Exposure
ID
GRAVI.2025-11-17T05:30:09.732_1
Header ID
GRAVI.2025-11-17T05:30:09.732
Date updated
2025-11-17 08:15:13 UTC+0000
Release date
2025-11-17 08:15:01 UTC+0000
UTC Start
2025-11-17 05:30:09.732
UTC End
2025-11-17 05:36:49.732
MJD Start
60996.2292793
MJD End
60996.23390892963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0057595
Ambient temperature (°C)
13.44
Seeing (arcsec)
0.61
Observation
ID
71793
Category
science
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
53297
Name
HD259431
RA
98.269351
DEC
10.3222
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 25.1380 25.0730 135.9000 135.7000
A0-D0 24.7820 25.3570 76.1000 76.2000
A0-C1 22.0990 22.2200 117.0640 116.5980
B2-D0 24.8580 25.0450 15.3000 16.5000
B2-C1 8.2820 8.3440 15.2370 16.4410
D0-C1 16.5750 16.7010 195.3200 196.5250
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.29DN.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60996.2292793
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD259431
HIERARCH ESO INS SOBJ NAME HD259431
RA 98.269351
DEC 10.3222
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 25.138
HIERARCH ESO ISS PBL12 END 25.073
HIERARCH ESO ISS PBLA12 START 135.9
HIERARCH ESO ISS PBLA12 END 135.7
HIERARCH ESO ISS PBL13 START 24.782
HIERARCH ESO ISS PBL13 END 25.357
HIERARCH ESO ISS PBLA13 START 76.1
HIERARCH ESO ISS PBLA13 END 76.2
HIERARCH ESO ISS PBL14 START 22.099
HIERARCH ESO ISS PBL14 END 22.22
HIERARCH ESO ISS PBLA14 START 117.064
HIERARCH ESO ISS PBLA14 END 116.598
HIERARCH ESO ISS PBL23 START 24.858
HIERARCH ESO ISS PBL23 END 25.045
HIERARCH ESO ISS PBLA23 START 15.3
HIERARCH ESO ISS PBLA23 END 16.5
HIERARCH ESO ISS PBL24 START 8.282
HIERARCH ESO ISS PBL24 END 8.344
HIERARCH ESO ISS PBLA24 START 15.237
HIERARCH ESO ISS PBLA24 END 16.441
HIERARCH ESO ISS PBL34 START 16.575
HIERARCH ESO ISS PBL34 END 16.701
HIERARCH ESO ISS PBLA34 START 195.32
HIERARCH ESO ISS PBLA34 END 196.525
HIERARCH ESO ISS AMBI TAU0 START 0.006343
HIERARCH ESO ISS AMBI TAU0 END 0.005176
HIERARCH ESO ISS AMBI TEMP 13.44
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.63