17086( 3) - 13-Sep-2022 14:01:43 - [ 1] HUBBLE SPACE TELESCOPE OBSERVING PROGRAM 17086 Version: 3 Check-in Time: 13-Sep-2022 14:01:43 STScI Edit Number: 0 Title Blowin' in the Wind - Proper Motion Kinematics of Massive Protostellar Outflows ------------------------------------------------------------------------------------ Type Cycle GO 30 ------------------------------------------------------------------------------------ Investigators Contact? PI: Dr. Ruben Fedriani Chalmers University of Technology Y CoI: Prof. Jonathan Charles Tan Chalmers University of Technology N CoI: Mr. Yu Cheng National Astronomical Observatory of Japan N (NAOJ) CoI: Dr. Morten Andersen European Southern Observatory - Germany N CoI: Dr. Jon Ramsey The University of Virginia N CoI: Dr. Yichen Zhang The University of Virginia N CoI: Dr. Jan Erling Staff University of the Virgin Islands N CoI: Prof. Zhi-Yun Li The University of Virginia N CoI: Dr. Matthew Hosek Jr. University of California - Los Angeles N ------------------------------------------------------------------------------------ Abstract The answer to the question of how massive stars form may be blowing in the winds that they launch during their main accretion phase. Such winds are expected to have terminal velocities similar to the escape speed of their launching region from the inner disk near the protostellar surface, which can be greater than 1000 km/s. Here we propose to re-observe three massive protostars that were imaged by HST WFC3/IR in 2016 to measure the expected proper motion of outflow knots, especially as traced by [FeII]. The measurements of the proper motions of these outflow features will be combined with ancillary NIR spectroscopic data to yield the most complete kinematic characterization of the fastest components of massive protostellar outflows. Such data will provide unique and powerful constraints on massive star formation models. This project will also enable proper motion studies of the YSO populations around the massive protostars, i.e., to measure the motion of the protocluster population compared to background field stars and to search for runaway stars. The flux variability of the jet knots, scattered light from the massive protostar, and from low-mass YSOs will also be studied, delivering additional important diagnostics of the outflow and accretion processes. ------------------------------------------------------------------------------------ Observations Description ------------------------ This program will observe three high-mass young stellar objects driving powerful jets. These observations will be a second epoch where the first epoch observations were taken back in 2016 with exact same instruments and filters. We aim at measuring proper motions from the jet knots driven by the massive protostars. Each orbit will observe one region with the four filters, namely F110W and F160W for broad-band filters and F128N and F164N for narrow-band filters. ------------------------------------------------------------------------------------ 17086( 3) - 13-Sep-2022 14:01:43 - [ 2] TARGET LIST Fixed Targets ------------------------------------------------------------------------------------------------------------------------------------ Tar| Target | Target | Target |Coord | Radial | Flux data No | Name | Description | Position |Eqnx | Vel. | ------------------------------------------------------------------------------------------------------------------------------------ 1 G35.2-0.74N STAR, EJECTA, JET, RA=18H58M13.0300S, J2000 V = 25 J=18.4; H=14.6 KNOT, PRE-MAIN SEQUENCE DEC=+01D40'36.14" STAR, YSO Reference Frame: ICRS Extended: YES 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 0.0 0.0 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 2 AFGL5180 STAR, EJECTA, JET, RA=06H08M53.3000S, J2000 V = 25 J=15.26; H=12.17 KNOT, PRE-MAIN SEQUENCE DEC=+21D38'30.00" STAR, YSO Reference Frame: ICRS Extended: YES 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 0.0 0.0 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 3 IRAS16562-39 STAR, EJECTA, JET, RA=16H59M41.6000S, J2000 V = 25 J=15.02; H=9.70 59 KNOT, PRE-MAIN SEQUENCE DEC=-40D03'44.00" STAR, YSO Reference Frame: ICRS Extended: YES 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 0.0 0.0 0.0 ------------------------------------------------------------------------------------------------------------------------------------ 17086( 3) - 13-Sep-2022 14:01:43 - [ 3] Visit: 01 (G35.2-0.74N visit) Visit Requirements: ORIENT 271.688004D TO 281.688004 