Exposure
ID
GRAVI.2021-12-31T06:16:09.979_1
Header ID
GRAVI.2021-12-31T06:16:09.979
Date updated
2021-12-31 06:26:04 UTC+0000
Release date
2021-12-31 06:16:09 UTC+0000
UTC Start
2021-12-31 06:16:09.979
UTC End
2021-12-31 06:18:49.979
MJD Start
59579.26122661
MJD End
59579.2630784619
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.004905
Ambient temperature (°C)
13.28
Seeing (arcsec)
1.07
Observation
ID
49129
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
36764
Name
TYC_154-80-1
RA
98.930226
DEC
4.75372
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 74.5140 73.9230 115.4000 115.6000
A0-J2 116.5460 115.8310 90.6000 90.5000
A0-J3 132.3950 132.4140 50.8040 50.7510
G1-J2 58.0570 58.0060 58.0000 57.9000
G1-J3 120.9010 121.1010 16.9690 17.2160
J2-J3 85.9990 85.8810 350.6680 351.0950
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 59579.26122661
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME TYC 154-80-1
HIERARCH ESO INS SOBJ NAME TYC_154-80-1
RA 98.930226
DEC 4.75372
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 176.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 74.514
HIERARCH ESO ISS PBL12 END 73.923
HIERARCH ESO ISS PBLA12 START 115.4
HIERARCH ESO ISS PBLA12 END 115.6
HIERARCH ESO ISS PBL13 START 116.546
HIERARCH ESO ISS PBL13 END 115.831
HIERARCH ESO ISS PBLA13 START 90.6
HIERARCH ESO ISS PBLA13 END 90.5
HIERARCH ESO ISS PBL14 START 132.395
HIERARCH ESO ISS PBL14 END 132.414
HIERARCH ESO ISS PBLA14 START 50.804
HIERARCH ESO ISS PBLA14 END 50.751
HIERARCH ESO ISS PBL23 START 58.057
HIERARCH ESO ISS PBL23 END 58.006
HIERARCH ESO ISS PBLA23 START 58.0
HIERARCH ESO ISS PBLA23 END 57.9
HIERARCH ESO ISS PBL24 START 120.901
HIERARCH ESO ISS PBL24 END 121.101
HIERARCH ESO ISS PBLA24 START 16.969
HIERARCH ESO ISS PBLA24 END 17.216
HIERARCH ESO ISS PBL34 START 85.999
HIERARCH ESO ISS PBL34 END 85.881
HIERARCH ESO ISS PBLA34 START 350.668
HIERARCH ESO ISS PBLA34 END 351.095
HIERARCH ESO ISS AMBI TAU0 START 0.004476
HIERARCH ESO ISS AMBI TAU0 END 0.005334
HIERARCH ESO ISS AMBI TEMP 13.28
HIERARCH ESO ISS AMBI FWHM START 1.07
HIERARCH ESO ISS AMBI FWHM END 1.07