Exposure
ID
GRAVI.2025-04-25T04:03:23.976_1
Header ID
GRAVI.2025-04-25T04:03:23.976
Date updated
2025-04-25 04:15:55 UTC+0000
Release date
2026-04-25 04:15:55 UTC+0000
UTC Start
2025-04-25 04:03:23.976
UTC End
2025-04-25 04:07:23.976
MJD Start
60790.1690275
MJD End
60790.17180527778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0105585
Ambient temperature (°C)
14.61
Seeing (arcsec)
0.44999999999999996
Observation
ID
66980
Category
science
Program ID
115.282L.002
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / GARDNER / BECK
Target
ID
49797
Name
HD_120791
RA
207.947518
DEC
-5.66892
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.2700 90.1470 114.2000 114.3000
A0-J2 129.0000 129.1220 92.2000 92.3000
A0-K0 125.9690 126.3430 71.3370 71.4950
G1-J2 56.4310 56.6420 55.6000 55.8000
G1-K0 85.6530 85.8830 25.5780 25.9970
J2-K0 46.3400 46.2850 348.0950 348.5280
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.282L.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60790.1690275
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 120791
HIERARCH ESO INS SOBJ NAME HD_120791
RA 207.947518
DEC -5.66892
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 90.27
HIERARCH ESO ISS PBL12 END 90.147
HIERARCH ESO ISS PBLA12 START 114.2
HIERARCH ESO ISS PBLA12 END 114.3
HIERARCH ESO ISS PBL13 START 129.0
HIERARCH ESO ISS PBL13 END 129.122
HIERARCH ESO ISS PBLA13 START 92.2
HIERARCH ESO ISS PBLA13 END 92.3
HIERARCH ESO ISS PBL14 START 125.969
HIERARCH ESO ISS PBL14 END 126.343
HIERARCH ESO ISS PBLA14 START 71.337
HIERARCH ESO ISS PBLA14 END 71.495
HIERARCH ESO ISS PBL23 START 56.431
HIERARCH ESO ISS PBL23 END 56.642
HIERARCH ESO ISS PBLA23 START 55.6
HIERARCH ESO ISS PBLA23 END 55.8
HIERARCH ESO ISS PBL24 START 85.653
HIERARCH ESO ISS PBL24 END 85.883
HIERARCH ESO ISS PBLA24 START 25.578
HIERARCH ESO ISS PBLA24 END 25.997
HIERARCH ESO ISS PBL34 START 46.34
HIERARCH ESO ISS PBL34 END 46.285
HIERARCH ESO ISS PBLA34 START 348.095
HIERARCH ESO ISS PBLA34 END 348.528
HIERARCH ESO ISS AMBI TAU0 START 0.010681
HIERARCH ESO ISS AMBI TAU0 END 0.010436
HIERARCH ESO ISS AMBI TEMP 14.61
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.49