Exposure
ID
GRAVI.2023-12-29T03:58:44.531_1
Header ID
GRAVI.2023-12-29T03:58:44.531
Date updated
2023-12-30 21:54:57 UTC+0000
Release date
2024-12-29 04:16:11 UTC+0000
UTC Start
2023-12-29 03:58:44.531
UTC End
2023-12-29 04:05:24.531
MJD Start
60307.16579318
MJD End
60307.17042280963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.009926500000000001
Ambient temperature (°C)
13.45
Seeing (arcsec)
0.475
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 43.0460 43.6890 41.6000 41.6000
U1-U3 82.8290 83.9950 47.4000 47.2000
U1-U4 126.1670 126.9180 67.1940 66.4620
U2-U3 40.2420 40.7380 53.6000 53.3000
U2-U4 89.3160 89.1680 79.2270 78.3300
U3-U4 55.8090 55.0470 97.3910 96.6100
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 60307.16579318
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 43.046
HIERARCH ESO ISS PBL12 END 43.689
HIERARCH ESO ISS PBLA12 START 41.6
HIERARCH ESO ISS PBLA12 END 41.6
HIERARCH ESO ISS PBL13 START 82.829
HIERARCH ESO ISS PBL13 END 83.995
HIERARCH ESO ISS PBLA13 START 47.4
HIERARCH ESO ISS PBLA13 END 47.2
HIERARCH ESO ISS PBL14 START 126.167
HIERARCH ESO ISS PBL14 END 126.918
HIERARCH ESO ISS PBLA14 START 67.194
HIERARCH ESO ISS PBLA14 END 66.462
HIERARCH ESO ISS PBL23 START 40.242
HIERARCH ESO ISS PBL23 END 40.738
HIERARCH ESO ISS PBLA23 START 53.6
HIERARCH ESO ISS PBLA23 END 53.3
HIERARCH ESO ISS PBL24 START 89.316
HIERARCH ESO ISS PBL24 END 89.168
HIERARCH ESO ISS PBLA24 START 79.227
HIERARCH ESO ISS PBLA24 END 78.33
HIERARCH ESO ISS PBL34 START 55.809
HIERARCH ESO ISS PBL34 END 55.047
HIERARCH ESO ISS PBLA34 START 97.391
HIERARCH ESO ISS PBLA34 END 96.61
HIERARCH ESO ISS AMBI TAU0 START 0.010776
HIERARCH ESO ISS AMBI TAU0 END 0.009077
HIERARCH ESO ISS AMBI TEMP 13.45
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.5
HIERARCH ESO FT ROBJ NAME HD31648
HIERARCH ESO FT ROBJ ALPHA 045846.265
HIERARCH ESO FT ROBJ DELTA 295036.987