Exposure
ID
GRAVI.2021-11-08T04:18:00.237_1
Header ID
GRAVI.2021-11-08T04:18:00.237
Date updated
2021-11-08 04:30:53 UTC+0000
Release date
2021-11-08 04:18:00 UTC+0000
UTC Start
2021-11-08 04:18:00.237
UTC End
2021-11-08 04:22:00.237
MJD Start
59526.17916941
MJD End
59526.1819471878
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.006743
Ambient temperature (°C)
12.86
Seeing (arcsec)
0.645
Observation
ID
48808
Category
calibrator
Program ID
108.221X.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART I
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ GRACZYK/ PILECKI/ KERVELLA/ MÉRAND/ GIEREN
Target
ID
36559
Name
HD21967
RA
52.870003
DEC
-25.75935
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 89.1640 89.3940 111.4000 111.8000
A0-J2 127.1360 127.5050 87.9000 88.3000
A0-J3 131.6110 131.7630 40.6780 41.2140
G1-J2 57.7230 57.8160 49.7000 50.3000
G1-J3 132.4040 132.4040 1.2040 1.6570
J2-J3 103.6310 103.6860 336.5390 336.9280
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.221X.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59526.17916941
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD21967
HIERARCH ESO INS SOBJ NAME HD21967
RA 52.870003
DEC -25.75935
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 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 89.164
HIERARCH ESO ISS PBL12 END 89.394
HIERARCH ESO ISS PBLA12 START 111.4
HIERARCH ESO ISS PBLA12 END 111.8
HIERARCH ESO ISS PBL13 START 127.136
HIERARCH ESO ISS PBL13 END 127.505
HIERARCH ESO ISS PBLA13 START 87.9
HIERARCH ESO ISS PBLA13 END 88.3
HIERARCH ESO ISS PBL14 START 131.611
HIERARCH ESO ISS PBL14 END 131.763
HIERARCH ESO ISS PBLA14 START 40.678
HIERARCH ESO ISS PBLA14 END 41.214
HIERARCH ESO ISS PBL23 START 57.723
HIERARCH ESO ISS PBL23 END 57.816
HIERARCH ESO ISS PBLA23 START 49.7
HIERARCH ESO ISS PBLA23 END 50.3
HIERARCH ESO ISS PBL24 START 132.404
HIERARCH ESO ISS PBL24 END 132.404
HIERARCH ESO ISS PBLA24 START 1.204
HIERARCH ESO ISS PBLA24 END 1.657
HIERARCH ESO ISS PBL34 START 103.631
HIERARCH ESO ISS PBL34 END 103.686
HIERARCH ESO ISS PBLA34 START 336.539
HIERARCH ESO ISS PBLA34 END 336.928
HIERARCH ESO ISS AMBI TAU0 START 0.006461
HIERARCH ESO ISS AMBI TAU0 END 0.007025
HIERARCH ESO ISS AMBI TEMP 12.86
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.6