14342( 3) - 21-Aug-2015 13:20:06 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 14342 Version: 3 Check-in Time: 21-Aug-2015 13:20:06 STScI Edit Number: 0 Title HST Observations of Astrophysically Important Visual Binaries ------------------------------------------------------------------------------------ Type Cycle GO 23 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Howard E. Bond The Pennsylvania State University Y CoI: Prof. Martin Barstow University of Leicester N CoI: Dr. Matthew Burleigh University of Leicester N CoI: Dr. Pierre Demarque Yale University N CoI: Dr. Ronald L Gilliland The Pennsylvania State University N CoI: Dr. Terrence M. Girard Yale University N CoI: Dr. Donald H. Gudehus Georgia State University Research N Foundation CoI: Dr. Jay B. Holberg University of Arizona N CoI: Dr. Edmund Nelan Space Telescope Science Institute N CoI: Dr. Gail Schaefer Georgia State University Research N Foundation ------------------------------------------------------------------------------------ Abstract We propose to continue our long-term program of astrometry of close visual binaries, with the primary goal of determining purely dynamical masses for 3 important main-sequence stars and 9 white dwarfs (WDs). A secondary aim is to set limits on third bodies in the systems down to planetary mass. Three of our targets are naked-eye stars with much fainter companions that are extremely difficult to image from the ground. Our other 2 targets are double WDs, whose small separations and faintness likewise make them difficult to measure using ground-based techniques. Observations have been completed for a 3rd double WD. The bright stars, to be imaged with WFC3, are: (1) Procyon (P = 40.83 yr), containing a bright F star and a much fainter WD companion. With the continued monitoring proposed here, we will obtain masses to an accuracy of better than 1%, providing a testbed for theories of both Sun-like stars and WDs. (2) Sirius (P = 50.14 yr), an A-type star also having a faint WD companion, Sirius B, the nearest and brightest of all WDs. (3) Mu Cas (P = 21.08 yr), a nearby metal-deficient G dwarf for which accurate masses will lead to the stars' helium contents, with cosmological implications. The faint double WDs, to be observed with FGS, are: (1) G 107-70 (P = 18.84 yr), and (2) WD 1818+126 (P = 12.19 yr). Our astrometry of these systems will add 4 accurate masses to the handful of WD masses that are directly known from dynamical measurements. The FGS measurements will also provide precise parallaxes for the systems, a necessary ingredient in the mass determinations. ------------------------------------------------------------------------------------ Observations Description ------------------------ This is the Cycle 23 continuation of a program in which we are determining the 14342( 3) - 21-Aug-2015 13:20:06 - [ 2] orbits of visual binaries. The targets for Cycle 23 are Procyon, mu Cas, and Sirius. Procyon, mu Cas, and Sirius will be observed with