14465( 2) - 14-Dec-2015 14:42:14 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 14465 Version: 2 Check-in Time: 14-Dec-2015 14:42:14 STScI Edit Number: 0 Title Peering to the Heart of Massive Star Birth ------------------------------------------------------------------------------------ Type Cycle GO 23 ------------------------------------------------------------------------------------ Investigators Contact? PI: Prof. Jonathan Charles Tan University of Florida Y CoI: Dr. Yichen Zhang Universidad de Chile N CoI: Dr. Nicola Da Rio University of Florida N CoI: Dr. Kei Tanaka University of Florida N CoI: Dr. Jan Erling Staff University of Florida N ------------------------------------------------------------------------------------ Abstract We propose a small survey of massive/intermediate-mass protostars with WFC3/IR to probe J and H band continuum emission, the Pa-beta and the [FeII] emission. The protostar sample is already the subject of approved SOFIA-FORCAST observations from 10-40 microns. Combined with sophisticated radiative transfer models, these observations are providing the most detailed constraints on the nature of massive protostars, their luminosities, outflow cavity structures and orientations, and distribution of surrounding dense core gas and dust. Recently, we were also awarded ALMA Cycle 3 time to study these sources at up to 0.14" resolution. The proposed HST observations, with very similar resolution, have three main goals: 1) Detect and characterize J and H band continuum emission from the massive/intermediate-mass protostars, which is expected to arise from jet and outflow knot features and from scattered light emerging from the outflow cavities; 2) Detect and characterize Pa-beta and [FeII] line emission tracing ionized and FUV-illuminated regions around the massive protostars, important diagnostics of the protostellar source and its outflow structure; 3) Search for lower-mass protostars that may be clustered around the forming massive protostar. All of these objectives will help test massive star formation theories. The high sensitivity and angular resolution of WFC3/IR enables these observations to be carried out efficiently in a timely fashion. Mid-Cycle observations are critical for near contemporaneous observation with ALMA, since jet/outflow knots may have large proper motions, and to maximize the potential time baseline for a future HST study of jet/outflow proper motions. ------------------------------------------------------------------------------------ Observations Description ------------------------ This is very straight forward program. 5 visits, each of them of one orbit, each of them on one of 5 independent targets. For each orbit, the target is observed with WFC3/IR imaging in 4 filters. ------------------------------------------------------------------------------------ 14465( 2) - 14-Dec-2015 14:42:14 - [ 2] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 G035.20-0.74 STAR, YSO RA=18H58M13.0300S, J2000 V = 25 DEC=+01D40'36.14" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 2 IRAS07299-16 STAR, YSO RA=07H32M7.0000S, J2000 V = 25 51 DEC=-16D58'40.00" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 3 AFGL5180 STAR, YSO RA=06H08M53.3000S, J2000 V = 25 DEC=+21D38'30.00" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 4 G339.88-1.26 STAR, YSO RA=16H52M4.6600S, J2000 V = 25 DEC=-46D08'34.20" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 5 IRAS16562-39 STAR, YSO RA=16H59M41.6000S, J2000 V = 25 59 DEC=-40D03'44.00" Reference Frame: ICRS ------------------------------------------------------------------------------------------------------------------------------------ 14465( 2) - 14-Dec-2015 14:42:14 - [ 3] Visit: 01 Visit Requirements: 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 G035.20-0.7 WFC3/IR MULTIAC IR F128N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG -1.930, -1.729 4 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 G035.20-0.7 WFC3/IR MULTIAC IR F128N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG 1.930, 1.729 4 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 G035.20-0.7 WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG 1.930, 1.729 4 