Exposure
ID
GRAVI.2025-10-29T01:43:36.158_1
Header ID
GRAVI.2025-10-29T01:43:36.158
Date updated
2025-10-29 01:56:19 UTC+0000
Release date
2026-10-29 01:56:18 UTC+0000
UTC Start
2025-10-29 01:43:36.158
UTC End
2025-10-29 01:48:56.158
MJD Start
60977.07194627
MJD End
60977.0756499737
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.008414999999999999
Ambient temperature (°C)
13.49
Seeing (arcsec)
0.605
Observation
ID
71023
Category
science
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
52706
Name
HD_207453
RA
327.679565
DEC
-53.34102
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 90.5050 90.4930 132.5000 133.7000
A0-J2 125.8230 125.4120 113.0000 114.2000
A0-K0 117.1430 116.3690 92.8140 93.9700
G1-J2 50.5950 50.1750 76.2000 77.2000
G1-K0 74.8330 74.3200 42.2310 42.9360
J2-K0 43.3690 43.3580 1.5310 2.2340
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28ZV.004
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60977.07194627
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 207453
HIERARCH ESO INS SOBJ NAME HD_207453
RA 327.679565
DEC -53.34102
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 90.505
HIERARCH ESO ISS PBL12 END 90.493
HIERARCH ESO ISS PBLA12 START 132.5
HIERARCH ESO ISS PBLA12 END 133.7
HIERARCH ESO ISS PBL13 START 125.823
HIERARCH ESO ISS PBL13 END 125.412
HIERARCH ESO ISS PBLA13 START 113.0
HIERARCH ESO ISS PBLA13 END 114.2
HIERARCH ESO ISS PBL14 START 117.143
HIERARCH ESO ISS PBL14 END 116.369
HIERARCH ESO ISS PBLA14 START 92.814
HIERARCH ESO ISS PBLA14 END 93.97
HIERARCH ESO ISS PBL23 START 50.595
HIERARCH ESO ISS PBL23 END 50.175
HIERARCH ESO ISS PBLA23 START 76.2
HIERARCH ESO ISS PBLA23 END 77.2
HIERARCH ESO ISS PBL24 START 74.833
HIERARCH ESO ISS PBL24 END 74.32
HIERARCH ESO ISS PBLA24 START 42.231
HIERARCH ESO ISS PBLA24 END 42.936
HIERARCH ESO ISS PBL34 START 43.369
HIERARCH ESO ISS PBL34 END 43.358
HIERARCH ESO ISS PBLA34 START 1.531
HIERARCH ESO ISS PBLA34 END 2.234
HIERARCH ESO ISS AMBI TAU0 START 0.008645
HIERARCH ESO ISS AMBI TAU0 END 0.008185
HIERARCH ESO ISS AMBI TEMP 13.49
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.6