16083( 6) - 03-Sep-2020 20:18:50 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 16083 Version: 6 Check-in Time: 03-Sep-2020 20:18:50 STScI Edit Number: 3 Title Water and methane in a juvenile transiting exoplanet ------------------------------------------------------------------------------------ Type Cycle GO 27 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Kamen Todorov Universiteit van Amsterdam Y CoI: Prof. Jean-Michel Desert Universiteit van Amsterdam Y CoI: Dr. Lorenzo Pino Universiteit van Amsterdam N CoI: Dr. Trevor David American Museum of Natural History N CoI: Ms. Claire Baxter Universiteit van Amsterdam N CoI: Dr. Michael Line Arizona State University N CoI: Jacob Arcangeli Universiteit van Amsterdam N CoI: Mr. Vatsal Panwar Universiteit van Amsterdam N ------------------------------------------------------------------------------------ Abstract We propose to observe the transit spectrum of recently discovered young warm Jupiter V1298 Tau b using the HST/WFC3 instrument near 1.4 microns. We will measure the atmospheric properties of this likely inflated gas giant (~23Myr, 0.9 Jupiter radii, likely <90 Earth masses, 24 day period). At equilibrium temperature (650K), we expect the presence of methane in the atmosphere of this object, and we will have the precision to measure it. This will allow us to evaluate the equilibrium chemistry and temperature of the planet's atmosphere. We will place constraints on its metallicity and the clouds/hazes present. We will compare our results to the atmospheric properties of young directly imaged planets to evaluate the influence of the location within the disk and the stellar irradiation on planetary compositions. This observation represents an opportunity for HST to yet again open a new chapter of exoplanet characterization of a completely unexplored class of planets. Our observations will inform and enable future studies with JWST. ------------------------------------------------------------------------------------ Observations Description ------------------------ We will observe V1298 Tau b during a transit using time series spectroscopy with WFC3/G141. We will collect data with the WFC3/IR camera configuration in the spectroscopic scanning mode with the G141 grism. This will provide us with a high quality transit spectrum of our target in the 1.1-1.65 micron region. In order to achieve our science goals, we require high sensitivity. Since the target star is bright (H = 8.19), we will employ the bi-directional spatial scanning mode for WFC3 in order to maximize the photon-collecting efficiency and the duty cycle of the telescope. In order to maximize the duty cycle of the telescope and estimate the signal-to-noise of our observations, we use the PandExo HST open source tool. We use input transit spectroscopy models created with the ExoTransmit package (Kempton et al. 2016), assuming solar atomic abundances, and planet mass of 90M_Earth (conservative estimate). This approach allows us to maximize the duty cycle (not including occultation by Earth) to 65%, while avoiding mid-orbit buffer dumps. We will use NSAMP = 5 and SAMP_SEQ = SPARS25. We use GRISM256 aperture to limit interference from nearby bright 16083( 6) - 03-Sep-2020 20:18:50 - [ 2] stars. The exposure time calculations result in optimal scan rate of 0.230 "/s, resulting in scan heights of 170 pixels (21"). This observation is time critical - it will only work if the target star is observed for the duration of the entire transit, plus out-of-transit baselines before and after transit. To ensure adequate coverage of the unusually long transit, we will observe the light curve for 10 HST orbits. The transit duration is 7 hours or 4.4 orbits, and we allow 4.6 orbits total, or 7.4 hours for pre-ingress and post-egress baselines. ------------------------------------------------------------------------------------ 16083( 6) - 03-Sep-2020 20:18:50 - [ 3] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 2 V-V1298-TAU STAR, EXTRA-SOLAR RA=04H05M19.5970S, J2000 V = 10.12 H=8.191 PLANET, EXTRA-SOLAR DEC=+20D09'25.31" PLANETARY SYSTEM, K V-IV, T TAURI STAR Reference Frame: Other: SIMBAD Extended: NO Comments: This object was generated by the targetselector and retrieved from the SIMBAD database. Epoch of Position RA proper motion (seconds of time/yr) DEC Proper Motion (arcsec/yr) Annual Parallax (arcsec) 2015.5 3.712731804600008E-4 -0.016077000032055366 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 