10473( 6) - 04/19/06 16:43 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 10473 Version: 6 Check-in Time: 19-Apr-2006 20:42:00 STScI Edit Number: Title Rings of Uranus: Dynamics, Particle Properties and Shepherding Moons ------------------------------------------------------------------------------------ Type Cycle Parallel Pointing Tolerance GO 14 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Mark R. Showalter SETI Institute CoI: Dr. Jack J. Lissauer NASA Ames Research Center N ------------------------------------------------------------------------------------ Abstract We propose to image the rings and small inner satellites of Uranus using the High Resolution Channel of the ACS. The revolutionary capabilities of the ACS will allow us to address a variety of important questions relating to ring properties and ring- moon interactions. Observations at a range of wavelengths and phase angles will reveal the opposition surges of these rings and moons, providing information on color and surface structure. Measurements of the ring in front of the planet will provide complementary information on optical depth; any variations of optical depth with wavelength will reveal the rings' poorly-constrained population of embedded dust. The rings of Uranus are closing rapidly as the planet approaches equinox in 2007, an event that takes place only every 42 years. Using this opportunity, our observations will be repeated at different solar and terrestrial tilt angles; this sequence of images will be particularly valuable for constraining the physical thickness and packing density of the rings. We will place particular emphasis on the rotational variations of the Epsilon Ring, whose radial width (and therefore its packing density) varies by a factor of five. In addition, deep exposures through the CLEAR filter will enable us to detect and recover 4-5 km moons in or near the ring system. Dynamicists invoke numerous such moons to "shepherd" the many sharp ring boundaries, so this will serve as a definitive test of the theory. ------------------------------------------------------------------------------------ 10473( 6) - 04/19/06 16:43 - [ 2] Observations Description ------------------------ Images will be centered on the planet and oriented such that the rings extend along the HRC's x-axis. In overexposed images of the planet, the saturated pixels bloom along the y-axis so this orientation guarantees that they do not corrupt our observations. Uranus is oriented on the sky such that this requirement is generally easy to meet. Each visit will contain a set of saturated exposures (CLEAR at ~250 sec; F606W at ~100 sec; F475W at ~150 sec) for optimal ring photometry and to continue our search for small satellites. We will also obtain unsaturated exposures (F303W at ~200 sec; F475W at 15 sec; F606W at 10 sec; F814w at ~70 sec) for expanded wavelength coverage and to support planet science. Most ring photometry images are embedded in a dither pattern involving a 2.5-pixel shift along the x-axis; this is used to improve the resolution on individual rings. Single-orbit visits occur at phase angles of 1.2, 0.5, 0.2 degrees prior to opposition (September 1, 2005) and at 2.8 degrees after solar conjunction (June 2006). A three-orbit visit as close as possible to opposition will include many additional long, CLEAR exposures to search more completely for small orbiting moons. Real Time Justification ----------------------- Calibration Justification ------------------------- Additional Comments ------------------- (1) We understand that ORIENT constraints are discouraged under HST's 2-gyro operation but they are critical for us to achieve our science goals. (2) OLG constraints on the brightest moons are needed to ensure that their bright diffraction spikes do not cross the ring region. We have confirmed that these constraints leave multiple scheduling options for each visit, with most options lasting at least several hours. (3) Visits 31, 32 and 33 are constrained by our wish to catch a particular orbiting feature near its maximum elongation from the planet; opportunities repeat every 3 hours 46 minutes but the start time of a visit has a brief window of only 44 minutes. In case any of these are too difficult to schedule, we also provide alternative visits 3A, 3B, 3C which do not have the strict timing constraints. These are designated ON HOLD. We therefore request one visit from each pair (31, 3A), (32, 3B) and (33, 3C), where the former is preferred but the latter is acceptable. (4) If at all possible, schedule our opposition visit 34 as three consecutive orbits; this maximizes the orbital coverage for our search for small moons. ------------------------------------------------------------------------------------ 10473( 6) - 04/19/06 16:43 - [ 3] TARGET LIST Solar System Targets ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 2 | TARGET