. Mark Sykes University of Arizona N CoI: Dr. Peter C. Thomas Cornell University N CoI: Dr. Christopher T. Russell University of California - Los Angeles N CoI: Dr. Joel W. Parker Southwest Research Institute N CoI: Dr. Eliot Young Southwest Research Institute N ------------------------------------------------------------------------------------ Abstract We propose to image asteroid 4 Vesta throughout one complete rotation during its opposition and close approach to Earth in May of 2007 in four filters for the purposes of improving knowledge of its spin pole, size, shape, albedo and composition across its surface. We will conduct a satellite search. Multi-filter imaging will extend the range of photometric mapping into the southern hemisphere where a large basin exists, and will extend compositional mapping further into the southern hemisphere than previous observations. The results will improve our understanding of protoplanetary processes and support scientific planning for NASA's Dawn mission to orbit Vesta 2011. ------------------------------------------------------------------------------------ 10799( 8) - 05/02/07 11:59 - [ 2] Observations Description ------------------------ We plan to image asteroid 4 Vesta through one complete rotation during its opposition and close approach to Earth in May of 2007 in four broad band filters for the purposes of improving knowledge of its spin pole, size, shape, albedo and composition across its surface. We will conduct a search for satellites. Multi-filter imaging at this opposition will extend the range of photometric mapping into the southern hemisphere of Vesta where a large basin exists, and will extend compositional mapping further into the southern hemisphere than previous observations. The results will improve our understanding of protoplanetary processes and support scientific planning for NASA's Dawn mission to orbit Vesta in 2011. Real Time Justification ----------------------- none Calibration Justification ------------------------- none Additional Comments ------------------- Time critical observing: Our primary objective of dense longitudinal mapping of Vesta is achieved with seven visits to Vesta. The first four visits are sequential and occur within 4 orbits. There is a gap of 31 orbits from the start of the first visit, then the last three visits are sequential. This spacing gives complete and fairly uniformly spaced longitudinal coverage and is controlled by the rotation period of Vesta (5.342 hrs) relative to the orbital period of HST. Observations can begin on May 14th. Obsrving earlier, we lose spatial resolution. We want to complete our observations before May 20th, 2:00 hr, as the phase function begins its opposition surge at 6 degrees. We want to observe at phase angle values larger than 6 degrees. We will be able to constrain a roughness parameter with photometric modeling when we observe at phase angle between 7-9 degrees. We can meet the objective of aquiring albedo maps if the observations are scheduled between May 17 and June 4, 2007, but we lose the information on surface roughness. So we prefer to complete observations by May 20th. ------------------------------------------------------------------------------------ 10799( 8) - 05/02/07 11:59 - [ 3] TARGET LIST Solar System Targets ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 1 | TARGET NAME: VESTA ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: ASTEROID Asteroid Vesta ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 | TARGET POSITION LEVEL 2 | TYPE=ASTEROID,A=2.36195625573717,E=0.089 | 36578245846,I=7.13379759216282,O=103.918 | 3796862978,W=150.1801484597885,M=341.592 | 0160475586,EPOCH=10-Apr- | 2007,EQUINOX=J2000 | | ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 | WINDOWS | | PHASE OF VESTA FROM EARTH BETWEEN 7.0 | 10.0, RANGE VESTA EARTH LT 1.1814, RANGE | VESTA EARTH GT 1.159 | ------------------------------------------------------------------------------------------------------------------------------------ DATA | COMMENTS | V = 5.71+/-0.01 | We are targeting the southern surface brightness 4.33 mag/arcsec2 | hemisphere of Vesta (maximum B-V=0.782 +/- 0.020 | southern sub-Earth latitude). First U-B= 0.492 +/-0.030 | priority: Albedo maps Acquire | complete rotational coverage in as | few orbits as possible. Observe at | large enough phase angle to | constrain the roughness and avoid | opposition surge, between 7-9 | degrees. Achieve high spatial | resolution which changes by less | than 2/3 pixel in this observing | window. Second priority: Satellite | search The uncertainty in the V | magnitude is theoretically 0.01 | magnitudes. source of these data is | JPL Small-Body Database. | http://ssd.jpl.nasa.gov/sbdb.cgi The | acquisition uncertainty is most | likely driven by uncertainty in the | position of the guide stars. | Ephemeris Uncertainty: 0.09 S | Acquisition Uncertainty: 0.1 " | ------------------------------------------------------------------------------------------------------------------------------------ 10799( 8) - 05/02/07 11:59 - [ 4] Visit: 01 Visit Priority: Visit Requirements: PCS MODE FINE; BETWEEN 14-MAY-2007:05:00:00 AND 20-MAY-2007:02:00:00; SEQ 01, 02, 03, 04 WITHIN 4 Orbits On Hold Comments: Additional Comments: The most important factor is to achieve complete and uniform rotational coverage. This can be done by separating the start of visit 4 from the start of visit 5 by 31 orbits. If these two visits are more than 31 orbits apart, the range in phase angle and spatial resolution become problematic to the mapping. Note that this value has been revised from the old value in the original Phase II proposal, which has been updated here accordingly. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S GS ACQ SCENARIO SINGLE ------------------------------------------------------------------------------------------------------------------------------------ 2 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 3 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 4 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 5 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S ------------------------------------------------------------------------------------------------------------------------------------ 6 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 7 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 8 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 9 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S ------------------------------------------------------------------------------------------------------------------------------------ 10 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 11 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 12 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 13 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S ------------------------------------------------------------------------------------------------------------------------------------ 