Exposure
ID
GRAVI.2023-09-09T23:37:46.154_1
Header ID
GRAVI.2023-09-09T23:37:46.154
Date updated
2023-09-09 23:50:38 UTC+0000
Release date
2023-09-09 23:37:46 UTC+0000
UTC Start
2023-09-09 23:37:46.154
UTC End
2023-09-09 23:41:46.154
MJD Start
60196.98456197
MJD End
60196.98733974778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0018695
Ambient temperature (°C)
13.27
Seeing (arcsec)
1.355
Observation
ID
56723
Category
calibrator
Program ID
109.22XY.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART II
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ GRACZYK/ PILECKI/ GIEREN/ KERVELLA/ MÉRAND
Target
ID
42026
Name
HD171706
RA
279.112076
DEC
-4.57625
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 90.4120 90.3290 113.8000 114.0000
A0-J2 128.6130 128.8260 92.1000 92.2000
A0-K0 124.8640 125.3380 71.2230 71.3910
G1-J2 55.7420 55.9920 55.3000 55.6000
G1-K0 84.5450 84.7950 24.8360 25.2930
J2-K0 46.1460 46.0830 347.0920 347.5350
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 109.22XY.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60196.98456197
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD171706
HIERARCH ESO INS SOBJ NAME HD171706
RA 279.112076
DEC -4.57625
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 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 90.412
HIERARCH ESO ISS PBL12 END 90.329
HIERARCH ESO ISS PBLA12 START 113.8
HIERARCH ESO ISS PBLA12 END 114.0
HIERARCH ESO ISS PBL13 START 128.613
HIERARCH ESO ISS PBL13 END 128.826
HIERARCH ESO ISS PBLA13 START 92.1
HIERARCH ESO ISS PBLA13 END 92.2
HIERARCH ESO ISS PBL14 START 124.864
HIERARCH ESO ISS PBL14 END 125.338
HIERARCH ESO ISS PBLA14 START 71.223
HIERARCH ESO ISS PBLA14 END 71.391
HIERARCH ESO ISS PBL23 START 55.742
HIERARCH ESO ISS PBL23 END 55.992
HIERARCH ESO ISS PBLA23 START 55.3
HIERARCH ESO ISS PBLA23 END 55.6
HIERARCH ESO ISS PBL24 START 84.545
HIERARCH ESO ISS PBL24 END 84.795
HIERARCH ESO ISS PBLA24 START 24.836
HIERARCH ESO ISS PBLA24 END 25.293
HIERARCH ESO ISS PBL34 START 46.146
HIERARCH ESO ISS PBL34 END 46.083
HIERARCH ESO ISS PBLA34 START 347.092
HIERARCH ESO ISS PBLA34 END 347.535
HIERARCH ESO ISS AMBI TAU0 START 0.001857
HIERARCH ESO ISS AMBI TAU0 END 0.001882
HIERARCH ESO ISS AMBI TEMP 13.27
HIERARCH ESO ISS AMBI FWHM START 1.36
HIERARCH ESO ISS AMBI FWHM END 1.35