9072( 4) - 02/19/02 19:49 - [ 1] PROPOSAL FOR HUBBLE SPACE TELESCOPE OBSERVATIONS ST ScI Use Only ID: 9072 Version: 4 Check-in Date: 19-Feb-2002 19:47:11 1.Proposal Title: Dynamical Masses of White Dwarfs from Resolved Sirius-Like Binaries ------------------------------------------------------------------------------------ 2. Proposal For 3. Cycle GO 10 ------------------------------------------------------------------------------------ 4. Investigators Contact? PI: Howard Bond Space Telescope Science Institute CoI: Dr. Martin Barstow University of Leicester N CoI: Dr. Matthew Burleigh University of Leicester N CoI: Dr. Jay Holberg University of Arizona N ------------------------------------------------------------------------------------ 5. Abstract In Cycle 8 we initiated a WFPC2 snapshot survey for resolved, ``Sirius-like'' systems containing hot white-dwarf companions of cooler main-sequence stars. Out of 17 systems observed to date, 8 have been resolved with WFPC2 by using UV filters. Two of the resolved systems---56 Persei and Zeta Cygni---have predicted or known orbital periods short enough that dynamical masses can be determined for the white dwarfs within reasonable times. These would thus add to the extremely small number of white dwarfs presently having accurately and directly measured masses. We propose to image them annually in the UV with WFPC2. In addition, we will observe Zeta Cyg with FGS in order to measure the absolute motion of the optical component, needed for the mass solution. We also propose to observe Sirius itself with WFPC2 over the next 3 Cycles. The resulting astrometric data will not only greatly improve the precision of the binary orbit and the dynamical mass measurements for both the main- sequence and white-dwarf components, but will also test definitively for the claimed presence of a third body in this famous system. ------------------------------------------------------------------------------------ 9072( 4) - 02/19/02 19:49 - [ 2] Observations Description ------------------------ This is a Long-Term project, necessitated by the relatively long timescales of the orbital motions of our targets. 56 Persei. Our program on 56 Per will consist of once-yearly WFPC2 images, in the F170W filter where the magnitudes of the F4 main-sequence star and the hot WD are comparable. We will also obtain exposures at a longer wavelength (F336W) during the initial visit, in order to identify conclusively which of the two stars marked Aa and Ab in Fig. 1 is in fact the white dwarf (this not being completely clear from our one snapshot single-filter observation). Due to the relatively long nominal orbital period, annual sampling is adequate. Each visit requires only one orbit. The observations will be drizzled in order to achieve maximum accuracy for the astrometry. Total request: 1 WFPC2 orbit each in Cycles 10, 11, and 12. Zeta Cygni. Again it is sufficient to obtain WFPC2 observations once a year, given the 18-year orbital period. We will use F218W, in which both components have nearly equal brightness. Deconvolution techniques should yield the separation to about 1 mas accuracy (S. Casertano, private communication; see also Gatti et al. 1998 for a discussion of disentangling close binaries in WFPC2 data). As in the case of 56 Per, we will also include an F336W frame in Cycle 10 in order to identify the WD with certainty. In addition, as noted above, we need to observe the system with FGS in order to measure the motion of the photocenter. The FGS observations will be obtained twice a year (as a bonus, they will yield a parallax about 2--3 times as accurate as that of Hipparcos). Total request: 1 WFPC2 orbit each in Cycles 10, 11, and 12; 2 FGS orbits each in Cycles 10, 11, and 12. Sirius. Here we need to observe more frequently, in order to test for the perturbation by the putative 6-year companion of one of the stars. We propose to observe with WFPC2 twice per year. We will follow Schroeder et al. (2000) by using the F1042M filter, which suppresses the light of Sirius A to the extent that its image can be centroided using the diffraction spikes (see their paper for details). The short exposures for Sirius A will be alternated with longer exposures for Sirius B at the same telescope pointing, with the process repeated at several different dither positions (a technique Bond is using successfully in his ongoing companion program on Sirius). The photocenter motion of Sirius A is well known from the ground, so we do not need to request any FGS observations (fortunately, since it is too bright anyway.). Total request: 2 WFPC2 orbits each in Cycles 10, 11, and 12. Real Time Justification ----------------------- Calibration Justification ------------------------- Additional Comments ------------------- ------------------------------------------------------------------------------------ 9072( 4) - 02/19/02 19:49 - [ 3] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 56PER STAR, F3-F9, DA RA = 04H 24M 37.42S +/-0.3S, DEC J2000 V = 5.77 = +33D 57' 35.6" +/-0.3" Coordinate Source: HIPPARCOS/TYCHO_CATALOGUE Comments: Coordinates from Hipparcos Catalog Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 1991.25 0.004396 -0.083 0.024 2 SIRIUS STAR, A0-A3 V-IV, DA RA = 06H 45M 09.25S +/-0.3S, DEC J2000 V = -1.47 = -16D 42' 48.5" +/-0.3" Coordinate Source: HIPPARCOS/TYCHO_CATALOGUE Comments: Coordinates from Hipparcos Catalog. However, we actually list a position 1.5 arcsec south of the Hipparcos position, in order to point at the center of mass of the binary. Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 1991.25 -0.038011 -1.22308 0.379 3 ZETA-CYG-REF CALIBRATION, RA=21H 13M 3.406S +/- 1", J2000 V = 12.6+/-0.1 -1 ASTROMETRIC, STAR DEC=30D 14' 24.576" +/- 1", PLATE-ID=0054 Coordinate Source: GUIDE_STAR_CATALOG 4 ZETA-CYG-REF CALIBRATION, RA=21H 13M 22.219S +/- 1", J2000 V = 11.91+/-0.1 -2 ASTROMETRIC, STAR DEC=30D 14' 24.576" +/-1", PLATE -ID=0054 Coordinate Source: GUIDE_STAR_CATALOG 5 ZETA-CYG-REF CALIBRATION, RA=21H 13M 17.030S +/- 1", J2000 V = 12.02+/-0.1 -3 ASTROMETRIC, STAR DEC=30D 12' 56.484" +/-1", PLATE -ID=0054 Coordinate Source: GUIDE_STAR_CATALOG 6 ZETA-CYG-REF CALIBRATION, RA=21H 13M 6.30S +/- 1", DEC=30D J2000 V = 14.30+/-0.1 -4 ASTROMETRIC, STAR 13' 17.076" +/- 1", PLATE- ID=0054 Coordinate Source: GUIDE_STAR_CATALOG 7 ZETA-CYG-REF CALIBRATION, RA=21H 12M 50.081S +/- 1", J2000 V = 12.890+/-0.1 -5 ASTROMETRIC, STAR DEC=30D 14' 22.848" +/-1", PLATE -ID=0054 Coordinate Source: GUIDE_STAR_CATALOG 8 ZETA-CYG-REF CALIBRATION, RA=21H 12M 41.309S +/- 1", J2000 V = 13.980+/-0.1 -6 ASTROMETRIC, STAR DEC=30D 13' 4.152" +/- 1", PLATE -ID=0054 Coordinate Source: GUIDE_STAR_CATALOG 9 ZETA-CYG-REF CALIBRATION, RA=21H 12M 39.950S +/- 1", J2000 V = 12.55+/-0.1 -7 ASTROMETRIC, STAR DEC=30D 12' 36.864" +/- 1", PLATE-ID=0054 Coordinate Source: GUIDE_STAR_CATALOG 10 ZETA-CYG-REF CALIBRATION, RA=21H 12M 39.523S +/- 1", J2000 V = 13.5+/-0.1 -8 ASTROMETRIC, STAR DEC=30D 12' 16.992" +/-1", PLATE -ID=0054 Coordinate Source: GUIDE_STAR_CATALOG 11 ZETA-CYG-REF CALIBRATION, RA=21H 12M 51.636S +/- 1", J2000 V = 13.66+/-0.1 -9 ASTROMETRIC, STAR DEC=30D 11' 46.140" +/-1", PLATE -ID=0054 Coordinate Source: GUIDE_STAR_CATALOG 9072( 4) - 02/19/02 19:49 - [ 4] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 12 ZETA-CYG-REF CALIBRATION, RA=21H 12M 56.410S +/- 1", J2000 V = 13.70+/-0.1 -10 ASTROMETRIC, STAR DEC=30D 11' 39.912" +/-1", PLATE -ID=0054 Coordinate Source: GUIDE_STAR_CATALOG 13 ZETA-CYG STAR, G III-I, DA RA=21H 12M 56.18S +/- 1", J2000 V = 3.21+/-0.01 DEC=+30D 13' 37.5" +/- 1" B-V = 0.99+/-0.01 Coordinate Source: HIPPARCOS/TYCHO_CATALOGUE Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 1991.25 0.000530 -0.06812 0.02162 9072( 4) - 02/19/02 19:49 - [ 5] Visit: 01 Visit Priority: Visit Requirements: BETWEEN 01-Oct-2001 AND 01-Feb-2002 ORIENT 136D TO 206D On Hold Comments: Additional Comments: Orient requirement is to place companion star away from diffraction spikes and charge bleeding column. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 10 56PER WFPC2 IMAGE PC1 F170W ATD-GAIN=15,CR-SPLIT=NO 1 10 S POS TARG 0., 0. ------------------------------------------------------------------------------------------------------------------------------------ 20 56PER WFPC2 IMAGE PC1 F170W ATD-GAIN=15,CR-SPLIT=NO 1 200 S EXPAND SAME POS AS 10 ------------------------------------------------------------------------------------------------------------------------------------ 30 56PER WFPC2 IMAGE PC1 F170W ATD-GAIN=15,CR-SPLIT=NO 1 10 S POS TARG -0.657,-0.657 ------------------------------------------------------------------------------------------------------------------------------------ 40 56PER WFPC2 IMAGE PC1 F170W ATD-GAIN=15,CR-SPLIT=NO 1 230 S SAME POS AS 30 ------------------------------------------------------------------------------------------------------------------------------------ 50 56PER WFPC2 IMAGE PC1 F170W ATD-GAIN=15,CR-SPLIT=NO 1 10 S POS TARG -0.317,-0.476 ------------------------------------------------------------------------------------------------------------------------------------ 60 56PER WFPC2 IMAGE PC1 F170W ATD-GAIN=15,CR-SPLIT=NO 1 230 S SAME POS AS 50 ------------------------------------------------------------------------------------------------------------------------------------ 70 56PER WFPC2 IMAGE PC1 F170W ATD-GAIN=15,CR-SPLIT=NO 1 10 S POS TARG -0.567,-0.272 ------------------------------------------------------------------------------------------------------------------------------------ 