16083( 6) - 03-Sep-2020 20:18:50 - [ 4] Visit: 01 (V1298 Tau b transit) Visit Requirements: Period 24.14138191 D AND ZERO-PHASE HJD2457067.0490174 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| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 1 V-V1298-TAU WFC3/IR MULTIAC GRISM256 F126N NSAMP=2, SAMP-SEQ=RAPID 1 DEF (0.556 POS TARG 0, 0; PHASE CUM S) 0.9842 TO 0.9868; SEQ 1-2 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 V-V1298-TAU WFC3/IR MULTIAC GRISM256 G141 NSAMP=5, SAMP-SEQ=SPARS25 9 DEF POS TARG 0, -12; SPATIAL CUM (1613.915 SCAN 0.23, 90.0 Degrees, S) Round trip ------------------------------------------------------------------------------------------------------------------------------------ 3 V-V1298-TAU WFC3/IR MULTIAC GRISM256 F126N NSAMP=2, SAMP-SEQ=RAPID 1 DEF (0.556 POS TARG 0, 0; NEW OBSET CUM S) FULL ACQ; SEQ 3-4 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 4 V-V1298-TAU WFC3/IR MULTIAC GRISM256 G141 NSAMP=5, SAMP-SEQ=SPARS25 9 DEF POS TARG 0, -12; SPATIAL CUM (1613.915 SCAN 0.23, 90.0 Degrees, S) Round trip ------------------------------------------------------------------------------------------------------------------------------------ 5 V-V1298-TAU WFC3/IR MULTIAC GRISM256 F126N NSAMP=2, SAMP-SEQ=RAPID 1 DEF (0.556 POS TARG 0, 0; NEW OBSET CUM S) FULL ACQ; SEQ 5-6 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 6 V-V1298-TAU WFC3/IR MULTIAC GRISM256 G141 NSAMP=5, SAMP-SEQ=SPARS25 9 DEF POS TARG 0, -12; SPATIAL CUM (1613.915 SCAN 0.23, 90.0 Degrees, S) Round trip ------------------------------------------------------------------------------------------------------------------------------------ 7 V-V1298-TAU WFC3/IR MULTIAC GRISM256 F126N NSAMP=2, SAMP-SEQ=RAPID 1 DEF (0.556 POS TARG 0, 0; NEW OBSET CUM S) FULL ACQ; SEQ 7-8 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 8 V-V1298-TAU WFC3/IR MULTIAC GRISM256 G141 NSAMP=5, SAMP-SEQ=SPARS25 9 DEF POS TARG 0, -12; SPATIAL CUM (1613.915 SCAN 0.23, 90.0 Degrees, S) Round trip ------------------------------------------------------------------------------------------------------------------------------------ 9 V-V1298-TAU WFC3/IR MULTIAC GRISM256 F126N NSAMP=2, SAMP-SEQ=RAPID 1 DEF (0.556 POS TARG 0, 0; NEW OBSET CUM S) FULL ACQ; SEQ 9-10 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 10 V-V1298-TAU WFC3/IR MULTIAC GRISM256 G141 NSAMP=5, SAMP-SEQ=SPARS25 9 DEF POS TARG 0, -12; SPATIAL CUM (1613.915 SCAN 0.23, 90.0 Degrees, S) Round trip ------------------------------------------------------------------------------------------------------------------------------------ 16083( 6) - 03-Sep-2020 20:18:50 - [ 5] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ 11 V-V1298-TAU WFC3/IR MULTIAC GRISM256 F126N NSAMP=2, SAMP-SEQ=RAPID 1 DEF (0.556 POS TARG 0, 0; NEW OBSET CUM S) FULL ACQ; SEQ 11-12 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 12 V-V1298-TAU WFC3/IR MULTIAC GRISM256 G141 NSAMP=5, SAMP-SEQ=SPARS25 9 DEF POS TARG 0, -12; SPATIAL CUM (1613.915 SCAN 0.23, 90.0 Degrees, S) Round trip ------------------------------------------------------------------------------------------------------------------------------------ 13 V-V1298-TAU WFC3/IR MULTIAC GRISM256 F126N NSAMP=2, SAMP-SEQ=RAPID 1 DEF (0.556 POS TARG 0, 0; NEW OBSET CUM S) FULL ACQ; SEQ 13-14 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 14 V-V1298-TAU WFC3/IR MULTIAC GRISM256 G141 NSAMP=5, SAMP-SEQ=SPARS25 9 DEF POS TARG 0, -12; SPATIAL CUM (1613.915 SCAN 0.23, 90.0 Degrees, S) Round trip ------------------------------------------------------------------------------------------------------------------------------------ 15 V-V1298-TAU WFC3/IR MULTIAC GRISM256 F126N NSAMP=2, SAMP-SEQ=RAPID 1 DEF (0.556 POS TARG 0, 0; NEW OBSET CUM S) FULL ACQ; SEQ 15-16 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 16 V-V1298-TAU WFC3/IR MULTIAC GRISM256 G141 NSAMP=5, SAMP-SEQ=SPARS25 9 DEF POS TARG 0, -12; SPATIAL CUM (1613.915 SCAN 0.23, 90.0 Degrees, S) Round trip ------------------------------------------------------------------------------------------------------------------------------------ 17 V-V1298-TAU WFC3/IR MULTIAC GRISM256 F126N NSAMP=2, SAMP-SEQ=RAPID 1 DEF (0.556 POS TARG 0, 0; NEW OBSET CUM S) FULL ACQ; SEQ 17-18 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 18 V-V1298-TAU WFC3/IR MULTIAC GRISM256 G141 NSAMP=5, SAMP-SEQ=SPARS25 9 DEF POS TARG 0, -12; SPATIAL CUM (1613.915 SCAN 0.23, 