10618( 6) - 11/08/05 15:17 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 10618 Version: 6 Check-in Time: 08-Nov-2005 20:16:43 Title The Light Echoes around V838 Monocerotis: MHD in 3 Dimensions, Circumstellar Mapping, and Dust Physics ------------------------------------------------------------------------------------ Type Cycle Parallel Pointing Tolerance GO 14 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Howard E. Bond Space Telescope Science Institute CoI: Dr. R. Mark Wagner University of Arizona N CoI: Dr. Richard L. White Space Telescope Science Institute N CoI: Dr. Romano Corradi Isaac Newton Group, Observatorio del Roque N de los Muchachos CoI: Dr. Lisa A. Crause University of Cape Town N CoI: Dr. Michael A. Dopita Australian National University N CoI: Dr. Arne A. Henden United States Naval Observatory N CoI: Dr. Zolt Levay Space Telescope Science Institute N CoI: Dr. Ulisse Munari Universita di Padova N CoI: Dr. Nino Panagia Space Telescope Science Institute - ESA N CoI: Dr. William B. Sparks Space Telescope Science Institute N CoI: Dr. Sumner G. Starrfield Arizona State University N CoI: Dr. Ben E. Sugerman Space Telescope Science Institute N ------------------------------------------------------------------------------------ Abstract V838 Monocerotis, which burst upon the astronomical scene in early 2002, is a completely unanticipated new object. It underwent a large-amplitude and very luminous outburst, during which its spectrum remained that of an extremely cool supergiant. A rapidly evolving set of light echoes around V838 Mon was discovered soon after the outburst, and quickly became the most spectacular display of the phenomenon ever seen. The light echoes, which were imaged by us with HST during 2002, provide the means to accomplish four unique types of measurements based on continued HST imaging during the event: (1) Study effects of MHD turbulence at high resolution and in 3 dimensions; (2) Construct the first unambiguous and fully 3-D map of a circumstellar dust envelope in the Milky Way; (3) Study dust physics in a unique setting where the spectrum and light curve of the illumination, and the scattering angle, are unambiguously known; and (4) Determine the distance to V838 Mon through two independent direct geometric techniques (polarimetry and angular expansion rates). Because of the extreme rarity of light echoes, this is almost certainly the only opportunity to achieve such results during the lifetime of HST. We propose a campaign during Cycle 14 of imaging the echoes every 8 days for a total of 6 epochs, in order to fully map a thin slab through the dust shell and achieve the other goals listed above. ------------------------------------------------------------------------------------ 10618( 6) - 11/08/05 15:17 - [ 2] Observations Description ------------------------ We will use the ACS/WFC to obtain images of the light echoes around V838 Mon in B, V, and I. There will be 6 visits of 3 orbits each, with a spacing of 8 days between visits, for the purpose of obtaining a high-resolution, three- dimensional map of the circumstellar dust. In addition, we will obtain 1 orbit of polarimetry during one of the visits. Real Time Justification ----------------------- Calibration Justification ------------------------- Additional Comments ------------------- ------------------------------------------------------------------------------------ 