Exposure
ID
GRAVI.2023-07-18T03:58:34.850_1
Header ID
GRAVI.2023-07-18T03:58:34.850
Date updated
2023-07-18 04:11:36 UTC+0000
Release date
2023-07-18 03:58:34 UTC+0000
UTC Start
2023-07-18 03:58:34.850
UTC End
2023-07-18 04:02:34.850
MJD Start
60143.16568113
MJD End
60143.16845890778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0038195
Ambient temperature (°C)
12.6
Seeing (arcsec)
0.575
Observation
ID
56269
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
41684
Name
HD171706
RA
279.112076
DEC
-4.57624
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 87.9510 87.5800 115.5000 115.7000
A0-J2 128.4120 128.1190 93.1000 93.2000
A0-K0 127.9560 127.9810 72.6550 72.7440
G1-J2 57.8320 57.9310 57.7000 57.8000
G1-K0 87.2610 87.4770 29.3510 29.6860
J2-K0 45.5290 45.4880 352.3160 352.8000
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 60143.16568113
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD171706
HIERARCH ESO INS SOBJ NAME HD171706
RA 279.112076
DEC -4.57624
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 87.951
HIERARCH ESO ISS PBL12 END 87.58
HIERARCH ESO ISS PBLA12 START 115.5
HIERARCH ESO ISS PBLA12 END 115.7
HIERARCH ESO ISS PBL13 START 128.412
HIERARCH ESO ISS PBL13 END 128.119
HIERARCH ESO ISS PBLA13 START 93.1
HIERARCH ESO ISS PBLA13 END 93.2
HIERARCH ESO ISS PBL14 START 127.956
HIERARCH ESO ISS PBL14 END 127.981
HIERARCH ESO ISS PBLA14 START 72.655
HIERARCH ESO ISS PBLA14 END 72.744
HIERARCH ESO ISS PBL23 START 57.832
HIERARCH ESO ISS PBL23 END 57.931
HIERARCH ESO ISS PBLA23 START 57.7
HIERARCH ESO ISS PBLA23 END 57.8
HIERARCH ESO ISS PBL24 START 87.261
HIERARCH ESO ISS PBL24 END 87.477
HIERARCH ESO ISS PBLA24 START 29.351
HIERARCH ESO ISS PBLA24 END 29.686
HIERARCH ESO ISS PBL34 START 45.529
HIERARCH ESO ISS PBL34 END 45.488
HIERARCH ESO ISS PBLA34 START 352.316
HIERARCH ESO ISS PBLA34 END 352.8
HIERARCH ESO ISS AMBI TAU0 START 0.003315
HIERARCH ESO ISS AMBI TAU0 END 0.004324
HIERARCH ESO ISS AMBI TEMP 12.6
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.5