Exposure
ID
GRAVI.2022-01-01T08:15:22.197_1
Header ID
GRAVI.2022-01-01T08:15:22.197
Date updated
2022-01-01 08:36:03 UTC+0000
Release date
2023-01-01 08:36:03 UTC+0000
UTC Start
2022-01-01 08:15:22.197
UTC End
2022-01-01 08:19:38.197
MJD Start
59580.34400691
MJD End
59580.346969873
Exposure time (s)
256.0
Validation level
1
Tau 0: Coherence time (s)
0.003443
Ambient temperature (°C)
13.4
Seeing (arcsec)
1.5
Observation
ID
49143
Category
science
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
36775
Name
HD_110432
RA
190.706853
DEC
-63.05864
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 76.6710 77.1420 78.6000 79.8000
A0-J2 123.2290 123.5600 58.6000 59.8000
A0-J3 127.6920 127.5400 24.8270 25.8170
G1-J2 57.5050 57.4550 31.5000 32.5000
G1-J3 103.0280 103.1970 347.9350 348.6150
J2-J3 73.0410 73.5600 315.0790 315.8000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.222E.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59580.34400691
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 110432
HIERARCH ESO INS SOBJ NAME HD_110432
RA 190.706853
DEC -63.05864
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 304.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 256
HIERARCH ESO ISS PBL12 START 76.671
HIERARCH ESO ISS PBL12 END 77.142
HIERARCH ESO ISS PBLA12 START 78.6
HIERARCH ESO ISS PBLA12 END 79.8
HIERARCH ESO ISS PBL13 START 123.229
HIERARCH ESO ISS PBL13 END 123.56
HIERARCH ESO ISS PBLA13 START 58.6
HIERARCH ESO ISS PBLA13 END 59.8
HIERARCH ESO ISS PBL14 START 127.692
HIERARCH ESO ISS PBL14 END 127.54
HIERARCH ESO ISS PBLA14 START 24.827
HIERARCH ESO ISS PBLA14 END 25.817
HIERARCH ESO ISS PBL23 START 57.505
HIERARCH ESO ISS PBL23 END 57.455
HIERARCH ESO ISS PBLA23 START 31.5
HIERARCH ESO ISS PBLA23 END 32.5
HIERARCH ESO ISS PBL24 START 103.028
HIERARCH ESO ISS PBL24 END 103.197
HIERARCH ESO ISS PBLA24 START 347.935
HIERARCH ESO ISS PBLA24 END 348.615
HIERARCH ESO ISS PBL34 START 73.041
HIERARCH ESO ISS PBL34 END 73.56
HIERARCH ESO ISS PBLA34 START 315.079
HIERARCH ESO ISS PBLA34 END 315.8
HIERARCH ESO ISS AMBI TAU0 START 0.003485
HIERARCH ESO ISS AMBI TAU0 END 0.003401
HIERARCH ESO ISS AMBI TEMP 13.4
HIERARCH ESO ISS AMBI FWHM START 1.53
HIERARCH ESO ISS AMBI FWHM END 1.47