Exposure
ID
GRAVI.2023-12-29T03:43:29.493_1
Header ID
GRAVI.2023-12-29T03:43:29.493
Date updated
2023-12-30 21:54:57 UTC+0000
Release date
2024-12-29 04:00:39 UTC+0000
UTC Start
2023-12-29 03:43:29.493
UTC End
2023-12-29 03:50:09.493
MJD Start
60307.15520246
MJD End
60307.1598320896
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.007881
Ambient temperature (°C)
13.52
Seeing (arcsec)
0.56
Observation
ID
58107
Category
science
Program ID
112.26X1.001
Program Title
CONFIRMING THE YOUNGEST GAP-OPENING PROTOPLANET UNDERGOING RUNAWAY GAS ACCRETION
Program Type
ToO
PI / COI
JIANG/ LACOUR/ KAMMERER/ MANARA/ XIE/ AOYAMA/ DONG/ HASHIMOTO/ KRIJT/ MACIAS/ ORMEL/ REN/ UYAMA
Target
ID
43026
Name
HD31648
RA
74.694967
DEC
29.84348
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 41.6090 42.2780 41.3000 41.4000
U1-U3 80.1830 81.4210 47.6000 47.5000
U1-U4 124.2580 125.1850 68.7460 68.0370
U2-U3 39.0950 39.6350 54.3000 54.0000
U2-U4 89.4270 89.4120 81.1440 80.2650
U3-U4 57.3250 56.6510 99.0740 98.3000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 112.26X1.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60307.15520246
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD31648
HIERARCH ESO INS SOBJ NAME HD31648
RA 74.694967
DEC 29.84348
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 418.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 41.609
HIERARCH ESO ISS PBL12 END 42.278
HIERARCH ESO ISS PBLA12 START 41.3
HIERARCH ESO ISS PBLA12 END 41.4
HIERARCH ESO ISS PBL13 START 80.183
HIERARCH ESO ISS PBL13 END 81.421
HIERARCH ESO ISS PBLA13 START 47.6
HIERARCH ESO ISS PBLA13 END 47.5
HIERARCH ESO ISS PBL14 START 124.258
HIERARCH ESO ISS PBL14 END 125.185
HIERARCH ESO ISS PBLA14 START 68.746
HIERARCH ESO ISS PBLA14 END 68.037
HIERARCH ESO ISS PBL23 START 39.095
HIERARCH ESO ISS PBL23 END 39.635
HIERARCH ESO ISS PBLA23 START 54.3
HIERARCH ESO ISS PBLA23 END 54.0
HIERARCH ESO ISS PBL24 START 89.427
HIERARCH ESO ISS PBL24 END 89.412
HIERARCH ESO ISS PBLA24 START 81.144
HIERARCH ESO ISS PBLA24 END 80.265
HIERARCH ESO ISS PBL34 START 57.325
HIERARCH ESO ISS PBL34 END 56.651
HIERARCH ESO ISS PBLA34 START 99.074
HIERARCH ESO ISS PBLA34 END 98.3
HIERARCH ESO ISS AMBI TAU0 START 0.007363
HIERARCH ESO ISS AMBI TAU0 END 0.008399
HIERARCH ESO ISS AMBI TEMP 13.52
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.55
HIERARCH ESO FT ROBJ NAME HD31648
HIERARCH ESO FT ROBJ ALPHA 045846.265
HIERARCH ESO FT ROBJ DELTA 295036.987