14 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 15 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 10799( 8) - 05/02/07 11:59 - [ 5] 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 | ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ VESTA 1 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 2 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 3 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 4 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 5 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 6 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 7 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 8 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 9 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 10 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 11 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 12 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 13 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 14 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 15 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A 10799( 8) - 05/02/07 11:59 - [ 6] Visit: 02 Visit Priority: Visit Requirements: PCS MODE FINE; BETWEEN 14-MAY-2007:05:00:00 AND 20-MAY-2007:02:00:00 On Hold Comments: Additional Comments: The most important factor is to achieve complete and uniform rotational coverage. This can be done by separating the start of visit 4 from the start of visit 5 by 31 orbits. If the visits are more than 31 orbits apart, the range in phase angle and spatial resolution become problematic to the mapping. Note that this value has been revised from the old value in the original Phase II proposal, which has been updated here accordingly. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S GS ACQ SCENARIO SINGLE ------------------------------------------------------------------------------------------------------------------------------------ 2 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 3 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 4 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 5 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S ------------------------------------------------------------------------------------------------------------------------------------ 6 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 7 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 8 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 9 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S ------------------------------------------------------------------------------------------------------------------------------------ 10 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 11 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 12 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 13 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S ------------------------------------------------------------------------------------------------------------------------------------ 14 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 15 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ 10799( 8) - 05/02/07 11:59 - [ 7] 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 | ------------------------------------------------------------------------------------------------------------------------------------ VESTA 1 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 2 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 3 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 4 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 5 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 6 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 7 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 8 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 9 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 10 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 11 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 12 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 13 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 14 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 15 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A 10799( 8) - 05/02/07 11:59 - [ 8] Visit: 03 Visit Priority: Visit Requirements: PCS MODE FINE; BETWEEN 14-MAY-2007:05:00:00 AND 20-MAY-2007:02:00:00 On Hold Comments: Additional Comments: The most important factor is to achieve complete and uniform rotational coverage. This can be done by separating the start of visit 4 from the start of visit 5 by 31 orbits. If the visits are more than 31 orbits apart, the range in phase angle and spatial resolution become problematic to the mapping. Note that this value has been revised from the old value in the original Phase II proposal, which has been updated here accordingly. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S GS ACQ SCENARIO SINGLE ------------------------------------------------------------------------------------------------------------------------------------ 2 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 3 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 4 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 5 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S ------------------------------------------------------------------------------------------------------------------------------------ 6 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 7 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 8 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 9 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S ------------------------------------------------------------------------------------------------------------------------------------ 10 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 11 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 12 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 13 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S ------------------------------------------------------------------------------------------------------------------------------------ 14 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 15 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ 10799( 8) - 05/02/07 11:59 - [ 9] 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 | ------------------------------------------------------------------------------------------------------------------------------------ VESTA 1 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 2 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 3 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 4 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 5 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 6 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 7 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 8 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 9 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 10 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 11 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 12 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 13 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 14 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 15 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A 10799( 8) - 05/02/07 11:59 - [ 10] Visit: 04 Visit Priority: Visit Requirements: PCS MODE FINE; BETWEEN 14-MAY-2007:05:00:00 AND 20-MAY-2007:02:00:00 On Hold Comments: Additional Comments: The most important factor is to achieve complete and uniform rotational coverage. This can be done by separating the start of visit 4 from the start of visit 5 by (exactly) 31 orbits. If the visits are more than 31 orbits apart, the range in phase angle and spatial resolution become problematic to the mapping. Note that this value has been revised from the old value in the original Phase II proposal, which has been updated here accordingly. