Exposure
ID
GRAVI.2021-10-12T04:32:23.791_1
Header ID
GRAVI.2021-10-12T04:32:23.791
Date updated
2021-10-12 04:46:05 UTC+0000
Release date
2021-10-12 04:32:23 UTC+0000
UTC Start
2021-10-12 04:32:23.791
UTC End
2021-10-12 04:36:23.791
MJD Start
59499.18916425
MJD End
59499.1919420278
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.004374
Ambient temperature (°C)
13.48
Seeing (arcsec)
0.705
Observation
ID
48488
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
36348
Name
HD8910
RA
22.002578
DEC
15.98791
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 68.2860 68.3270 272.2000 271.9000
K0-D0 92.4350 92.8690 256.2000 256.0000
K0-J3 47.1490 46.8270 325.0230 325.2910
G2-D0 32.7640 33.0320 221.1000 221.3000
G2-J3 54.7210 55.1760 48.8580 48.9760
D0-J3 87.2960 88.0230 45.9440 46.1070
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 59499.18916425
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD8910
HIERARCH ESO INS SOBJ NAME HD8910
RA 22.002578
DEC 15.98791
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 68.286
HIERARCH ESO ISS PBL12 END 68.327
HIERARCH ESO ISS PBLA12 START 272.2
HIERARCH ESO ISS PBLA12 END 271.9
HIERARCH ESO ISS PBL13 START 92.435
HIERARCH ESO ISS PBL13 END 92.869
HIERARCH ESO ISS PBLA13 START 256.2
HIERARCH ESO ISS PBLA13 END 256.0
HIERARCH ESO ISS PBL14 START 47.149
HIERARCH ESO ISS PBL14 END 46.827
HIERARCH ESO ISS PBLA14 START 325.023
HIERARCH ESO ISS PBLA14 END 325.291
HIERARCH ESO ISS PBL23 START 32.764
HIERARCH ESO ISS PBL23 END 33.032
HIERARCH ESO ISS PBLA23 START 221.1
HIERARCH ESO ISS PBLA23 END 221.3
HIERARCH ESO ISS PBL24 START 54.721
HIERARCH ESO ISS PBL24 END 55.176
HIERARCH ESO ISS PBLA24 START 48.858
HIERARCH ESO ISS PBLA24 END 48.976
HIERARCH ESO ISS PBL34 START 87.296
HIERARCH ESO ISS PBL34 END 88.023
HIERARCH ESO ISS PBLA34 START 45.944
HIERARCH ESO ISS PBLA34 END 46.107
HIERARCH ESO ISS AMBI TAU0 START 0.004334
HIERARCH ESO ISS AMBI TAU0 END 0.004414
HIERARCH ESO ISS AMBI TEMP 13.48
HIERARCH ESO ISS AMBI FWHM START 0.75
HIERARCH ESO ISS AMBI FWHM END 0.66