16168( 5) - 04-Dec-2020 20:32:30 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 16168 Version: 5 Check-in Time: 04-Dec-2020 20:32:30 STScI Edit Number: 2 Title Stuck in the Middle with WASP-77Ab: Defining Transitions in Hot Jupiter Atmospheres ------------------------------------------------------------------------------------ Type Cycle GO 28 ------------------------------------------------------------------------------------ Investigators Contact? PI: Megan Mansfield University of Chicago Y CoI: Jacob Arcangeli Universiteit van Amsterdam N CoI: Prof. Jacob L. Bean University of Chicago N CoI: Prof. Jean-Michel Desert Universiteit van Amsterdam N CoI: Prof. Jonathan Fortney University of California - Santa Cruz N CoI: Prof. Eliza M.-R. Kempton University of Maryland N CoI: Dr. Michael Line Arizona State University N CoI: Dr. Brian Kilpatrick Space Telescope Science Institute N CoI: Dr. Laura Kreidberg Max Planck Institute for Astronomy N CoI: Matej Malik University of Maryland N CoI: Dr. Vivien Parmentier University of Oxford N CoI: Dr. Kevin Stevenson The Johns Hopkins University Applied N Physics Laboratory ------------------------------------------------------------------------------------ Abstract Hot Jupiters are compelling targets for thermal emission observations because their high signal-to-noise allows precise atmospheric characterization. Theory predicts a continuum of thermal structures and resulting emission spectra for these objects. Planets with dayside temperatures (Tday) below ~2100 K are expected to have uninverted atmospheres and display absorption features in their spectra. Planets with Tday>2100 K should have inverted atmospheres, but only those with 21002500 are expected to have featureless, blackbody-like spectra. While we have observed cooler planets with absorption features and warmer planets with blackbody-like spectra, we have not observed any intermediate-temperature planets at high enough precision to understand the transition between these regimes. We propose to use the Hubble Space Telescope (HST)/WFC3+G141 grism to observe the thermal emission spectrum of the hot Jupiter WASP-77Ab. WASP-77Ab planet sits at a temperature where the models predict the widest range of potential atmospheric structures and resulting secondary eclipse spectra, and it is the only planet in this transition region whose spectrum can be measured precisely with only two eclipse observations. The resulting spectrum will be as precise as that of the benchmark hot Jupiter WASP-43b, and if it shows absorption or emission features we will place equally tight constraints on the water abundance of WASP-77Ab. Its high signal-to-noise means WASP-77Ab has the potential to become a new archetype hot Jupiter and will likely be targeted for extensive JWST observations if its spectrum shows interesting features. ------------------------------------------------------------------------------------ Observations Description ------------------------ We will perform time-series spectroscopy using HST to measure two secondary 16168( 5) - 04-Dec-2020 20:32:30 - [ 2] eclipses of WASP-77Ab. We will use the WFC3/IR instrument with the G141 grism to measure the thermal emission spectra of WASP-77Ab from 1.1 to 1.7 microns. We used PandExo to simulate the observations and predict the S/N values for each secondary eclipse (Batalha et al., 2017). The observations will be done with the 256 x 256 subarray. We will use the SPARS25, NSAMP=5 sampling sequence (total time per exposure of 89.7 s) and the spatial scan mode with bi-directional scans to maximize the duty cycle (expected to be 66%). We will use a scan rate of 0.195"/s, which will give peak counts of roughly 30k electrons/pixel and a scan height of 144 pixels. The scan will fit comfortably in the 256 