90.0 Degrees, S) Round trip ------------------------------------------------------------------------------------------------------------------------------------ 19 V-V1298-TAU WFC3/IR MULTIAC GRISM256 F126N NSAMP=2, SAMP-SEQ=RAPID 1 DEF (0.556 POS TARG 0, 0; NEW OBSET CUM S) FULL ACQ; SEQ 19-20 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 20 V-V1298-TAU WFC3/IR MULTIAC GRISM256 G141 NSAMP=5, SAMP-SEQ=SPARS25 9 DEF POS TARG 0, -12; SPATIAL CUM (1613.915 SCAN 0.23, 90.0 Degrees, S) Round trip ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ 16083( 6) - 03-Sep-2020 20:18:50 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ V-V1298-TAU 1 WFC3/IR MULTIAC GRISM256 F126N none none none none 1 N/A CUM V-V1298-TAU 2 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 1 N/A CUM V-V1298-TAU 2 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 1 N/A CUM V-V1298-TAU 2 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 1 N/A CUM V-V1298-TAU 2 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 1 N/A CUM V-V1298-TAU 2 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 1 N/A CUM V-V1298-TAU 2 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 1 N/A CUM V-V1298-TAU 2 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 1 N/A CUM V-V1298-TAU 2 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 1 N/A CUM V-V1298-TAU 2 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 1 N/A CUM V-V1298-TAU 2 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 1 N/A CUM V-V1298-TAU 2 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 1 N/A CUM V-V1298-TAU 2 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 1 N/A CUM V-V1298-TAU 2 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 1 N/A CUM V-V1298-TAU 2 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 1 N/A CUM V-V1298-TAU 2 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 1 N/A CUM V-V1298-TAU 2 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 1 N/A CUM V-V1298-TAU 2 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 1 N/A CUM V-V1298-TAU 2 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 1 N/A CUM V-V1298-TAU 3 WFC3/IR MULTIAC GRISM256 F126N none none none none 2 N/A CUM V-V1298-TAU 4 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 2 N/A CUM V-V1298-TAU 4 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 2 N/A CUM V-V1298-TAU 4 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 2 N/A CUM V-V1298-TAU 4 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 2 N/A CUM 16083( 6) - 03-Sep-2020 20:18:50 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ V-V1298-TAU 4 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 2 N/A CUM V-V1298-TAU 4 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 2 N/A CUM V-V1298-TAU 4 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 2 N/A CUM V-V1298-TAU 4 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 2 N/A CUM V-V1298-TAU 4 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 2 N/A CUM V-V1298-TAU 4 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 2 N/A CUM V-V1298-TAU 4 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 2 N/A CUM V-V1298-TAU 4 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 2 N/A CUM V-V1298-TAU 4 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 2 N/A CUM V-V1298-TAU 4 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 2 N/A CUM V-V1298-TAU 4 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 2 N/A CUM V-V1298-TAU 4 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 2 N/A CUM V-V1298-TAU 4 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 2 N/A CUM V-V1298-TAU 4 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 2 N/A CUM V-V1298-TAU 5 WFC3/IR MULTIAC GRISM256 F126N none none none none 3 N/A CUM V-V1298-TAU 6 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 3 N/A CUM V-V1298-TAU 6 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 3 N/A CUM V-V1298-TAU 6 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 3 N/A CUM V-V1298-TAU 6 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 3 N/A CUM V-V1298-TAU 6 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 3 N/A CUM V-V1298-TAU 6 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 3 N/A CUM V-V1298-TAU 6 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 3 N/A CUM V-V1298-TAU 6 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 3 N/A CUM V-V1298-TAU 6 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 3 N/A CUM 16083( 6) - 