NAME: URANUS-NO-MOONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: PLANET Uranus ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 | TARGET POSITION LEVEL 2 | STD=URANUS | | ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 | WINDOWS | | NOT OLG OF ARIEL BETWEEN 0.0 27.4, NOT | OLG OF ARIEL BETWEEN 155.3 204.7, NOT | OLG OF ARIEL BETWEEN 335.3 360.0, NOT | OLG OF UMBRIEL BETWEEN 0.0 19.4, NOT OLG | OF UMBRIEL BETWEEN 160.6 199.4, NOT OLG | OF UMBRIEL BETWEEN 340.6 360.0, NOT OLG | OF TITANIA BETWEEN 0.0 11.7, NOT OLG OF | TITANIA BETWEEN 168.3 191.7, NOT OLG OF | TITANIA BETWEEN 348.3 360.0, NOT OLG OF | OBERON BETWEEN 0.0 8.7, NOT OLG OF | OBERON BETWEEN 171.3 188.7, NOT OLG OF | OBERON BETWEEN 351.3 360.0 | ------------------------------------------------------------------------------------------------------------------------------------ DATA | COMMENTS | V = 5.5 | Ariel, Umbriel, Titania and Oberon | are required to be more than 88, 000 | km from the center of Uranus in | projected distance along the ring | ansa. This guarantees that any | vertical diffraction spike falls | beyond the orbit of Puck. | ------------------------------------------------------------------------------------------------------------------------------------ 10473( 6) - 04/19/06 16:43 - [ 4] TARGET LIST Solar System Targets ------------------------------------------------------------------------------------------------------------------------------------ TARGET NUMBER: 3 | TARGET NAME: URANUS-WITH-MAB ------------------------------------------------------------------------------------------------------------------------------------ TARGET DESCRIPTION: PLANET Uranus ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 1 | TARGET POSITION LEVEL 2 | STD=URANUS | | ------------------------------------------------------------------------------------------------------------------------------------ TARGET POSITION LEVEL 3 | WINDOWS | | NOT OLG OF ARIEL BETWEEN 0.0 31.5, NOT | OLG OF ARIEL BETWEEN 148.5 211.5, NOT | OLG OF ARIEL BETWEEN 328.5 360.0, NOT | OLG OF UMBRIEL BETWEEN 0.0 22.1, NOT OLG | OF UMBRIEL BETWEEN 157.9 202.1, NOT OLG | OF UMBRIEL BETWEEN 337.9 360.0, NOT OLG | OF TITANIA BETWEEN 0.0 13.3, NOT OLG OF | TITANIA BETWEEN 166.7 193.3, NOT OLG OF | TITANIA BETWEEN 346.7 360.0, NOT OLG OF | OBERON BETWEEN 0.0 9.9, NOT OLG OF | OBERON BETWEEN 170.1 189.9, NOT OLG OF | OBERON BETWEEN 350.1 360.0, NOT OLG OF | MAB BETWEEN 0.0 50.0, NOT OLG OF MAB | BETWEEN 130.0 230.0, NOT OLG OF MAB | BETWEEN 310.0 360.0, NOT OLG OF MIRANDA | BETWEEN 0.0 25.0, NOT OLG OF MIRANDA | BETWEEN 155.0 205.0, NOT OLG OF MIRANDA | BETWEEN 335.0 360.0, SEP OF MIRANDA MAB | FROM EARTH GT 1.0" | ------------------------------------------------------------------------------------------------------------------------------------ DATA | COMMENTS | V = 5.5 | Uranus with Mab within 40 degrees of | maximum elongation. Ariel, Umbriel, | Titania and Oberon are required to | be more than 100, 000 km from the | center of Uranus in projected | distance along the ring ansa; this | guarantees that any bright, vertical | diffraction spike falls beyond the | orbit of Mab. Also, Miranda's | diffraction spike must stay outside | the ring system and at least 1 | arcsec from Mab. | ------------------------------------------------------------------------------------------------------------------------------------ 10473( 6) - 04/19/06 16:43 - [ 5] Patterns ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 1 Primary_Pattern Secondary_Pattern Pattern_Type LINE Pattern_Purpose DITHER Number_Of_Points 2 Point_Spacing 0.07105 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 5.8 Angle_Between_Sides Center_Pattern NO Pattern_Comments: This is a single horizontal shift along the HRC pixel grid of 2.5 pixels. It should enable finer radial resolution along the ring ansa, which is also aligned with the pixel grid. ------------------------------------------------------------------------------------------------------------------------------------ 10473( 6) - 04/19/06 16:43 - [ 6] Visit: 31 Visit Priority: Visit Requirements: SCHED 100%; ORIENT 247.0D TO 253.0 D; BETWEEN 07-AUG-2005:02:21:00 AND 07- AUG-2005:03:05:00; BETWEEN 07-AUG-2005:06:07:00 AND 07-AUG-2005:06:51:00; BETWEEN 07-AUG-2005:09:53:00 AND 07-AUG-2005:10:37:00; BETWEEN 07-AUG- 2005:13:40:00 AND 07-AUG-2005:14:24:00; BETWEEN 07-AUG-2005:17:26:00 AND 07-AUG-2005:18:10:00; BETWEEN 07-AUG-2005:21:12:00 AND 07-AUG- 2005:21:56:00; BETWEEN 08-AUG-2005:00:58:00 AND 08-AUG-2005:01:42:00; BETWEEN 08-AUG-2005:04:45:00 AND 08-AUG-2005:05:29:00; BETWEEN 08-AUG- 2005:08:31:00 AND 08-AUG-2005:09:15:00; BETWEEN 08-AUG-2005:12:17:00 AND 08-AUG-2005:13:01:00; BETWEEN 08-AUG-2005:16:04:00 AND 08-AUG- 2005:16:48:00; BETWEEN 08-AUG-2005:19:50:00 AND 08-AUG-2005:20:34:00; BETWEEN 08-AUG-2005:23:36:00 AND 09-AUG-2005:00:20:00 On Hold Comments: Additional Comments: Uranian rings with phase angle near 1.2 degrees. Rings oriented parallel to the HRC x-axis. Schedule either visit 31 or 3A. Visit 31 is strongly preferred but has strict timing constraints defined by the requirement to capture a particular orbiting target. Use Visit 3A instead if Visit 31 is too difficult to schedule. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 URANUS-NO-M ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 1 240 S SEQ 1-8 NON-INT OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 2 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F475W CR-SPLIT=NO 1 15 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 3 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F606W CR-SPLIT=NO 1 10 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 4 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F330W CR-SPLIT=NO 1 195 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 5 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F475W CR-SPLIT=NO 1 130 S PATTERN 1 5-8 OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 6 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F606W CR-SPLIT=NO 1 80 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 7 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F814W CR-SPLIT=NO 1 70 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 8 URANUS-NO-M ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 1 240 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 10473( 6) - 04/19/06 16:43 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ URANUS-NO-MOONS-NE 1 ACS/HRC ACCUM HRC-FIX CLEAR none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 2 ACS/HRC ACCUM HRC-FIX F475W none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 3 ACS/HRC ACCUM HRC-FIX F606W none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 4 ACS/HRC ACCUM HRC-FIX F330W none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 5 ACS/HRC ACCUM HRC-FIX F475W 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 5 ACS/HRC ACCUM HRC-FIX F475W 2 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 6 ACS/HRC ACCUM HRC-FIX F606W 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 6 ACS/HRC ACCUM HRC-FIX F606W 2 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 7 ACS/HRC ACCUM HRC-FIX F814W 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 7 ACS/HRC ACCUM HRC-FIX F814W 2 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 8 ACS/HRC ACCUM HRC-FIX CLEAR 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 8 ACS/HRC ACCUM HRC-FIX CLEAR 2 none none none 1 N/A ARBY 10473( 6) - 04/19/06 16:43 - [ 8] Visit: 32 Visit Priority: Visit Requirements: SCHED 100%; ORIENT 247.0D TO 253.0 D; BETWEEN 21-AUG-2005:02:01:00 AND 21- AUG-2005:02:45:00; BETWEEN 21-AUG-2005:05:47:00 AND 21-AUG-2005:06:31:00; BETWEEN 21-AUG-2005:09:33:00 AND 21-AUG-2005:10:17:00; BETWEEN 21-AUG- 2005:13:20:00 AND 21-AUG-2005:14:04:00; BETWEEN 21-AUG-2005:17:06:00 AND 21-AUG-2005:17:50:00; BETWEEN 21-AUG-2005:20:52:00 AND 21-AUG- 2005:21:36:00; BETWEEN 22-AUG-2005:00:38:00 AND 22-AUG-2005:01:22:00; BETWEEN 22-AUG-2005:04:25:00 AND 22-AUG-2005:05:09:00; BETWEEN 22-AUG- 2005:08:11:00 AND 22-AUG-2005:08:55:00; BETWEEN 22-AUG-2005:11:57:00 AND 22-AUG-2005:12:41:00; BETWEEN 22-AUG-2005:15:44:00 AND 22-AUG- 2005:16:28:00; BETWEEN 22-AUG-2005:19:30:00 AND 22-AUG-2005:20:14:00; BETWEEN 22-AUG-2005:23:16:00 AND 23-AUG-2005:00:00:00 On Hold Comments: Additional Comments: Uranian rings with phase angle near 0.5 degrees. Rings oriented parallel to the HRC x-axis. Schedule either visit 32 or 3B. Visit 32 is strongly preferred but has strict timing constraints defined by the requirement to capture a particular orbiting target. Use Visit 3B instead if Visit 32 is too difficult to schedule. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 URANUS-NO-M ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 1 240 S SEQ 1-8 NON-INT OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 2 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F475W CR-SPLIT=NO 1 15 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 3 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F606W CR-SPLIT=NO 1 10 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 4 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F330W CR-SPLIT=NO 1 195 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 5 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F475W CR-SPLIT=NO 1 130 S PATTERN 1 5-8 OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 6 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F606W CR-SPLIT=NO 1 80 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 7 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F814W CR-SPLIT=NO 1 70 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 8 URANUS-NO-M ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 1 240 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 10473( 