80 56PER WFPC2 IMAGE PC1 F170W ATD-GAIN=15,CR-SPLIT=NO 1 230 S SAME POS AS 70 ------------------------------------------------------------------------------------------------------------------------------------ 90 56PER WFPC2 IMAGE PC1 F255W ATD-GAIN=15,CR-SPLIT=NO 1 1.6 S SAME POS AS 70 END ORBIT Comments: The F255W frame is to confirm which of the stars is the cool component. ------------------------------------------------------------------------------------------------------------------------------------ 9072( 4) - 02/19/02 19:49 - [ 6] Visit: 02 Visit Priority: Visit Requirements: BETWEEN 15-Oct-2001 AND 20-Nov-2001 ORIENT 322D TO 40D ORIENT 303D TO 310D On Hold Comments: Additional Comments: ORIENT requirement is done so that companion star will not lie near diffraction spikes or bleeding columns from the very bright primary star. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 10 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=NO 1 0.11 S POS TARG 0., 0. ------------------------------------------------------------------------------------------------------------------------------------ 20 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 4 S SAME POS AS 10 ------------------------------------------------------------------------------------------------------------------------------------ 30 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 35 S SAME POS AS 10 ------------------------------------------------------------------------------------------------------------------------------------ 40 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=NO 1 0.11 S POS TARG -0.661,-0.661 ------------------------------------------------------------------------------------------------------------------------------------ 50 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 5 S SAME POS AS 40 ------------------------------------------------------------------------------------------------------------------------------------ 60 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 35 S SAME POS AS 40 ------------------------------------------------------------------------------------------------------------------------------------ 70 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=NO 1 0.11 S POS TARG -0.422,-0.376 ------------------------------------------------------------------------------------------------------------------------------------ 80 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 6 S SAME POS AS 70 ------------------------------------------------------------------------------------------------------------------------------------ 90 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 35 S SAME POS AS 70 ------------------------------------------------------------------------------------------------------------------------------------ 100 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=NO 1 0.11 S POS TARG -0.319,-0.479 ------------------------------------------------------------------------------------------------------------------------------------ 110 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 7 S SAME POS AS 100 ------------------------------------------------------------------------------------------------------------------------------------ 120 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 35 S SAME POS AS 100 ------------------------------------------------------------------------------------------------------------------------------------ 130 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 8 S POS TARG -0.570,-0.273 ------------------------------------------------------------------------------------------------------------------------------------ 150 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 35 S SAME POS AS 130 ------------------------------------------------------------------------------------------------------------------------------------ 160 SIRIUS WFPC2 IMAGE PC1 F160BW ATD-GAIN=15 ,CLOCKS=NO 1 0.11 S SAME POS AS 130 Comments: Test exposures to see if F160BW is better than F1042M ------------------------------------------------------------------------------------------------------------------------------------ 170 SIRIUS WFPC2 IMAGE PC1 F160BW ATD-GAIN=15 ,CLOCKS=NO 1 1.2 S SAME POS AS 130 Comments: Test exposures to see if F160BW is better than F1042M ------------------------------------------------------------------------------------------------------------------------------------ 9072( 4) - 02/19/02 19:49 - [ 7] Visit: 03 Visit Priority: Visit Requirements: BETWEEN 15-Apr-2002 AND 20-May-2002 ORIENT 116D TO 123D On Hold Comments: Additional Comments: ORIENT requirement is done so that companion star will not lie near diffraction spikes or bleeding columns from the very bright primary star. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 SIRIUS WFPC2 IMAGE PC1 F467M ATD-GAIN=15 1 0.5 S POS TARG 0., 0. Comments: Stromgren b calibration observation ------------------------------------------------------------------------------------------------------------------------------------ 2 SIRIUS WFPC2 IMAGE PC1 F547M ATD-GAIN=15 1 0.12 S SAME POS AS 1 Comments: Stromgren y calibration observation ------------------------------------------------------------------------------------------------------------------------------------ 10 SIRIUS WFPC2 IMAGE PC1 F160BW ATD-GAIN=15 1 0.11 S POS TARG 0., 0. ------------------------------------------------------------------------------------------------------------------------------------ 20 SIRIUS WFPC2 IMAGE PC1 F160BW ATD-GAIN=15 ,CLOCKS=YES 1 2 S SAME POS AS 10 ------------------------------------------------------------------------------------------------------------------------------------ 30 SIRIUS WFPC2 IMAGE PC1 F160BW ATD-GAIN=15 ,CLOCKS=YES 1 20 S SAME POS AS 10 ------------------------------------------------------------------------------------------------------------------------------------ 40 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 8 S SAME POS AS 10 ------------------------------------------------------------------------------------------------------------------------------------ 50 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 40 S SAME POS AS 10 EXPAND MAX DUR 60 S ------------------------------------------------------------------------------------------------------------------------------------ 60 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 8 S POS TARG -0.661,-0.661 ------------------------------------------------------------------------------------------------------------------------------------ 70 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 40 S SAME POS AS 60 EXPAND MAX DUR 60 S ------------------------------------------------------------------------------------------------------------------------------------ 80 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 8 S POS TARG -0.422,-0.376 ------------------------------------------------------------------------------------------------------------------------------------ 90 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 40 S SAME POS AS 80 EXPAND MAX DUR 60 S ------------------------------------------------------------------------------------------------------------------------------------ 100 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 8 S POS TARG -0.319,-0.479 ------------------------------------------------------------------------------------------------------------------------------------ 110 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 40 S SAME POS AS 100 EXPAND MAX DUR 60 S ------------------------------------------------------------------------------------------------------------------------------------ 120 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 8 S POS TARG -0.570,-0.273 ------------------------------------------------------------------------------------------------------------------------------------ 130 SIRIUS WFPC2 IMAGE PC1 F1042M ATD-GAIN=15 ,CLOCKS=YES 1 60 S SAME POS AS 120 Comments: Longer exposure to use up orbit ------------------------------------------------------------------------------------------------------------------------------------ 9072( 4) - 02/19/02 19:49 - [ 8] Visit: 04 Visit Priority: Visit Requirements: SCHED 50% BETWEEN 22-Jul-2001 AND 22-Sep-2001 ORIENT 176D TO 226D On Hold Comments: Additional Comments: Orient requirement is to place companion star away from diffraction spikes. Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 ZETA-CYG WFPC2 IMAGE PC1 F218W ATD-GAIN=15,CR-SPLIT=NO 2 80 S POS TARG 0., 0. ------------------------------------------------------------------------------------------------------------------------------------ 2 ZETA-CYG WFPC2 IMAGE PC1 F218W ATD-GAIN=15,CR-SPLIT=NO 2 80 S POS TARG -0.659,-0.659 ------------------------------------------------------------------------------------------------------------------------------------ 3 ZETA-CYG WFPC2 IMAGE PC1 F218W ATD-GAIN=15,CR-SPLIT=NO 2 80 S POS TARG -0.318,-0.477 ------------------------------------------------------------------------------------------------------------------------------------ 4 ZETA-CYG WFPC2 IMAGE PC1 F218W ATD-GAIN=15,CR-SPLIT=NO 2 80 S POS TARG -0.568,-0.273 ------------------------------------------------------------------------------------------------------------------------------------ 5 ZETA-CYG WFPC2 IMAGE PC1 F218W ATD-GAIN=15,CR-SPLIT=NO 1 80 S POS TARG -0.420,-0.375 ------------------------------------------------------------------------------------------------------------------------------------ 