Exposure
ID
GRAVI.2025-11-25T07:04:41.960_1
Header ID
GRAVI.2025-11-25T07:04:41.960
Date updated
2025-11-25 07:16:03 UTC+0000
Release date
2025-11-25 07:16:03 UTC+0000
UTC Start
2025-11-25 07:04:41.960
UTC End
2025-11-25 07:08:41.960
MJD Start
61004.29493009
MJD End
61004.29770786778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0053755
Ambient temperature (°C)
12.43
Seeing (arcsec)
0.445
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 47.2170 47.1050 149.4000 149.7000
A0-D0 31.6580 31.7350 71.4000 71.6000
A0-G1 90.1660 90.0220 114.4570 114.6290
B5-D0 51.0750 51.1120 6.7000 7.1000
B5-G1 58.1090 58.1710 86.7470 86.8800
D0-G1 70.4360 70.2590 132.3280 132.5900
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 61004.29493009
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 47.217
HIERARCH ESO ISS PBL12 END 47.105
HIERARCH ESO ISS PBLA12 START 149.4
HIERARCH ESO ISS PBLA12 END 149.7
HIERARCH ESO ISS PBL13 START 31.658
HIERARCH ESO ISS PBL13 END 31.735
HIERARCH ESO ISS PBLA13 START 71.4
HIERARCH ESO ISS PBLA13 END 71.6
HIERARCH ESO ISS PBL14 START 90.166
HIERARCH ESO ISS PBL14 END 90.022
HIERARCH ESO ISS PBLA14 START 114.457
HIERARCH ESO ISS PBLA14 END 114.629
HIERARCH ESO ISS PBL23 START 51.075
HIERARCH ESO ISS PBL23 END 51.112
HIERARCH ESO ISS PBLA23 START 6.7
HIERARCH ESO ISS PBLA23 END 7.1
HIERARCH ESO ISS PBL24 START 58.109
HIERARCH ESO ISS PBL24 END 58.171
HIERARCH ESO ISS PBLA24 START 86.747
HIERARCH ESO ISS PBLA24 END 86.88
HIERARCH ESO ISS PBL34 START 70.436
HIERARCH ESO ISS PBL34 END 70.259
HIERARCH ESO ISS PBLA34 START 132.328
HIERARCH ESO ISS PBLA34 END 132.59
HIERARCH ESO ISS AMBI TAU0 START 0.005805
HIERARCH ESO ISS AMBI TAU0 END 0.004946
HIERARCH ESO ISS AMBI TEMP 12.43
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.44