Exposure
ID
GRAVI.2025-07-18T09:37:44.604_1
Header ID
GRAVI.2025-07-18T09:37:44.604
Date updated
2025-07-18 09:55:45 UTC+0000
Release date
2025-07-18 09:37:44 UTC+0000
UTC Start
2025-07-18 09:37:44.604
UTC End
2025-07-18 09:43:44.604
MJD Start
60874.40121069
MJD End
60874.40537735666
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.006163500000000001
Ambient temperature (°C)
13.84
Seeing (arcsec)
0.5900000000000001
Observation
ID
68852
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
51222
Name
HD_22707
RA
53.964038
DEC
-59.87141
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 73.0980 73.8040 74.2000 75.7000
A0-J2 119.6600 120.1960 52.8000 54.4000
A0-K0 127.0230 127.1500 36.5860 38.0190
G1-J2 58.0510 58.0220 25.5000 26.8000
G1-K0 82.2380 82.2000 3.7570 4.7520
J2-K0 35.5710 35.8210 326.5330 327.2760
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 60874.40121069
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 22707
HIERARCH ESO INS SOBJ NAME HD_22707
RA 53.964038
DEC -59.87141
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 376.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 73.098
HIERARCH ESO ISS PBL12 END 73.804
HIERARCH ESO ISS PBLA12 START 74.2
HIERARCH ESO ISS PBLA12 END 75.7
HIERARCH ESO ISS PBL13 START 119.66
HIERARCH ESO ISS PBL13 END 120.196
HIERARCH ESO ISS PBLA13 START 52.8
HIERARCH ESO ISS PBLA13 END 54.4
HIERARCH ESO ISS PBL14 START 127.023
HIERARCH ESO ISS PBL14 END 127.15
HIERARCH ESO ISS PBLA14 START 36.586
HIERARCH ESO ISS PBLA14 END 38.019
HIERARCH ESO ISS PBL23 START 58.051
HIERARCH ESO ISS PBL23 END 58.022
HIERARCH ESO ISS PBLA23 START 25.5
HIERARCH ESO ISS PBLA23 END 26.8
HIERARCH ESO ISS PBL24 START 82.238
HIERARCH ESO ISS PBL24 END 82.2
HIERARCH ESO ISS PBLA24 START 3.757
HIERARCH ESO ISS PBLA24 END 4.752
HIERARCH ESO ISS PBL34 START 35.571
HIERARCH ESO ISS PBL34 END 35.821
HIERARCH ESO ISS PBLA34 START 326.533
HIERARCH ESO ISS PBLA34 END 327.276
HIERARCH ESO ISS AMBI TAU0 START 0.005818
HIERARCH ESO ISS AMBI TAU0 END 0.006509
HIERARCH ESO ISS AMBI TEMP 13.84
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.54