Exposure
ID
GRAVI.2021-10-12T07:36:07.473_1
Header ID
GRAVI.2021-10-12T07:36:07.473
Date updated
2021-10-12 07:47:24 UTC+0000
Release date
2021-10-12 07:36:07 UTC+0000
UTC Start
2021-10-12 07:36:07.473
UTC End
2021-10-12 07:40:07.473
MJD Start
59499.31675316
MJD End
59499.3195309378
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0021785
Ambient temperature (°C)
12.77
Seeing (arcsec)
0.905
Observation
ID
48496
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
36354
Name
HD29420
RA
69.663791
DEC
17.40804
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.1860 68.2590 272.8000 272.4000
K0-D0 91.5620 92.0450 256.9000 256.7000
K0-J3 47.0420 46.7140 324.1270 324.3640
G2-D0 31.9260 32.2060 221.3000 221.6000
G2-J3 53.4550 53.9370 49.3260 49.4480
D0-J3 85.1870 85.9530 46.3400 46.5090
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 59499.31675316
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD29420
HIERARCH ESO INS SOBJ NAME HD29420
RA 69.663791
DEC 17.40804
HIERARCH ESO INS SPEC RES MEDIUM
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 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 68.186
HIERARCH ESO ISS PBL12 END 68.259
HIERARCH ESO ISS PBLA12 START 272.8
HIERARCH ESO ISS PBLA12 END 272.4
HIERARCH ESO ISS PBL13 START 91.562
HIERARCH ESO ISS PBL13 END 92.045
HIERARCH ESO ISS PBLA13 START 256.9
HIERARCH ESO ISS PBLA13 END 256.7
HIERARCH ESO ISS PBL14 START 47.042
HIERARCH ESO ISS PBL14 END 46.714
HIERARCH ESO ISS PBLA14 START 324.127
HIERARCH ESO ISS PBLA14 END 324.364
HIERARCH ESO ISS PBL23 START 31.926
HIERARCH ESO ISS PBL23 END 32.206
HIERARCH ESO ISS PBLA23 START 221.3
HIERARCH ESO ISS PBLA23 END 221.6
HIERARCH ESO ISS PBL24 START 53.455
HIERARCH ESO ISS PBL24 END 53.937
HIERARCH ESO ISS PBLA24 START 49.326
HIERARCH ESO ISS PBLA24 END 49.448
HIERARCH ESO ISS PBL34 START 85.187
HIERARCH ESO ISS PBL34 END 85.953
HIERARCH ESO ISS PBLA34 START 46.34
HIERARCH ESO ISS PBLA34 END 46.509
HIERARCH ESO ISS AMBI TAU0 START 0.001886
HIERARCH ESO ISS AMBI TAU0 END 0.002471
HIERARCH ESO ISS AMBI TEMP 12.77
HIERARCH ESO ISS AMBI FWHM START 1.01
HIERARCH ESO ISS AMBI FWHM END 0.8