Exposure
ID
GRAVI.2025-11-17T05:41:39.761_1
Header ID
GRAVI.2025-11-17T05:41:39.761
Date updated
2025-11-17 08:15:15 UTC+0000
Release date
2025-11-17 05:41:39 UTC+0000
UTC Start
2025-11-17 05:41:39.761
UTC End
2025-11-17 05:48:19.761
MJD Start
60996.23726575
MJD End
60996.24189537963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.00589
Ambient temperature (°C)
13.34
Seeing (arcsec)
0.605
Observation
ID
71795
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
53299
Name
HD_45827
RA
97.52106
DEC
9.0297
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.0500 24.9710 135.7000 135.6000
A0-D0 26.0650 26.5910 75.3000 75.3000
A0-C1 22.2980 22.3930 115.9190 115.5290
B2-D0 25.7440 25.9470 17.4000 18.5000
B2-C1 8.5770 8.6440 17.3760 18.4880
D0-C1 17.1670 17.3030 197.4570 198.5700
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 60996.23726575
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 45827
HIERARCH ESO INS SOBJ NAME HD_45827
RA 97.52106
DEC 9.0297
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 25.05
HIERARCH ESO ISS PBL12 END 24.971
HIERARCH ESO ISS PBLA12 START 135.7
HIERARCH ESO ISS PBLA12 END 135.6
HIERARCH ESO ISS PBL13 START 26.065
HIERARCH ESO ISS PBL13 END 26.591
HIERARCH ESO ISS PBLA13 START 75.3
HIERARCH ESO ISS PBLA13 END 75.3
HIERARCH ESO ISS PBL14 START 22.298
HIERARCH ESO ISS PBL14 END 22.393
HIERARCH ESO ISS PBLA14 START 115.919
HIERARCH ESO ISS PBLA14 END 115.529
HIERARCH ESO ISS PBL23 START 25.744
HIERARCH ESO ISS PBL23 END 25.947
HIERARCH ESO ISS PBLA23 START 17.4
HIERARCH ESO ISS PBLA23 END 18.5
HIERARCH ESO ISS PBL24 START 8.577
HIERARCH ESO ISS PBL24 END 8.644
HIERARCH ESO ISS PBLA24 START 17.376
HIERARCH ESO ISS PBLA24 END 18.488
HIERARCH ESO ISS PBL34 START 17.167
HIERARCH ESO ISS PBL34 END 17.303
HIERARCH ESO ISS PBLA34 START 197.457
HIERARCH ESO ISS PBLA34 END 198.57
HIERARCH ESO ISS AMBI TAU0 START 0.005635
HIERARCH ESO ISS AMBI TAU0 END 0.006145
HIERARCH ESO ISS AMBI TEMP 13.34
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.6