Exposure
ID
GRAVI.2024-06-09T05:40:52.136_1
Header ID
GRAVI.2024-06-09T05:40:52.136
Date updated
2024-06-09 05:50:42 UTC+0000
Release date
2025-06-09 05:50:41 UTC+0000
UTC Start
2024-06-09 05:40:52.136
UTC End
2024-06-09 05:43:32.136
MJD Start
60470.23671454
MJD End
60470.2385663919
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002988
Ambient temperature (°C)
10.66
Seeing (arcsec)
1.22
Observation
ID
59592
Category
science
Program ID
113.26BP.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART IV
Program Type
Normal
PI / COI
GALLENNE / PIETRZYNSKI / KERVELLA / MÉRAND / GIEREN / GRACZYK
Target
ID
44189
Name
V2291_Oph
RA
276.410517
DEC
8.03197
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 43.6340 43.4810 146.1000 146.3000
A0-J2 129.1370 129.1910 92.9000 92.8000
A0-J6 145.6660 146.1970 28.7590 29.0340
B5-J2 108.7890 109.1060 74.2000 74.1000
B5-J6 170.2030 170.5770 15.6000 15.9420
J2-J6 146.5950 146.1770 336.3150 336.5880
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26BP.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60470.23671454
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V2291-Oph
HIERARCH ESO INS SOBJ NAME V2291_Oph
RA 276.410517
DEC 8.03197
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 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 43.634
HIERARCH ESO ISS PBL12 END 43.481
HIERARCH ESO ISS PBLA12 START 146.1
HIERARCH ESO ISS PBLA12 END 146.3
HIERARCH ESO ISS PBL13 START 129.137
HIERARCH ESO ISS PBL13 END 129.191
HIERARCH ESO ISS PBLA13 START 92.9
HIERARCH ESO ISS PBLA13 END 92.8
HIERARCH ESO ISS PBL14 START 145.666
HIERARCH ESO ISS PBL14 END 146.197
HIERARCH ESO ISS PBLA14 START 28.759
HIERARCH ESO ISS PBLA14 END 29.034
HIERARCH ESO ISS PBL23 START 108.789
HIERARCH ESO ISS PBL23 END 109.106
HIERARCH ESO ISS PBLA23 START 74.2
HIERARCH ESO ISS PBLA23 END 74.1
HIERARCH ESO ISS PBL24 START 170.203
HIERARCH ESO ISS PBL24 END 170.577
HIERARCH ESO ISS PBLA24 START 15.6
HIERARCH ESO ISS PBLA24 END 15.942
HIERARCH ESO ISS PBL34 START 146.595
HIERARCH ESO ISS PBL34 END 146.177
HIERARCH ESO ISS PBLA34 START 336.315
HIERARCH ESO ISS PBLA34 END 336.588
HIERARCH ESO ISS AMBI TAU0 START 0.002988
HIERARCH ESO ISS AMBI TAU0 END 0.002988
HIERARCH ESO ISS AMBI TEMP 10.66
HIERARCH ESO ISS AMBI FWHM START 1.22
HIERARCH ESO ISS AMBI FWHM END 1.22