Exposure
ID
GRAVI.2022-01-01T07:58:49.155_1
Header ID
GRAVI.2022-01-01T07:58:49.155
Date updated
2022-01-01 08:11:13 UTC+0000
Release date
2023-01-01 08:11:13 UTC+0000
UTC Start
2022-01-01 07:58:49.155
UTC End
2022-01-01 08:03:05.155
MJD Start
59580.33251337
MJD End
59580.335476333
Exposure time (s)
256.0
Validation level
1
Tau 0: Coherence time (s)
0.0037775
Ambient temperature (°C)
14.12
Seeing (arcsec)
1.17
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 75.1080 75.5940 74.6000 75.9000
A0-J2 122.1240 122.4680 54.6000 55.8000
A0-J3 128.1320 128.0050 21.5920 22.5900
G1-J2 57.6450 57.6050 28.0000 29.1000
G1-J3 102.4060 102.6090 345.7190 346.4010
J2-J3 71.2820 71.8350 312.7270 313.4520
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 59580.33251337
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 75.108
HIERARCH ESO ISS PBL12 END 75.594
HIERARCH ESO ISS PBLA12 START 74.6
HIERARCH ESO ISS PBLA12 END 75.9
HIERARCH ESO ISS PBL13 START 122.124
HIERARCH ESO ISS PBL13 END 122.468
HIERARCH ESO ISS PBLA13 START 54.6
HIERARCH ESO ISS PBLA13 END 55.8
HIERARCH ESO ISS PBL14 START 128.132
HIERARCH ESO ISS PBL14 END 128.005
HIERARCH ESO ISS PBLA14 START 21.592
HIERARCH ESO ISS PBLA14 END 22.59
HIERARCH ESO ISS PBL23 START 57.645
HIERARCH ESO ISS PBL23 END 57.605
HIERARCH ESO ISS PBLA23 START 28.0
HIERARCH ESO ISS PBLA23 END 29.1
HIERARCH ESO ISS PBL24 START 102.406
HIERARCH ESO ISS PBL24 END 102.609
HIERARCH ESO ISS PBLA24 START 345.719
HIERARCH ESO ISS PBLA24 END 346.401
HIERARCH ESO ISS PBL34 START 71.282
HIERARCH ESO ISS PBL34 END 71.835
HIERARCH ESO ISS PBLA34 START 312.727
HIERARCH ESO ISS PBLA34 END 313.452
HIERARCH ESO ISS AMBI TAU0 START 0.004146
HIERARCH ESO ISS AMBI TAU0 END 0.003409
HIERARCH ESO ISS AMBI TEMP 14.12
HIERARCH ESO ISS AMBI FWHM START 1.02
HIERARCH ESO ISS AMBI FWHM END 1.32