Exposure
ID
GRAVI.2023-12-19T07:55:07.143_1
Header ID
GRAVI.2023-12-19T07:55:07.143
Date updated
2023-12-19 08:06:15 UTC+0000
Release date
2023-12-19 07:55:07 UTC+0000
UTC Start
2023-12-19 07:55:07.143
UTC End
2023-12-19 07:57:47.143
MJD Start
60297.32994379
MJD End
60297.3317956419
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0036705
Ambient temperature (°C)
14.53
Seeing (arcsec)
1.075
Observation
ID
58014
Category
calibrator
Program ID
112.25KN.001
Program Title
DYNAMICAL MASSES OF CLASSICAL BE STARS AND THEIR SUBDWARF COMPANIONS
Program Type
Normal
PI / COI
KLEMENT/ RIVINIUS/ BAADE/ MÉRAND
Target
ID
42958
Name
HD_90855
RA
156.888277
DEC
-63.02243
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 81.9550 82.1760 92.8000 93.5000
A0-J2 126.7980 126.9350 73.3000 73.9000
A0-K0 127.8010 127.7660 56.6210 57.2670
G1-J2 56.6600 56.6050 44.3000 44.9000
G1-K0 78.3840 78.2990 18.4990 18.9730
J2-K0 36.8360 36.9090 336.4880 336.8810
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 112.25KN.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60297.32994379
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 90855
HIERARCH ESO INS SOBJ NAME HD_90855
RA 156.888277
DEC -63.02243
HIERARCH ESO INS SPEC RES HIGH
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 K0
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 81.955
HIERARCH ESO ISS PBL12 END 82.176
HIERARCH ESO ISS PBLA12 START 92.8
HIERARCH ESO ISS PBLA12 END 93.5
HIERARCH ESO ISS PBL13 START 126.798
HIERARCH ESO ISS PBL13 END 126.935
HIERARCH ESO ISS PBLA13 START 73.3
HIERARCH ESO ISS PBLA13 END 73.9
HIERARCH ESO ISS PBL14 START 127.801
HIERARCH ESO ISS PBL14 END 127.766
HIERARCH ESO ISS PBLA14 START 56.621
HIERARCH ESO ISS PBLA14 END 57.267
HIERARCH ESO ISS PBL23 START 56.66
HIERARCH ESO ISS PBL23 END 56.605
HIERARCH ESO ISS PBLA23 START 44.3
HIERARCH ESO ISS PBLA23 END 44.9
HIERARCH ESO ISS PBL24 START 78.384
HIERARCH ESO ISS PBL24 END 78.299
HIERARCH ESO ISS PBLA24 START 18.499
HIERARCH ESO ISS PBLA24 END 18.973
HIERARCH ESO ISS PBL34 START 36.836
HIERARCH ESO ISS PBL34 END 36.909
HIERARCH ESO ISS PBLA34 START 336.488
HIERARCH ESO ISS PBLA34 END 336.881
HIERARCH ESO ISS AMBI TAU0 START 0.003702
HIERARCH ESO ISS AMBI TAU0 END 0.003639
HIERARCH ESO ISS AMBI TEMP 14.53
HIERARCH ESO ISS AMBI FWHM START 1.09
HIERARCH ESO ISS AMBI FWHM END 1.06