Exposure
ID
GRAVI.2022-01-01T07:17:49.053_1
Header ID
GRAVI.2022-01-01T07:17:49.053
Date updated
2022-01-01 07:31:15 UTC+0000
Release date
2022-01-01 07:17:49 UTC+0000
UTC Start
2022-01-01 07:17:49.053
UTC End
2022-01-01 07:21:49.053
MJD Start
59580.30403996
MJD End
59580.3068177378
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.003684
Ambient temperature (°C)
13.56
Seeing (arcsec)
1.33
Observation
ID
49141
Category
calibrator
Program ID
108.222E.001
Program Title
THE ORIGIN OF BE STARS AND THE ELUSIVE MASSIVE HELIUM STARS
Program Type
Normal
PI / COI
SHENAR/ BODENSTEINER/ SANA/ DSILVA/ LANGER/ SCHÜRMANN/ OSKINOVA/ MAHY/ LANTHERMANN/ BORDIER/ FROST/ MARCHANT/ GILKIS/ KLUSKA
Target
ID
36773
Name
HD_62412
RA
115.699373
DEC
-26.35147
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 86.3330 85.9590 128.5000 129.2000
A0-J2 120.5010 119.7020 104.2000 104.8000
A0-J3 126.0440 125.4580 54.5040 54.8060
G1-J2 54.8550 54.5440 63.9000 64.2000
G1-J3 131.7250 131.6610 15.4450 15.8360
J2-J3 103.8070 103.7920 352.1470 352.6970
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.222E.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59580.30403996
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 62412
HIERARCH ESO INS SOBJ NAME HD_62412
RA 115.699373
DEC -26.35147
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 265.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 80
HIERARCH ESO ISS PBL12 START 86.333
HIERARCH ESO ISS PBL12 END 85.959
HIERARCH ESO ISS PBLA12 START 128.5
HIERARCH ESO ISS PBLA12 END 129.2
HIERARCH ESO ISS PBL13 START 120.501
HIERARCH ESO ISS PBL13 END 119.702
HIERARCH ESO ISS PBLA13 START 104.2
HIERARCH ESO ISS PBLA13 END 104.8
HIERARCH ESO ISS PBL14 START 126.044
HIERARCH ESO ISS PBL14 END 125.458
HIERARCH ESO ISS PBLA14 START 54.504
HIERARCH ESO ISS PBLA14 END 54.806
HIERARCH ESO ISS PBL23 START 54.855
HIERARCH ESO ISS PBL23 END 54.544
HIERARCH ESO ISS PBLA23 START 63.9
HIERARCH ESO ISS PBLA23 END 64.2
HIERARCH ESO ISS PBL24 START 131.725
HIERARCH ESO ISS PBL24 END 131.661
HIERARCH ESO ISS PBLA24 START 15.445
HIERARCH ESO ISS PBLA24 END 15.836
HIERARCH ESO ISS PBL34 START 103.807
HIERARCH ESO ISS PBL34 END 103.792
HIERARCH ESO ISS PBLA34 START 352.147
HIERARCH ESO ISS PBLA34 END 352.697
HIERARCH ESO ISS AMBI TAU0 START 0.003661
HIERARCH ESO ISS AMBI TAU0 END 0.003707
HIERARCH ESO ISS AMBI TEMP 13.56
HIERARCH ESO ISS AMBI FWHM START 1.35
HIERARCH ESO ISS AMBI FWHM END 1.31