Exposure
ID
GRAVI.2025-10-28T02:29:49.129_1
Header ID
GRAVI.2025-10-28T02:29:49.129
Date updated
2025-10-28 02:40:55 UTC+0000
Release date
2025-10-28 02:29:49 UTC+0000
UTC Start
2025-10-28 02:29:49.129
UTC End
2025-10-28 02:35:09.129
MJD Start
60976.10404085
MJD End
60976.1077445537
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.0044465
Ambient temperature (°C)
11.39
Seeing (arcsec)
1.06
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 90.3850 90.3400 140.5000 141.7000
A0-J2 123.3500 122.8820 121.9000 123.2000
A0-K0 111.8130 110.9420 101.8960 103.1560
G1-J2 47.3820 46.9000 84.6000 85.7000
G1-K0 69.8170 69.2040 48.0380 48.7500
J2-K0 42.4800 42.4400 6.4130 7.1230
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 60976.10404085
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 90.385
HIERARCH ESO ISS PBL12 END 90.34
HIERARCH ESO ISS PBLA12 START 140.5
HIERARCH ESO ISS PBLA12 END 141.7
HIERARCH ESO ISS PBL13 START 123.35
HIERARCH ESO ISS PBL13 END 122.882
HIERARCH ESO ISS PBLA13 START 121.9
HIERARCH ESO ISS PBLA13 END 123.2
HIERARCH ESO ISS PBL14 START 111.813
HIERARCH ESO ISS PBL14 END 110.942
HIERARCH ESO ISS PBLA14 START 101.896
HIERARCH ESO ISS PBLA14 END 103.156
HIERARCH ESO ISS PBL23 START 47.382
HIERARCH ESO ISS PBL23 END 46.9
HIERARCH ESO ISS PBLA23 START 84.6
HIERARCH ESO ISS PBLA23 END 85.7
HIERARCH ESO ISS PBL24 START 69.817
HIERARCH ESO ISS PBL24 END 69.204
HIERARCH ESO ISS PBLA24 START 48.038
HIERARCH ESO ISS PBLA24 END 48.75
HIERARCH ESO ISS PBL34 START 42.48
HIERARCH ESO ISS PBL34 END 42.44
HIERARCH ESO ISS PBLA34 START 6.413
HIERARCH ESO ISS PBLA34 END 7.123
HIERARCH ESO ISS AMBI TAU0 START 0.003786
HIERARCH ESO ISS AMBI TAU0 END 0.005107
HIERARCH ESO ISS AMBI TEMP 11.39
HIERARCH ESO ISS AMBI FWHM START 1.16
HIERARCH ESO ISS AMBI FWHM END 0.96