Exposure
ID
GRAVI.2025-08-29T07:38:08.529_1
Header ID
GRAVI.2025-08-29T07:38:08.529
Date updated
2025-08-29 07:55:55 UTC+0000
Release date
2026-08-29 07:55:55 UTC+0000
UTC Start
2025-08-29 07:38:08.529
UTC End
2025-08-29 07:44:48.529
MJD Start
60916.31815427
MJD End
60916.322783899624
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0031875000000000002
Ambient temperature (°C)
9.88
Seeing (arcsec)
0.815
Observation
ID
70152
Category
science
Program ID
115.282L.001
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / GARDNER / BECK
Target
ID
52051
Name
CD-72_156
RA
50.720957
DEC
-71.68235
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 80.1540 80.5480 81.4000 83.1000
A0-J2 126.9100 127.1170 64.3000 66.0000
A0-K0 127.3540 127.2560 50.0920 51.7000
G1-J2 55.4960 55.3860 39.3000 40.8000
G1-K0 72.0800 71.9410 14.8310 16.0730
J2-K0 31.5100 31.6940 328.0190 329.1150
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.282L.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60916.31815427
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME CD-72 156
HIERARCH ESO INS SOBJ NAME CD-72_156
RA 50.720957
DEC -71.68235
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 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 80.154
HIERARCH ESO ISS PBL12 END 80.548
HIERARCH ESO ISS PBLA12 START 81.4
HIERARCH ESO ISS PBLA12 END 83.1
HIERARCH ESO ISS PBL13 START 126.91
HIERARCH ESO ISS PBL13 END 127.117
HIERARCH ESO ISS PBLA13 START 64.3
HIERARCH ESO ISS PBLA13 END 66.0
HIERARCH ESO ISS PBL14 START 127.354
HIERARCH ESO ISS PBL14 END 127.256
HIERARCH ESO ISS PBLA14 START 50.092
HIERARCH ESO ISS PBLA14 END 51.7
HIERARCH ESO ISS PBL23 START 55.496
HIERARCH ESO ISS PBL23 END 55.386
HIERARCH ESO ISS PBLA23 START 39.3
HIERARCH ESO ISS PBLA23 END 40.8
HIERARCH ESO ISS PBL24 START 72.08
HIERARCH ESO ISS PBL24 END 71.941
HIERARCH ESO ISS PBLA24 START 14.831
HIERARCH ESO ISS PBLA24 END 16.073
HIERARCH ESO ISS PBL34 START 31.51
HIERARCH ESO ISS PBL34 END 31.694
HIERARCH ESO ISS PBLA34 START 328.019
HIERARCH ESO ISS PBLA34 END 329.115
HIERARCH ESO ISS AMBI TAU0 START 0.002869
HIERARCH ESO ISS AMBI TAU0 END 0.003506
HIERARCH ESO ISS AMBI TEMP 9.88
HIERARCH ESO ISS AMBI FWHM START 0.88
HIERARCH ESO ISS AMBI FWHM END 0.75