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S GS ACQ SCENARIO SINGLE; SAME GUIDE STARS 1-16 ------------------------------------------------------------------------------------------------------------------------------------ 2 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 3 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 4 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 5 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S ------------------------------------------------------------------------------------------------------------------------------------ 6 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 7 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 8 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 9 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S ------------------------------------------------------------------------------------------------------------------------------------ 10 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 11 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 12 VESTA WFPC2 IMAGE WFALL F702W CLOCKS=YES 1 40 S ------------------------------------------------------------------------------------------------------------------------------------ 13 VESTA WFPC2 IMAGE WFALL F702W CLOCKS=YES 1 40 S ------------------------------------------------------------------------------------------------------------------------------------ 14 VESTA WFPC2 IMAGE WFALL F702W CLOCKS=YES 1 40 S ------------------------------------------------------------------------------------------------------------------------------------ 15 VESTA WFPC2 IMAGE WFALL F702W CLOCKS=YES 1 40 S ------------------------------------------------------------------------------------------------------------------------------------ 16 VESTA WFPC2 IMAGE WFALL F702W CLOCKS=YES 1 40 S ------------------------------------------------------------------------------------------------------------------------------------ 10799( 8) - 05/02/07 11:59 - [ 11] 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 | ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ VESTA 1 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 2 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 3 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 4 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 5 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 6 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 7 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 8 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 9 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 10 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 11 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 12 WFPC2 IMAGE WFALL F702W none none none none 1 N/A VESTA 13 WFPC2 IMAGE WFALL F702W none none none none 1 N/A VESTA 14 WFPC2 IMAGE WFALL F702W none none none none 1 N/A VESTA 15 WFPC2 IMAGE WFALL F702W none none none none 1 N/A VESTA 16 WFPC2 IMAGE WFALL F702W none none none none 1 N/A 10799( 8) - 05/02/07 11:59 - [ 12] Visit: 05 Visit Priority: Visit Requirements: PCS MODE FINE; AFTER 04 BY 30.9 Orbits TO 31.1 Orbits; SEQ 05, 06, 07 WITHIN 3 Orbits On Hold Comments: Additional Comments: In order to get complete longitudinal coverage of Vesta, which rotates in 5.342 hrs, it is necessary to begin the start of visit 5, 31 orbits after the start of visit 4. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S GS ACQ SCENARIO SINGLE; SAME GUIDE STARS 1-14 ------------------------------------------------------------------------------------------------------------------------------------ 2 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 3 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 4 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 5 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S ------------------------------------------------------------------------------------------------------------------------------------ 6 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 7 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 8 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 9 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S ------------------------------------------------------------------------------------------------------------------------------------ 10 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 11 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 12 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 13 VESTA WFPC2 IMAGE WFALL F702W CLOCKS=YES 1 40 S ------------------------------------------------------------------------------------------------------------------------------------ 14 VESTA WFPC2 IMAGE WFALL F702W CLOCKS=YES 1 40 S ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ VESTA 1 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 2 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 3 WFPC2 IMAGE PC1 F953N none none none none 1 N/A 10799( 8) - 05/02/07 11:59 - [ 13] 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 | ------------------------------------------------------------------------------------------------------------------------------------ VESTA 4 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 5 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 6 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 7 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 8 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 9 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 10 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 11 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 12 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 13 WFPC2 IMAGE WFALL F702W none none none none 1 N/A VESTA 14 WFPC2 IMAGE WFALL F702W none none none none 1 N/A 10799( 8) - 05/02/07 11:59 - [ 14] Visit: 06 Visit Priority: Visit Requirements: PCS MODE FINE On Hold Comments: Additional Comments: This visit should follow after visit 5 Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S GS ACQ SCENARIO SINGLE ------------------------------------------------------------------------------------------------------------------------------------ 2 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 3 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 4 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 5 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S ------------------------------------------------------------------------------------------------------------------------------------ 6 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 7 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 8 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 9 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S ------------------------------------------------------------------------------------------------------------------------------------ 10 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 11 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 12 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S ------------------------------------------------------------------------------------------------------------------------------------ 13 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 14 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 15 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ VESTA 1 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 2 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 3 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 4 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 5 WFPC2 IMAGE PC1 F673N none none none none 1 N/A 10799( 8) - 05/02/07 11:59 - [ 15] 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 | ------------------------------------------------------------------------------------------------------------------------------------ VESTA 6 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 7 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 8 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 9 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 10 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 11 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 12 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 13 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 14 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 15 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A 10799( 8) - 05/02/07 11:59 - [ 16] Visit: 07 Visit Priority: Visit Requirements: PCS MODE FINE On Hold Comments: Additional Comments: This visit should follow after visit 6. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S GS ACQ SCENARIO SINGLE; SAME GUIDE STARS 1-15 ------------------------------------------------------------------------------------------------------------------------------------ 2 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 3 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 4 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 5 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S ------------------------------------------------------------------------------------------------------------------------------------ 6 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 7 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 8 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 9 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S ------------------------------------------------------------------------------------------------------------------------------------ 10 VESTA WFPC2 IMAGE PC1 F439W 1 0.5 S ------------------------------------------------------------------------------------------------------------------------------------ 11 VESTA WFPC2 IMAGE PC1 F953N 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 12 VESTA WFPC2 IMAGE PC1 F673N 1 1.2 S ------------------------------------------------------------------------------------------------------------------------------------ 13 VESTA WFPC2 IMAGE PC1 F1042M 1 10 S ------------------------------------------------------------------------------------------------------------------------------------ 14 VESTA WFPC2 IMAGE WFALL F702W CLOCKS=YES 1 40 S ------------------------------------------------------------------------------------------------------------------------------------ 15 VESTA WFPC2 IMAGE WFALL F702W CLOCKS=YES 1 40 S ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ VESTA 1 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 2 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 3 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 4 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A 10799( 8) - 05/02/07 11:59 - [ 17] 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 | ------------------------------------------------------------------------------------------------------------------------------------ VESTA 5 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 6 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 7 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 8 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 9 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 10 WFPC2 IMAGE PC1 F439W none none none none 1 N/A VESTA 11 WFPC2 IMAGE PC1 F953N none none none none 1 N/A VESTA 12 WFPC2 IMAGE PC1 F673N none none none none 1 N/A VESTA 13 WFPC2 IMAGE PC1 F1042M none none none none 1 N/A VESTA 14 WFPC2 IMAGE WFALL F702W none none none none 1 N/A VESTA 15 WFPC2 IMAGE WFALL F702W none none none none 1 N/A 10799( 8) - 05/02/07 11:59 - [ 18] Summary Form for Proposal 10799 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures PC1 WFALL ------------------------------------------------------------------------------------------------------------------------------------ Configurations WFPC2 ------------------------------------------------------------------------------------------------------------------------------------ Opmodes IMAGE ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters CLOCKS=YES ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements PCS MODE FINE; BETWEEN 14-MAY-2007 05 00 00 AND 20-MAY-2007 02 00 00; SEQ 01, 02, 03, 04 WITHIN 4 Orbits; GS ACQ SCENARIO SINGLE; BETWEEN 14-MAY-2007 05 00 00 AND 20-MAY-2007 02 00 00; BETWEEN 14-MAY-2007 05 00 00 AND 20-MAY-2007 02 00 00; BETWEEN 14-MAY-2007 05 00 00 AND 20-MAY-2007 02 00 00; SAME GUIDE STARS 1-16; AFTER 04 BY 30.9 Orbits TO 31.1 Orbits; SEQ 05, 06, 07 WITHIN 3 Orbits; SAME GUIDE STARS 1-14; SAME GUIDE STARS 1-15; ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F673N F439W F953N F1042M F702W ------------------------------------------------------------------------------------------------------------------------------------ Target Names VESTA ------------------------------------------------------------------------------------------------------------------------------------