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 G35.2-0.74N WFC3/IR MULTIAC IR F110W NSAMP=8, SAMP-SEQ=STEP50 1 DEF POS TARG 0, 0 CUM (149.231 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 G35.2-0.74N WFC3/IR MULTIAC IR F128N NSAMP=12, SAMP-SEQ=STEP50 1 DEF POS TARG 0, 0 CUM (349.233 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 G35.2-0.74N WFC3/IR MULTIAC IR F160W NSAMP=8, SAMP-SEQ=STEP50 1 DEF POS TARG 0, 0 CUM (149.231 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 G35.2-0.74N WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG 0, 0 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 G35.2-0.74N WFC3/IR MULTIAC IR F128N NSAMP=12, SAMP-SEQ=STEP50 1 DEF POS TARG 0.474, 0.424 CUM (349.233 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 G35.2-0.74N WFC3/IR MULTIAC IR F110W NSAMP=8, SAMP-SEQ=STEP50 1 DEF POS TARG 0.474, 0.424 CUM (149.231 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 G35.2-0.74N WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG 0.474, 0.424 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 G35.2-0.74N WFC3/IR MULTIAC IR F160W NSAMP=8, SAMP-SEQ=STEP50 1 DEF POS TARG 0.474, 0.424 CUM (149.231 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 G35.2-0.74N WFC3/IR MULTIAC IR F160W NSAMP=8, SAMP-SEQ=STEP50 1 DEF POS TARG 0.288, 0.288 CUM (149.231 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 | ------------------------------------------------------------------------------------------------------------------------------------ 17086( 3) - 13-Sep-2022 14:01:43 - [ 4] 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 | ------------------------------------------------------------------------------------------------------------------------------------ G35.2-0.74N 1 WFC3/IR MULTIAC IR F110W none none none none 1 N/A CUM G35.2-0.74N 2 WFC3/IR MULTIAC IR F128N none none none none 1 N/A CUM G35.2-0.74N 3 WFC3/IR MULTIAC IR F160W none none none none 1 N/A CUM G35.2-0.74N 4 WFC3/IR MULTIAC IR F164N none none none none 1 N/A CUM G35.2-0.74N 5 WFC3/IR MULTIAC IR F128N none none none none 1 N/A CUM G35.2-0.74N 6 WFC3/IR MULTIAC IR F110W none none none none 1 N/A CUM G35.2-0.74N 7 WFC3/IR MULTIAC IR F164N none none none none 1 N/A CUM G35.2-0.74N 8 WFC3/IR MULTIAC IR F160W none none none none 1 N/A CUM G35.2-0.74N 9 WFC3/IR MULTIAC IR F160W none none none none 1 N/A CUM 17086( 3) - 13-Sep-2022 14:01:43 - [ 5] Visit: 02 (AFGL5180 visit) Visit Requirements: ORIENT 84.487091D TO 94.487091 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 AFGL5180 WFC3/IR MULTIAC IR F110W NSAMP=8, SAMP-SEQ=STEP50 1 DEF POS TARG 0, 0 CUM (149.231 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 AFGL5180 WFC3/IR MULTIAC IR F128N NSAMP=12, SAMP-SEQ=STEP50 1 DEF POS TARG 0, 0 CUM (349.233 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 AFGL5180 WFC3/IR MULTIAC IR F160W NSAMP=8, SAMP-SEQ=STEP50 1 DEF POS TARG 0, 0 CUM (149.231 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 AFGL5180 WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG 0, 0 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 AFGL5180 WFC3/IR MULTIAC IR F128N NSAMP=12, SAMP-SEQ=STEP50 1 DEF POS TARG 0.474, 0.424 CUM (349.233 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 AFGL5180 WFC3/IR MULTIAC IR F110W NSAMP=8, SAMP-SEQ=STEP50 1 DEF POS TARG 0.474, 0.424 CUM (149.231 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 AFGL5180 WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG 0.474, 0.424 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 AFGL5180 WFC3/IR MULTIAC IR F160W NSAMP=8, SAMP-SEQ=STEP50 1 DEF POS TARG 0.474, 0.424 CUM (149.231 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 AFGL5180 WFC3/IR MULTIAC IR F160W NSAMP=8, SAMP-SEQ=STEP50 1 DEF POS TARG 0.288, 0.288 CUM (149.231 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 | ------------------------------------------------------------------------------------------------------------------------------------ 17086( 3) - 13-Sep-2022 14:01:43 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ AFGL5180 1 WFC3/IR MULTIAC IR F110W 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 F160W 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 F128N none none none none 1 N/A CUM AFGL5180 6 WFC3/IR MULTIAC IR F110W none none none none 1 N/A CUM AFGL5180 7 WFC3/IR MULTIAC IR F164N none none none none 1 N/A CUM AFGL5180 8 WFC3/IR MULTIAC IR F160W none none none none 1 N/A CUM AFGL5180 9 WFC3/IR MULTIAC IR F160W none none none none 1 N/A CUM 17086( 3) - 13-Sep-2022 