Exposure
ID
GRAVI.2025-04-26T02:46:13.165_1
Header ID
GRAVI.2025-04-26T02:46:13.165
Date updated
2025-04-26 03:00:42 UTC+0000
Release date
2026-04-26 03:00:42 UTC+0000
UTC Start
2025-04-26 02:46:13.165
UTC End
2025-04-26 02:50:13.165
MJD Start
60791.11543015
MJD End
60791.11820792778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.008797
Ambient temperature (°C)
14.09
Seeing (arcsec)
0.475
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 88.3230 88.6460 112.8000 112.9000
A0-J2 120.0600 120.9210 90.5000 90.6000
A0-K0 113.7460 114.7270 67.2520 67.5650
G1-J2 51.0240 51.4110 49.2000 49.7000
G1-K0 81.6990 81.9080 16.7090 17.2940
J2-K0 47.4280 47.3640 341.3590 341.6980
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 60791.11543015
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 88.323
HIERARCH ESO ISS PBL12 END 88.646
HIERARCH ESO ISS PBLA12 START 112.8
HIERARCH ESO ISS PBLA12 END 112.9
HIERARCH ESO ISS PBL13 START 120.06
HIERARCH ESO ISS PBL13 END 120.921
HIERARCH ESO ISS PBLA13 START 90.5
HIERARCH ESO ISS PBLA13 END 90.6
HIERARCH ESO ISS PBL14 START 113.746
HIERARCH ESO ISS PBL14 END 114.727
HIERARCH ESO ISS PBLA14 START 67.252
HIERARCH ESO ISS PBLA14 END 67.565
HIERARCH ESO ISS PBL23 START 51.024
HIERARCH ESO ISS PBL23 END 51.411
HIERARCH ESO ISS PBLA23 START 49.2
HIERARCH ESO ISS PBLA23 END 49.7
HIERARCH ESO ISS PBL24 START 81.699
HIERARCH ESO ISS PBL24 END 81.908
HIERARCH ESO ISS PBLA24 START 16.709
HIERARCH ESO ISS PBLA24 END 17.294
HIERARCH ESO ISS PBL34 START 47.428
HIERARCH ESO ISS PBL34 END 47.364
HIERARCH ESO ISS PBLA34 START 341.359
HIERARCH ESO ISS PBLA34 END 341.698
HIERARCH ESO ISS AMBI TAU0 START 0.007162
HIERARCH ESO ISS AMBI TAU0 END 0.010432
HIERARCH ESO ISS AMBI TEMP 14.09
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.46