Exposure
ID
GRAVI.2025-11-18T03:10:33.811_1
Header ID
GRAVI.2025-11-18T03:10:33.811
Date updated
2025-11-18 07:05:24 UTC+0000
Release date
2025-11-18 03:10:33 UTC+0000
UTC Start
2025-11-18 03:10:33.811
UTC End
2025-11-18 03:16:33.811
MJD Start
60997.13233578
MJD End
60997.136502446665
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.004042
Ambient temperature (°C)
15.07
Seeing (arcsec)
0.885
Observation
ID
71771
Category
calibrator
Program ID
116.28Z9.005
Program Title
RESOLVING THE INNER-DISKS OF A COMPLETE SAMPLE OF PLANET-FORMING DISKS
Program Type
Normal
PI / COI
LABDON / VIOQUE / FROST / KOUMPIA / CODRON / DASGUPTA
Target
ID
53282
Name
HD_31191
RA
73.322657
DEC
-11.28765
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.4070 24.5290 135.1000 135.1000
A0-D0 24.8830 25.3330 56.7000 57.7000
A0-C1 19.6900 19.9650 110.7860 110.7910
B2-D0 31.1470 31.1920 6.6000 7.6000
B2-C1 10.3770 10.3920 6.5690 7.5340
D0-C1 20.7700 20.8000 186.6270 187.5940
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28Z9.005
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60997.13233578
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 31191
HIERARCH ESO INS SOBJ NAME HD_31191
RA 73.322657
DEC -11.28765
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 376.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 24.407
HIERARCH ESO ISS PBL12 END 24.529
HIERARCH ESO ISS PBLA12 START 135.1
HIERARCH ESO ISS PBLA12 END 135.1
HIERARCH ESO ISS PBL13 START 24.883
HIERARCH ESO ISS PBL13 END 25.333
HIERARCH ESO ISS PBLA13 START 56.7
HIERARCH ESO ISS PBLA13 END 57.7
HIERARCH ESO ISS PBL14 START 19.69
HIERARCH ESO ISS PBL14 END 19.965
HIERARCH ESO ISS PBLA14 START 110.786
HIERARCH ESO ISS PBLA14 END 110.791
HIERARCH ESO ISS PBL23 START 31.147
HIERARCH ESO ISS PBL23 END 31.192
HIERARCH ESO ISS PBLA23 START 6.6
HIERARCH ESO ISS PBLA23 END 7.6
HIERARCH ESO ISS PBL24 START 10.377
HIERARCH ESO ISS PBL24 END 10.392
HIERARCH ESO ISS PBLA24 START 6.569
HIERARCH ESO ISS PBLA24 END 7.534
HIERARCH ESO ISS PBL34 START 20.77
HIERARCH ESO ISS PBL34 END 20.8
HIERARCH ESO ISS PBLA34 START 186.627
HIERARCH ESO ISS PBLA34 END 187.594
HIERARCH ESO ISS AMBI TAU0 START 0.00342
HIERARCH ESO ISS AMBI TAU0 END 0.004664
HIERARCH ESO ISS AMBI TEMP 15.07
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.94