Exposure
ID
GRAVI.2025-10-31T08:23:57.547_1
Header ID
GRAVI.2025-10-31T08:23:57.547
Date updated
2025-10-31 08:36:12 UTC+0000
Release date
2025-10-31 08:23:57 UTC+0000
UTC Start
2025-10-31 08:23:57.547
UTC End
2025-10-31 08:29:57.547
MJD Start
60979.34997161
MJD End
60979.35413827666
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0018075
Ambient temperature (°C)
12.04
Seeing (arcsec)
0.735
Observation
ID
71077
Category
calibrator
Program ID
116.28SD.001
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / BECK
Target
ID
52757
Name
HD_60650
RA
112.714961
DEC
-66.34872
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 82.8680 83.2630 94.7000 96.1000
A0-J2 127.7390 127.9420 76.2000 77.7000
A0-K0 127.2510 127.1130 60.2070 61.6190
G1-J2 55.7590 55.6180 48.1000 49.4000
G1-K0 75.3810 75.1720 21.6830 22.7390
J2-K0 35.4940 35.6320 337.4360 338.3350
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28SD.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60979.34997161
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 60650
HIERARCH ESO INS SOBJ NAME HD_60650
RA 112.714961
DEC -66.34872
HIERARCH ESO INS SPEC RES HIGH
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 377.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 82.868
HIERARCH ESO ISS PBL12 END 83.263
HIERARCH ESO ISS PBLA12 START 94.7
HIERARCH ESO ISS PBLA12 END 96.1
HIERARCH ESO ISS PBL13 START 127.739
HIERARCH ESO ISS PBL13 END 127.942
HIERARCH ESO ISS PBLA13 START 76.2
HIERARCH ESO ISS PBLA13 END 77.7
HIERARCH ESO ISS PBL14 START 127.251
HIERARCH ESO ISS PBL14 END 127.113
HIERARCH ESO ISS PBLA14 START 60.207
HIERARCH ESO ISS PBLA14 END 61.619
HIERARCH ESO ISS PBL23 START 55.759
HIERARCH ESO ISS PBL23 END 55.618
HIERARCH ESO ISS PBLA23 START 48.1
HIERARCH ESO ISS PBLA23 END 49.4
HIERARCH ESO ISS PBL24 START 75.381
HIERARCH ESO ISS PBL24 END 75.172
HIERARCH ESO ISS PBLA24 START 21.683
HIERARCH ESO ISS PBLA24 END 22.739
HIERARCH ESO ISS PBL34 START 35.494
HIERARCH ESO ISS PBL34 END 35.632
HIERARCH ESO ISS PBLA34 START 337.436
HIERARCH ESO ISS PBLA34 END 338.335
HIERARCH ESO ISS AMBI TAU0 START 0.001906
HIERARCH ESO ISS AMBI TAU0 END 0.001709
HIERARCH ESO ISS AMBI TEMP 12.04
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.76