15469( 6) - 04-Dec-2018 20:39:49 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 15469 Version: 6 Check-in Time: 04-Dec-2018 20:39:49 STScI Edit Number: 3 Title Characterizing a new prototype Saturn-mass exoplanet with the clearest atmosphere yet ------------------------------------------------------------------------------------ Type Cycle GO 25 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Nikolay Nikolov University of Exeter Y CoI: Dr. Thomas M Evans Massachusetts Institute of Technology N CoI: Jessica Spake University of Exeter N CoI: Mr. Jayesh Goyal University of Exeter N CoI: Dr. Ben Drummond University of Exeter N CoI: Dr. Hannah Ruth Wakeford Space Telescope Science Institute N CoI: Prof. Jonathan Fortney University of California - Santa Cruz N CoI: Dr. Tiffany Kataria Jet Propulsion Laboratory N CoI: Dr. Gilda E. Ballester University of Arizona N CoI: Dr. Neale Gibson The Queen's University of Belfast N CoI: Mr. Aarynn Carter University of Exeter N CoI: Prof. David K. Sing The Johns Hopkins University N CoI: Dr. Nathan J Mayne University of Exeter N ------------------------------------------------------------------------------------ Abstract Rarely in astrophysics does one have the chance to characterize an exoplanet atmosphere free of clouds. Transmission spectra of such exoplanets are the only way to constrain elemental abundances (e.g. Na, K, and water) and metallicity objectively, as clouds and hazes obscure the amplitudes of absorption features. Cloud-free exoplanet atmospheres are therefore of very high value for the field. Our team has recently published the optical transmission spectrum of the hot Saturn WASP-96b (~1300K) obtained with VLT FORS2. Unlike the optical transmission spectrum of any other hot-Jupiter observed to date, the spectrum of WASP-96b shows very clear pressure-broadened wings of the sodium line, evidence of potassium and a near-UV Rayleigh scattering slope; the latter defining the hydrogen continuum level and proving the planet has a clear atmosphere at the limb. The clear atmosphere of WASP-96b rivals the top three currently known such planets: WASP-39b, HD209458b and WASP-17b, each of which show narrow absorption features and non-negligible haze in their optical spectra. We propose to use WFC3+G102 and WFC3+G142 to measure the near-infrared transmission spectrum of WASP-96b, which will allow us to retrieve precise absolute water and metallicity abundance constraints. Even today, few such constraints exist with well-measured Na and water abundances. The spectrum of WASP-96b can become a standard benchmark for the theory of irradiated gas-giants and an outstanding target for abundance measurements with the James Webb Space Telescope. ------------------------------------------------------------------------------------ Observations Description ------------------------ Our WFC3 observations will provide infrared transmission spectrum for the 'hot Saturn' exoplanet WASP-96b, covering the wavelength range from 0.9 to 1.6 microns. 15469( 6) - 04-Dec-2018 20:39:49 - [ 2] **Observing strategy: To measure the planet's transmission spectrum we will observe one transit of WASP-96b with WFC3 G102 and one transit with WFC3 G141. Each of the observations will be made in slitless spectroscopic mode. Our observing setup is very similar to that used in previous successful programs, such as Prog 15135, 14468 (PI Evans; G102 secondary eclipses and G141 primary transit of WASP-121b), Prog 14767 (PI Sing; G141 secondary eclipse of WASP-121b ), and Prog 13467 (PI Bean; G102 transits for WASP-12b). Each visit starts with a standard phase-constrained acquisition image. Then each visit continues with repeated exposures covering the transit plus time before and after the transit to establish the out-of-transit baseline flux. We provide similar phase constrains of the acquisition image of each visit. These observations use the forward spatial scanning mode with rates optimised for the individual grisms. Table 1 lists the scan rates, sequences, NSAMP and the resulting exposure times and scan lengths. Table 1 ............................................................................... ................................................................ .Grism......Scan.rate.........SPARS........NSAMP........Exp.time........Scan.le ngth......N.rows.......... ..................arcsec/sec..................................................s ec.................arcsec.............px......... ............................................................................... ................................................................ .G102...........0.013...............25...............9..................179.... ..............2.33................47........... .G141...........0.022...............25...............8..................156.... ..............3.45................69........... ............................................................................... ................................................................ We will read out a subarray size of 256 pixels to reduce overheads. We apply no offsets to the position of the spectra on the detector, because there is enough space above and below the scan to estimate the background flux. The transit of WASP-96b lasts for 146 minutes. We therefore require 5 consecutive HST orbits for each visit. The first orbit serves to allow the telescope to thermally relax into its new pointing position and for the detector charge-traps to fill, which is a standard procedure adopted by all HST WFC3 transiting exoplanet observations. The remaining orbits will provide good phase coverage during the transit, and allow for sufficient time (2 HST orbits - one before transit, one after transit) to establish the baseline stellar flux necessary to accurately measure the transit depth. We will obtain 11 science exposures per HST orbit, coming to a total of 16 in-transit and 28 out-of-transit science exposures per visit. We choose not to use bi-directional spatial scanning, e.g. as has been done for WASP-12b in Program 13467 (PI Bean). This is because although bi-directional 15469( 6) - 04-Dec-2018 20:39:49 - [ 3] spatial scanning would allow an additional 1 exposure to be acquired per HST orbit (i.e. 12 per orbit), the instrumental systematics are different for each scan direction, which is likely more of a disadvantage. **Signal-to-noise estimates: WASP-96b is moderately bright target (J=11.27). We used the HST Exposure Time Calculator with the observational setup described above to calculate a SNR of ~1057 and ~1260 per resolution element per exposure for G102 and G141, respectively. Note that this flux will be spread over ~47 and ~69 pixel columns due to the spatial scan (see above), so there is no risk of saturation. According to the HST Exposure Time Calculator, with this setup the brightest pixel per exposure will reach around 31, 000 electrons (see linked ETC Run #'s in the observing sequences). ------------------------------------------------------------------------------------ 15469( 6) - 04-Dec-2018 20:39:49 - [ 4] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 2MASS-J00041 EXT-STAR, EXTRA-SOLAR RA=00H04M11.1240S, J2000 V = 12.2 112-4721382 PLANET DEC=-47D21'38.25" 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) 2000 0.0022734597960199295 0.0037 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 15469( 6) - 04-Dec-2018 20:39:49 - [ 5] Visit: 01 (WASP-96 WFC3 G102 transit) Visit Requirements: SCHED 100%; Period 3.4252602 D AND ZERO-PHASE HJD 2456258.0621 On Hold Comments: Additional Comments: Observation of transiting exoplanet WASP-96b with WFC3 G102. It is essential that the 5 HST orbits are scheduled in a continuous block to cover a transit event. Each of the 5 HST orbits contain a non-interruptible sequence. 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 2MASS-J0004 WFC3/IR MULTIAC GRISM256 F127M SAMP-SEQ=RAPID, NSAMP=4 1 DEF (1.111 PHASE 0.937 TO 0.940; GS 1112-472138 CUM S) ACQ SCENARIO BASE1B3; 2 SEQ 1-2 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 2MASS-J0004 WFC3/IR MULTIAC GRISM256 G102 NSAMP=9, SAMP-SEQ=SPARS25 10 DEF POS TARG 0, 0; SPATIAL 1112-472138 CUM (1790.461 SCAN 0.013, 90.0 2 S) Degrees, Forward ------------------------------------------------------------------------------------------------------------------------------------ 3 2MASS-J0004 WFC3/IR MULTIAC GRISM256 G102 NSAMP=9, SAMP-SEQ=SPARS25 11 DEF SPATIAL SCAN 0.013, 90.0 1112-472138 CUM (1969.507 Degrees, Forward; SEQ 3 2 S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 4 2MASS-J0004 WFC3/IR MULTIAC GRISM256 G102 NSAMP=9, SAMP-SEQ=SPARS25 11 DEF SPATIAL SCAN 0.013, 90.0 1112-472138 CUM (1969.507 Degrees, Forward; SEQ 4 2 S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 5 2MASS-J0004 WFC3/IR MULTIAC GRISM256 G102 NSAMP=9, SAMP-SEQ=SPARS25 11 DEF SPATIAL SCAN 0.013, 90.0 1112-472138 CUM (1969.507 Degrees, Forward; SEQ 5 2 S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 6 2MASS-J0004 WFC3/IR MULTIAC GRISM256 G102 NSAMP=9, SAMP-SEQ=SPARS25 11 DEF SPATIAL SCAN 0.013, 90.0 1112-472138 CUM (1969.507 Degrees, Forward; SEQ 6 2 S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ 2MASS-J00041112-472 1 WFC3/IR MULTIAC GRISM256 F127M none none none none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 1 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 2 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 3 none 1 N/A 1382 CUM 15469( 6) - 04-Dec-2018 20:39:49 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 4 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 5 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 6 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 7 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 8 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 9 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 10 none 1 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 1 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 2 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 3 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 4 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 5 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 6 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 7 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 8 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 9 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 10 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 11 none 2 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 1 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 2 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 3 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 4 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 5 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 6 none 3 N/A 1382 CUM 15469( 6) - 04-Dec-2018 20:39:49 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 7 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 8 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 9 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 10 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 11 none 3 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 1 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 2 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 3 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 4 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 5 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 6 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 7 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 8 