WFC3/UVIS. For the two very bright stars, Procyon and Sirius, we will use the long-wavelength F953N filter to reduce the signal. Since even with this filter Procyon A and Sirius A would saturate in the minimum WFC3 exposure, we will let them saturate and use the diffraction spikes to centroid the bright components. For Procyon there will be a series of dithered 38-sec exposures, which will provide good unsaturated exposures for Procyon B at the same telescope pointing. For Sirius there will be a series of 6- and 12-sec dithered exposures. For mu Cas, we will use 1.5-sec exposures in F225W, which will not be saturated. These will be followed at each dither position with a 265-sec exposure, which will be well exposed for the cool dM companion. ------------------------------------------------------------------------------------ 14342( 3) - 21-Aug-2015 13:20:06 - [ 3] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 PROCYON STAR, DA, F3-F9 RA=07H39M18.3700S +/- 1.0", J2000 V = 0.36 +/- 0.0 B-V = 0.42 DEC=+05D13'35.50" +/- 1.0" Reference Frame: ICRS Comments: Coords are for center of gravity of binary. Accuracy confirmed by 2000 Nov 28 WFPC2 observations. 6/14/06: updated to ICRS system using galex website. Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 1995.18 -0.04755 -1.0229 0.283 ------------------------------------------------------------------------------------------------------------------------------------ 2 MU-CAS STAR, G V-IV RA=01H08M16.3700S +/- 0.5", J2000 V = 5.15 +/- 0.0 B-V = 0.70 DEC=+54D55'13.20" +/- 0.5" Reference Frame: ICRS Comments: Coordinate accuracy confirmed by 2000-01 WFPC2 observations. 6/14/06: updated to ICRS system using galex website. Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2000.0 0.3972 -1.596 0.134 ------------------------------------------------------------------------------------------------------------------------------------ 3 SIRIUS STAR, A0-A3 V-IV, DA RA=06H45M8.6300S +/- 0.3S, J2000 V = -1.47 DEC=-16D43'7.40" +/- 0.3" Reference Frame: ICRS Comments: Coordinates are for center of mass of the Sirius A-B binary, determined from a WFPC2 observation in January 2008 and a WFC3 observation in September 2012.. Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2008.007 -0.038011 -1.22308 0.379 ------------------------------------------------------------------------------------------------------------------------------------ 14342( 3) - 21-Aug-2015 13:20:06 - [ 4] Patterns ------------------------------------------------------------------------------------------------------------------------------------ Pattern_Number: 1 Primary_Pattern Secondary_Pattern Pattern_Type WFC3-UVIS-DITHER-BOX Pattern_Purpose DITHER Number_Of_Points 4 Point_Spacing 0.173 Line_Spacing 0.112 Coordinate_Frame POS-TARG Pattern_Orient 23.884 Angle_Between_Sides 81.785 Center_Pattern YES ------------------------------------------------------------------------------------------------------------------------------------ 14342( 3) - 21-Aug-2015 13:20:06 - [ 5] Visit: 01 Visit Requirements: GYRO MODE 3GOBAD; ORIENT 268.5D TO 295.7 D; AFTER 01-AUG-2016:00:00:00 On Hold Comments: Additional Comments: ORIENT requirement is done so that companion star will not lie near diffraction spikes or charge bleeding from the very bright primary star. ORIENT updated 8/20/15 based on new plan windows. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 PROCYON WFC3/UVI ACCUM UVIS2-C51 F953N CR-SPLIT=NO, BLADE=A, FLASH=9 2 0.5 S (4 PATTERN 1 1-2 S 2C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 2 PROCYON WFC3/UVI ACCUM UVIS2-C51 F953N CR-SPLIT=NO 3 36 S (432 S 2C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 3 PROCYON WFC3/UVI ACCUM UVIS2-C51 F953N CR-SPLIT=NO, BLADE=A, FLASH=9 1 0.5 S (2 GS ACQ SCENARIO BASE1B3; S 2C-SUB S) PATTERN 1 3-4 ------------------------------------------------------------------------------------------------------------------------------------ 4 PROCYON WFC3/UVI ACCUM UVIS2-C51 F953N CR-SPLIT=NO 3 36 S (432 S 2C-SUB 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 | ------------------------------------------------------------------------------------------------------------------------------------ PROCYON 1 WFC3/UVI ACCUM UVIS2-C5 F953N 1 none 1 none 1 N/A S 12C-SUB PROCYON 1 WFC3/UVI ACCUM UVIS2-C5 F953N 1 none 2 none 1 N/A S 12C-SUB PROCYON 1 WFC3/UVI ACCUM UVIS2-C5 F953N 2 none 1 none 1 N/A S 12C-SUB PROCYON 1 WFC3/UVI ACCUM UVIS2-C5 F953N 2 none 2 none 1 N/A S 12C-SUB PROCYON 1 WFC3/UVI ACCUM UVIS2-C5 F953N 3 none 1 none 1 N/A S 12C-SUB PROCYON 1 WFC3/UVI ACCUM UVIS2-C5 F953N 3 none 2 none 1 N/A S 12C-SUB PROCYON 1 WFC3/UVI ACCUM UVIS2-C5 F953N 4 none 1 none 1 N/A S 12C-SUB PROCYON 1 WFC3/UVI ACCUM UVIS2-C5 F953N 4 none 2 none 1 N/A S 12C-SUB PROCYON 2 WFC3/UVI ACCUM UVIS2-C5 F953N 1 none 1 none 1 N/A S 12C-SUB PROCYON 2 WFC3/UVI ACCUM UVIS2-C5 F953N 1 none 2 none 1 N/A S 12C-SUB PROCYON 2 WFC3/UVI ACCUM UVIS2-C5 F953N 1 none 3 none 1 N/A S 12C-SUB 14342( 3) - 21-Aug-2015 13:20:06 - [ 6] 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 | ------------------------------------------------------------------------------------------------------------------------------------ PROCYON 2 WFC3/UVI ACCUM UVIS2-C5 F953N 2 none 1 none 1 N/A S 12C-SUB PROCYON 2 WFC3/UVI ACCUM UVIS2-C5 F953N 2 none 2 none 1 N/A S 12C-SUB PROCYON 2 WFC3/UVI ACCUM UVIS2-C5 F953N 2 none 3 none 1 N/A S 12C-SUB PROCYON 2 WFC3/UVI ACCUM UVIS2-C5 F953N 3 none 1 none 1 N/A S 12C-SUB PROCYON 2 WFC3/UVI ACCUM UVIS2-C5 F953N 3 none 2 none 1 N/A S 12C-SUB PROCYON 2 WFC3/UVI ACCUM UVIS2-C5 F953N 3 none 3 none 1 N/A S 12C-SUB PROCYON 2 WFC3/UVI ACCUM UVIS2-C5 F953N 4 none 1 none 1 N/A S 12C-SUB PROCYON 2 WFC3/UVI ACCUM UVIS2-C5 F953N 4 none 2 none 1 N/A S 12C-SUB PROCYON 2 WFC3/UVI ACCUM UVIS2-C5 F953N 4 none 3 none 1 N/A S 12C-SUB PROCYON 3 WFC3/UVI ACCUM UVIS2-C5 F953N 1 none none none 1 N/A S 12C-SUB PROCYON 3 WFC3/UVI ACCUM UVIS2-C5 F953N 2 none none none 1 N/A S 12C-SUB PROCYON 3 WFC3/UVI ACCUM