Exposure
ID
GRAVI.2022-01-01T04:56:06.696_1
Header ID
GRAVI.2022-01-01T04:56:06.696
Date updated
2022-01-01 05:05:52 UTC+0000
Release date
2022-01-01 04:56:06 UTC+0000
UTC Start
2022-01-01 04:56:06.696
UTC End
2022-01-01 05:00:06.696
MJD Start
59580.20563305
MJD End
59580.2084108278
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.003981
Ambient temperature (°C)
14.86
Seeing (arcsec)
1.095
Observation
ID
49138
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
36770
Name
HD_43687
RA
94.24209
DEC
-12.24279
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 87.7900 87.4130 118.4000 118.7000
A0-J2 127.1470 126.6890 94.9000 95.2000
A0-J3 132.3860 132.4160 49.3660 49.6070
G1-J2 58.2180 58.1920 58.1000 58.3000
G1-J3 130.0150 130.1010 10.2850 10.7180
J2-J3 100.6360 100.5080 344.9020 345.4060
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 59580.20563305
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 43687
HIERARCH ESO INS SOBJ NAME HD_43687
RA 94.24209
DEC -12.24279
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 87.79
HIERARCH ESO ISS PBL12 END 87.413
HIERARCH ESO ISS PBLA12 START 118.4
HIERARCH ESO ISS PBLA12 END 118.7
HIERARCH ESO ISS PBL13 START 127.147
HIERARCH ESO ISS PBL13 END 126.689
HIERARCH ESO ISS PBLA13 START 94.9
HIERARCH ESO ISS PBLA13 END 95.2
HIERARCH ESO ISS PBL14 START 132.386
HIERARCH ESO ISS PBL14 END 132.416
HIERARCH ESO ISS PBLA14 START 49.366
HIERARCH ESO ISS PBLA14 END 49.607
HIERARCH ESO ISS PBL23 START 58.218
HIERARCH ESO ISS PBL23 END 58.192
HIERARCH ESO ISS PBLA23 START 58.1
HIERARCH ESO ISS PBLA23 END 58.3
HIERARCH ESO ISS PBL24 START 130.015
HIERARCH ESO ISS PBL24 END 130.101
HIERARCH ESO ISS PBLA24 START 10.285
HIERARCH ESO ISS PBLA24 END 10.718
HIERARCH ESO ISS PBL34 START 100.636
HIERARCH ESO ISS PBL34 END 100.508
HIERARCH ESO ISS PBLA34 START 344.902
HIERARCH ESO ISS PBLA34 END 345.406
HIERARCH ESO ISS AMBI TAU0 START 0.004167
HIERARCH ESO ISS AMBI TAU0 END 0.003795
HIERARCH ESO ISS AMBI TEMP 14.86
HIERARCH ESO ISS AMBI FWHM START 1.02
HIERARCH ESO ISS AMBI FWHM END 1.17