Exposure
ID
GRAVI.2025-12-14T07:23:19.193_1
Header ID
GRAVI.2025-12-14T07:23:19.193
Date updated
2025-12-14 07:41:40 UTC+0000
Release date
2026-12-14 07:41:40 UTC+0000
UTC Start
2025-12-14 07:23:19.193
UTC End
2025-12-14 07:28:39.193
MJD Start
61023.30786103
MJD End
61023.3115647337
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.001205
Ambient temperature (°C)
12.3
Seeing (arcsec)
2.58
Observation
ID
72280
Category
science
Program ID
116.28SD.002
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / BECK
Target
ID
53685
Name
HD_52703
RA
105.204714
DEC
-33.46507
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 89.3580 89.1060 126.2000 127.1000
A0-J2 125.0730 124.3900 103.2000 104.0000
A0-K0 121.9990 121.1790 80.6720 81.3990
G1-J2 55.3260 54.9770 63.9000 64.5000
G1-K0 87.1620 86.8750 33.6430 34.1500
J2-K0 48.2610 48.2640 358.3330 358.9700
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28SD.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 61023.30786103
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 52703
HIERARCH ESO INS SOBJ NAME HD_52703
RA 105.204714
DEC -33.46507
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 342.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 89.358
HIERARCH ESO ISS PBL12 END 89.106
HIERARCH ESO ISS PBLA12 START 126.2
HIERARCH ESO ISS PBLA12 END 127.1
HIERARCH ESO ISS PBL13 START 125.073
HIERARCH ESO ISS PBL13 END 124.39
HIERARCH ESO ISS PBLA13 START 103.2
HIERARCH ESO ISS PBLA13 END 104.0
HIERARCH ESO ISS PBL14 START 121.999
HIERARCH ESO ISS PBL14 END 121.179
HIERARCH ESO ISS PBLA14 START 80.672
HIERARCH ESO ISS PBLA14 END 81.399
HIERARCH ESO ISS PBL23 START 55.326
HIERARCH ESO ISS PBL23 END 54.977
HIERARCH ESO ISS PBLA23 START 63.9
HIERARCH ESO ISS PBLA23 END 64.5
HIERARCH ESO ISS PBL24 START 87.162
HIERARCH ESO ISS PBL24 END 86.875
HIERARCH ESO ISS PBLA24 START 33.643
HIERARCH ESO ISS PBLA24 END 34.15
HIERARCH ESO ISS PBL34 START 48.261
HIERARCH ESO ISS PBL34 END 48.264
HIERARCH ESO ISS PBLA34 START 358.333
HIERARCH ESO ISS PBLA34 END 358.97
HIERARCH ESO ISS AMBI TAU0 START 0.001205
HIERARCH ESO ISS AMBI TAU0 END 0.001205
HIERARCH ESO ISS AMBI TEMP 12.3
HIERARCH ESO ISS AMBI FWHM START 2.49
HIERARCH ESO ISS AMBI FWHM END 2.67