UVIS2-C5 F953N 3 none none none 1 N/A S 12C-SUB PROCYON 3 WFC3/UVI ACCUM UVIS2-C5 F953N 4 none none none 1 N/A S 12C-SUB PROCYON 4 WFC3/UVI ACCUM UVIS2-C5 F953N 1 none 1 none 1 N/A S 12C-SUB PROCYON 4 WFC3/UVI ACCUM UVIS2-C5 F953N 1 none 2 none 1 N/A S 12C-SUB PROCYON 4 WFC3/UVI ACCUM UVIS2-C5 F953N 1 none 3 none 1 N/A S 12C-SUB PROCYON 4 WFC3/UVI ACCUM UVIS2-C5 F953N 2 none 1 none 1 N/A S 12C-SUB PROCYON 4 WFC3/UVI ACCUM UVIS2-C5 F953N 2 none 2 none 1 N/A S 12C-SUB PROCYON 4 WFC3/UVI ACCUM UVIS2-C5 F953N 2 none 3 none 1 N/A S 12C-SUB PROCYON 4 WFC3/UVI ACCUM UVIS2-C5 F953N 3 none 1 none 1 N/A S 12C-SUB PROCYON 4 WFC3/UVI ACCUM UVIS2-C5 F953N 3 none 2 none 1 N/A S 12C-SUB PROCYON 4 WFC3/UVI ACCUM UVIS2-C5 F953N 3 none 3 none 1 N/A S 12C-SUB PROCYON 4 WFC3/UVI ACCUM UVIS2-C5 F953N 4 none 1 none 1 N/A S 12C-SUB PROCYON 4 WFC3/UVI ACCUM UVIS2-C5 F953N 4 none 2 none 1 N/A S 12C-SUB 14342( 3) - 21-Aug-2015 13:20:06 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ PROCYON 4 WFC3/UVI ACCUM UVIS2-C5 F953N 4 none 3 none 1 N/A S 12C-SUB 14342( 3) - 21-Aug-2015 13:20:06 - [ 8] Visit: 02 Visit Requirements: GYRO MODE 3GOBAD; ORIENT 2.4D TO 9.6 D; ORIENT 223.2D TO 279.6 D; BETWEEN 01-MAR-2016:00:00:00 AND 01-OCT-2016:00:00:00 On Hold Comments: Additional Comments: ORIENT requirement is done so that companion star will not lie near diffraction spikes or charge bleeding of primary star. ORIENT updated 8/20/15 based on new plan windows. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 MU-CAS WFC3/UVI ACCUM UVIS2-C51 F953N CR-SPLIT=NO, FLASH=12, BLADE=A 1 0.5 S (2 PATTERN 1 1-3 S 2C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 2 MU-CAS WFC3/UVI ACCUM UVIS2-C51 F953N CR-SPLIT=NO, FLASH=12, BLADE=A 1 2.5 S (10 S 2C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 3 MU-CAS WFC3/UVI ACCUM UVIS2-C51 F953N CR-SPLIT=NO, FLASH=6 1 200 S (800 S 2C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 4 MU-CAS WFC3/UVI ACCUM UVIS2-C51 F953N CR-SPLIT=NO, FLASH=12, BLADE=A 1 0.5 S (2 PATTERN 1 4-6 S 2C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 5 MU-CAS WFC3/UVI ACCUM UVIS2-C51 F953N CR-SPLIT=NO, FLASH=12, BLADE=A 1 2.5 S (10 S 2C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 6 MU-CAS WFC3/UVI ACCUM UVIS2-C51 F953N CR-SPLIT=NO, FLASH=6 1 200 S (800 S 2C-SUB 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 | ------------------------------------------------------------------------------------------------------------------------------------ MU-CAS 1 WFC3/UVI ACCUM UVIS2-C5 F953N 1 none none none 1 N/A S 12C-SUB MU-CAS 1 WFC3/UVI ACCUM UVIS2-C5 F953N 2 none none none 1 N/A S 12C-SUB MU-CAS 1 WFC3/UVI ACCUM UVIS2-C5 F953N 3 none none none 1 N/A S 12C-SUB MU-CAS 1 WFC3/UVI ACCUM UVIS2-C5 F953N 4 none none none 1 N/A S 12C-SUB MU-CAS 2 WFC3/UVI ACCUM UVIS2-C5 F953N 1 none none none 1 N/A S 12C-SUB MU-CAS 2 WFC3/UVI ACCUM UVIS2-C5 F953N 2 none none none 1 N/A S 12C-SUB MU-CAS 2 WFC3/UVI ACCUM UVIS2-C5 F953N 3 none none none 1 N/A S 12C-SUB MU-CAS 2 WFC3/UVI