Exposure
ID
GRAVI.2022-11-21T06:45:56.106_1
Header ID
GRAVI.2022-11-21T06:45:56.106
Date updated
2022-11-21 06:56:32 UTC+0000
Release date
2023-11-21 06:56:32 UTC+0000
UTC Start
2022-11-21 06:45:56.106
UTC End
2022-11-21 06:49:56.106
MJD Start
59904.28189938
MJD End
59904.2846771578
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.015983
Ambient temperature (°C)
14.59
Seeing (arcsec)
0.28
Observation
ID
53213
Category
science
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
39574
Name
HD41255
RA
90.82335
DEC
-16.04329
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.1120 25.0780 142.4000 142.8000
A0-D0 31.9720 31.9920 71.3000 71.6000
A0-J3 131.7500 131.9110 46.4310 46.7900
B2-D0 33.6360 33.6710 26.4000 26.8000
B2-J3 136.6470 136.8120 35.8980 36.2860
D0-J3 103.6220 103.7490 38.9720 39.3510
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.221X.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59904.28189938
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD41255
HIERARCH ESO INS SOBJ NAME HD41255
RA 90.82335
DEC -16.04329
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
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 25.112
HIERARCH ESO ISS PBL12 END 25.078
HIERARCH ESO ISS PBLA12 START 142.4
HIERARCH ESO ISS PBLA12 END 142.8
HIERARCH ESO ISS PBL13 START 31.972
HIERARCH ESO ISS PBL13 END 31.992
HIERARCH ESO ISS PBLA13 START 71.3
HIERARCH ESO ISS PBLA13 END 71.6
HIERARCH ESO ISS PBL14 START 131.75
HIERARCH ESO ISS PBL14 END 131.911
HIERARCH ESO ISS PBLA14 START 46.431
HIERARCH ESO ISS PBLA14 END 46.79
HIERARCH ESO ISS PBL23 START 33.636
HIERARCH ESO ISS PBL23 END 33.671
HIERARCH ESO ISS PBLA23 START 26.4
HIERARCH ESO ISS PBLA23 END 26.8
HIERARCH ESO ISS PBL24 START 136.647
HIERARCH ESO ISS PBL24 END 136.812
HIERARCH ESO ISS PBLA24 START 35.898
HIERARCH ESO ISS PBLA24 END 36.286
HIERARCH ESO ISS PBL34 START 103.622
HIERARCH ESO ISS PBL34 END 103.749
HIERARCH ESO ISS PBLA34 START 38.972
HIERARCH ESO ISS PBLA34 END 39.351
HIERARCH ESO ISS AMBI TAU0 START 0.01629
HIERARCH ESO ISS AMBI TAU0 END 0.015676
HIERARCH ESO ISS AMBI TEMP 14.59
HIERARCH ESO ISS AMBI FWHM START 0.28
HIERARCH ESO ISS AMBI FWHM END 0.28