Exposure
ID
GRAVI.2021-11-23T02:31:47.215_1
Header ID
GRAVI.2021-11-23T02:31:47.215
Date updated
2021-11-23 02:41:00 UTC+0000
Release date
2021-11-23 02:31:47 UTC+0000
UTC Start
2021-11-23 02:31:47.215
UTC End
2021-11-23 02:35:47.215
MJD Start
59541.10540758
MJD End
59541.1081853578
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0076045
Ambient temperature (°C)
14.62
Seeing (arcsec)
0.505
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 67.6370 67.4510 269.1000 268.8000
K0-D0 95.5720 95.7090 253.6000 253.3000
K0-J3 43.6940 43.3600 328.5730 328.9990
G2-D0 35.3720 35.5960 222.9000 222.9000
G2-J3 58.9960 59.3450 49.4830 49.4710
D0-J3 94.2200 94.7960 46.9980 47.0230
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 59541.10540758
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 67.637
HIERARCH ESO ISS PBL12 END 67.451
HIERARCH ESO ISS PBLA12 START 269.1
HIERARCH ESO ISS PBLA12 END 268.8
HIERARCH ESO ISS PBL13 START 95.572
HIERARCH ESO ISS PBL13 END 95.709
HIERARCH ESO ISS PBLA13 START 253.6
HIERARCH ESO ISS PBLA13 END 253.3
HIERARCH ESO ISS PBL14 START 43.694
HIERARCH ESO ISS PBL14 END 43.36
HIERARCH ESO ISS PBLA14 START 328.573
HIERARCH ESO ISS PBLA14 END 328.999
HIERARCH ESO ISS PBL23 START 35.372
HIERARCH ESO ISS PBL23 END 35.596
HIERARCH ESO ISS PBLA23 START 222.9
HIERARCH ESO ISS PBLA23 END 222.9
HIERARCH ESO ISS PBL24 START 58.996
HIERARCH ESO ISS PBL24 END 59.345
HIERARCH ESO ISS PBLA24 START 49.483
HIERARCH ESO ISS PBLA24 END 49.471
HIERARCH ESO ISS PBL34 START 94.22
HIERARCH ESO ISS PBL34 END 94.796
HIERARCH ESO ISS PBLA34 START 46.998
HIERARCH ESO ISS PBLA34 END 47.023
HIERARCH ESO ISS AMBI TAU0 START 0.008271
HIERARCH ESO ISS AMBI TAU0 END 0.006938
HIERARCH ESO ISS AMBI TEMP 14.62
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.51