Exposure
ID
GRAVI.2022-11-21T06:59:47.141_1
Header ID
GRAVI.2022-11-21T06:59:47.141
Date updated
2022-11-21 07:11:16 UTC+0000
Release date
2022-11-21 06:59:47 UTC+0000
UTC Start
2022-11-21 06:59:47.141
UTC End
2022-11-21 07:03:47.141
MJD Start
59904.29151784
MJD End
59904.2942956178
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0172045
Ambient temperature (°C)
14.5
Seeing (arcsec)
0.29
Observation
ID
53218
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
39579
Name
HD41917
RA
91.824277
DEC
-14.47907
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.9410 24.8940 143.1000 143.5000
A0-D0 32.0010 32.0030 72.0000 72.3000
A0-J3 131.8960 132.0400 47.3220 47.6450
B2-D0 33.6110 33.6480 27.4000 27.8000
B2-J3 136.6910 136.8560 36.8620 37.2200
D0-J3 103.6840 103.8080 39.9160 40.2630
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 59904.29151784
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD41917
HIERARCH ESO INS SOBJ NAME HD41917
RA 91.824277
DEC -14.47907
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
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 24.941
HIERARCH ESO ISS PBL12 END 24.894
HIERARCH ESO ISS PBLA12 START 143.1
HIERARCH ESO ISS PBLA12 END 143.5
HIERARCH ESO ISS PBL13 START 32.001
HIERARCH ESO ISS PBL13 END 32.003
HIERARCH ESO ISS PBLA13 START 72.0
HIERARCH ESO ISS PBLA13 END 72.3
HIERARCH ESO ISS PBL14 START 131.896
HIERARCH ESO ISS PBL14 END 132.04
HIERARCH ESO ISS PBLA14 START 47.322
HIERARCH ESO ISS PBLA14 END 47.645
HIERARCH ESO ISS PBL23 START 33.611
HIERARCH ESO ISS PBL23 END 33.648
HIERARCH ESO ISS PBLA23 START 27.4
HIERARCH ESO ISS PBLA23 END 27.8
HIERARCH ESO ISS PBL24 START 136.691
HIERARCH ESO ISS PBL24 END 136.856
HIERARCH ESO ISS PBLA24 START 36.862
HIERARCH ESO ISS PBLA24 END 37.22
HIERARCH ESO ISS PBL34 START 103.684
HIERARCH ESO ISS PBL34 END 103.808
HIERARCH ESO ISS PBLA34 START 39.916
HIERARCH ESO ISS PBLA34 END 40.263
HIERARCH ESO ISS AMBI TAU0 START 0.014173
HIERARCH ESO ISS AMBI TAU0 END 0.020236
HIERARCH ESO ISS AMBI TEMP 14.5
HIERARCH ESO ISS AMBI FWHM START 0.31
HIERARCH ESO ISS AMBI FWHM END 0.27