Exposure
ID
GRAVI.2025-10-15T06:23:46.751_1
Header ID
GRAVI.2025-10-15T06:23:46.751
Date updated
2025-10-15 06:41:23 UTC+0000
Release date
2025-10-15 06:23:46 UTC+0000
UTC Start
2025-10-15 06:23:46.751
UTC End
2025-10-15 06:30:26.751
MJD Start
60963.26651332
MJD End
60963.27114294963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.009098
Ambient temperature (°C)
12.09
Seeing (arcsec)
0.49
Observation
ID
70952
Category
calibrator
Program ID
116.28ZV.001
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
52656
Name
HD_41347
RA
91.122573
DEC
-3.07157
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.4700 48.5400 143.0000 143.0000
A0-J2 97.9350 100.4420 90.7000 90.8000
A0-J6 144.2140 144.4860 5.1990 6.3600
B5-J2 78.3060 80.4150 61.4000 62.3000
B5-J6 183.0440 182.8360 354.9570 355.8570
J2-J6 167.8930 167.7950 329.6460 329.7960
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28ZV.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60963.26651332
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 41347
HIERARCH ESO INS SOBJ NAME HD_41347
RA 91.122573
DEC -3.07157
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 48.47
HIERARCH ESO ISS PBL12 END 48.54
HIERARCH ESO ISS PBLA12 START 143.0
HIERARCH ESO ISS PBLA12 END 143.0
HIERARCH ESO ISS PBL13 START 97.935
HIERARCH ESO ISS PBL13 END 100.442
HIERARCH ESO ISS PBLA13 START 90.7
HIERARCH ESO ISS PBLA13 END 90.8
HIERARCH ESO ISS PBL14 START 144.214
HIERARCH ESO ISS PBL14 END 144.486
HIERARCH ESO ISS PBLA14 START 5.199
HIERARCH ESO ISS PBLA14 END 6.36
HIERARCH ESO ISS PBL23 START 78.306
HIERARCH ESO ISS PBL23 END 80.415
HIERARCH ESO ISS PBLA23 START 61.4
HIERARCH ESO ISS PBLA23 END 62.3
HIERARCH ESO ISS PBL24 START 183.044
HIERARCH ESO ISS PBL24 END 182.836
HIERARCH ESO ISS PBLA24 START 354.957
HIERARCH ESO ISS PBLA24 END 355.857
HIERARCH ESO ISS PBL34 START 167.893
HIERARCH ESO ISS PBL34 END 167.795
HIERARCH ESO ISS PBLA34 START 329.646
HIERARCH ESO ISS PBLA34 END 329.796
HIERARCH ESO ISS AMBI TAU0 START 0.008822
HIERARCH ESO ISS AMBI TAU0 END 0.009374
HIERARCH ESO ISS AMBI TEMP 12.09
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.49