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 G035.20-0.7 WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG -1.930, -1.729 4 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 G035.20-0.7 WFC3/IR MULTIAC IR F110W NSAMP=13, SAMP-SEQ=STEP50 1 DEF POS TARG -1.930, -1.729 4 CUM (399.233 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 G035.20-0.7 WFC3/IR MULTIAC IR F160W NSAMP=12, SAMP-SEQ=STEP50 1 DEF POS TARG 3, 3 4 CUM (349.233 S) ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ G035.20-0.74 1 WFC3/IR MULTIAC IR F128N none none none none 1 N/A CUM G035.20-0.74 2 WFC3/IR MULTIAC IR F128N none none none none 1 N/A CUM G035.20-0.74 3 WFC3/IR MULTIAC IR F164N none none none none 1 N/A CUM G035.20-0.74 4 WFC3/IR MULTIAC IR F164N none none none none 1 N/A CUM G035.20-0.74 5 WFC3/IR MULTIAC IR F110W none none none none 1 N/A CUM G035.20-0.74 6 WFC3/IR MULTIAC IR F160W none none none none 1 N/A CUM 14465( 2) - 14-Dec-2015 14:42:14 - [ 4] Visit: 02 Visit Requirements: ORIENT 90D TO 90 D 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 IRAS07299-1 WFC3/IR MULTIAC IR F128N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG -1.930, -1.729 651 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 IRAS07299-1 WFC3/IR MULTIAC IR F128N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG 1.930, 1.729 651 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 IRAS07299-1 WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG 1.930, 1.729 651 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 IRAS07299-1 WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG -1.930, -1.729 651 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 IRAS07299-1 WFC3/IR MULTIAC IR F110W NSAMP=13, SAMP-SEQ=STEP50 1 DEF POS TARG -1.930, -1.729 651 CUM (399.233 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 IRAS07299-1 WFC3/IR MULTIAC IR F160W NSAMP=12, SAMP-SEQ=STEP50 1 DEF POS TARG 3, 3 651 CUM (349.233 S) ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ IRAS07299-1651 1 WFC3/IR MULTIAC IR F128N none none none none 1 N/A CUM IRAS07299-1651 2 WFC3/IR MULTIAC IR F128N none none none none 1 N/A CUM IRAS07299-1651 3 WFC3/IR MULTIAC IR F164N none none none none 1 N/A CUM IRAS07299-1651 4 WFC3/IR MULTIAC IR F164N none none none none 1 N/A CUM IRAS07299-1651 5 WFC3/IR MULTIAC IR F110W none none none none 1 N/A CUM IRAS07299-1651 6 WFC3/IR MULTIAC IR F160W none none none none 1 N/A CUM 14465( 2) - 14-Dec-2015 14:42:14 - [ 5] Visit: 03 Visit Requirements: 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 AFGL5180 WFC3/IR MULTIAC IR F128N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG -1.930, -1.729 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 AFGL5180 WFC3/IR MULTIAC IR F128N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG 1.930, 1.729 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 AFGL5180 WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG 1.930, 1.729 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 AFGL5180 WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG -1.930, -1.729 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 AFGL5180 WFC3/IR MULTIAC IR F110W NSAMP=13, SAMP-SEQ=STEP50 1 DEF POS TARG -1.930, -1.729 CUM (399.233 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 AFGL5180 WFC3/IR MULTIAC IR F160W NSAMP=12, SAMP-SEQ=STEP50 1 DEF POS TARG 3, 3 CUM (349.233 S) ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ AFGL5180 1 WFC3/IR MULTIAC IR F128N none none none none 1 N/A CUM AFGL5180 2 WFC3/IR MULTIAC IR F128N none none none none 1 N/A CUM AFGL5180 3 WFC3/IR MULTIAC IR F164N none none none none 1 N/A CUM AFGL5180 4 WFC3/IR MULTIAC IR F164N none none none none 1 N/A CUM AFGL5180 5 WFC3/IR MULTIAC IR F110W none none none none 1 N/A CUM AFGL5180 6 WFC3/IR MULTIAC IR F160W none none none none 1 N/A CUM 14465( 2) - 14-Dec-2015 14:42:14 - [ 6] Visit: 04 Visit Requirements: 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 G339.88-1.2 WFC3/IR MULTIAC IR F128N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG -1.930, -1.729 6 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 G339.88-1.2 WFC3/IR MULTIAC IR F128N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG 1.930, 1.729 6 