subarray and leave plenty of empty detector space to estimate the background. We expect a photon-limited signal-to-noise ratio of about 3, 200 per pixel in each extracted 1D spectrum. A total of 20 exposures will be obtained in each orbit, and 1 orbit during each visit will occur during the secondary eclipse. Each visit will consist of 5 orbits. Each orbit will begin with a direct image through the F126N filter for wavelength calibration. WASP-77A has a companion star (WASP-77B) with a projected separation of 3.2". In order to correct for contamination from this companion star, the first orbit of each visit contains a single G141 stare mode spectrum to measure the relative flux of the two stars. We have placed orient constraints on each visit such that the spectra of WASP-77A and WASP-77B do not overlap in this stare mode image. ------------------------------------------------------------------------------------ 16168( 5) - 04-Dec-2020 20:32:30 - [ 3] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 WASP-77A STAR, EXTRA-SOLAR RA=02H28M37.3253S +/- 0.0001", J2000 V = 10.29 +/- 0.05 PLANET DEC=-07D03'38.40" +/- 0.0001" Reference Frame: Other: SIMBAD 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 0.006307096188681314 -0.0015670000721001998 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 16168( 5) - 04-Dec-2020 20:32:30 - [ 4] Visit: 01 Visit Requirements: SCHED 30%; ORIENT 43.6D TO 173.6 D; ORIENT 223.6D TO 353.6 D; Period 1.36002854 D AND ZERO-PHASE HJD2457420.88439 On Hold Comments: Additional Comments: The position angle from WASP-77A to WASP-77B is 153.6 degrees. This position angle must be >10 pixels (which corresponds to ~24.9 degrees) from the WFC3 IR x-axis. The WFC3 IR instrument has a y offset angle of 13.5 degrees, which we used to calculate the below allowable orient ranges. 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 WASP-77A WFC3/IR MULTIAC GRISM256 F126N SAMP-SEQ=RAPID, NSAMP=2 1 DEF (0.556 POS TARG null, -11.5; CUM S) PHASE 0.34239 TO 0.35771; SEQ 1-3 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 WASP-77A WFC3/IR MULTIAC GRISM256 G141 SAMP-SEQ=RAPID, NSAMP=2 1 DEF (0.556 POS TARG null, -11.5 CUM S) ------------------------------------------------------------------------------------------------------------------------------------ 3 WASP-77A WFC3/IR MULTIAC GRISM256 G141 SAMP-SEQ=SPARS25, NSAMP=5 9 DEF POS TARG null, -11.5; CUM (1613.915 SPATIAL SCAN 0.195, 90.0 S) Degrees, Round trip ------------------------------------------------------------------------------------------------------------------------------------ 4 WASP-77A WFC3/IR MULTIAC GRISM256 F126N SAMP-SEQ=RAPID, NSAMP=2 1 DEF (0.556 POS TARG null, -11.5; CUM S) SEQ 4-5 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 5 WASP-77A WFC3/IR MULTIAC GRISM256 G141 SAMP-SEQ=SPARS25, NSAMP=5 9 DEF POS TARG null, -11.5; CUM (1613.915 SPATIAL SCAN 0.195, 90.0 S) Degrees, Round trip ------------------------------------------------------------------------------------------------------------------------------------ 6 WASP-77A WFC3/IR MULTIAC GRISM256 F126N SAMP-SEQ=RAPID, NSAMP=2 1 DEF (0.556 POS TARG null, -11.5; CUM S) SEQ 6-7 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 7 WASP-77A WFC3/IR MULTIAC GRISM256 G141 SAMP-SEQ=SPARS25, NSAMP=5 9 DEF POS TARG null, -11.5; CUM (1613.915 SPATIAL SCAN 0.195, 90.0 S) Degrees, Round trip ------------------------------------------------------------------------------------------------------------------------------------ 8 WASP-77A WFC3/IR MULTIAC GRISM256 F126N SAMP-SEQ=RAPID, NSAMP=2 1 DEF (0.556 POS TARG null, -11.5; CUM S) SEQ 8-9 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 9 WASP-77A WFC3/IR MULTIAC GRISM256 G141 SAMP-SEQ=SPARS25, NSAMP=5 9 DEF POS TARG null, -11.5; CUM (1613.915 