ACCUM UVIS2-C5 F953N 4 none none none 1 N/A S 12C-SUB 14342( 3) - 21-Aug-2015 13:20:06 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ MU-CAS 3 WFC3/UVI ACCUM UVIS2-C5 F953N 1 none none none 1 N/A S 12C-SUB MU-CAS 3 WFC3/UVI ACCUM UVIS2-C5 F953N 2 none none none 1 N/A S 12C-SUB MU-CAS 3 WFC3/UVI ACCUM UVIS2-C5 F953N 3 none none none 1 N/A S 12C-SUB MU-CAS 3 WFC3/UVI ACCUM UVIS2-C5 F953N 4 none none none 1 N/A S 12C-SUB MU-CAS 4 WFC3/UVI ACCUM UVIS2-C5 F953N 1 none none none 1 N/A S 12C-SUB MU-CAS 4 WFC3/UVI ACCUM UVIS2-C5 F953N 2 none none none 1 N/A S 12C-SUB MU-CAS 4 WFC3/UVI ACCUM UVIS2-C5 F953N 3 none none none 1 N/A S 12C-SUB MU-CAS 4 WFC3/UVI ACCUM UVIS2-C5 F953N 4 none none none 1 N/A S 12C-SUB MU-CAS 5 WFC3/UVI ACCUM UVIS2-C5 F953N 1 none none none 1 N/A S 12C-SUB MU-CAS 5 WFC3/UVI ACCUM UVIS2-C5 F953N 2 none none none 1 N/A S 12C-SUB MU-CAS 5 WFC3/UVI ACCUM UVIS2-C5 F953N 3 none none none 1 N/A S 12C-SUB MU-CAS 5 WFC3/UVI ACCUM UVIS2-C5 F953N 4 none none none 1 N/A S 12C-SUB MU-CAS 6 WFC3/UVI ACCUM UVIS2-C5 F953N 1 none none none 1 N/A S 12C-SUB MU-CAS 6 WFC3/UVI ACCUM UVIS2-C5 F953N 2 none none none 1 N/A S 12C-SUB MU-CAS 6 WFC3/UVI ACCUM UVIS2-C5 F953N 3 none none none 1 N/A S 12C-SUB MU-CAS 6 WFC3/UVI ACCUM UVIS2-C5 F953N 4 none none none 1 N/A S 12C-SUB 14342( 3) - 21-Aug-2015 13:20:06 - [ 10] Visit: 03 Visit Requirements: GYRO MODE 3GOBAD; ORIENT 217.3D TO 250.5 D; ORIENT 258.1D TO 340.5 D; AFTER 01-AUG-2016:00:00:00 On Hold Comments: Additional Comments: ORIENT requirement is done so that companion star will not lie near diffraction spikes or charge bleeding from the very bright primary star. ORIENT updated 8/20/15 based on new plan windows. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 SIRIUS WFC3/UVI ACCUM UVIS2-C1K F953N CR-SPLIT=NO, BLADE=A 2 6 S (48 S) PATTERN 1 1-2 S 1C-SUB ------------------------------------------------------------------------------------------------------------------------------------ 2 SIRIUS WFC3/UVI ACCUM UVIS2-C1K F953N CR-SPLIT=NO, BLADE=A 2 12 S (96 S 1C-SUB S) ------------------------------------------------------------------------------------------------------------------------------------ 3 SIRIUS WFC3/UVI ACCUM UVIS2-C1K F953N CR-SPLIT=NO, BLADE=A 1 6 S (24 S) PATTERN 1 3-4 S 1C-SUB ------------------------------------------------------------------------------------------------------------------------------------ 4 SIRIUS WFC3/UVI ACCUM UVIS2-C1K F953N CR-SPLIT=NO, BLADE=A 2 12 S (96 S 1C-SUB 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 | ------------------------------------------------------------------------------------------------------------------------------------ SIRIUS 1 WFC3/UVI ACCUM UVIS2-C1 F953N 1 none 1 none 1 N/A S K1C-SUB SIRIUS 1 WFC3/UVI ACCUM UVIS2-C1 F953N 1 none 2 none 1 N/A S K1C-SUB SIRIUS 1 WFC3/UVI ACCUM UVIS2-C1 F953N 2 none 1 none 1 N/A S K1C-SUB SIRIUS 1 WFC3/UVI ACCUM UVIS2-C1 F953N 2 none 2 none 1 N/A S K1C-SUB SIRIUS 1 WFC3/UVI ACCUM UVIS2-C1 F953N 3 none 