10618( 6) - 11/08/05 15:17 - [ 3] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 V838-MON ISM, EJECTA, PLANETARY RA=07H04M5.2000S +/- 0.1", DEC=- J2000 V = 15.5 NEBULA, REFLECTION 03D50'45.00" +/- 0.1" NEBULA, WIND Coordinate Source: Other_Source: Previous data 2 V838-MON- ISM, EJECTA, PLANETARY RA=07H04M5.3600S +/- 0.1", DEC=- J2000 V = 15.5 ECHO NEBULA, REFLECTION 03D50'41.10" +/- 0.1" NEBULA, WIND Coordinate Source: Other_Source: Previous data Comments: Geometric center of light echo, based on data from Visit 1 of this program. 10618( 6) - 11/08/05 15:17 - [ 4] Patterns ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 1 Primary_Pattern Secondary_Pattern Pattern_Type ACS-WFC-DITHER-LINE Pattern_Purpose DITHER Number_Of_Points 3 Point_Spacing 2.994 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 85.27 Angle_Between_Sides Center_Pattern YES ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 2 Primary_Pattern Secondary_Pattern Pattern_Type ACS-WFC-DITHER-LINE Pattern_Purpose DITHER Number_Of_Points 3 Point_Spacing 2.994 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 85.27 Angle_Between_Sides Center_Pattern YES ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 3 Primary_Pattern Secondary_Pattern Pattern_Type ACS-WFC-DITHER-LINE Pattern_Purpose DITHER Number_Of_Points 2 Point_Spacing 2.994 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 85.27 Angle_Between_Sides Center_Pattern YES ------------------------------------------------------------------------------------------------------------------------------------ 10618( 6) - 11/08/05 15:17 - [ 5] Patterns ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 4 Primary_Pattern Secondary_Pattern Pattern_Type ACS-WFC-DITHER-LINE Pattern_Purpose DITHER Number_Of_Points 2 Point_Spacing 0.145 Line_Spacing Coordinate_Frame POS-TARG Pattern_Orient 47.23 Angle_Between_Sides Center_Pattern YES ------------------------------------------------------------------------------------------------------------------------------------ 10618( 6) - 11/08/05 15:17 - [ 6] Visit: 01 Visit Priority: Visit Requirements: PCS MODE FINE; SCHED 60%; ORIENT 115.0D TO 115.0 D; ORIENT 205.0D TO 205.0 D; ORIENT 295.0D TO 295.0 D; ORIENT 25.0D TO 25.0 D; ORIENT 250.0D TO 250.0 D; ORIENT 340.0D TO 340.0 D; BEFORE 01-FEB-2006:00:00:00 On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 V838-MON ACS/WFC ACCUM WFCENTER F814W CR-SPLIT=NO 1 100 S PATTERN 1 1-3 ------------------------------------------------------------------------------------------------------------------------------------ 2 V838-MON ACS/WFC ACCUM WFCENTER F606W CR-SPLIT=NO 1 350 S ------------------------------------------------------------------------------------------------------------------------------------ 3 V838-MON ACS/WFC ACCUM WFCENTER F435W CR-SPLIT=NO 1 1600 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 | ------------------------------------------------------------------------------------------------------------------------------------ V838-MON 1 ACS/WFC ACCUM WFCENTER F814W 1 none none none 1 N/A V838-MON 1 ACS/WFC ACCUM WFCENTER F814W 2 none none none 2 N/A V838-MON 1 ACS/WFC ACCUM WFCENTER F814W 3 none none none 3 N/A V838-MON 2 ACS/WFC ACCUM WFCENTER F606W 1 none none none 1 N/A V838-MON 2 ACS/WFC ACCUM WFCENTER F606W 2 none none none 2 N/A V838-MON 2 ACS/WFC ACCUM WFCENTER