Exposure
ID
GRAVI.2025-11-24T06:56:22.554_1
Header ID
GRAVI.2025-11-24T06:56:22.554
Date updated
2025-11-24 07:10:34 UTC+0000
Release date
2025-11-24 06:56:22 UTC+0000
UTC Start
2025-11-24 06:56:22.554
UTC End
2025-11-24 07:03:02.554
MJD Start
61003.28914993
MJD End
61003.29377955963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0030895000000000002
Ambient temperature (°C)
13.53
Seeing (arcsec)
1.095
Observation
ID
71850
Category
calibrator
Program ID
116.29DN.002
Program Title
TOWARD ACCURATE AND ASSUMPTION-FREE MODELING OF YSO DISKS
Program Type
Normal
PI / COI
GALLENNE / IBRAHIM / MONNIER
Target
ID
53304
Name
HD_55137
RA
107.821981
DEC
-12.04178
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 48.4320 48.3520 147.3000 147.8000
A0-D0 31.0390 31.2420 68.6000 69.1000
A0-G1 90.2540 90.4050 113.1380 113.4540
B5-D0 52.1860 52.2080 3.0000 3.8000
B5-G1 57.1060 57.4180 84.6640 85.0500
D0-G1 71.5360 71.4950 130.8630 131.2490
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.29DN.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 61003.28914993
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 55137
HIERARCH ESO INS SOBJ NAME HD_55137
RA 107.821981
DEC -12.04178
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 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 48.432
HIERARCH ESO ISS PBL12 END 48.352
HIERARCH ESO ISS PBLA12 START 147.3
HIERARCH ESO ISS PBLA12 END 147.8
HIERARCH ESO ISS PBL13 START 31.039
HIERARCH ESO ISS PBL13 END 31.242
HIERARCH ESO ISS PBLA13 START 68.6
HIERARCH ESO ISS PBLA13 END 69.1
HIERARCH ESO ISS PBL14 START 90.254
HIERARCH ESO ISS PBL14 END 90.405
HIERARCH ESO ISS PBLA14 START 113.138
HIERARCH ESO ISS PBLA14 END 113.454
HIERARCH ESO ISS PBL23 START 52.186
HIERARCH ESO ISS PBL23 END 52.208
HIERARCH ESO ISS PBLA23 START 3.0
HIERARCH ESO ISS PBLA23 END 3.8
HIERARCH ESO ISS PBL24 START 57.106
HIERARCH ESO ISS PBL24 END 57.418
HIERARCH ESO ISS PBLA24 START 84.664
HIERARCH ESO ISS PBLA24 END 85.05
HIERARCH ESO ISS PBL34 START 71.536
HIERARCH ESO ISS PBL34 END 71.495
HIERARCH ESO ISS PBLA34 START 130.863
HIERARCH ESO ISS PBLA34 END 131.249
HIERARCH ESO ISS AMBI TAU0 START 0.003406
HIERARCH ESO ISS AMBI TAU0 END 0.002773
HIERARCH ESO ISS AMBI TEMP 13.53
HIERARCH ESO ISS AMBI FWHM START 1.06
HIERARCH ESO ISS AMBI FWHM END 1.13