Exposure
ID
GRAVI.2022-12-30T04:10:13.210_1
Header ID
GRAVI.2022-12-30T04:10:13.210
Date updated
2022-12-30 04:21:11 UTC+0000
Release date
2023-12-30 04:21:11 UTC+0000
UTC Start
2022-12-30 04:10:13.210
UTC End
2022-12-30 04:14:13.210
MJD Start
59943.17376401
MJD End
59943.1765417878
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.005953
Ambient temperature (°C)
12.01
Seeing (arcsec)
0.53
Observation
ID
53732
Category
science
Program ID
110.23QY.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART I
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ GIEREN/ KERVELLA/ MÉRAND/ GRACZYK
Target
ID
39941
Name
HD41255
RA
90.824504
DEC
-16.04329
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G2 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G2 68.0020 68.0890 50.7000 51.0000
A0-J2 129.2350 129.2100 92.7000 93.0000
A0-J3 131.6520 131.8240 46.2140 46.5790
G2-J2 90.9420 90.8270 122.7000 123.1000
G2-J3 64.0730 64.1570 41.4860 41.8640
J2-J3 102.9740 102.8880 340.6910 341.1220
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.23QY.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59943.17376401
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD41255
HIERARCH ESO INS SOBJ NAME HD41255
RA 90.824504
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 G2
HIERARCH ESO ISS CONF STATION3 J2
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 68.002
HIERARCH ESO ISS PBL12 END 68.089
HIERARCH ESO ISS PBLA12 START 50.7
HIERARCH ESO ISS PBLA12 END 51.0
HIERARCH ESO ISS PBL13 START 129.235
HIERARCH ESO ISS PBL13 END 129.21
HIERARCH ESO ISS PBLA13 START 92.7
HIERARCH ESO ISS PBLA13 END 93.0
HIERARCH ESO ISS PBL14 START 131.652
HIERARCH ESO ISS PBL14 END 131.824
HIERARCH ESO ISS PBLA14 START 46.214
HIERARCH ESO ISS PBLA14 END 46.579
HIERARCH ESO ISS PBL23 START 90.942
HIERARCH ESO ISS PBL23 END 90.827
HIERARCH ESO ISS PBLA23 START 122.7
HIERARCH ESO ISS PBLA23 END 123.1
HIERARCH ESO ISS PBL24 START 64.073
HIERARCH ESO ISS PBL24 END 64.157
HIERARCH ESO ISS PBLA24 START 41.486
HIERARCH ESO ISS PBLA24 END 41.864
HIERARCH ESO ISS PBL34 START 102.974
HIERARCH ESO ISS PBL34 END 102.888
HIERARCH ESO ISS PBLA34 START 340.691
HIERARCH ESO ISS PBLA34 END 341.122
HIERARCH ESO ISS AMBI TAU0 START 0.006237
HIERARCH ESO ISS AMBI TAU0 END 0.005669
HIERARCH ESO ISS AMBI TEMP 12.01
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.55