Exposure
ID
GRAVI.2025-10-28T02:17:43.098_1
Header ID
GRAVI.2025-10-28T02:17:43.098
Date updated
2025-10-28 02:31:16 UTC+0000
Release date
2025-10-28 02:17:43 UTC+0000
UTC Start
2025-10-28 02:17:43.098
UTC End
2025-10-28 02:23:03.098
MJD Start
60976.09563771
MJD End
60976.099341413705
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.0054105
Ambient temperature (°C)
11.73
Seeing (arcsec)
0.97
Observation
ID
71024
Category
calibrator
Program ID
116.28ZV.004
Program Title
VLTI SURVEY ON GAIA BINARIES: STELLAR EVOLUTION AND BINARY FORMATION AT LOW/HIGH METALLICITY
Program Type
Normal
PI / COI
LU / KRAUS
Target
ID
52707
Name
HD_207944
RA
328.627963
DEC
-55.18442
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.4610 90.4300 137.9000 139.1000
A0-J2 124.3150 123.8730 119.2000 120.5000
A0-K0 113.6200 112.7880 99.2350 100.4690
G1-J2 48.3800 47.9210 82.2000 83.3000
G1-K0 71.0830 70.5010 46.5000 47.2190
J2-K0 42.5510 42.5200 4.8860 5.5990
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28ZV.004
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60976.09563771
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 207944
HIERARCH ESO INS SOBJ NAME HD_207944
RA 328.627963
DEC -55.18442
HIERARCH ESO INS SPEC RES MEDIUM
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 339.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 90.461
HIERARCH ESO ISS PBL12 END 90.43
HIERARCH ESO ISS PBLA12 START 137.9
HIERARCH ESO ISS PBLA12 END 139.1
HIERARCH ESO ISS PBL13 START 124.315
HIERARCH ESO ISS PBL13 END 123.873
HIERARCH ESO ISS PBLA13 START 119.2
HIERARCH ESO ISS PBLA13 END 120.5
HIERARCH ESO ISS PBL14 START 113.62
HIERARCH ESO ISS PBL14 END 112.788
HIERARCH ESO ISS PBLA14 START 99.235
HIERARCH ESO ISS PBLA14 END 100.469
HIERARCH ESO ISS PBL23 START 48.38
HIERARCH ESO ISS PBL23 END 47.921
HIERARCH ESO ISS PBLA23 START 82.2
HIERARCH ESO ISS PBLA23 END 83.3
HIERARCH ESO ISS PBL24 START 71.083
HIERARCH ESO ISS PBL24 END 70.501
HIERARCH ESO ISS PBLA24 START 46.5
HIERARCH ESO ISS PBLA24 END 47.219
HIERARCH ESO ISS PBL34 START 42.551
HIERARCH ESO ISS PBL34 END 42.52
HIERARCH ESO ISS PBLA34 START 4.886
HIERARCH ESO ISS PBLA34 END 5.599
HIERARCH ESO ISS AMBI TAU0 START 0.005834
HIERARCH ESO ISS AMBI TAU0 END 0.004987
HIERARCH ESO ISS AMBI TEMP 11.73
HIERARCH ESO ISS AMBI FWHM START 0.99
HIERARCH ESO ISS AMBI FWHM END 0.95