6 ZETA-CYG WFPC2 IMAGE PC1 F255W ATD-GAIN=15,CR-SPLIT=NO 1 5 S SAME POS AS 5 Comments: The F255W and F300W frames are to confirm which of the two stars is the cool component. ------------------------------------------------------------------------------------------------------------------------------------ 7 ZETA-CYG WFPC2 IMAGE PC1 F300W ATD-GAIN=15,CR-SPLIT=NO 1 0.11 S SAME POS AS 5 ------------------------------------------------------------------------------------------------------------------------------------ 9072( 4) - 02/19/02 19:49 - [ 9] Visit: 05 Visit Priority: Visit Requirements: SCHED 50% BETWEEN 09-Nov-2001 AND 29-Nov-2001 ORIENT 73D TO 76D On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 10 ZETA-CYG FGS POS 1 F5ND ACQ-DIST=15 1 10 S POS TARG -13, 28 SEQ 10-280 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 20 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-1 ------------------------------------------------------------------------------------------------------------------------------------ 30 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-2 ------------------------------------------------------------------------------------------------------------------------------------ 40 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-3 ------------------------------------------------------------------------------------------------------------------------------------ 50 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-4 ------------------------------------------------------------------------------------------------------------------------------------ 60 ZETA-CYG FGS POS 1 F5ND ACQ-DIST=15 1 10 S SAME POS AS 10 ------------------------------------------------------------------------------------------------------------------------------------ 70 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-1 ------------------------------------------------------------------------------------------------------------------------------------ 80 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-5 ------------------------------------------------------------------------------------------------------------------------------------ 90 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-6 ------------------------------------------------------------------------------------------------------------------------------------ 100 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-7 ------------------------------------------------------------------------------------------------------------------------------------ 110 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-8 ------------------------------------------------------------------------------------------------------------------------------------ 120 ZETA-CYG FGS POS 1 F5ND ACQ-DIST=15 1 10 S SAME POS AS 10 ------------------------------------------------------------------------------------------------------------------------------------ 130 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-9 ------------------------------------------------------------------------------------------------------------------------------------ 140 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-10 ------------------------------------------------------------------------------------------------------------------------------------ 150 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-1 ------------------------------------------------------------------------------------------------------------------------------------ 160 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-2 ------------------------------------------------------------------------------------------------------------------------------------ 9072( 4) - 02/19/02 19:49 - [ 10] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 170 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-3 ------------------------------------------------------------------------------------------------------------------------------------ 180 ZETA-CYG FGS POS 1 F5ND ACQ-DIST=15 1 10 S SAME POS AS 10 ------------------------------------------------------------------------------------------------------------------------------------ 190 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-4 ------------------------------------------------------------------------------------------------------------------------------------ 200 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-10 ------------------------------------------------------------------------------------------------------------------------------------ 210 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-9 ------------------------------------------------------------------------------------------------------------------------------------ 