Exposure
ID
GRAVI.2023-01-20T00:51:16.313_1
Header ID
GRAVI.2023-01-20T00:51:16.313
Date updated
2023-01-20 01:05:50 UTC+0000
Release date
2023-01-20 00:51:16 UTC+0000
UTC Start
2023-01-20 00:51:16.313
UTC End
2023-01-20 00:55:16.313
MJD Start
59964.03560548
MJD End
59964.0383832578
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0038555
Ambient temperature (°C)
15.07
Seeing (arcsec)
0.91
Observation
ID
53238
Category
calibrator
Program ID
108.221X.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART I
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ GRACZYK/ PILECKI/ KERVELLA/ MÉRAND/ GIEREN
Target
ID
39596
Name
HD29420
RA
69.663793
DEC
17.40803
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 67.8430 67.9790 273.7000 273.4000
K0-D0 89.9550 90.5210 257.7000 257.4000
K0-J3 47.9990 47.6810 323.4940 323.6930
G2-D0 31.0710 31.3600 220.5000 220.8000
G2-J3 51.9670 52.4740 48.8770 49.0440
D0-J3 82.8300 83.6300 45.7420 45.9600
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.221X.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59964.03560548
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD29420
HIERARCH ESO INS SOBJ NAME HD29420
RA 69.663793
DEC 17.40803
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 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 67.843
HIERARCH ESO ISS PBL12 END 67.979
HIERARCH ESO ISS PBLA12 START 273.7
HIERARCH ESO ISS PBLA12 END 273.4
HIERARCH ESO ISS PBL13 START 89.955
HIERARCH ESO ISS PBL13 END 90.521
HIERARCH ESO ISS PBLA13 START 257.7
HIERARCH ESO ISS PBLA13 END 257.4
HIERARCH ESO ISS PBL14 START 47.999
HIERARCH ESO ISS PBL14 END 47.681
HIERARCH ESO ISS PBLA14 START 323.494
HIERARCH ESO ISS PBLA14 END 323.693
HIERARCH ESO ISS PBL23 START 31.071
HIERARCH ESO ISS PBL23 END 31.36
HIERARCH ESO ISS PBLA23 START 220.5
HIERARCH ESO ISS PBLA23 END 220.8
HIERARCH ESO ISS PBL24 START 51.967
HIERARCH ESO ISS PBL24 END 52.474
HIERARCH ESO ISS PBLA24 START 48.877
HIERARCH ESO ISS PBLA24 END 49.044
HIERARCH ESO ISS PBL34 START 82.83
HIERARCH ESO ISS PBL34 END 83.63
HIERARCH ESO ISS PBLA34 START 45.742
HIERARCH ESO ISS PBLA34 END 45.96
HIERARCH ESO ISS AMBI TAU0 START 0.003412
HIERARCH ESO ISS AMBI TAU0 END 0.004299
HIERARCH ESO ISS AMBI TEMP 15.07
HIERARCH ESO ISS AMBI FWHM START 0.93
HIERARCH ESO ISS AMBI FWHM END 0.89