Exposure
ID
GRAVI.2024-02-19T03:18:20.122_1
Header ID
GRAVI.2024-02-19T03:18:20.122
Date updated
2024-02-19 03:30:29 UTC+0000
Release date
2024-02-19 03:18:20 UTC+0000
UTC Start
2024-02-19 03:18:20.122
UTC End
2024-02-19 03:21:00.122
MJD Start
60359.13773289
MJD End
60359.1395847419
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.017473
Ambient temperature (°C)
18.09
Seeing (arcsec)
0.505
Observation
ID
58499
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
43303
Name
HD_90855
RA
156.890721
DEC
-63.02243
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 35.9440 36.0960 126.4000 126.8000
A0-J2 125.0380 125.2090 65.6000 66.3000
A0-J6 148.4850 148.3750 13.1590 13.6360
B5-J2 111.9890 111.9870 49.3000 50.0000
B5-J6 165.9730 165.9510 1.6800 2.1060
J2-J6 122.6030 123.0340 319.2480 319.6680
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 60359.13773289
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 90855
HIERARCH ESO INS SOBJ NAME HD_90855
RA 156.890721
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 35.944
HIERARCH ESO ISS PBL12 END 36.096
HIERARCH ESO ISS PBLA12 START 126.4
HIERARCH ESO ISS PBLA12 END 126.8
HIERARCH ESO ISS PBL13 START 125.038
HIERARCH ESO ISS PBL13 END 125.209
HIERARCH ESO ISS PBLA13 START 65.6
HIERARCH ESO ISS PBLA13 END 66.3
HIERARCH ESO ISS PBL14 START 148.485
HIERARCH ESO ISS PBL14 END 148.375
HIERARCH ESO ISS PBLA14 START 13.159
HIERARCH ESO ISS PBLA14 END 13.636
HIERARCH ESO ISS PBL23 START 111.989
HIERARCH ESO ISS PBL23 END 111.987
HIERARCH ESO ISS PBLA23 START 49.3
HIERARCH ESO ISS PBLA23 END 50.0
HIERARCH ESO ISS PBL24 START 165.973
HIERARCH ESO ISS PBL24 END 165.951
HIERARCH ESO ISS PBLA24 START 1.68
HIERARCH ESO ISS PBLA24 END 2.106
HIERARCH ESO ISS PBL34 START 122.603
HIERARCH ESO ISS PBL34 END 123.034
HIERARCH ESO ISS PBLA34 START 319.248
HIERARCH ESO ISS PBLA34 END 319.668
HIERARCH ESO ISS AMBI TAU0 START 0.015544
HIERARCH ESO ISS AMBI TAU0 END 0.019402
HIERARCH ESO ISS AMBI TEMP 18.09
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.5