Exposure
ID
GRAVI.2023-04-20T05:02:02.977_1
Header ID
GRAVI.2023-04-20T05:02:02.977
Date updated
2023-04-20 05:15:57 UTC+0000
Release date
2023-04-20 05:02:02 UTC+0000
UTC Start
2023-04-20 05:02:02.977
UTC End
2023-04-20 05:06:02.977
MJD Start
60054.20975668
MJD End
60054.21253445778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.003698
Ambient temperature (°C)
14.79
Seeing (arcsec)
0.915
Observation
ID
55026
Category
calibrator
Program ID
111.24N4.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART III
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ KERVELLA/ MÉRAND/ GIEREN/ GRACZYK
Target
ID
40776
Name
HD_120802
RA
207.800222
DEC
27.12883
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.0030 67.8800 268.7000 268.2000
K0-D0 94.4100 94.6760 255.9000 255.4000
K0-J3 38.5060 38.0800 321.8180 322.1480
G2-D0 31.8840 32.1780 227.7000 227.7000
G2-J3 54.4570 54.9180 54.2300 54.0940
D0-J3 86.2090 86.9690 51.8090 51.7190
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24N4.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60054.20975668
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD120802
HIERARCH ESO INS SOBJ NAME HD_120802
RA 207.800222
DEC 27.12883
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 68.003
HIERARCH ESO ISS PBL12 END 67.88
HIERARCH ESO ISS PBLA12 START 268.7
HIERARCH ESO ISS PBLA12 END 268.2
HIERARCH ESO ISS PBL13 START 94.41
HIERARCH ESO ISS PBL13 END 94.676
HIERARCH ESO ISS PBLA13 START 255.9
HIERARCH ESO ISS PBLA13 END 255.4
HIERARCH ESO ISS PBL14 START 38.506
HIERARCH ESO ISS PBL14 END 38.08
HIERARCH ESO ISS PBLA14 START 321.818
HIERARCH ESO ISS PBLA14 END 322.148
HIERARCH ESO ISS PBL23 START 31.884
HIERARCH ESO ISS PBL23 END 32.178
HIERARCH ESO ISS PBLA23 START 227.7
HIERARCH ESO ISS PBLA23 END 227.7
HIERARCH ESO ISS PBL24 START 54.457
HIERARCH ESO ISS PBL24 END 54.918
HIERARCH ESO ISS PBLA24 START 54.23
HIERARCH ESO ISS PBLA24 END 54.094
HIERARCH ESO ISS PBL34 START 86.209
HIERARCH ESO ISS PBL34 END 86.969
HIERARCH ESO ISS PBLA34 START 51.809
HIERARCH ESO ISS PBLA34 END 51.719
HIERARCH ESO ISS AMBI TAU0 START 0.003784
HIERARCH ESO ISS AMBI TAU0 END 0.003612
HIERARCH ESO ISS AMBI TEMP 14.79
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 1.0