F606W 3 none none none 3 N/A V838-MON 3 ACS/WFC ACCUM WFCENTER F435W 1 none none none 1 N/A V838-MON 3 ACS/WFC ACCUM WFCENTER F435W 2 none none none 2 N/A V838-MON 3 ACS/WFC ACCUM WFCENTER F435W 3 none none none 3 N/A 10618( 6) - 11/08/05 15:17 - [ 7] Visit: 02 Visit Priority: Visit Requirements: PCS MODE FINE; SCHED 60%; SAME ORIENT AS 01; AFTER 01 BY 7.5 D TO 8.5 D; BEFORE 01-FEB-2006:00:00:00 On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 V838-MON ACS/WFC ACCUM WFCENTER F814W CR-SPLIT=NO 1 100 S PATTERN 1 1-3 ------------------------------------------------------------------------------------------------------------------------------------ 2 V838-MON ACS/WFC ACCUM WFCENTER F606W CR-SPLIT=NO 1 350 S ------------------------------------------------------------------------------------------------------------------------------------ 3 V838-MON ACS/WFC ACCUM WFCENTER F435W CR-SPLIT=NO 1 1600 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 | ------------------------------------------------------------------------------------------------------------------------------------ V838-MON 1 ACS/WFC ACCUM WFCENTER F814W 1 none none none 1 N/A V838-MON 1 ACS/WFC ACCUM WFCENTER F814W 2 none none none 2 N/A V838-MON 1 ACS/WFC ACCUM WFCENTER F814W 3 none none none 3 N/A V838-MON 2 ACS/WFC ACCUM WFCENTER F606W 1 none none none 1 N/A V838-MON 2 ACS/WFC ACCUM WFCENTER F606W 2 none none none 2 N/A V838-MON 2 ACS/WFC ACCUM WFCENTER F606W 3 none none none 3 N/A V838-MON 3 ACS/WFC ACCUM WFCENTER F435W 1 none none none 1 N/A V838-MON 3 ACS/WFC ACCUM WFCENTER F435W 2 none none none 2 N/A V838-MON 3 ACS/WFC ACCUM WFCENTER F435W 3 none none none 3 N/A 10618( 6) - 11/08/05 15:17 - [ 8] Visit: 03 Visit Priority: Visit Requirements: PCS MODE FINE; SCHED 60%; SAME ORIENT AS 01; AFTER 01 BY 15 D TO 16.5 D; BEFORE 01-FEB-2006:00:00:00 On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 V838-MON ACS/WFC ACCUM WFCENTER F814W CR-SPLIT=NO 1 100 S PATTERN 1 1-3 ------------------------------------------------------------------------------------------------------------------------------------ 2 V838-MON ACS/WFC ACCUM WFCENTER F606W CR-SPLIT=NO 1 350 S ------------------------------------------------------------------------------------------------------------------------------------ 3 V838-MON ACS/WFC ACCUM WFCENTER F435W CR-SPLIT=NO 1 1600 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 | ------------------------------------------------------------------------------------------------------------------------------------ V838-MON 1 ACS/WFC ACCUM WFCENTER F814W 1 none none none 1 N/A V838-MON 1 ACS/WFC ACCUM WFCENTER F814W 2 none none none 2 N/A V838-MON 1 ACS/WFC ACCUM WFCENTER F814W 3 none none none 3 N/A V838-MON 2 ACS/WFC ACCUM WFCENTER F606W 1 none none none 1 N/A V838-MON 2 ACS/WFC ACCUM WFCENTER F606W 2 none none none 2 N/A V838-MON 2 ACS/WFC ACCUM WFCENTER F606W 3 none none none 3 N/A V838-MON 3 ACS/WFC ACCUM WFCENTER F435W 1 none none none 1 N/A V838-MON 3 ACS/WFC ACCUM WFCENTER F435W 2 none none none 2 N/A V838-MON 3 ACS/WFC ACCUM WFCENTER F435W 3 none none none 3 N/A 10618( 6) - 11/08/05 15:17 - [ 9] Visit: 04 Visit Priority: Visit Requirements: PCS MODE FINE; SCHED 60%; SAME ORIENT AS 01; AFTER 01 BY 23.5 D TO 24.5 D; BEFORE 01-FEB-2006:00:00:00 On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 V838-MON ACS/WFC ACCUM WFCENTER F814W