Exposure
ID
GRAVI.2025-04-26T03:09:22.224_1
Header ID
GRAVI.2025-04-26T03:09:22.224
Date updated
2025-04-26 03:20:53 UTC+0000
Release date
2025-04-26 03:09:22 UTC+0000
UTC Start
2025-04-26 03:09:22.224
UTC End
2025-04-26 03:13:22.224
MJD Start
60791.13150722
MJD End
60791.13428499778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0083045
Ambient temperature (°C)
14.52
Seeing (arcsec)
0.52
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 90.0580 90.1980 113.2000 113.3000
A0-J2 124.8850 125.4780 91.6000 91.6000
A0-K0 119.0070 119.8050 69.6850 69.9020
G1-J2 52.9480 53.2990 52.6000 53.0000
G1-K0 82.0890 82.3370 20.5750 21.1060
J2-K0 46.6420 46.5700 343.5140 343.8940
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 60791.13150722
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 90.058
HIERARCH ESO ISS PBL12 END 90.198
HIERARCH ESO ISS PBLA12 START 113.2
HIERARCH ESO ISS PBLA12 END 113.3
HIERARCH ESO ISS PBL13 START 124.885
HIERARCH ESO ISS PBL13 END 125.478
HIERARCH ESO ISS PBLA13 START 91.6
HIERARCH ESO ISS PBLA13 END 91.6
HIERARCH ESO ISS PBL14 START 119.007
HIERARCH ESO ISS PBL14 END 119.805
HIERARCH ESO ISS PBLA14 START 69.685
HIERARCH ESO ISS PBLA14 END 69.902
HIERARCH ESO ISS PBL23 START 52.948
HIERARCH ESO ISS PBL23 END 53.299
HIERARCH ESO ISS PBLA23 START 52.6
HIERARCH ESO ISS PBLA23 END 53.0
HIERARCH ESO ISS PBL24 START 82.089
HIERARCH ESO ISS PBL24 END 82.337
HIERARCH ESO ISS PBLA24 START 20.575
HIERARCH ESO ISS PBLA24 END 21.106
HIERARCH ESO ISS PBL34 START 46.642
HIERARCH ESO ISS PBL34 END 46.57
HIERARCH ESO ISS PBLA34 START 343.514
HIERARCH ESO ISS PBLA34 END 343.894
HIERARCH ESO ISS AMBI TAU0 START 0.007934
HIERARCH ESO ISS AMBI TAU0 END 0.008675
HIERARCH ESO ISS AMBI TEMP 14.52
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.47