Exposure
ID
GRAVI.2025-03-20T02:36:40.560_1
Header ID
GRAVI.2025-03-20T02:36:40.560
Date updated
2025-03-20 02:50:44 UTC+0000
Release date
2025-03-20 02:36:40 UTC+0000
UTC Start
2025-03-20 02:36:40.560
UTC End
2025-03-20 02:40:40.560
MJD Start
60754.10880278
MJD End
60754.11158055778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0064475
Ambient temperature (°C)
16.31
Seeing (arcsec)
0.685
Observation
ID
65708
Category
calibrator
Program ID
114.27CL.001
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATION BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / GARDNER
Target
ID
48884
Name
HD_56266
RA
108.115652
DEC
-61.38184
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 90.4990 90.5040 143.8000 144.8000
A0-J2 124.5980 124.3520 127.0000 128.1000
A0-K0 111.5550 111.0230 108.8510 109.8860
G1-J2 46.0740 45.7540 92.5000 93.5000
G1-K0 63.9420 63.4720 54.6490 55.2920
J2-K0 39.4890 39.4480 8.9200 9.4950
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27CL.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60754.10880278
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 56266
HIERARCH ESO INS SOBJ NAME HD_56266
RA 108.115652
DEC -61.38184
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 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 90.499
HIERARCH ESO ISS PBL12 END 90.504
HIERARCH ESO ISS PBLA12 START 143.8
HIERARCH ESO ISS PBLA12 END 144.8
HIERARCH ESO ISS PBL13 START 124.598
HIERARCH ESO ISS PBL13 END 124.352
HIERARCH ESO ISS PBLA13 START 127.0
HIERARCH ESO ISS PBLA13 END 128.1
HIERARCH ESO ISS PBL14 START 111.555
HIERARCH ESO ISS PBL14 END 111.023
HIERARCH ESO ISS PBLA14 START 108.851
HIERARCH ESO ISS PBLA14 END 109.886
HIERARCH ESO ISS PBL23 START 46.074
HIERARCH ESO ISS PBL23 END 45.754
HIERARCH ESO ISS PBLA23 START 92.5
HIERARCH ESO ISS PBLA23 END 93.5
HIERARCH ESO ISS PBL24 START 63.942
HIERARCH ESO ISS PBL24 END 63.472
HIERARCH ESO ISS PBLA24 START 54.649
HIERARCH ESO ISS PBLA24 END 55.292
HIERARCH ESO ISS PBL34 START 39.489
HIERARCH ESO ISS PBL34 END 39.448
HIERARCH ESO ISS PBLA34 START 8.92
HIERARCH ESO ISS PBLA34 END 9.495
HIERARCH ESO ISS AMBI TAU0 START 0.005703
HIERARCH ESO ISS AMBI TAU0 END 0.007192
HIERARCH ESO ISS AMBI TEMP 16.31
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.63