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 G339.88-1.2 WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG 1.930, 1.729 6 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 G339.88-1.2 WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG -1.930, -1.729 6 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 G339.88-1.2 WFC3/IR MULTIAC IR F110W NSAMP=13, SAMP-SEQ=STEP50 1 DEF POS TARG -3, -3 6 CUM (399.233 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 G339.88-1.2 WFC3/IR MULTIAC IR F160W NSAMP=13, SAMP-SEQ=STEP50 1 DEF POS TARG 3, 3 6 CUM (399.233 S) ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ G339.88-1.26 1 WFC3/IR MULTIAC IR F128N none none none none 1 N/A CUM G339.88-1.26 2 WFC3/IR MULTIAC IR F128N none none none none 1 N/A CUM G339.88-1.26 3 WFC3/IR MULTIAC IR F164N none none none none 1 N/A CUM G339.88-1.26 4 WFC3/IR MULTIAC IR F164N none none none none 1 N/A CUM G339.88-1.26 5 WFC3/IR MULTIAC IR F110W none none none none 1 N/A CUM G339.88-1.26 6 WFC3/IR MULTIAC IR F160W none none none none 1 N/A CUM 14465( 2) - 14-Dec-2015 14:42:14 - [ 7] Visit: 05 Visit Requirements: 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 IRAS16562-3 WFC3/IR MULTIAC IR F128N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG -1.930, -1.729 959 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 IRAS16562-3 WFC3/IR MULTIAC IR F128N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG 1.930, 1.729 959 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 IRAS16562-3 WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG 1.930, 1.729 959 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 IRAS16562-3 WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG -1.930, -1.729 959 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 IRAS16562-3 WFC3/IR MULTIAC IR F110W NSAMP=13, SAMP-SEQ=STEP50 1 DEF POS TARG -1.930, -1.729 959 CUM (399.233 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 IRAS16562-3 WFC3/IR MULTIAC IR F160W NSAMP=13, SAMP-SEQ=STEP50 1 DEF POS TARG 3, 3 959 CUM (399.233 S) ------------------------------------------------------------------------------------------------------------------------------------ Sub Exposures ------------------------------------------------------------------------------------------------------------------------------------ Target | Exp |Instr | Oper. | Aper |Spectral|Cent.|Primary |Secondary |Iteration |CR-SPLIT |Orbit |Duration Name | Num |Config | Mode | or FOV |Element |Wave.|Pattern Pos |Pattern Pos |Num |Num |Number | ------------------------------------------------------------------------------------------------------------------------------------ IRAS16562-3959 1 WFC3/IR MULTIAC IR F128N none none none none 1 N/A CUM IRAS16562-3959 2 WFC3/IR MULTIAC IR F128N none none none none 1 N/A CUM IRAS16562-3959 3 WFC3/IR MULTIAC IR F164N none none none none 1 N/A CUM IRAS16562-3959 4 WFC3/IR MULTIAC IR F164N none none none none 1 N/A CUM IRAS16562-3959 5 WFC3/IR MULTIAC IR F110W none none none none 1 N/A CUM IRAS16562-3959 6 WFC3/IR MULTIAC IR F160W none none none none 1 N/A CUM 14465( 2) - 14-Dec-2015 14:42:14 - [ 8] Summary Form for Proposal 14465 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures IR ------------------------------------------------------------------------------------------------------------------------------------ Configurations WFC3/IR ------------------------------------------------------------------------------------------------------------------------------------ Opmodes MULTIACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters NSAMP=12, NSAMP=13, NSAMP=14, SAMP-SEQ=STEP50 ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements ORIENT 90D TO 90 D, POS TARG -1.930, -1.729, POS TARG -3, -3, POS TARG 1.930, 1.729, POS TARG 3, 3 ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F110W, F128N, F160W, F164N ------------------------------------------------------------------------------------------------------------------------------------ Target Names AFGL5180, G035.20-0.74, G339.88-1.26, IRAS07299-1651, IRAS16562-3959 ------------------------------------------------------------------------------------------------------------------------------------