Exposure
ID
GRAVI.2025-10-28T02:00:16.054_1
Header ID
GRAVI.2025-10-28T02:00:16.054
Date updated
2025-10-28 02:15:54 UTC+0000
Release date
2026-10-28 02:15:54 UTC+0000
UTC Start
2025-10-28 02:00:16.054
UTC End
2025-10-28 02:05:36.054
MJD Start
60976.08351914
MJD End
60976.0872228437
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.0050485
Ambient temperature (°C)
11.59
Seeing (arcsec)
1.13
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 90.4630 90.4290 135.1000 136.2000
A0-J2 124.8700 124.4170 115.7000 117.0000
A0-K0 115.3650 114.5370 95.4290 96.6060
G1-J2 49.6310 49.1840 78.5000 79.6000
G1-K0 73.6570 73.1110 43.8110 44.5060
J2-K0 43.3390 43.3190 3.1120 3.8130
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 60976.08351914
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 90.463
HIERARCH ESO ISS PBL12 END 90.429
HIERARCH ESO ISS PBLA12 START 135.1
HIERARCH ESO ISS PBLA12 END 136.2
HIERARCH ESO ISS PBL13 START 124.87
HIERARCH ESO ISS PBL13 END 124.417
HIERARCH ESO ISS PBLA13 START 115.7
HIERARCH ESO ISS PBLA13 END 117.0
HIERARCH ESO ISS PBL14 START 115.365
HIERARCH ESO ISS PBL14 END 114.537
HIERARCH ESO ISS PBLA14 START 95.429
HIERARCH ESO ISS PBLA14 END 96.606
HIERARCH ESO ISS PBL23 START 49.631
HIERARCH ESO ISS PBL23 END 49.184
HIERARCH ESO ISS PBLA23 START 78.5
HIERARCH ESO ISS PBLA23 END 79.6
HIERARCH ESO ISS PBL24 START 73.657
HIERARCH ESO ISS PBL24 END 73.111
HIERARCH ESO ISS PBLA24 START 43.811
HIERARCH ESO ISS PBLA24 END 44.506
HIERARCH ESO ISS PBL34 START 43.339
HIERARCH ESO ISS PBL34 END 43.319
HIERARCH ESO ISS PBLA34 START 3.112
HIERARCH ESO ISS PBLA34 END 3.813
HIERARCH ESO ISS AMBI TAU0 START 0.005062
HIERARCH ESO ISS AMBI TAU0 END 0.005035
HIERARCH ESO ISS AMBI TEMP 11.59
HIERARCH ESO ISS AMBI FWHM START 1.01
HIERARCH ESO ISS AMBI FWHM END 1.25