Exposure
ID
GRAVI.2025-12-14T06:02:24.988_1
Header ID
GRAVI.2025-12-14T06:02:24.988
Date updated
2025-12-14 06:15:56 UTC+0000
Release date
2026-12-14 06:15:56 UTC+0000
UTC Start
2025-12-14 06:02:24.988
UTC End
2025-12-14 06:07:44.988
MJD Start
61023.2516781
MJD End
61023.255381803705
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.000438
Ambient temperature (°C)
12.54
Seeing (arcsec)
1.8
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 84.1720 84.6890 101.4000 102.4000
A0-J2 126.1220 126.5550 78.9000 80.1000
A0-K0 127.8510 127.9200 59.3850 60.4930
G1-J2 58.0080 57.9450 45.3000 46.4000
G1-K0 86.2050 86.0580 18.6130 19.4200
J2-K0 43.1710 43.2850 341.4320 342.0670
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 61023.2516781
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 84.172
HIERARCH ESO ISS PBL12 END 84.689
HIERARCH ESO ISS PBLA12 START 101.4
HIERARCH ESO ISS PBLA12 END 102.4
HIERARCH ESO ISS PBL13 START 126.122
HIERARCH ESO ISS PBL13 END 126.555
HIERARCH ESO ISS PBLA13 START 78.9
HIERARCH ESO ISS PBLA13 END 80.1
HIERARCH ESO ISS PBL14 START 127.851
HIERARCH ESO ISS PBL14 END 127.92
HIERARCH ESO ISS PBLA14 START 59.385
HIERARCH ESO ISS PBLA14 END 60.493
HIERARCH ESO ISS PBL23 START 58.008
HIERARCH ESO ISS PBL23 END 57.945
HIERARCH ESO ISS PBLA23 START 45.3
HIERARCH ESO ISS PBLA23 END 46.4
HIERARCH ESO ISS PBL24 START 86.205
HIERARCH ESO ISS PBL24 END 86.058
HIERARCH ESO ISS PBLA24 START 18.613
HIERARCH ESO ISS PBLA24 END 19.42
HIERARCH ESO ISS PBL34 START 43.171
HIERARCH ESO ISS PBL34 END 43.285
HIERARCH ESO ISS PBLA34 START 341.432
HIERARCH ESO ISS PBLA34 END 342.067
HIERARCH ESO ISS AMBI TAU0 START 0.000438
HIERARCH ESO ISS AMBI TAU0 END 0.000438
HIERARCH ESO ISS AMBI TEMP 12.54
HIERARCH ESO ISS AMBI FWHM START 1.86
HIERARCH ESO ISS AMBI FWHM END 1.74