03-Sep-2020 20:18:50 - [ 8] 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 | ------------------------------------------------------------------------------------------------------------------------------------ V-V1298-TAU 6 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 3 N/A CUM V-V1298-TAU 6 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 3 N/A CUM V-V1298-TAU 6 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 3 N/A CUM V-V1298-TAU 6 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 3 N/A CUM V-V1298-TAU 6 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 3 N/A CUM V-V1298-TAU 6 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 3 N/A CUM V-V1298-TAU 6 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 3 N/A CUM V-V1298-TAU 6 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 3 N/A CUM V-V1298-TAU 6 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 3 N/A CUM V-V1298-TAU 7 WFC3/IR MULTIAC GRISM256 F126N none none none none 4 N/A CUM V-V1298-TAU 8 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 4 N/A CUM V-V1298-TAU 8 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 4 N/A CUM V-V1298-TAU 8 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 4 N/A CUM V-V1298-TAU 8 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 4 N/A CUM V-V1298-TAU 8 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 4 N/A CUM V-V1298-TAU 8 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 4 N/A CUM V-V1298-TAU 8 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 4 N/A CUM V-V1298-TAU 8 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 4 N/A CUM V-V1298-TAU 8 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 4 N/A CUM V-V1298-TAU 8 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 4 N/A CUM V-V1298-TAU 8 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 4 N/A CUM V-V1298-TAU 8 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 4 N/A CUM V-V1298-TAU 8 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 4 N/A CUM V-V1298-TAU 8 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 4 N/A CUM 16083( 6) - 03-Sep-2020 20:18:50 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ V-V1298-TAU 8 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 4 N/A CUM V-V1298-TAU 8 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 4 N/A CUM V-V1298-TAU 8 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 4 N/A CUM V-V1298-TAU 8 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 4 N/A CUM V-V1298-TAU 9 WFC3/IR MULTIAC GRISM256 F126N none none none none 5 N/A CUM V-V1298-TAU 10 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 5 N/A CUM V-V1298-TAU 10 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 5 N/A CUM V-V1298-TAU 10 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 5 N/A CUM V-V1298-TAU 10 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 5 N/A CUM V-V1298-TAU 10 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 5 N/A CUM V-V1298-TAU 10 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 5 N/A CUM V-V1298-TAU 10 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 5 N/A CUM V-V1298-TAU 10 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 5 N/A CUM V-V1298-TAU 10 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 5 N/A CUM V-V1298-TAU 10 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 5 N/A CUM V-V1298-TAU 10 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 5 N/A CUM V-V1298-TAU 10 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 5 N/A CUM V-V1298-TAU 10 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 5 N/A CUM V-V1298-TAU 10 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 5 N/A CUM V-V1298-TAU 10 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 5 N/A CUM V-V1298-TAU 10 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 5 N/A CUM V-V1298-TAU 10 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 5 N/A CUM V-V1298-TAU 10 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 5 N/A CUM V-V1298-TAU 11 WFC3/IR MULTIAC GRISM256 F126N none none none none 6 N/A CUM 16083( 6) - 03-Sep-2020 20:18:50 - [ 10] 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 | ------------------------------------------------------------------------------------------------------------------------------------ V-V1298-TAU 12 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 6 N/A CUM V-V1298-TAU 12 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 6 N/A CUM V-V1298-TAU 12 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 