6) - 04/19/06 16:43 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ URANUS-NO-MOONS-NE 1 ACS/HRC ACCUM HRC-FIX CLEAR none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 2 ACS/HRC ACCUM HRC-FIX F475W none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 3 ACS/HRC ACCUM HRC-FIX F606W none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 4 ACS/HRC ACCUM HRC-FIX F330W none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 5 ACS/HRC ACCUM HRC-FIX F475W 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 5 ACS/HRC ACCUM HRC-FIX F475W 2 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 6 ACS/HRC ACCUM HRC-FIX F606W 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 6 ACS/HRC ACCUM HRC-FIX F606W 2 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 7 ACS/HRC ACCUM HRC-FIX F814W 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 7 ACS/HRC ACCUM HRC-FIX F814W 2 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 8 ACS/HRC ACCUM HRC-FIX CLEAR 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 8 ACS/HRC ACCUM HRC-FIX CLEAR 2 none none none 1 N/A ARBY 10473( 6) - 04/19/06 16:43 - [ 10] Visit: 33 Visit Priority: Visit Requirements: SCHED 100%; ORIENT 247.0D TO 253.0 D; BETWEEN 27-AUG-2005:23:57:00 AND 28- AUG-2005:00:41:00; BETWEEN 28-AUG-2005:03:43:00 AND 28-AUG-2005:04:27:00; BETWEEN 28-AUG-2005:07:29:00 AND 28-AUG-2005:08:13:00; BETWEEN 28-AUG- 2005:11:16:00 AND 28-AUG-2005:12:00:00; BETWEEN 28-AUG-2005:15:02:00 AND 28-AUG-2005:15:46:00; BETWEEN 28-AUG-2005:18:48:00 AND 28-AUG- 2005:19:32:00; BETWEEN 28-AUG-2005:22:34:00 AND 28-AUG-2005:23:18:00 On Hold Comments: Additional Comments: Uranian rings with phase angle near 0.2 degrees. Rings oriented parallel to the HRC x-axis. Schedule either visit 33 or 3C. Visit 33 is strongly preferred but has strict timing constraints defined by the requirement to capture a particular orbiting target. Use Visit 3C instead if Visit 33 is too difficult to schedule. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 URANUS-NO-M ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 1 240 S SEQ 1-8 NON-INT OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 2 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F475W CR-SPLIT=NO 1 15 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 3 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F606W CR-SPLIT=NO 1 10 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 4 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F330W CR-SPLIT=NO 1 195 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 5 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F475W CR-SPLIT=NO 1 130 S PATTERN 1 5-8 OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 6 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F606W CR-SPLIT=NO 1 80 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 7 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F814W CR-SPLIT=NO 1 70 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 8 URANUS-NO-M ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 1 240 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ URANUS-NO-MOONS-NE 1 ACS/HRC ACCUM HRC-FIX CLEAR none none none none 1 N/A ARBY 10473( 6) - 04/19/06 16:43 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ URANUS-NO-MOONS-NE 2 ACS/HRC ACCUM HRC-FIX F475W none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 3 ACS/HRC ACCUM HRC-FIX F606W none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 4 ACS/HRC ACCUM HRC-FIX F330W none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 5 ACS/HRC ACCUM HRC-FIX F475W 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 5 ACS/HRC ACCUM HRC-FIX F475W 2 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 6 ACS/HRC ACCUM HRC-FIX F606W 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 6 ACS/HRC ACCUM HRC-FIX F606W 2 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 7 ACS/HRC ACCUM HRC-FIX F814W 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 7 ACS/HRC ACCUM HRC-FIX F814W 2 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 8 ACS/HRC ACCUM HRC-FIX CLEAR 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 8 ACS/HRC ACCUM HRC-FIX CLEAR 2 none none none 1 N/A ARBY 10473( 6) - 04/19/06 16:43 - [ 12] Visit: 34 Visit Priority: Visit Requirements: SCHED 100%; ORIENT 247.0D TO 253.0 D; BETWEEN 30-AUG-2005:00:00:00 AND 03- SEP-2005:00:00:00 On Hold Comments: Additional Comments: Uranian rings with phase angle near or below 0.1 degrees. Rings oriented parallel to the HRC x-axis. Three consecutive orbits to search for small satellites. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 URANUS-NO-M ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 2 250 S SEQ 1-4 NON-INT OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 2 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F814W CR-SPLIT=NO 1 75 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 3 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F475W CR-SPLIT=NO 1 150 S PATTERN 1 3-4 OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 4 URANUS-NO-M ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 2 250 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 5 URANUS-NO-M ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 2 250 S SEQ 5-8 NON-INT OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 6 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F475W CR-SPLIT=NO 1 15 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 7 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F330W CR-SPLIT=NO 1 235 S PATTERN 1 7-8 OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 8 URANUS-NO-M ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 2 250 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 9 URANUS-NO-M ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 2 250 S SEQ 9-13 NON-INT OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 10 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F606W CR-SPLIT=NO 1 10 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 11 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F606W CR-SPLIT=NO 1 100 S PATTERN 1 11-13 OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 12 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F814W CR-SPLIT=NO 1 75 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 10473( 6) - 04/19/06 16:43 - [ 13] Exposures ----------------------------------------------------------------------------------------------------------------------------------- Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ----------------------------------------------------------------------------------------------------------------------------------- 13 URANUS-NO-M ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 2 250 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ URANUS-NO-MOONS-NE 1 ACS/HRC ACCUM HRC-FIX CLEAR none none 1 none 1 N/A ARBY URANUS-NO-MOONS-NE 1 ACS/HRC ACCUM HRC-FIX CLEAR none none 2 none 1 N/A ARBY URANUS-NO-MOONS-NE 2 ACS/HRC ACCUM HRC-FIX F814W none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 3 ACS/HRC ACCUM HRC-FIX F475W 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 3 ACS/HRC ACCUM HRC-FIX F475W 2 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 4 ACS/HRC ACCUM HRC-FIX CLEAR 1 none 1 none 1 N/A ARBY URANUS-NO-MOONS-NE 4 ACS/HRC ACCUM HRC-FIX CLEAR 1 none 2 none 1 N/A ARBY URANUS-NO-MOONS-NE 4 ACS/HRC ACCUM HRC-FIX CLEAR 2 none 1 none 1 N/A ARBY URANUS-NO-MOONS-NE 4 ACS/HRC ACCUM HRC-FIX CLEAR 2 none 2 none 1 N/A ARBY URANUS-NO-MOONS-NE 5 ACS/HRC ACCUM HRC-FIX CLEAR none none 1 none 2 N/A ARBY URANUS-NO-MOONS-NE 5 ACS/HRC ACCUM HRC-FIX CLEAR none none 2 none 2 N/A ARBY URANUS-NO-MOONS-NE 6 ACS/HRC ACCUM HRC-FIX F475W none none none none 2 N/A ARBY URANUS-NO-MOONS-NE 7 ACS/HRC ACCUM HRC-FIX F330W 1 none none none 2 N/A ARBY URANUS-NO-MOONS-NE 7 ACS/HRC ACCUM HRC-FIX F330W 2 none none none 2 N/A ARBY URANUS-NO-MOONS-NE 8 ACS/HRC ACCUM HRC-FIX CLEAR 1 none 1 none 2 N/A ARBY URANUS-NO-MOONS-NE 8 ACS/HRC ACCUM HRC-FIX CLEAR 1 none 2 none 2 N/A ARBY URANUS-NO-MOONS-NE 8 ACS/HRC ACCUM HRC-FIX CLEAR 2 none 1 none 2 N/A ARBY URANUS-NO-MOONS-NE 8 ACS/HRC ACCUM HRC-FIX CLEAR 2 none 2 none 2 N/A ARBY URANUS-NO-MOONS-NE 9 ACS/HRC ACCUM HRC-FIX CLEAR none none 1 none 3 N/A ARBY 10473( 6) - 04/19/06 16:43 - [ 14] 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 | ------------------------------------------------------------------------------------------------------------------------------------ URANUS-NO-MOONS-NE 9 ACS/HRC ACCUM HRC-FIX CLEAR none none 2 none 3 N/A ARBY URANUS-NO-MOONS-NE 10 ACS/HRC ACCUM HRC-FIX F606W none none none none 3 N/A ARBY URANUS-NO-MOONS-NE 11 ACS/HRC ACCUM HRC-FIX F606W 1 none none none 3 N/A ARBY URANUS-NO-MOONS-NE 11 ACS/HRC ACCUM HRC-FIX F606W 2 none none none 3 N/A ARBY URANUS-NO-MOONS-NE 12 ACS/HRC ACCUM HRC-FIX F814W 1 none none none 3 N/A ARBY URANUS-NO-MOONS-NE 12 ACS/HRC ACCUM HRC-FIX F814W 2 none none none 3 N/A ARBY URANUS-NO-MOONS-NE 13 ACS/HRC ACCUM HRC-FIX CLEAR 1 none 1 none 3 N/A ARBY URANUS-NO-MOONS-NE 13 ACS/HRC ACCUM HRC-FIX CLEAR 1 none 2 none 3 N/A ARBY URANUS-NO-MOONS-NE 13 ACS/HRC ACCUM HRC-FIX CLEAR 2 none 1 none 3 N/A ARBY URANUS-NO-MOONS-NE 13 ACS/HRC ACCUM HRC-FIX CLEAR 2 none 2 none 3 N/A ARBY 10473( 6) - 04/19/06 16:43 - [ 15] Visit: 35 Visit Priority: Visit Requirements: SCHED 100%; ORIENT 247.0D TO 253.0 D; BETWEEN 10-JUN-2006:00:00:00 AND 28- JUN-2006:00:00:00 On Hold Comments: Additional Comments: Uranian rings after solar conjuction, with phase angle near maximum of 2.8 degrees. Rings open to Earth by only 2.9 degrees. Rings oriented parallel to the HRC x-axis. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 URANUS-WITH ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 1 240 S SEQ 1-8 NON-INT -MAB ------------------------------------------------------------------------------------------------------------------------------------ 2 URANUS-WITH ACS/HRC ACCUM HRC-FIX F475W CR-SPLIT=NO 1 15 S -MAB ------------------------------------------------------------------------------------------------------------------------------------ 3 URANUS-WITH ACS/HRC ACCUM HRC-FIX F606W CR-SPLIT=NO 1 10 S -MAB ------------------------------------------------------------------------------------------------------------------------------------ 4 URANUS-WITH ACS/HRC ACCUM HRC-FIX F330W CR-SPLIT=NO 1 210 S -MAB ------------------------------------------------------------------------------------------------------------------------------------ 5 URANUS-WITH ACS/HRC ACCUM HRC-FIX F475W CR-SPLIT=NO 1 130 S PATTERN 1 5-8 -MAB ------------------------------------------------------------------------------------------------------------------------------------ 6 URANUS-WITH ACS/HRC ACCUM HRC-FIX F606W CR-SPLIT=NO 1 80 S -MAB ------------------------------------------------------------------------------------------------------------------------------------ 7 URANUS-WITH ACS/HRC ACCUM HRC-FIX F814W CR-SPLIT=NO 1 70 S -MAB ------------------------------------------------------------------------------------------------------------------------------------ 8 URANUS-WITH ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 1 240 S -MAB ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ URANUS-WITH-MAB 1 ACS/HRC ACCUM HRC-FIX CLEAR none none none none 1 N/A URANUS-WITH-MAB 2 ACS/HRC ACCUM HRC-FIX F475W none none none none 1 N/A URANUS-WITH-MAB 3 ACS/HRC ACCUM HRC-FIX F606W none none none none 1 N/A URANUS-WITH-MAB 4 ACS/HRC ACCUM HRC-FIX F330W none none none none 1 N/A URANUS-WITH-MAB 5 ACS/HRC ACCUM HRC-FIX F475W 1 none none none 1 N/A URANUS-WITH-MAB 5 ACS/HRC ACCUM HRC-FIX F475W 2 none none none 1 N/A URANUS-WITH-MAB 6 ACS/HRC ACCUM HRC-FIX F606W 1 none none none 1 N/A URANUS-WITH-MAB 6 ACS/HRC ACCUM HRC-FIX F606W 2 none none none 1 N/A 10473( 6) - 04/19/06 16:43 - [ 16] 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 | ------------------------------------------------------------------------------------------------------------------------------------ URANUS-WITH-MAB 7 ACS/HRC ACCUM HRC-FIX F814W 1 none none none 1 N/A URANUS-WITH-MAB 7 ACS/HRC ACCUM HRC-FIX F814W 2 none none none 1 N/A URANUS-WITH-MAB 8 ACS/HRC ACCUM HRC-FIX CLEAR 1 none none none 1 N/A URANUS-WITH-MAB 8 ACS/HRC ACCUM HRC-FIX CLEAR 2 none none none 1 N/A 10473( 6) - 04/19/06 16:43 - [ 17] Visit: 3A Visit Priority: Visit Requirements: SCHED 100%; ORIENT 247.0D TO 253.0 D; BETWEEN 07-AUG-2005:00:00:00 AND 09- AUG-2005:00:00:00; ON HOLD On Hold Comments: Use in place of Visit 31 if Visit 31 is too difficult to schedule. Additional Comments: Uranian rings with phase angle near 1.2 degrees. Rings oriented parallel to the HRC x-axis. Schedule either visit 31 or 3A. Visit 31 is strongly preferred but has strict timing constraints defined by the requirement to capture a particular orbiting target. Use Visit 3A instead if Visit 31 is too difficult to schedule. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 URANUS-NO-M ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 1 240 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 2 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F475W CR-SPLIT=NO 1 15 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 3 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F606W CR-SPLIT=NO 1 10 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 4 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F330W CR-SPLIT=NO 1 195 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 5 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F475W CR-SPLIT=NO 1 130 S SEQ 5-8 NON-INT; PATTERN OONS-NEARBY 1 5-8 ------------------------------------------------------------------------------------------------------------------------------------ 6 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F606W CR-SPLIT=NO 1 80 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 7 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F814W CR-SPLIT=NO 1 70 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 8 URANUS-NO-M ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 1 240 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ URANUS-NO-MOONS-NE 1 ACS/HRC ACCUM HRC-FIX CLEAR none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 2 ACS/HRC ACCUM HRC-FIX F475W none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 3 ACS/HRC ACCUM HRC-FIX F606W none none none none 1 N/A ARBY 10473( 6) - 04/19/06 16:43 - [ 18] 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 | ------------------------------------------------------------------------------------------------------------------------------------ URANUS-NO-MOONS-NE 4 ACS/HRC ACCUM HRC-FIX F330W none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 5 ACS/HRC ACCUM