Exposure
ID
GRAVI.2023-08-13T07:33:46.917_1
Header ID
GRAVI.2023-08-13T07:33:46.917
Date updated
2023-08-13 07:50:18 UTC+0000
Release date
2023-08-13 07:33:46 UTC+0000
UTC Start
2023-08-13 07:33:46.917
UTC End
2023-08-13 07:40:26.917
MJD Start
60169.31512635
MJD End
60169.319755979624
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0027705
Ambient temperature (°C)
14.88
Seeing (arcsec)
0.7749999999999999
Observation
ID
56568
Category
calibrator
Program ID
111.24N4.002
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART III
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ KERVELLA/ MÉRAND/ GIEREN/ GRACZYK
Target
ID
41914
Name
BD+23_90
RA
9.973479
DEC
24.43212
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.1780 68.2850 273.4000 272.7000
K0-D0 90.5410 91.3700 259.4000 258.8000
K0-J3 43.9090 43.2830 320.8330 321.1260
G2-D0 29.4680 29.9930 225.3000 225.6000
G2-J3 50.2330 51.1170 53.3960 53.4160
D0-J3 79.5150 80.9330 50.4020 50.5160
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24N4.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60169.31512635
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME BD+23_90
HIERARCH ESO INS SOBJ NAME BD+23_90
RA 9.973479
DEC 24.43212
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 68.178
HIERARCH ESO ISS PBL12 END 68.285
HIERARCH ESO ISS PBLA12 START 273.4
HIERARCH ESO ISS PBLA12 END 272.7
HIERARCH ESO ISS PBL13 START 90.541
HIERARCH ESO ISS PBL13 END 91.37
HIERARCH ESO ISS PBLA13 START 259.4
HIERARCH ESO ISS PBLA13 END 258.8
HIERARCH ESO ISS PBL14 START 43.909
HIERARCH ESO ISS PBL14 END 43.283
HIERARCH ESO ISS PBLA14 START 320.833
HIERARCH ESO ISS PBLA14 END 321.126
HIERARCH ESO ISS PBL23 START 29.468
HIERARCH ESO ISS PBL23 END 29.993
HIERARCH ESO ISS PBLA23 START 225.3
HIERARCH ESO ISS PBLA23 END 225.6
HIERARCH ESO ISS PBL24 START 50.233
HIERARCH ESO ISS PBL24 END 51.117
HIERARCH ESO ISS PBLA24 START 53.396
HIERARCH ESO ISS PBLA24 END 53.416
HIERARCH ESO ISS PBL34 START 79.515
HIERARCH ESO ISS PBL34 END 80.933
HIERARCH ESO ISS PBLA34 START 50.402
HIERARCH ESO ISS PBLA34 END 50.516
HIERARCH ESO ISS AMBI TAU0 START 0.002999
HIERARCH ESO ISS AMBI TAU0 END 0.002542
HIERARCH ESO ISS AMBI TEMP 14.88
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.83