6 N/A CUM V-V1298-TAU 12 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 6 N/A CUM V-V1298-TAU 12 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 6 N/A CUM V-V1298-TAU 12 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 6 N/A CUM V-V1298-TAU 12 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 6 N/A CUM V-V1298-TAU 12 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 6 N/A CUM V-V1298-TAU 12 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 6 N/A CUM V-V1298-TAU 12 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 6 N/A CUM V-V1298-TAU 12 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 6 N/A CUM V-V1298-TAU 12 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 6 N/A CUM V-V1298-TAU 12 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 6 N/A CUM V-V1298-TAU 12 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 6 N/A CUM V-V1298-TAU 12 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 6 N/A CUM V-V1298-TAU 12 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 6 N/A CUM V-V1298-TAU 12 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 6 N/A CUM V-V1298-TAU 12 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 6 N/A CUM V-V1298-TAU 13 WFC3/IR MULTIAC GRISM256 F126N none none none none 7 N/A CUM V-V1298-TAU 14 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 7 N/A CUM V-V1298-TAU 14 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 7 N/A CUM V-V1298-TAU 14 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 7 N/A CUM V-V1298-TAU 14 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 7 N/A CUM V-V1298-TAU 14 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 7 N/A CUM 16083( 6) - 03-Sep-2020 20:18:50 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ V-V1298-TAU 14 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 7 N/A CUM V-V1298-TAU 14 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 7 N/A CUM V-V1298-TAU 14 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 7 N/A CUM V-V1298-TAU 14 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 7 N/A CUM V-V1298-TAU 14 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 7 N/A CUM V-V1298-TAU 14 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 7 N/A CUM V-V1298-TAU 14 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 7 N/A CUM V-V1298-TAU 14 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 7 N/A CUM V-V1298-TAU 14 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 7 N/A CUM V-V1298-TAU 14 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 7 N/A CUM V-V1298-TAU 14 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 7 N/A CUM V-V1298-TAU 14 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 7 N/A CUM V-V1298-TAU 14 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 7 N/A CUM V-V1298-TAU 15 WFC3/IR MULTIAC GRISM256 F126N none none none none 8 N/A CUM V-V1298-TAU 16 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 8 N/A CUM V-V1298-TAU 16 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 8 N/A CUM V-V1298-TAU 16 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 8 N/A CUM V-V1298-TAU 16 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 8 N/A CUM V-V1298-TAU 16 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 8 N/A CUM V-V1298-TAU 16 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 8 N/A CUM V-V1298-TAU 16 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 8 N/A CUM V-V1298-TAU 16 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 8 N/A CUM V-V1298-TAU 16 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 8 N/A CUM V-V1298-TAU 16 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 8 N/A CUM 16083( 6) - 03-Sep-2020 20:18:50 - [ 12] 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 | ------------------------------------------------------------------------------------------------------------------------------------ V-V1298-TAU 16 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 8 N/A CUM V-V1298-TAU 16 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 8 N/A CUM V-V1298-TAU 16 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 8 N/A CUM V-V1298-TAU 16 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 8 N/A CUM V-V1298-TAU 16 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 8 N/A CUM V-V1298-TAU 16 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 8 N/A CUM V-V1298-TAU 16 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 8 N/A CUM V-V1298-TAU 16 