HRC-FIX F475W 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 5 ACS/HRC ACCUM HRC-FIX F475W 2 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 6 ACS/HRC ACCUM HRC-FIX F606W 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 6 ACS/HRC ACCUM HRC-FIX F606W 2 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 7 ACS/HRC ACCUM HRC-FIX F814W 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 7 ACS/HRC ACCUM HRC-FIX F814W 2 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 8 ACS/HRC ACCUM HRC-FIX CLEAR 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 8 ACS/HRC ACCUM HRC-FIX CLEAR 2 none none none 1 N/A ARBY 10473( 6) - 04/19/06 16:43 - [ 19] Visit: 3B Visit Priority: Visit Requirements: SCHED 100%; ORIENT 247.0D TO 253.0 D; BETWEEN 21-AUG-2005:00:00:00 AND 23- AUG-2005:00:00:00; ON HOLD On Hold Comments: Use in place of Visit 32 if Visit 32 is too difficult to schedule. Additional Comments: Uranian rings with phase angle near 0.5 degrees. Rings oriented parallel to the HRC x-axis. Schedule either visit 32 or 3B. Visit 32 is strongly preferred but has strict timing constraints defined by the requirement to capture a particular orbiting target. Use Visit 3B instead if Visit 32 is too difficult to schedule. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 URANUS-NO-M ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 1 240 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 2 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F475W CR-SPLIT=NO 1 15 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 3 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F606W CR-SPLIT=NO 1 10 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 4 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F330W CR-SPLIT=NO 1 195 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 5 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F475W CR-SPLIT=NO 1 130 S SEQ 5-8 NON-INT; PATTERN OONS-NEARBY 1 5-8 ------------------------------------------------------------------------------------------------------------------------------------ 6 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F606W CR-SPLIT=NO 1 80 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 7 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F814W CR-SPLIT=NO 1 70 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 8 URANUS-NO-M ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 1 240 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ URANUS-NO-MOONS-NE 1 ACS/HRC ACCUM HRC-FIX CLEAR none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 2 ACS/HRC ACCUM HRC-FIX F475W none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 3 ACS/HRC ACCUM HRC-FIX F606W none none none none 1 N/A ARBY 10473( 6) - 04/19/06 16:43 - [ 20] 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 | ------------------------------------------------------------------------------------------------------------------------------------ URANUS-NO-MOONS-NE 4 ACS/HRC ACCUM HRC-FIX F330W none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 5 ACS/HRC ACCUM HRC-FIX F475W 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 5 ACS/HRC ACCUM HRC-FIX F475W 2 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 6 ACS/HRC ACCUM HRC-FIX F606W 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 6 ACS/HRC ACCUM HRC-FIX F606W 2 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 7 ACS/HRC ACCUM HRC-FIX F814W 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 7 ACS/HRC ACCUM HRC-FIX F814W 2 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 8 ACS/HRC ACCUM HRC-FIX CLEAR 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 8 ACS/HRC ACCUM HRC-FIX CLEAR 2 none none none 1 N/A ARBY 10473( 6) - 04/19/06 16:43 - [ 21] Visit: 3C Visit Priority: Visit Requirements: SCHED 100%; ORIENT 247.0D TO 253.0 D; BETWEEN 28-AUG-2005:00:00:00 AND 29- AUG-2005:00:00:00; ON HOLD On Hold Comments: Use in place of Visit 33 if Visit 33 is too difficult to schedule. Additional Comments: Uranian rings with phase angle near 0.2 degrees. Rings oriented parallel to the HRC x-axis. Schedule either visit 33 or 3C. Visit 33 is strongly preferred but has strict timing constraints defined by the requirement to capture a particular orbiting target. Use Visit 3C instead if Visit 33 is too difficult to schedule. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 URANUS-NO-M ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 1 240 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 2 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F475W CR-SPLIT=NO 1 15 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 3 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F606W CR-SPLIT=NO 1 10 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 4 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F330W CR-SPLIT=NO 1 195 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 5 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F475W CR-SPLIT=NO 1 130 S SEQ 5-8 NON-INT; PATTERN OONS-NEARBY 1 5-8 ------------------------------------------------------------------------------------------------------------------------------------ 6 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F606W CR-SPLIT=NO 1 80 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 7 URANUS-NO-M ACS/HRC ACCUM HRC-FIX F814W CR-SPLIT=NO 1 70 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 8 URANUS-NO-M ACS/HRC ACCUM HRC-FIX CLEAR CR-SPLIT=NO 1 240 S OONS-NEARBY ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ URANUS-NO-MOONS-NE 1 ACS/HRC ACCUM HRC-FIX CLEAR none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 2 ACS/HRC ACCUM HRC-FIX F475W none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 3 ACS/HRC ACCUM HRC-FIX F606W none none none none 1 N/A ARBY 10473( 6) - 04/19/06 16:43 - [ 22] 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 | ------------------------------------------------------------------------------------------------------------------------------------ URANUS-NO-MOONS-NE 4 ACS/HRC ACCUM HRC-FIX F330W none none none none 1 N/A ARBY URANUS-NO-MOONS-NE 5 ACS/HRC ACCUM HRC-FIX F475W 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 5 ACS/HRC ACCUM HRC-FIX F475W 2 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 6 ACS/HRC ACCUM HRC-FIX F606W 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 6 ACS/HRC ACCUM HRC-FIX F606W 2 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 7 ACS/HRC ACCUM HRC-FIX F814W 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 7 ACS/HRC ACCUM HRC-FIX F814W 2 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 8 ACS/HRC ACCUM HRC-FIX CLEAR 1 none none none 1 N/A ARBY URANUS-NO-MOONS-NE 8 ACS/HRC ACCUM HRC-FIX CLEAR 2 none none none 1 N/A ARBY 10473( 6) - 04/19/06 16:43 - [ 23] Summary Form for Proposal 10473 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures HRC-FIX ------------------------------------------------------------------------------------------------------------------------------------ Configurations ACS/HRC ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters CR-SPLIT=NO ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements SCHED 100%; ORIENT 247.0D TO 253.0 D; BETWEEN 07-AUG-2005 02 21 00 AND 07-AUG-2005 03 05 00; BETWEEN 07-AUG-2005 06 07 00 AND 07-AUG-2005 06 51 00; BETWEEN 07-AUG-2005 09 53 00 AND 07-AUG-2005 10 37 00; BETWEEN 07-AUG-2005 13 40 00 AND 07-AUG-2005 14 24 00; BETWEEN 07-AUG-2005 17 26 00 AND 07-AUG-2005 18 10 00; BETWEEN 07-AUG-2005 21 12 00 AND 07-AUG-2005 21 56 00; BETWEEN 08-AUG-2005 00 58 00 AND 08-AUG-2005 01 42 00; BETWEEN 08-AUG-2005 04 45 00 AND 08-AUG-2005 05 29 00; BETWEEN 08-AUG-2005 08 31 00 AND 08-AUG-2005 09 15 00; BETWEEN 08-AUG-2005 12 17 00 AND 08-AUG-2005 13 01 00; BETWEEN 08-AUG-2005 16 04 00 AND 08-AUG-2005 16 48 00; BETWEEN 08-AUG-2005 19 50 00 AND 08-AUG-2005 20 34 00; BETWEEN 08-AUG-2005 23 36 00 AND 09-AUG-2005 00 20 00; SEQ 1-8 NON-INT; PATTERN 1 5-8; BETWEEN 21-AUG-2005 02 01 00 AND 21-AUG-2005 02 45 00; BETWEEN 21-AUG-2005 05 47 00 AND 21-AUG-2005 06 31 00; BETWEEN 21-AUG-2005 09 33 00 AND 21-AUG-2005 10 17 00; BETWEEN 21-AUG-2005 13 20 00 AND 21-AUG-2005 14 04 00; BETWEEN 21-AUG-2005 17 06 00 AND 21-AUG-2005 17 50 00; BETWEEN 21-AUG-2005 20 52 00 AND 21-AUG-2005 21 36 00; BETWEEN 22-AUG-2005 00 38 00 AND 22-AUG-2005 01 22 00; BETWEEN 22-AUG-2005 04 25 00 AND 22-AUG-2005 05 09 00; BETWEEN 22-AUG-2005 08 11 00 AND 22-AUG-2005 08 55 00; BETWEEN 22-AUG-2005 11 57 00 AND 22-AUG-2005 12 41 00; BETWEEN 22-AUG-2005 15 44 00 AND 22-AUG-2005 16 28 00; BETWEEN 22-AUG-2005 19 30 00 AND 22-AUG-2005 20 14 00; BETWEEN 22-AUG-2005 23 16 00 AND 23-AUG-2005 00 00 00; BETWEEN 27-AUG-2005 23 57 00 AND 28-AUG-2005 00 41 00; BETWEEN 28-AUG-2005 03 43 00 AND 28-AUG-2005 04 27 00; BETWEEN 28-AUG-2005 07 29 00 AND 28-AUG-2005 08 13 00; BETWEEN 28-AUG-2005 11 16 00 AND 28-AUG-2005 12 00 00; BETWEEN 28-AUG-2005 15 02 00 AND 28-AUG-2005 15 46 00; BETWEEN 28-AUG-2005 18 48 00 AND 28-AUG-2005 19 32 00; BETWEEN 28-AUG-2005 22 34 00 AND 28-AUG-2005 23 18 00; BETWEEN 30-AUG-2005 00 00 00 AND 03-SEP-2005 00 00 00; SEQ 1-4 NON-INT; PATTERN 1 3-4; SEQ 5-8 NON-INT; PATTERN 1 7-8; SEQ 9-13 NON-INT; PATTERN 1 11-13; BETWEEN 10-JUN-2006 00 00 00 AND 28-JUN-2006 00 00 00; BETWEEN 07-AUG-2005 00 00 00 AND 09-AUG-2005 00 00 00; ON HOLD; BETWEEN 21-AUG-2005 00 00 00 AND 23-AUG-2005 00 00 00; BETWEEN 28-AUG-2005 00 00 00 AND 29-AUG-2005 00 00 00; ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements CLEAR F475W F606W F330W F814W ------------------------------------------------------------------------------------------------------------------------------------ Target Names URANUS-NO-MOONS-NEARBY URANUS-WITH-MAB ------------------------------------------------------------------------------------------------------------------------------------