Exposure
ID
GRAVI.2024-02-10T06:55:54.397_1
Header ID
GRAVI.2024-02-10T06:55:54.397
Date updated
2024-02-10 07:05:24 UTC+0000
Release date
2024-02-10 06:55:54 UTC+0000
UTC Start
2024-02-10 06:55:54.397
UTC End
2024-02-10 06:58:34.397
MJD Start
60350.28882404
MJD End
60350.2906758919
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.009203
Ambient temperature (°C)
17.09
Seeing (arcsec)
0.595
Observation
ID
58417
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
43236
Name
HD_90855
RA
156.888274
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 89.3100 89.3790 124.7000 125.3000
A0-J2 128.6390 128.5690 106.8000 107.5000
A0-K0 121.0270 120.7840 89.2470 89.9020
G1-J2 51.5510 51.3980 74.7000 75.3000
G1-K0 70.8430 70.6220 42.2310 42.6910
J2-K0 38.9010 38.9100 356.8970 357.3030
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 60350.28882404
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 90855
HIERARCH ESO INS SOBJ NAME HD_90855
RA 156.888274
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 89.31
HIERARCH ESO ISS PBL12 END 89.379
HIERARCH ESO ISS PBLA12 START 124.7
HIERARCH ESO ISS PBLA12 END 125.3
HIERARCH ESO ISS PBL13 START 128.639
HIERARCH ESO ISS PBL13 END 128.569
HIERARCH ESO ISS PBLA13 START 106.8
HIERARCH ESO ISS PBLA13 END 107.5
HIERARCH ESO ISS PBL14 START 121.027
HIERARCH ESO ISS PBL14 END 120.784
HIERARCH ESO ISS PBLA14 START 89.247
HIERARCH ESO ISS PBLA14 END 89.902
HIERARCH ESO ISS PBL23 START 51.551
HIERARCH ESO ISS PBL23 END 51.398
HIERARCH ESO ISS PBLA23 START 74.7
HIERARCH ESO ISS PBLA23 END 75.3
HIERARCH ESO ISS PBL24 START 70.843
HIERARCH ESO ISS PBL24 END 70.622
HIERARCH ESO ISS PBLA24 START 42.231
HIERARCH ESO ISS PBLA24 END 42.691
HIERARCH ESO ISS PBL34 START 38.901
HIERARCH ESO ISS PBL34 END 38.91
HIERARCH ESO ISS PBLA34 START 356.897
HIERARCH ESO ISS PBLA34 END 357.303
HIERARCH ESO ISS AMBI TAU0 START 0.008638
HIERARCH ESO ISS AMBI TAU0 END 0.009768
HIERARCH ESO ISS AMBI TEMP 17.09
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.58