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 8 N/A CUM V-V1298-TAU 17 WFC3/IR MULTIAC GRISM256 F126N none none none none 9 N/A CUM V-V1298-TAU 18 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 9 N/A CUM V-V1298-TAU 18 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 9 N/A CUM V-V1298-TAU 18 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 9 N/A CUM V-V1298-TAU 18 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 9 N/A CUM V-V1298-TAU 18 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 9 N/A CUM V-V1298-TAU 18 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 9 N/A CUM V-V1298-TAU 18 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 9 N/A CUM V-V1298-TAU 18 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 9 N/A CUM V-V1298-TAU 18 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 9 N/A CUM V-V1298-TAU 18 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 9 N/A CUM V-V1298-TAU 18 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 9 N/A CUM V-V1298-TAU 18 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 9 N/A CUM V-V1298-TAU 18 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 9 N/A CUM V-V1298-TAU 18 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 9 N/A CUM V-V1298-TAU 18 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 9 N/A CUM 16083( 6) - 03-Sep-2020 20:18:50 - [ 13] Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ V-V1298-TAU 18 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 9 N/A CUM V-V1298-TAU 18 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 9 N/A CUM V-V1298-TAU 18 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 9 N/A CUM V-V1298-TAU 19 WFC3/IR MULTIAC GRISM256 F126N none none none none 10 N/A CUM V-V1298-TAU 20 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 10 N/A CUM V-V1298-TAU 20 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 10 N/A CUM V-V1298-TAU 20 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 10 N/A CUM V-V1298-TAU 20 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 10 N/A CUM V-V1298-TAU 20 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 10 N/A CUM V-V1298-TAU 20 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 10 N/A CUM V-V1298-TAU 20 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 10 N/A CUM V-V1298-TAU 20 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 10 N/A CUM V-V1298-TAU 20 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 10 N/A CUM V-V1298-TAU 20 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 10 N/A CUM V-V1298-TAU 20 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 10 N/A CUM V-V1298-TAU 20 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 10 N/A CUM V-V1298-TAU 20 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 10 N/A CUM V-V1298-TAU 20 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 10 N/A CUM V-V1298-TAU 20 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 10 N/A CUM V-V1298-TAU 20 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 10 N/A CUM V-V1298-TAU 20 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 10 N/A CUM V-V1298-TAU 20 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 10 N/A CUM 16083( 6) - 03-Sep-2020 20:18:50 - [ 14] Summary Form for Proposal 16083 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures GRISM256 ------------------------------------------------------------------------------------------------------------------------------------ Configurations WFC3/IR ------------------------------------------------------------------------------------------------------------------------------------ Opmodes MULTIACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters NSAMP=2, NSAMP=5, SAMP-SEQ=RAPID, SAMP-SEQ=SPARS25 ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements NEW OBSET FULL ACQ, PHASE 0.9842 TO 0.9868, POS TARG 0, -12, POS TARG 0, 0, Period 24.14138191 D AND ZERO-PHASE HJD2457067.0490174, SEQ 1-2 NON-INT, SEQ 11-12 NON-INT, SEQ 13-14 NON-INT, SEQ 15-16 NON-INT, SEQ 17-18 NON-INT, SEQ 19-20 NON-INT, SEQ 3-4 NON-INT, SEQ 5-6 NON-INT, SEQ 7-8 NON-INT, SEQ 9-10 NON-INT, SPATIAL SCAN 0.23, 90.0 Degrees, Round trip ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F126N, G141 ------------------------------------------------------------------------------------------------------------------------------------ Target Names V-V1298-TAU ------------------------------------------------------------------------------------------------------------------------------------