Exposure
ID
GRAVI.2023-07-14T09:57:33.301_1
Header ID
GRAVI.2023-07-14T09:57:33.301
Date updated
2023-07-14 10:11:04 UTC+0000
Release date
2024-07-14 10:11:04 UTC+0000
UTC Start
2023-07-14 09:57:33.301
UTC End
2023-07-14 10:01:33.301
MJD Start
60139.41496876
MJD End
60139.41774653778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0043915
Ambient temperature (°C)
13.0
Seeing (arcsec)
0.8500000000000001
Observation
ID
56244
Category
science
Program ID
111.24N4.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART III
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ KERVELLA/ MÉRAND/ GIEREN/ GRACZYK
Target
ID
41663
Name
HD_9939
RA
24.35333
DEC
25.16668
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.0660 67.2770 277.0000 276.5000
K0-D0 85.8400 86.5460 262.6000 262.2000
K0-J3 46.3110 45.9530 319.6490 319.7150
G2-D0 26.7110 27.0590 224.0000 224.3000
G2-J3 45.5750 46.1900 53.4010 53.5140
D0-J3 72.0590 73.0280 49.9200 50.1060
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24N4.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60139.41496876
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD9939
HIERARCH ESO INS SOBJ NAME HD_9939
RA 24.35333
DEC 25.16668
HIERARCH ESO INS SPEC RES HIGH
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 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 67.066
HIERARCH ESO ISS PBL12 END 67.277
HIERARCH ESO ISS PBLA12 START 277.0
HIERARCH ESO ISS PBLA12 END 276.5
HIERARCH ESO ISS PBL13 START 85.84
HIERARCH ESO ISS PBL13 END 86.546
HIERARCH ESO ISS PBLA13 START 262.6
HIERARCH ESO ISS PBLA13 END 262.2
HIERARCH ESO ISS PBL14 START 46.311
HIERARCH ESO ISS PBL14 END 45.953
HIERARCH ESO ISS PBLA14 START 319.649
HIERARCH ESO ISS PBLA14 END 319.715
HIERARCH ESO ISS PBL23 START 26.711
HIERARCH ESO ISS PBL23 END 27.059
HIERARCH ESO ISS PBLA23 START 224.0
HIERARCH ESO ISS PBLA23 END 224.3
HIERARCH ESO ISS PBL24 START 45.575
HIERARCH ESO ISS PBL24 END 46.19
HIERARCH ESO ISS PBLA24 START 53.401
HIERARCH ESO ISS PBLA24 END 53.514
HIERARCH ESO ISS PBL34 START 72.059
HIERARCH ESO ISS PBL34 END 73.028
HIERARCH ESO ISS PBLA34 START 49.92
HIERARCH ESO ISS PBLA34 END 50.106
HIERARCH ESO ISS AMBI TAU0 START 0.00415
HIERARCH ESO ISS AMBI TAU0 END 0.004633
HIERARCH ESO ISS AMBI TEMP 13.0
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.89