14:01:43 - [ 7] Visit: 03 (IRAS16562-3959 visit) Visit Requirements: ORIENT 269.634621D TO 279.634621 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 IRAS16562-3 WFC3/IR MULTIAC IR F110W NSAMP=8, SAMP-SEQ=STEP50 1 DEF POS TARG 0, 0 959 CUM (149.231 S) ------------------------------------------------------------------------------------------------------------------------------------ 2 IRAS16562-3 WFC3/IR MULTIAC IR F128N NSAMP=12, SAMP-SEQ=STEP50 1 DEF POS TARG 0, 0 959 CUM (349.233 S) ------------------------------------------------------------------------------------------------------------------------------------ 3 IRAS16562-3 WFC3/IR MULTIAC IR F160W NSAMP=8, SAMP-SEQ=STEP50 1 DEF POS TARG 0, 0 959 CUM (149.231 S) ------------------------------------------------------------------------------------------------------------------------------------ 4 IRAS16562-3 WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG 0, 0 959 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 5 IRAS16562-3 WFC3/IR MULTIAC IR F128N NSAMP=12, SAMP-SEQ=STEP50 1 DEF POS TARG 0.474, 0.424 959 CUM (349.233 S) ------------------------------------------------------------------------------------------------------------------------------------ 6 IRAS16562-3 WFC3/IR MULTIAC IR F110W NSAMP=8, SAMP-SEQ=STEP50 1 DEF POS TARG 0.474, 0.424 959 CUM (149.231 S) ------------------------------------------------------------------------------------------------------------------------------------ 7 IRAS16562-3 WFC3/IR MULTIAC IR F164N NSAMP=14, SAMP-SEQ=STEP50 1 DEF POS TARG 0.474, 0.424 959 CUM (449.234 S) ------------------------------------------------------------------------------------------------------------------------------------ 8 IRAS16562-3 WFC3/IR MULTIAC IR F160W NSAMP=8, SAMP-SEQ=STEP50 1 DEF POS TARG 0.474, 0.424 959 CUM (149.231 S) ------------------------------------------------------------------------------------------------------------------------------------ 9 IRAS16562-3 WFC3/IR MULTIAC IR F160W NSAMP=8, SAMP-SEQ=STEP50 1 DEF POS TARG 0.288, 0.288 959 CUM (149.231 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 | ------------------------------------------------------------------------------------------------------------------------------------ 17086( 3) - 13-Sep-2022 14:01:43 - [ 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 | ------------------------------------------------------------------------------------------------------------------------------------ IRAS16562-3959 1 WFC3/IR MULTIAC IR F110W 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 F160W 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 F128N none none none none 1 N/A CUM IRAS16562-3959 6 WFC3/IR MULTIAC IR F110W none none none none 1 N/A CUM IRAS16562-3959 7 WFC3/IR MULTIAC IR F164N none none none none 1 N/A CUM IRAS16562-3959 8 WFC3/IR MULTIAC IR F160W none none none none 1 N/A CUM IRAS16562-3959 9 WFC3/IR MULTIAC IR F160W none none none none 1 N/A CUM 17086( 3) - 13-Sep-2022 14:01:43 - [ 9] Summary Form for Proposal 17086 Item Used in this proposal ------------------------------------------------------------------------------------------------------------------------------------ Apertures IR ------------------------------------------------------------------------------------------------------------------------------------ Configurations WFC3/IR ------------------------------------------------------------------------------------------------------------------------------------ Opmodes MULTIACCUM ------------------------------------------------------------------------------------------------------------------------------------ Optional Parameters NSAMP=12, NSAMP=14, NSAMP=8, SAMP-SEQ=STEP50 ------------------------------------------------------------------------------------------------------------------------------------ Special Requirements ORIENT 269.634621D TO 279.634621 D, ORIENT 271.688004D TO 281.688004 D, ORIENT 84.487091D TO 94.487091 D, POS TARG 0, 0, POS TARG 0.288, 0.288, POS TARG 0.474, 0.424 ------------------------------------------------------------------------------------------------------------------------------------ Spectral Elements F110W, F128N, F160W, F164N ------------------------------------------------------------------------------------------------------------------------------------ Target Names AFGL5180, G35.2-0.74N, IRAS16562-3959 ------------------------------------------------------------------------------------------------------------------------------------