Exposure
ID
GRAVI.2022-05-17T01:27:16.137_1
Header ID
GRAVI.2022-05-17T01:27:16.137
Date updated
2022-05-17 01:41:17 UTC+0000
Release date
2023-05-17 01:41:17 UTC+0000
UTC Start
2022-05-17 01:27:16.137
UTC End
2022-05-17 01:31:16.137
MJD Start
59716.06060344
MJD End
59716.0633812178
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0027405
Ambient temperature (°C)
11.96
Seeing (arcsec)
1.08
Observation
ID
50913
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
37966
Name
HD98031
RA
169.147118
DEC
12.46292
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 77.9230 77.1270 110.2000 110.2000
A0-J2 122.8960 122.1500 88.7000 88.5000
A0-J3 129.6490 130.0210 52.0780 51.9760
G1-J2 57.9130 58.0000 59.2000 59.0000
G1-J3 110.4710 110.8240 15.2850 15.7140
J2-J3 79.5810 79.2720 344.9990 345.6190
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 59716.06060344
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD98031
HIERARCH ESO INS SOBJ NAME HD98031
RA 169.147118
DEC 12.46292
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 G1
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 77.923
HIERARCH ESO ISS PBL12 END 77.127
HIERARCH ESO ISS PBLA12 START 110.2
HIERARCH ESO ISS PBLA12 END 110.2
HIERARCH ESO ISS PBL13 START 122.896
HIERARCH ESO ISS PBL13 END 122.15
HIERARCH ESO ISS PBLA13 START 88.7
HIERARCH ESO ISS PBLA13 END 88.5
HIERARCH ESO ISS PBL14 START 129.649
HIERARCH ESO ISS PBL14 END 130.021
HIERARCH ESO ISS PBLA14 START 52.078
HIERARCH ESO ISS PBLA14 END 51.976
HIERARCH ESO ISS PBL23 START 57.913
HIERARCH ESO ISS PBL23 END 58.0
HIERARCH ESO ISS PBLA23 START 59.2
HIERARCH ESO ISS PBLA23 END 59.0
HIERARCH ESO ISS PBL24 START 110.471
HIERARCH ESO ISS PBL24 END 110.824
HIERARCH ESO ISS PBLA24 START 15.285
HIERARCH ESO ISS PBLA24 END 15.714
HIERARCH ESO ISS PBL34 START 79.581
HIERARCH ESO ISS PBL34 END 79.272
HIERARCH ESO ISS PBLA34 START 344.999
HIERARCH ESO ISS PBLA34 END 345.619
HIERARCH ESO ISS AMBI TAU0 START 0.002834
HIERARCH ESO ISS AMBI TAU0 END 0.002647
HIERARCH ESO ISS AMBI TEMP 11.96
HIERARCH ESO ISS AMBI FWHM START 1.05
HIERARCH ESO ISS AMBI FWHM END 1.11