Exposure
ID
GRAVI.2024-07-08T03:59:50.759_1
Header ID
GRAVI.2024-07-08T03:59:50.759
Date updated
2024-07-08 04:10:39 UTC+0000
Release date
2025-07-08 04:10:39 UTC+0000
UTC Start
2024-07-08 03:59:50.759
UTC End
2024-07-08 04:02:30.759
MJD Start
60499.16655971
MJD End
60499.1684115619
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0029165
Ambient temperature (°C)
8.5
Seeing (arcsec)
1.165
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 42.9460 42.7880 147.1000 147.3000
A0-J2 129.2170 129.1780 92.5000 92.4000
A0-J6 148.0100 148.5320 29.9350 30.1810
B5-J2 110.0670 110.3100 73.9000 73.8000
B5-J6 171.9000 172.2950 17.0870 17.4090
J2-J6 144.7490 144.3390 337.5650 337.8590
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 60499.16655971
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 42.946
HIERARCH ESO ISS PBL12 END 42.788
HIERARCH ESO ISS PBLA12 START 147.1
HIERARCH ESO ISS PBLA12 END 147.3
HIERARCH ESO ISS PBL13 START 129.217
HIERARCH ESO ISS PBL13 END 129.178
HIERARCH ESO ISS PBLA13 START 92.5
HIERARCH ESO ISS PBLA13 END 92.4
HIERARCH ESO ISS PBL14 START 148.01
HIERARCH ESO ISS PBL14 END 148.532
HIERARCH ESO ISS PBLA14 START 29.935
HIERARCH ESO ISS PBLA14 END 30.181
HIERARCH ESO ISS PBL23 START 110.067
HIERARCH ESO ISS PBL23 END 110.31
HIERARCH ESO ISS PBLA23 START 73.9
HIERARCH ESO ISS PBLA23 END 73.8
HIERARCH ESO ISS PBL24 START 171.9
HIERARCH ESO ISS PBL24 END 172.295
HIERARCH ESO ISS PBLA24 START 17.087
HIERARCH ESO ISS PBLA24 END 17.409
HIERARCH ESO ISS PBL34 START 144.749
HIERARCH ESO ISS PBL34 END 144.339
HIERARCH ESO ISS PBLA34 START 337.565
HIERARCH ESO ISS PBLA34 END 337.859
HIERARCH ESO ISS AMBI TAU0 START 0.002998
HIERARCH ESO ISS AMBI TAU0 END 0.002835
HIERARCH ESO ISS AMBI TEMP 8.5
HIERARCH ESO ISS AMBI FWHM START 1.19
HIERARCH ESO ISS AMBI FWHM END 1.14