CR-SPLIT=NO 1 100 S PATTERN 1 1-3 ------------------------------------------------------------------------------------------------------------------------------------ 2 V838-MON ACS/WFC ACCUM WFCENTER F606W CR-SPLIT=NO 1 350 S ------------------------------------------------------------------------------------------------------------------------------------ 3 V838-MON ACS/WFC ACCUM WFCENTER F435W CR-SPLIT=NO 1 1600 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 | ------------------------------------------------------------------------------------------------------------------------------------ V838-MON 1 ACS/WFC ACCUM WFCENTER F814W 1 none none none 1 N/A V838-MON 1 ACS/WFC ACCUM WFCENTER F814W 2 none none none 2 N/A V838-MON 1 ACS/WFC ACCUM WFCENTER F814W 3 none none none 3 N/A V838-MON 2 ACS/WFC ACCUM WFCENTER F606W 1 none none none 1 N/A V838-MON 2 ACS/WFC ACCUM WFCENTER F606W 2 none none none 2 N/A V838-MON 2 ACS/WFC ACCUM WFCENTER F606W 3 none none none 3 N/A V838-MON 3 ACS/WFC ACCUM WFCENTER F435W 1 none none none 1 N/A V838-MON 3 ACS/WFC ACCUM WFCENTER F435W 2 none none none 2 N/A V838-MON 3 ACS/WFC ACCUM WFCENTER F435W 3 none none none 3 N/A 10618( 6) - 11/08/05 15:17 - [ 10] Visit: 05 Visit Priority: Visit Requirements: PCS MODE FINE; SCHED 60%; ORIENT 295.0022D TO 295.0022 D; AFTER 01; BETWEEN 29-NOV-2005:00:00:00 AND 03-DEC-2005:00:00:00 On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 V838-MON-EC ACS/WFC ACCUM WFCENTER F814W CR-SPLIT=NO 1 100 S PATTERN 3 1-2 HO see below ------------------------------------------------------------------------------------------------------------------------------------ 2 V838-MON-EC ACS/WFC ACCUM WFCENTER F606W CR-SPLIT=NO 1 350 S HO see below ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ V838-MON-ECHO 1 ACS/WFC ACCUM WFCENTER F814W 1 none none none 1 212.0 S V838-MON-ECHO 1 ACS/WFC ACCUM WFCENTER F814W 2 none none none 1 212.0 S V838-MON-ECHO 2 ACS/WFC ACCUM WFCENTER F606W 1 none none none 1 612.0 S V838-MON-ECHO 2 ACS/WFC ACCUM WFCENTER F606W 2 none none none 1 612.0 S 10618( 6) - 11/08/05 15:17 - [ 11] Visit: 06 Visit Priority: Visit Requirements: PCS MODE FINE; SCHED 60%; ORIENT 340.0022D TO 340.0022 D; AFTER 01; BETWEEN 13-DEC-2005:00:00:00 AND 20-DEC-2005:00:00:00 On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 V838-MON-EC ACS/WFC ACCUM WFCENTER F814W CR-SPLIT=NO 1 340 S PATTERN 2 1-2 HO see below ------------------------------------------------------------------------------------------------------------------------------------ 2 V838-MON-EC ACS/WFC ACCUM WFCENTER F606W CR-SPLIT=NO 1 925 S HO see below ------------------------------------------------------------------------------------------------------------------------------------ 3 V838-MON-EC ACS/WFC ACCUM WFC F606W, CR-SPLIT=NO 1 470 S PATTERN 4 3-5 HO POL0V see below ------------------------------------------------------------------------------------------------------------------------------------ 4 V838-MON-EC ACS/WFC ACCUM WFC F606W, CR-SPLIT=NO 1 470 S HO POL60V see below ------------------------------------------------------------------------------------------------------------------------------------ 5 V838-MON-EC ACS/WFC ACCUM WFC F606W, CR-SPLIT=NO 1 470 S HO POL120V see below ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ V838-MON-ECHO 1 ACS/WFC ACCUM WFCENTER F814W 1 none none none 1 377.0 S