Exposure
ID
GRAVI.2022-11-27T06:14:59.810_1
Header ID
GRAVI.2022-11-27T06:14:59.810
Date updated
2022-11-27 06:25:52 UTC+0000
Release date
2023-11-27 06:25:51 UTC+0000
UTC Start
2022-11-27 06:14:59.810
UTC End
2022-11-27 06:18:59.810
MJD Start
59910.26041447
MJD End
59910.2631922478
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.004727
Ambient temperature (°C)
17.09
Seeing (arcsec)
0.72
Observation
ID
53317
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
39653
Name
HD41255
RA
90.824505
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 67.8820 67.9840 50.2000 50.6000
A0-J2 129.2120 129.2350 92.4000 92.7000
A0-J3 131.4210 131.6180 45.7770 46.1540
G2-J2 91.0510 90.9590 122.4000 122.7000
G2-J3 63.9640 64.0570 41.0350 41.4240
J2-J3 103.0710 102.9870 340.1950 340.6200
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 59910.26041447
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD41255
HIERARCH ESO INS SOBJ NAME HD41255
RA 90.824505
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 67.882
HIERARCH ESO ISS PBL12 END 67.984
HIERARCH ESO ISS PBLA12 START 50.2
HIERARCH ESO ISS PBLA12 END 50.6
HIERARCH ESO ISS PBL13 START 129.212
HIERARCH ESO ISS PBL13 END 129.235
HIERARCH ESO ISS PBLA13 START 92.4
HIERARCH ESO ISS PBLA13 END 92.7
HIERARCH ESO ISS PBL14 START 131.421
HIERARCH ESO ISS PBL14 END 131.618
HIERARCH ESO ISS PBLA14 START 45.777
HIERARCH ESO ISS PBLA14 END 46.154
HIERARCH ESO ISS PBL23 START 91.051
HIERARCH ESO ISS PBL23 END 90.959
HIERARCH ESO ISS PBLA23 START 122.4
HIERARCH ESO ISS PBLA23 END 122.7
HIERARCH ESO ISS PBL24 START 63.964
HIERARCH ESO ISS PBL24 END 64.057
HIERARCH ESO ISS PBLA24 START 41.035
HIERARCH ESO ISS PBLA24 END 41.424
HIERARCH ESO ISS PBL34 START 103.071
HIERARCH ESO ISS PBL34 END 102.987
HIERARCH ESO ISS PBLA34 START 340.195
HIERARCH ESO ISS PBLA34 END 340.62
HIERARCH ESO ISS AMBI TAU0 START 0.004727
HIERARCH ESO ISS AMBI TAU0 END 0.004727
HIERARCH ESO ISS AMBI TEMP 17.09
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.72