220 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-8 ------------------------------------------------------------------------------------------------------------------------------------ 230 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-7 ------------------------------------------------------------------------------------------------------------------------------------ 240 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-6 ------------------------------------------------------------------------------------------------------------------------------------ 250 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-5 ------------------------------------------------------------------------------------------------------------------------------------ 260 ZETA-CYG FGS POS 1 F5ND ACQ-DIST=15 1 10 S SAME POS AS 10 ------------------------------------------------------------------------------------------------------------------------------------ 270 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-1 ------------------------------------------------------------------------------------------------------------------------------------ 280 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-4 ------------------------------------------------------------------------------------------------------------------------------------ 9072( 4) - 02/19/02 19:49 - [ 11] Visit: 06 Visit Priority: Visit Requirements: SCHED 50% BETWEEN 12-May-2002 AND 30-May-2002 ORIENT 253D TO 253D On Hold Comments: Additional Comments: Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 10 ZETA-CYG FGS POS 1 F5ND ACQ-DIST=15 1 10 S POS TARG -124,-51 SEQ 10-280 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 20 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-1 ------------------------------------------------------------------------------------------------------------------------------------ 30 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-2 ------------------------------------------------------------------------------------------------------------------------------------ 40 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-3 ------------------------------------------------------------------------------------------------------------------------------------ 50 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-4 ------------------------------------------------------------------------------------------------------------------------------------ 60 ZETA-CYG FGS POS 1 F5ND ACQ-DIST=15 1 10 S SAME POS AS 10 ------------------------------------------------------------------------------------------------------------------------------------ 70 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-1 ------------------------------------------------------------------------------------------------------------------------------------ 80 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-5 ------------------------------------------------------------------------------------------------------------------------------------ 90 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-6 ------------------------------------------------------------------------------------------------------------------------------------ 100 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-7 ------------------------------------------------------------------------------------------------------------------------------------ 110 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-8 ------------------------------------------------------------------------------------------------------------------------------------ 120 ZETA-CYG FGS POS 1 F5ND ACQ-DIST=15 1 10 S SAME POS AS 10 ------------------------------------------------------------------------------------------------------------------------------------ 130 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-9 ------------------------------------------------------------------------------------------------------------------------------------ 140 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-10 ------------------------------------------------------------------------------------------------------------------------------------ 150 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-1 ------------------------------------------------------------------------------------------------------------------------------------ 160 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-2 ------------------------------------------------------------------------------------------------------------------------------------ 9072( 4) - 02/19/02 19:49 - [ 12] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exposure| Target |Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Number | Name |Config| Mode |or FOV |Element |Waveln.