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 9 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 10 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 11 none 4 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 1 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 2 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 3 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 4 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 5 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 6 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 7 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 8 none 5 N/A 1382 CUM 15469( 6) - 04-Dec-2018 20:39:49 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 9 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 10 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 11 none 5 N/A 1382 CUM 15469( 6) - 04-Dec-2018 20:39:49 - [ 9] Visit: 02 (WASP-96 WFC3 G141 transit) Visit Requirements: SCHED 100%; Period 3.4252602 D AND ZERO-PHASE HJD2456258.0621 On Hold Comments: Additional Comments: Observation of transiting exoplanet WASP-96b with WFC3 G141. It is essential that the 5 HST orbits are scheduled in a continuous block to cover a transit event. Each of the 5 HST orbits contain a non-interruptible sequence. 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 2MASS-J0004 WFC3/IR MULTIAC GRISM256 F139M NSAMP=5, SAMP-SEQ=RAPID 1 DEF (1.389 PHASE 0.937 TO 0.940; GS 1112-472138 CUM S) ACQ SCENARIO BASE1BE; 2 SEQ 1-2 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 2MASS-J0004 WFC3/IR MULTIAC GRISM256 G141 NSAMP=8, SAMP-SEQ=SPARS25 11 DEF SPATIAL SCAN 0.022, 90.0 1112-472138 CUM (1723.701 Degrees, Forward 2 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 2MASS-J0004 WFC3/IR MULTIAC GRISM256 G141 NSAMP=8, SAMP-SEQ=SPARS25 12 DEF SPATIAL SCAN 0.022, 90.0 1112-472138 CUM (1880.401 Degrees, Forward; SEQ 3 2 S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 4 2MASS-J0004 WFC3/IR MULTIAC GRISM256 G141 NSAMP=8, SAMP-SEQ=SPARS25 12 DEF SPATIAL SCAN 0.022, 90.0 1112-472138 CUM (1880.401 Degrees, Forward; SEQ 4 2 S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 5 2MASS-J0004 WFC3/IR MULTIAC GRISM256 G141 NSAMP=8, SAMP-SEQ=SPARS25 12 DEF SPATIAL SCAN 0.022, 90.0 1112-472138 CUM (1880.401 Degrees, Forward; SEQ 5 2 S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 6 2MASS-J0004 WFC3/IR MULTIAC GRISM256 G141 NSAMP=8, SAMP-SEQ=SPARS25 12 DEF SPATIAL SCAN 0.022, 90.0 1112-472138 CUM (1880.401 Degrees, Forward; SEQ 6 2 S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ 2MASS-J00041112-472 1 WFC3/IR MULTIAC GRISM256 F139M none none none none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 1 N/A 1382 CUM 15469( 6) - 04-Dec-2018 20:39:49 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G141 none none 10 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G141 none none 11 none 1 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G141 none none 10 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G141 none none 11 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G141 none none 12 none 2 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 3 N/A 1382 CUM 15469( 6) - 04-Dec-2018 20:39:49 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G141 none none 10 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G141 none none 11 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G141 none none 12 none 3 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G141 none none 10 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G141 none none 11 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G141 none none 12 none 4 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G141 none none 1 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G141 none none 2 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G141 none none 3 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G141 none none 4 none 5 N/A 1382 CUM 15469( 6) - 04-Dec-2018 20:39:49 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G141 none none 5 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G141 none none 6 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G141 none none 7 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G141 none none 8 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G141 none none 9 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G141 none none 10 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G141 none none 11 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G141 none none 12 none 5 N/A 1382 CUM 15469( 6) - 04-Dec-2018 20:39:49 - [ 13] Visit: 51 (WASP-96 WFC3 G102 transit) Visit Requirements: SCHED 100%; Period 3.4252602 D AND ZERO-PHASE HJD 2456258.0621 On Hold Comments: Additional Comments: Observation of transiting exoplanet WASP-96b with WFC3 G102. It is essential that the 5 HST orbits are scheduled in a continuous block to cover a transit event. Each of the 5 HST orbits contain a non-interruptible sequence. 