SPATIAL SCAN 0.195, 90.0 S) Degrees, Round trip ------------------------------------------------------------------------------------------------------------------------------------ 10 WASP-77A WFC3/IR MULTIAC GRISM256 F126N SAMP-SEQ=RAPID, NSAMP=2 1 DEF (0.556 POS TARG null, -11.5; CUM S) SEQ 10-11 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 11 WASP-77A WFC3/IR MULTIAC GRISM256 G141 SAMP-SEQ=SPARS25, NSAMP=5 9 DEF POS TARG null, -11.5; CUM (1613.915 SPATIAL SCAN 0.195, 90.0 S) Degrees, Round trip 16168( 5) - 04-Dec-2020 20:32:30 - [ 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 ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ WASP-77A 1 WFC3/IR MULTIAC GRISM256 F126N none none none none 1 N/A CUM WASP-77A 2 WFC3/IR MULTIAC GRISM256 G141 none none none none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 1 N/A CUM 16168( 5) - 04-Dec-2020 20:32:30 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ WASP-77A 4 WFC3/IR MULTIAC GRISM256 F126N none none none none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 2 N/A CUM WASP-77A 6 WFC3/IR MULTIAC GRISM256 F126N none none none none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 3 N/A CUM 16168( 5) - 04-Dec-2020 20:32:30 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 3 N/A CUM WASP-77A 8 WFC3/IR MULTIAC GRISM256 F126N none none none none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 4 N/A CUM 16168( 5) - 04-Dec-2020 20:32:30 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 4 N/A CUM WASP-77A 10 WFC3/IR MULTIAC GRISM256 F126N none none none none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 5 N/A CUM 16168( 5) - 04-Dec-2020 20:32:30 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 5 N/A CUM 16168( 5) - 04-Dec-2020 20:32:30 - [ 10] Visit: 02 Visit Requirements: SCHED 30%; ORIENT 43.6D TO 173.6 D; ORIENT 223.6D TO 353.6 D; Period 1.36002854 D AND ZERO-PHASE HJD2457420.88439 On Hold Comments: Additional Comments: The position angle from WASP-77A to WASP-77B is 153.6 degrees. This position angle must be >10 pixels (which corresponds to ~24.9 degrees) from the WFC3 IR x-axis. The WFC3 IR instrument has a y offset angle of 13.5 degrees, which we used to calculate the below allowable orient ranges. 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 WASP-77A WFC3/IR MULTIAC GRISM256 F126N SAMP-SEQ=RAPID, NSAMP=2 1 DEF (0.556 POS TARG null, -11.5; CUM S) PHASE 0.34239 TO 0.35771; SEQ 1-3 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 WASP-77A WFC3/IR MULTIAC GRISM256 G141 SAMP-SEQ=RAPID, NSAMP=2 1 DEF (0.556 POS TARG null, -11.5 CUM S) ------------------------------------------------------------------------------------------------------------------------------------ 3 WASP-77A WFC3/IR MULTIAC GRISM256 G141 SAMP-SEQ=SPARS25, NSAMP=5 9 DEF POS TARG null, -11.5; CUM (1613.915 SPATIAL SCAN 0.195, 90.0 S) Degrees, Round trip ------------------------------------------------------------------------------------------------------------------------------------ 4 WASP-77A WFC3/IR MULTIAC GRISM256 F126N SAMP-SEQ=RAPID, NSAMP=2 1 DEF (0.556 POS TARG null, -11.5; CUM S) SEQ 4-5 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 5 WASP-77A WFC3/IR MULTIAC GRISM256 G141 SAMP-SEQ=SPARS25, NSAMP=5 9 DEF POS TARG null, -11.5; CUM (1613.915 SPATIAL SCAN 0.195, 90.0 S) Degrees, Round trip ------------------------------------------------------------------------------------------------------------------------------------ 6 WASP-77A WFC3/IR MULTIAC GRISM256 F126N SAMP-SEQ=RAPID, NSAMP=2 1 DEF (0.556 POS TARG null, -11.5; CUM S) SEQ 6-7 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 7 WASP-77A WFC3/IR MULTIAC GRISM256 G141 SAMP-SEQ=SPARS25, NSAMP=5 9 DEF POS TARG null, -11.5; CUM (1613.915 SPATIAL SCAN 0.195, 90.0 S) Degrees, Round trip ------------------------------------------------------------------------------------------------------------------------------------ 8 WASP-77A WFC3/IR MULTIAC GRISM256 F126N SAMP-SEQ=RAPID, NSAMP=2 1 DEF (0.556 POS TARG null, -11.5; CUM S) SEQ 8-9 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 9 WASP-77A WFC3/IR MULTIAC GRISM256 G141 SAMP-SEQ=SPARS25, NSAMP=5 9 DEF POS TARG null, -11.5; CUM (1613.915 SPATIAL SCAN 0.195, 90.0 S) Degrees, Round trip ------------------------------------------------------------------------------------------------------------------------------------ 10 WASP-77A WFC3/IR MULTIAC GRISM256 F126N SAMP-SEQ=RAPID, NSAMP=2 1 DEF (0.556 POS TARG null, -11.5; CUM S) SEQ 10-11 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 11 WASP-77A WFC3/IR MULTIAC GRISM256 G141 SAMP-SEQ=SPARS25, NSAMP=5 9 DEF POS TARG null, -11.5; CUM (1613.915 SPATIAL SCAN 0.195, 90.0 S) Degrees, Round trip 16168( 5) - 04-Dec-2020 20:32:30 - [ 11] Exposures ------------------------------------------------------------------------------------------------------------------------------------ Exp | Target | Instr | Oper. | Aper |Spectral|Central| Optional |Num| Time | Special Num | Name | Config | Mode | or FOV |Element |Waveln.| Parameters |Exp| (Total) | Requirements ------------------------------------------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ WASP-77A 1 WFC3/IR MULTIAC GRISM256 F126N none none none none 1 N/A CUM WASP-77A 2 WFC3/IR MULTIAC GRISM256 G141 none none none none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 1 N/A CUM WASP-77A 3 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 1 N/A CUM 16168( 5) - 04-Dec-2020 20:32:30 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ WASP-77A 4 WFC3/IR MULTIAC GRISM256 F126N none none none none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 2 N/A CUM WASP-77A 5 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 2 N/A CUM WASP-77A 6 WFC3/IR MULTIAC GRISM256 F126N none none none none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 3 N/A CUM 16168( 5) - 04-Dec-2020 20:32:30 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 3 N/A CUM WASP-77A 7 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 3 N/A CUM WASP-77A 8 WFC3/IR MULTIAC GRISM256 F126N none none none none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 4 N/A CUM 16168( 5) - 04-Dec-2020 20:32:30 - [ 14] Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 4 N/A CUM WASP-77A 9 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 4 N/A CUM WASP-77A 10 WFC3/IR MULTIAC GRISM256 F126N none none none none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 5 N/A CUM 16168( 5) - 04-Dec-2020 20:32:30 - [ 15] 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 | ------------------------------------------------------------------------------------------------------------------------------------ WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 5 N/A CUM WASP-77A 11 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 5 N/A CUM 16168( 5) - 04-Dec-2020 20:32:30 - [ 16] Summary Form for Proposal 16168 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 ORIENT 223.6D TO 353.6 D, ORIENT 43.6D TO 173.6 D, PHASE 0.34239 TO 0.35771, POS TARG null, -11.5, Period 1.36002854 D AND ZERO-PHASE HJD2457420.88439, SCHED 30%, SEQ 1-3 NON-INT, SEQ 10-11 NON-INT, SEQ 4-5 NON-INT, SEQ 6-7 NON-INT, SEQ 8-9 NON-INT, SPATIAL SCAN 0.195, 90.0 Degrees, Round trip ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F126N, G141 ------------------------------------------------------------------------------------------------------------------------------------ Target Names WASP-77A ------------------------------------------------------------------------------------------------------------------------------------