Exposure
ID
GRAVI.2025-11-25T07:49:12.073_1
Header ID
GRAVI.2025-11-25T07:49:12.073
Date updated
2025-11-25 08:01:44 UTC+0000
Release date
2025-11-25 08:01:44 UTC+0000
UTC Start
2025-11-25 07:49:12.073
UTC End
2025-11-25 07:53:12.073
MJD Start
61004.32583418
MJD End
61004.32861195778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.004564
Ambient temperature (°C)
12.54
Seeing (arcsec)
0.51
Observation
ID
71859
Category
science
Program ID
116.29DN.003
Program Title
TOWARD ACCURATE AND ASSUMPTION-FREE MODELING OF YSO DISKS
Program Type
Normal
PI / COI
GALLENNE / IBRAHIM / MONNIER
Target
ID
53342
Name
HD50138
RA
102.886897
DEC
-6.96649
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 D0 G1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 45.9300 45.7980 153.6000 154.1000
A0-D0 31.9820 31.9560 72.9000 73.1000
A0-G1 87.4350 87.0380 116.6620 116.9230
B5-D0 51.5520 51.6070 11.4000 11.8000
B5-G1 57.7780 57.6340 88.0960 88.2210
D0-G1 68.0120 67.7210 135.6250 136.0080
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.29DN.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 61004.32583418
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD50138
HIERARCH ESO INS SOBJ NAME HD50138
RA 102.886897
DEC -6.96649
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B5
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 G1
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 45.93
HIERARCH ESO ISS PBL12 END 45.798
HIERARCH ESO ISS PBLA12 START 153.6
HIERARCH ESO ISS PBLA12 END 154.1
HIERARCH ESO ISS PBL13 START 31.982
HIERARCH ESO ISS PBL13 END 31.956
HIERARCH ESO ISS PBLA13 START 72.9
HIERARCH ESO ISS PBLA13 END 73.1
HIERARCH ESO ISS PBL14 START 87.435
HIERARCH ESO ISS PBL14 END 87.038
HIERARCH ESO ISS PBLA14 START 116.662
HIERARCH ESO ISS PBLA14 END 116.923
HIERARCH ESO ISS PBL23 START 51.552
HIERARCH ESO ISS PBL23 END 51.607
HIERARCH ESO ISS PBLA23 START 11.4
HIERARCH ESO ISS PBLA23 END 11.8
HIERARCH ESO ISS PBL24 START 57.778
HIERARCH ESO ISS PBL24 END 57.634
HIERARCH ESO ISS PBLA24 START 88.096
HIERARCH ESO ISS PBLA24 END 88.221
HIERARCH ESO ISS PBL34 START 68.012
HIERARCH ESO ISS PBL34 END 67.721
HIERARCH ESO ISS PBLA34 START 135.625
HIERARCH ESO ISS PBLA34 END 136.008
HIERARCH ESO ISS AMBI TAU0 START 0.004399
HIERARCH ESO ISS AMBI TAU0 END 0.004729
HIERARCH ESO ISS AMBI TEMP 12.54
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.49