V838-MON-ECHO 1 ACS/WFC ACCUM WFCENTER F814W 2 none none none 1 377.0 S V838-MON-ECHO 1 ACS/WFC ACCUM WFCENTER F814W 3 none none none 2 N/A V838-MON-ECHO 2 ACS/WFC ACCUM WFCENTER F606W 1 none none none 1 1412.0 S V838-MON-ECHO 2 ACS/WFC ACCUM WFCENTER F606W 2 none none none 2 N/A V838-MON-ECHO 2 ACS/WFC ACCUM WFCENTER F606W 3 none none none 2 N/A V838-MON-ECHO 3 ACS/WFC ACCUM WFC F606W, 1 none none none 3 687.0 S POL0V V838-MON-ECHO 3 ACS/WFC ACCUM WFC F606W, 2 none none none 4 687.0 S POL0V V838-MON-ECHO 4 ACS/WFC ACCUM WFC F606W, 1 none none none 3 687.0 S POL60V V838-MON-ECHO 4 ACS/WFC ACCUM WFC F606W, 2 none none none 4 687.0 S POL60V V838-MON-ECHO 5 ACS/WFC ACCUM WFC F606W, 1 none none none 3 687.0 S POL120V V838-MON-ECHO 5 ACS/WFC ACCUM WFC F606W, 2 none none none 4 687.0 S POL120V 10618( 6) - 11/08/05 15:17 - [ 12] Visit: 07 Visit Priority: Visit Requirements: PCS MODE FINE; SCHED 60%; ORIENT 25.002197D TO 25.002197 D; AFTER 01; BETWEEN 20-JAN-2006:00:00:00 AND 01-FEB-2006:00:00:00 On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 V838-MON-EC ACS/WFC ACCUM WFCENTER F814W CR-SPLIT=NO 1 340 S PATTERN 2 1-2 HO see below ------------------------------------------------------------------------------------------------------------------------------------ 2 V838-MON-EC ACS/WFC ACCUM WFCENTER F606W CR-SPLIT=NO 1 925 S HO see below ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ V838-MON-ECHO 1 ACS/WFC ACCUM WFCENTER F814W 1 none none none 1 377.0 S V838-MON-ECHO 1 ACS/WFC ACCUM WFCENTER F814W 2 none none none 1 377.0 S V838-MON-ECHO 1 ACS/WFC ACCUM WFCENTER F814W 3 none none none 2 N/A V838-MON-ECHO 2 ACS/WFC ACCUM WFCENTER F606W 1 none none none 1 1412.0 S V838-MON-ECHO 2 ACS/WFC ACCUM WFCENTER F606W 2 none none none 2 N/A V838-MON-ECHO 2 ACS/WFC ACCUM WFCENTER F606W 3 none none none 2 N/A 10618( 6) - 11/08/05 15:17 - [ 13] Summary Form for Proposal 10618 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures WFCENTER WFC ------------------------------------------------------------------------------------------------------------------------------------ Configurations ACS/WFC ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters CR-SPLIT=NO ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements PCS MODE FINE; SCHED 60%; ORIENT 115.0D TO 115.0 D; ORIENT 205.0D TO 205.0 D; ORIENT 295.0D TO 295.0 D; ORIENT 25.0D TO 25.0 D; ORIENT 250.0D TO 250.0 D; ORIENT 340.0D TO 340.0 D; BEFORE 01-FEB-2006 00 00 00; PATTERN 1 1-3; SAME ORIENT AS 01; AFTER 01 BY 7.5 D TO 8.5 D; BEFORE 01-FEB-2006 00 00 00; AFTER 01 BY 15 D TO 16.5 D; BEFORE 01-FEB-2006 00 00 00; AFTER 01 BY 23.5 D TO 24.5 D; BEFORE 01-FEB-2006 00 00 00; ORIENT 295.0022D TO 295.0022 D; AFTER 01; BETWEEN 29-NOV-2005 00 00 00 AND 03-DEC-2005 00 00 00; PATTERN 3 1-2; ORIENT 340.0022D TO 340.0022 D; BETWEEN 13-DEC-2005 00 00 00 AND 20-DEC-2005 00 00 00; PATTERN 2 1-2; PATTERN 4 3-5; ORIENT 25.002197D TO 25.002197 D; BETWEEN 20-JAN-2006 00 00 00 AND 01-FEB-2006 00 00 00; ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F814W F606W F435W F606W,POL0V F606W,POL60V F606W,POL120V ------------------------------------------------------------------------------------------------------------------------------------ Target Names V838-MON V838-MON-ECHO ------------------------------------------------------------------------------------------------------------------------------------