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 2MASS-J0004 WFC3/IR MULTIAC GRISM256 F127M SAMP-SEQ=RAPID, NSAMP=4 1 DEF (1.111 PHASE 0.937 TO 0.940; GS 1112-472138 CUM S) ACQ SCENARIO BASE1BE; 2 SEQ 1-2 NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 2 2MASS-J0004 WFC3/IR MULTIAC GRISM256 G102 NSAMP=9, SAMP-SEQ=SPARS25 10 DEF POS TARG 0, 0; SPATIAL 1112-472138 CUM (1790.461 SCAN 0.013, 90.0 2 S) Degrees, Forward ------------------------------------------------------------------------------------------------------------------------------------ 3 2MASS-J0004 WFC3/IR MULTIAC GRISM256 G102 NSAMP=9, SAMP-SEQ=SPARS25 11 DEF SPATIAL SCAN 0.013, 90.0 1112-472138 CUM (1969.507 Degrees, Forward; SEQ 3 2 S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 4 2MASS-J0004 WFC3/IR MULTIAC GRISM256 G102 NSAMP=9, SAMP-SEQ=SPARS25 11 DEF SPATIAL SCAN 0.013, 90.0 1112-472138 CUM (1969.507 Degrees, Forward; SEQ 4 2 S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 5 2MASS-J0004 WFC3/IR MULTIAC GRISM256 G102 NSAMP=9, SAMP-SEQ=SPARS25 11 DEF SPATIAL SCAN 0.013, 90.0 1112-472138 CUM (1969.507 Degrees, Forward; SEQ 5 2 S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 6 2MASS-J0004 WFC3/IR MULTIAC GRISM256 G102 NSAMP=9, SAMP-SEQ=SPARS25 11 DEF SPATIAL SCAN 0.013, 90.0 1112-472138 CUM (1969.507 Degrees, Forward; SEQ 6 2 S) NON-INT ------------------------------------------------------------------------------------------------------------------------------------ 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 | ------------------------------------------------------------------------------------------------------------------------------------ 2MASS-J00041112-472 1 WFC3/IR MULTIAC GRISM256 F127M none none none none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 1 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 2 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 3 none 1 N/A 1382 CUM 15469( 6) - 04-Dec-2018 20:39:49 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 4 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 5 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 6 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 7 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 8 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 9 none 1 N/A 1382 CUM 2MASS-J00041112-472 2 WFC3/IR MULTIAC GRISM256 G102 none none 10 none 1 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 1 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 2 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 3 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 4 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 5 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 6 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 7 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 8 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 9 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 10 none 2 N/A 1382 CUM 2MASS-J00041112-472 3 WFC3/IR MULTIAC GRISM256 G102 none none 11 none 2 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 1 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 2 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 3 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 4 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 5 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 6 none 3 N/A 1382 CUM 15469( 6) - 04-Dec-2018 20:39:49 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 7 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 8 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 9 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 10 none 3 N/A 1382 CUM 2MASS-J00041112-472 4 WFC3/IR MULTIAC GRISM256 G102 none none 11 none 3 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 1 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 2 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 3 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 4 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 5 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 6 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 7 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 8 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 9 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 10 none 4 N/A 1382 CUM 2MASS-J00041112-472 5 WFC3/IR MULTIAC GRISM256 G102 none none 11 none 4 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 1 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 2 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 3 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 4 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 5 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 6 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 7 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 8 none 5 N/A 1382 CUM 15469( 6) - 04-Dec-2018 20:39:49 - [ 16] 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 | ------------------------------------------------------------------------------------------------------------------------------------ 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 9 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 10 none 5 N/A 1382 CUM 2MASS-J00041112-472 6 WFC3/IR MULTIAC GRISM256 G102 none none 11 none 5 N/A 1382 CUM 15469( 6) - 04-Dec-2018 20:39:49 - [ 17] Summary Form for Proposal 15469 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures GRISM256 ------------------------------------------------------------------------------------------------------------------------------------ Configurations WFC3/IR ------------------------------------------------------------------------------------------------------------------------------------ Opmodes MULTIACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters NSAMP=4, NSAMP=5, NSAMP=8, NSAMP=9, SAMP-SEQ=RAPID, SAMP-SEQ=SPARS25 ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements GS ACQ SCENARIO BASE1B3, GS ACQ SCENARIO BASE1BE, PHASE 0.937 TO 0.940, POS TARG 0, 0, Period 3.4252602 D AND ZERO-PHASE HJD 2456258.0621, Period 3.4252602 D AND ZERO-PHASE HJD2456258.0621, SCHED 100%, SEQ 1-2 NON-INT, SEQ 3 NON-INT, SEQ 4 NON-INT, SEQ 5 NON-INT, SEQ 6 NON-INT, SPATIAL SCAN 0.013, 90.0 Degrees, Forward, SPATIAL SCAN 0.022, 90.0 Degrees, Forward ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F127M, F139M, G102, G141 ------------------------------------------------------------------------------------------------------------------------------------ Target Names 2MASS-J00041112-4721382 ------------------------------------------------------------------------------------------------------------------------------------