Exposure
ID
GRAVI.2025-12-14T07:06:13.150_1
Header ID
GRAVI.2025-12-14T07:06:13.150
Date updated
2025-12-14 07:21:01 UTC+0000
Release date
2026-12-14 07:21:01 UTC+0000
UTC Start
2025-12-14 07:06:13.150
UTC End
2025-12-14 07:11:33.150
MJD Start
61023.29598553
MJD End
61023.2996892337
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.001205
Ambient temperature (°C)
12.61
Seeing (arcsec)
1.915
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 89.9770 89.7940 123.6000 124.4000
A0-J2 126.8250 126.2900 100.6000 101.5000
A0-K0 124.1400 123.4770 78.4890 79.2200
G1-J2 56.2490 55.9620 62.0000 62.7000
G1-K0 87.9340 87.6910 32.0600 32.6000
J2-K0 48.2430 48.2510 356.4260 357.0620
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 61023.29598553
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 89.977
HIERARCH ESO ISS PBL12 END 89.794
HIERARCH ESO ISS PBLA12 START 123.6
HIERARCH ESO ISS PBLA12 END 124.4
HIERARCH ESO ISS PBL13 START 126.825
HIERARCH ESO ISS PBL13 END 126.29
HIERARCH ESO ISS PBLA13 START 100.6
HIERARCH ESO ISS PBLA13 END 101.5
HIERARCH ESO ISS PBL14 START 124.14
HIERARCH ESO ISS PBL14 END 123.477
HIERARCH ESO ISS PBLA14 START 78.489
HIERARCH ESO ISS PBLA14 END 79.22
HIERARCH ESO ISS PBL23 START 56.249
HIERARCH ESO ISS PBL23 END 55.962
HIERARCH ESO ISS PBLA23 START 62.0
HIERARCH ESO ISS PBLA23 END 62.7
HIERARCH ESO ISS PBL24 START 87.934
HIERARCH ESO ISS PBL24 END 87.691
HIERARCH ESO ISS PBLA24 START 32.06
HIERARCH ESO ISS PBLA24 END 32.6
HIERARCH ESO ISS PBL34 START 48.243
HIERARCH ESO ISS PBL34 END 48.251
HIERARCH ESO ISS PBLA34 START 356.426
HIERARCH ESO ISS PBLA34 END 357.062
HIERARCH ESO ISS AMBI TAU0 START 0.001205
HIERARCH ESO ISS AMBI TAU0 END 0.001205
HIERARCH ESO ISS AMBI TEMP 12.61
HIERARCH ESO ISS AMBI FWHM START 1.91
HIERARCH ESO ISS AMBI FWHM END 1.92