1 none 1 N/A S K1C-SUB SIRIUS 1 WFC3/UVI ACCUM UVIS2-C1 F953N 3 none 2 none 1 N/A S K1C-SUB SIRIUS 1 WFC3/UVI ACCUM UVIS2-C1 F953N 4 none 1 none 1 N/A S K1C-SUB SIRIUS 1 WFC3/UVI ACCUM UVIS2-C1 F953N 4 none 2 none 1 N/A S K1C-SUB SIRIUS 2 WFC3/UVI ACCUM UVIS2-C1 F953N 1 none 1 none 1 N/A S K1C-SUB SIRIUS 2 WFC3/UVI ACCUM UVIS2-C1 F953N 1 none 2 none 1 N/A S K1C-SUB 14342( 3) - 21-Aug-2015 13:20:06 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ SIRIUS 2 WFC3/UVI ACCUM UVIS2-C1 F953N 2 none 1 none 1 N/A S K1C-SUB SIRIUS 2 WFC3/UVI ACCUM UVIS2-C1 F953N 2 none 2 none 1 N/A S K1C-SUB SIRIUS 2 WFC3/UVI ACCUM UVIS2-C1 F953N 3 none 1 none 1 N/A S K1C-SUB SIRIUS 2 WFC3/UVI ACCUM UVIS2-C1 F953N 3 none 2 none 1 N/A S K1C-SUB SIRIUS 2 WFC3/UVI ACCUM UVIS2-C1 F953N 4 none 1 none 1 N/A S K1C-SUB SIRIUS 2 WFC3/UVI ACCUM UVIS2-C1 F953N 4 none 2 none 1 N/A S K1C-SUB SIRIUS 3 WFC3/UVI ACCUM UVIS2-C1 F953N 1 none none none 1 N/A S K1C-SUB SIRIUS 3 WFC3/UVI ACCUM UVIS2-C1 F953N 2 none none none 1 N/A S K1C-SUB SIRIUS 3 WFC3/UVI ACCUM UVIS2-C1 F953N 3 none none none 1 N/A S K1C-SUB SIRIUS 3 WFC3/UVI ACCUM UVIS2-C1 F953N 4 none none none 1 N/A S K1C-SUB SIRIUS 4 WFC3/UVI ACCUM UVIS2-C1 F953N 1 none 1 none 1 N/A S K1C-SUB SIRIUS 4 WFC3/UVI ACCUM UVIS2-C1 F953N 1 none 2 none 1 N/A S K1C-SUB SIRIUS 4 WFC3/UVI ACCUM UVIS2-C1 F953N 2 none 1 none 1 N/A S K1C-SUB SIRIUS 4 WFC3/UVI ACCUM UVIS2-C1 F953N 2 none 2 none 1 N/A S K1C-SUB SIRIUS 4 WFC3/UVI ACCUM UVIS2-C1 F953N 3 none 1 none 1 N/A S K1C-SUB SIRIUS 4 WFC3/UVI ACCUM UVIS2-C1 F953N 3 none 2 none 1 N/A S K1C-SUB SIRIUS 4 WFC3/UVI ACCUM UVIS2-C1 F953N 4 none 1 none 1 N/A S K1C-SUB SIRIUS 4 WFC3/UVI ACCUM UVIS2-C1 F953N 4 none 2 none 1 N/A S K1C-SUB 14342( 3) - 21-Aug-2015 13:20:06 - [ 12] Summary Form for Proposal 14342 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures UVIS2-C1K1C-SUB, UVIS2-C512C-SUB ------------------------------------------------------------------------------------------------------------------------------------ Configurations WFC3/UVIS ------------------------------------------------------------------------------------------------------------------------------------ Opmodes ACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters BLADE=A, CR-SPLIT=NO, FLASH=12, FLASH=6, FLASH=9 ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements AFTER 01-AUG-2016:00:00:00, BETWEEN 01-MAR-2016:00:00:00 AND 01-OCT-2016:00:00:00, GS ACQ SCENARIO BASE1B3, GYRO MODE 3GOBAD, ORIENT 2.4D TO 9.6 D, ORIENT 217.3D TO 250.5 D, ORIENT 223.2D TO 279.6 D, ORIENT 258.1D TO 340.5 D, ORIENT 268.5D TO 295.7 D, PATTERN 1 1-2, PATTERN 1 1-3, PATTERN 1 3-4, PATTERN 1 4-6 ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F953N ------------------------------------------------------------------------------------------------------------------------------------ Target Names MU-CAS, PROCYON, SIRIUS ------------------------------------------------------------------------------------------------------------------------------------