Exposure
ID
GRAVI.2025-12-14T08:49:46.413_1
Header ID
GRAVI.2025-12-14T08:49:46.413
Date updated
2025-12-14 09:01:01 UTC+0000
Release date
2026-12-14 09:01:01 UTC+0000
UTC Start
2025-12-14 08:49:46.413
UTC End
2025-12-14 08:55:06.413
MJD Start
61023.3678983
MJD End
61023.3716020037
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.001205
Ambient temperature (°C)
11.57
Seeing (arcsec)
1.78
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 83.8190 83.3780 141.8000 143.0000
A0-J2 110.2100 108.9550 117.9000 119.1000
A0-K0 104.0870 102.5140 92.1560 92.9860
G1-J2 47.7340 47.0600 72.6000 73.1000
G1-K0 81.0050 80.4540 40.1080 40.4370
J2-K0 48.1470 48.1260 7.9170 8.5350
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 61023.3678983
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 83.819
HIERARCH ESO ISS PBL12 END 83.378
HIERARCH ESO ISS PBLA12 START 141.8
HIERARCH ESO ISS PBLA12 END 143.0
HIERARCH ESO ISS PBL13 START 110.21
HIERARCH ESO ISS PBL13 END 108.955
HIERARCH ESO ISS PBLA13 START 117.9
HIERARCH ESO ISS PBLA13 END 119.1
HIERARCH ESO ISS PBL14 START 104.087
HIERARCH ESO ISS PBL14 END 102.514
HIERARCH ESO ISS PBLA14 START 92.156
HIERARCH ESO ISS PBLA14 END 92.986
HIERARCH ESO ISS PBL23 START 47.734
HIERARCH ESO ISS PBL23 END 47.06
HIERARCH ESO ISS PBLA23 START 72.6
HIERARCH ESO ISS PBLA23 END 73.1
HIERARCH ESO ISS PBL24 START 81.005
HIERARCH ESO ISS PBL24 END 80.454
HIERARCH ESO ISS PBLA24 START 40.108
HIERARCH ESO ISS PBLA24 END 40.437
HIERARCH ESO ISS PBL34 START 48.147
HIERARCH ESO ISS PBL34 END 48.126
HIERARCH ESO ISS PBLA34 START 7.917
HIERARCH ESO ISS PBLA34 END 8.535
HIERARCH ESO ISS AMBI TAU0 START 0.001205
HIERARCH ESO ISS AMBI TAU0 END 0.001205
HIERARCH ESO ISS AMBI TEMP 11.57
HIERARCH ESO ISS AMBI FWHM START 1.78
HIERARCH ESO ISS AMBI FWHM END 1.78