Exposure
ID
GRAVI.2025-04-26T03:18:40.248_1
Header ID
GRAVI.2025-04-26T03:18:40.248
Date updated
2025-04-26 03:30:43 UTC+0000
Release date
2025-04-26 03:18:40 UTC+0000
UTC Start
2025-04-26 03:18:40.248
UTC End
2025-04-26 03:22:40.248
MJD Start
60791.13796583
MJD End
60791.14074360778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.008555
Ambient temperature (°C)
14.78
Seeing (arcsec)
0.43
Observation
ID
66979
Category
calibrator
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
49796
Name
HD_120148
RA
206.939614
DEC
-3.98946
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 90.3310 90.4140 113.3000 113.4000
A0-J2 126.1290 126.6270 91.7000 91.8000
A0-K0 120.7110 121.4320 70.1470 70.3450
G1-J2 53.7040 54.0330 53.4000 53.8000
G1-K0 82.6370 82.8890 21.7230 22.2330
J2-K0 46.4840 46.4130 344.3520 344.7460
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.282L.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60791.13796583
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 120148
HIERARCH ESO INS SOBJ NAME HD_120148
RA 206.939614
DEC -3.98946
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 90.331
HIERARCH ESO ISS PBL12 END 90.414
HIERARCH ESO ISS PBLA12 START 113.3
HIERARCH ESO ISS PBLA12 END 113.4
HIERARCH ESO ISS PBL13 START 126.129
HIERARCH ESO ISS PBL13 END 126.627
HIERARCH ESO ISS PBLA13 START 91.7
HIERARCH ESO ISS PBLA13 END 91.8
HIERARCH ESO ISS PBL14 START 120.711
HIERARCH ESO ISS PBL14 END 121.432
HIERARCH ESO ISS PBLA14 START 70.147
HIERARCH ESO ISS PBLA14 END 70.345
HIERARCH ESO ISS PBL23 START 53.704
HIERARCH ESO ISS PBL23 END 54.033
HIERARCH ESO ISS PBLA23 START 53.4
HIERARCH ESO ISS PBLA23 END 53.8
HIERARCH ESO ISS PBL24 START 82.637
HIERARCH ESO ISS PBL24 END 82.889
HIERARCH ESO ISS PBLA24 START 21.723
HIERARCH ESO ISS PBLA24 END 22.233
HIERARCH ESO ISS PBL34 START 46.484
HIERARCH ESO ISS PBL34 END 46.413
HIERARCH ESO ISS PBLA34 START 344.352
HIERARCH ESO ISS PBLA34 END 344.746
HIERARCH ESO ISS AMBI TAU0 START 0.009015
HIERARCH ESO ISS AMBI TAU0 END 0.008095
HIERARCH ESO ISS AMBI TEMP 14.78
HIERARCH ESO ISS AMBI FWHM START 0.43
HIERARCH ESO ISS AMBI FWHM END 0.43