Exposure
ID
GRAVI.2025-08-29T07:45:20.547_1
Header ID
GRAVI.2025-08-29T07:45:20.547
Date updated
2025-08-29 08:00:32 UTC+0000
Release date
2026-08-29 08:00:32 UTC+0000
UTC Start
2025-08-29 07:45:20.547
UTC End
2025-08-29 07:52:00.547
MJD Start
60916.32315448
MJD End
60916.32778410963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.003456
Ambient temperature (°C)
9.96
Seeing (arcsec)
0.755
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 80.5650 80.9540 83.1000 84.8000
A0-J2 127.1260 127.3260 66.1000 67.8000
A0-K0 127.2520 127.1440 51.7700 53.3770
G1-J2 55.3810 55.2660 40.9000 42.4000
G1-K0 71.9340 71.7830 16.1270 17.3690
J2-K0 31.7020 31.8800 329.1630 330.2590
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 60916.32315448
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 80.565
HIERARCH ESO ISS PBL12 END 80.954
HIERARCH ESO ISS PBLA12 START 83.1
HIERARCH ESO ISS PBLA12 END 84.8
HIERARCH ESO ISS PBL13 START 127.126
HIERARCH ESO ISS PBL13 END 127.326
HIERARCH ESO ISS PBLA13 START 66.1
HIERARCH ESO ISS PBLA13 END 67.8
HIERARCH ESO ISS PBL14 START 127.252
HIERARCH ESO ISS PBL14 END 127.144
HIERARCH ESO ISS PBLA14 START 51.77
HIERARCH ESO ISS PBLA14 END 53.377
HIERARCH ESO ISS PBL23 START 55.381
HIERARCH ESO ISS PBL23 END 55.266
HIERARCH ESO ISS PBLA23 START 40.9
HIERARCH ESO ISS PBLA23 END 42.4
HIERARCH ESO ISS PBL24 START 71.934
HIERARCH ESO ISS PBL24 END 71.783
HIERARCH ESO ISS PBLA24 START 16.127
HIERARCH ESO ISS PBLA24 END 17.369
HIERARCH ESO ISS PBL34 START 31.702
HIERARCH ESO ISS PBL34 END 31.88
HIERARCH ESO ISS PBLA34 START 329.163
HIERARCH ESO ISS PBLA34 END 330.259
HIERARCH ESO ISS AMBI TAU0 START 0.003506
HIERARCH ESO ISS AMBI TAU0 END 0.003406
HIERARCH ESO ISS AMBI TEMP 9.96
HIERARCH ESO ISS AMBI FWHM START 0.75
HIERARCH ESO ISS AMBI FWHM END 0.76