| Parameters |Exp| | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 170 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-3 ------------------------------------------------------------------------------------------------------------------------------------ 180 ZETA-CYG FGS POS 1 F5ND ACQ-DIST=15 1 10 S SAME POS AS 10 ------------------------------------------------------------------------------------------------------------------------------------ 190 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-4 ------------------------------------------------------------------------------------------------------------------------------------ 200 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-10 ------------------------------------------------------------------------------------------------------------------------------------ 210 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-9 ------------------------------------------------------------------------------------------------------------------------------------ 220 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-8 ------------------------------------------------------------------------------------------------------------------------------------ 230 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-7 ------------------------------------------------------------------------------------------------------------------------------------ 240 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-6 ------------------------------------------------------------------------------------------------------------------------------------ 250 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-5 ------------------------------------------------------------------------------------------------------------------------------------ 260 ZETA-CYG FGS POS 1 F5ND ACQ-DIST=15 1 10 S SAME POS AS 10 ------------------------------------------------------------------------------------------------------------------------------------ 270 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-1 ------------------------------------------------------------------------------------------------------------------------------------ 280 ZETA-CYG-RE FGS POS 1 F583W 1 10 S SAME POS AS 10 F-4 ------------------------------------------------------------------------------------------------------------------------------------ 9072( 4) - 02/19/02 19:49 - [ 13] Summary Form for Proposal 9072 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures PC1 1 ------------------------------------------------------------------------------------------------------------------------------------ Configurations WFPC2 FGS ------------------------------------------------------------------------------------------------------------------------------------ Opmodes IMAGE POS ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters ATD-GAIN=15 CR-SPLIT=NO CLOCKS=NO CLOCKS=YES ACQ-DIST=15 ------------------------------------------------------------------------------------------------------------------------------------ Proposal Category GO ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements BETWEEN 01-Oct-2001 AND 01-Feb-2002 ORIENT 136D TO 206D POS TARG 0., 0. EXPAND SAME POS AS 10 POS TARG -0.657,-0.657 SAME POS AS 30 POS TARG -0.317,-0.476 SAME POS AS 50 POS TARG -0.567,-0.272 SAME POS AS 70 SAME POS AS 70 END ORBIT BETWEEN 15-Oct-2001 AND 20-Nov-2001 ORIENT 322D TO 40D ORIENT 303D TO 310D SAME POS AS 10 POS TARG -0.661,-0.661 SAME POS AS 40 POS TARG -0.422,-0.376 POS TARG -0.319,-0.479 SAME POS AS 100 POS TARG -0.570,-0.273 SAME POS AS 130 BETWEEN 15-Apr-2002 AND 20-May-2002 ORIENT 116D TO 123D SAME POS AS 1 SAME POS AS 10 EXPAND MAX DUR 60 S SAME POS AS 60 EXPAND MAX DUR 60 S SAME POS AS 80 EXPAND MAX DUR 60 S SAME POS AS 100 EXPAND MAX DUR 60 S SAME POS AS 120 SCHED 50% BETWEEN 22-Jul-2001 AND 22-Sep-2001 ORIENT 176D TO 226D POS TARG -0.659,-0.659 POS TARG -0.318,-0.477 POS TARG -0.568,-0.273 POS TARG -0.420,-0.375 SAME POS AS 5 SCHED 50% BETWEEN 09-Nov-2001 AND 29-Nov-2001 ORIENT 73D TO 76D POS TARG -13, 28 SEQ 10-280 NON-INT SCHED 50% BETWEEN 12-May-2002 AND 30-May-2002 ORIENT 253D TO 253D POS TARG -124,-51 SEQ 10-280 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F170W F255W F1042M F160BW F467M F547M F218W F300W F5ND F583W ------------------------------------------------------------------------------------------------------------------------------------ Target Names 56PER SIRIUS ZETA-CYG ZETA-CYG-REF-1 ZETA-CYG-REF-2 ZETA-CYG-REF-3 ZETA-CYG-REF-4 ZETA-CYG-REF-5 ZETA-CYG-REF-6 ZETA-CYG-REF-7 ZETA-CYG-REF-8 ZETA-CYG-REF-9 ZETA-CYG-REF-10 ------------------------------------------------------------------------------------------------------------------------------------