Exposure
ID
GRAVI.2025-12-14T08:29:22.361_1
Header ID
GRAVI.2025-12-14T08:29:22.361
Date updated
2025-12-14 08:40:52 UTC+0000
Release date
2026-12-14 08:40:52 UTC+0000
UTC Start
2025-12-14 08:29:22.361
UTC End
2025-12-14 08:34:42.361
MJD Start
61023.35373103
MJD End
61023.357434733705
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.001205
Ambient temperature (°C)
11.59
Seeing (arcsec)
2.28
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 85.3620 84.9370 137.7000 138.9000
A0-J2 114.4720 113.3170 114.0000 115.1000
A0-K0 109.3300 107.9230 89.2990 90.0840
G1-J2 49.9660 49.3690 70.7000 71.2000
G1-K0 82.8190 82.3350 38.8280 39.2020
J2-K0 48.2070 48.1930 5.6900 6.3160
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 61023.35373103
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 85.362
HIERARCH ESO ISS PBL12 END 84.937
HIERARCH ESO ISS PBLA12 START 137.7
HIERARCH ESO ISS PBLA12 END 138.9
HIERARCH ESO ISS PBL13 START 114.472
HIERARCH ESO ISS PBL13 END 113.317
HIERARCH ESO ISS PBLA13 START 114.0
HIERARCH ESO ISS PBLA13 END 115.1
HIERARCH ESO ISS PBL14 START 109.33
HIERARCH ESO ISS PBL14 END 107.923
HIERARCH ESO ISS PBLA14 START 89.299
HIERARCH ESO ISS PBLA14 END 90.084
HIERARCH ESO ISS PBL23 START 49.966
HIERARCH ESO ISS PBL23 END 49.369
HIERARCH ESO ISS PBLA23 START 70.7
HIERARCH ESO ISS PBLA23 END 71.2
HIERARCH ESO ISS PBL24 START 82.819
HIERARCH ESO ISS PBL24 END 82.335
HIERARCH ESO ISS PBLA24 START 38.828
HIERARCH ESO ISS PBLA24 END 39.202
HIERARCH ESO ISS PBL34 START 48.207
HIERARCH ESO ISS PBL34 END 48.193
HIERARCH ESO ISS PBLA34 START 5.69
HIERARCH ESO ISS PBLA34 END 6.316
HIERARCH ESO ISS AMBI TAU0 START 0.001205
HIERARCH ESO ISS AMBI TAU0 END 0.001205
HIERARCH ESO ISS AMBI TEMP 11.59
HIERARCH ESO ISS AMBI FWHM START 2.28
HIERARCH ESO ISS AMBI FWHM END 2.28