Exposure
ID
GRAVI.2025-12-14T06:08:22.003_1
Header ID
GRAVI.2025-12-14T06:08:22.003
Date updated
2025-12-14 06:26:16 UTC+0000
Release date
2026-12-14 06:26:16 UTC+0000
UTC Start
2025-12-14 06:08:22.003
UTC End
2025-12-14 06:13:42.003
MJD Start
61023.25581022
MJD End
61023.2595139237
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.000438
Ambient temperature (°C)
12.52
Seeing (arcsec)
1.9100000000000001
Observation
ID
72278
Category
science
Program ID
116.28SD.002
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / BECK
Target
ID
53683
Name
HD_66940
RA
120.869763
DEC
-49.4984
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 84.7120 85.2040 102.4000 103.4000
A0-J2 126.5750 126.9750 80.1000 81.2000
A0-K0 127.9220 127.9640 60.5450 61.6420
G1-J2 57.9420 57.8700 46.4000 47.4000
G1-K0 86.0510 85.8960 19.4580 20.2590
J2-K0 43.2900 43.3980 342.0970 342.7340
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28SD.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 61023.25581022
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 66940
HIERARCH ESO INS SOBJ NAME HD_66940
RA 120.869763
DEC -49.4984
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 342.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 84.712
HIERARCH ESO ISS PBL12 END 85.204
HIERARCH ESO ISS PBLA12 START 102.4
HIERARCH ESO ISS PBLA12 END 103.4
HIERARCH ESO ISS PBL13 START 126.575
HIERARCH ESO ISS PBL13 END 126.975
HIERARCH ESO ISS PBLA13 START 80.1
HIERARCH ESO ISS PBLA13 END 81.2
HIERARCH ESO ISS PBL14 START 127.922
HIERARCH ESO ISS PBL14 END 127.964
HIERARCH ESO ISS PBLA14 START 60.545
HIERARCH ESO ISS PBLA14 END 61.642
HIERARCH ESO ISS PBL23 START 57.942
HIERARCH ESO ISS PBL23 END 57.87
HIERARCH ESO ISS PBLA23 START 46.4
HIERARCH ESO ISS PBLA23 END 47.4
HIERARCH ESO ISS PBL24 START 86.051
HIERARCH ESO ISS PBL24 END 85.896
HIERARCH ESO ISS PBLA24 START 19.458
HIERARCH ESO ISS PBLA24 END 20.259
HIERARCH ESO ISS PBL34 START 43.29
HIERARCH ESO ISS PBL34 END 43.398
HIERARCH ESO ISS PBLA34 START 342.097
HIERARCH ESO ISS PBLA34 END 342.734
HIERARCH ESO ISS AMBI TAU0 START 0.000438
HIERARCH ESO ISS AMBI TAU0 END 0.000438
HIERARCH ESO ISS AMBI TEMP 12.52
HIERARCH ESO ISS AMBI FWHM START 1.74
HIERARCH ESO ISS AMBI FWHM END 2.08