Exposure
ID
GRAVI.2022-01-01T05:00:48.707_1
Header ID
GRAVI.2022-01-01T05:00:48.707
Date updated
2022-01-01 05:15:28 UTC+0000
Release date
2022-01-01 05:00:48 UTC+0000
UTC Start
2022-01-01 05:00:48.707
UTC End
2022-01-01 05:04:48.707
MJD Start
59580.20889707
MJD End
59580.2116748478
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.004252
Ambient temperature (°C)
14.88
Seeing (arcsec)
1.16
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 87.3880 86.9890 118.8000 119.1000
A0-J2 126.6580 126.1550 95.2000 95.5000
A0-J3 132.4170 132.4180 49.6270 49.8620
G1-J2 58.1900 58.1490 58.3000 58.5000
G1-J3 130.1060 130.1930 10.7510 11.1820
J2-J3 100.5000 100.3750 345.4440 345.9580
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 59580.20889707
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 87.388
HIERARCH ESO ISS PBL12 END 86.989
HIERARCH ESO ISS PBLA12 START 118.8
HIERARCH ESO ISS PBLA12 END 119.1
HIERARCH ESO ISS PBL13 START 126.658
HIERARCH ESO ISS PBL13 END 126.155
HIERARCH ESO ISS PBLA13 START 95.2
HIERARCH ESO ISS PBLA13 END 95.5
HIERARCH ESO ISS PBL14 START 132.417
HIERARCH ESO ISS PBL14 END 132.418
HIERARCH ESO ISS PBLA14 START 49.627
HIERARCH ESO ISS PBLA14 END 49.862
HIERARCH ESO ISS PBL23 START 58.19
HIERARCH ESO ISS PBL23 END 58.149
HIERARCH ESO ISS PBLA23 START 58.3
HIERARCH ESO ISS PBLA23 END 58.5
HIERARCH ESO ISS PBL24 START 130.106
HIERARCH ESO ISS PBL24 END 130.193
HIERARCH ESO ISS PBLA24 START 10.751
HIERARCH ESO ISS PBLA24 END 11.182
HIERARCH ESO ISS PBL34 START 100.5
HIERARCH ESO ISS PBL34 END 100.375
HIERARCH ESO ISS PBLA34 START 345.444
HIERARCH ESO ISS PBLA34 END 345.958
HIERARCH ESO ISS AMBI TAU0 START 0.003795
HIERARCH ESO ISS AMBI TAU0 END 0.004709
HIERARCH ESO ISS AMBI TEMP 14.88
HIERARCH ESO ISS AMBI FWHM START 1.17
HIERARCH ESO ISS AMBI FWHM END 1.15