Exposure
ID
GRAVI.2023-08-14T08:58:37.807_1
Header ID
GRAVI.2023-08-14T08:58:37.807
Date updated
2023-08-14 13:15:46 UTC+0000
Release date
2024-08-14 13:15:46 UTC+0000
UTC Start
2023-08-14 08:58:37.807
UTC End
2023-08-14 09:02:37.807
MJD Start
60170.37404869
MJD End
60170.37682646778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.003077
Ambient temperature (°C)
14.94
Seeing (arcsec)
0.73
Observation
ID
56585
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
41925
Name
HD_9939
RA
24.353325
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 68.2470 68.1750 270.1000 269.7000
K0-D0 93.6860 94.0140 256.7000 256.3000
K0-J3 40.6210 40.2130 322.0720 322.3600
G2-D0 31.5540 31.8520 226.6000 226.7000
G2-J3 53.7620 54.2390 53.6140 53.5310
D0-J3 85.1680 85.9470 51.0270 50.9930
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 60170.37404869
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD9939
HIERARCH ESO INS SOBJ NAME HD_9939
RA 24.353325
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 68.247
HIERARCH ESO ISS PBL12 END 68.175
HIERARCH ESO ISS PBLA12 START 270.1
HIERARCH ESO ISS PBLA12 END 269.7
HIERARCH ESO ISS PBL13 START 93.686
HIERARCH ESO ISS PBL13 END 94.014
HIERARCH ESO ISS PBLA13 START 256.7
HIERARCH ESO ISS PBLA13 END 256.3
HIERARCH ESO ISS PBL14 START 40.621
HIERARCH ESO ISS PBL14 END 40.213
HIERARCH ESO ISS PBLA14 START 322.072
HIERARCH ESO ISS PBLA14 END 322.36
HIERARCH ESO ISS PBL23 START 31.554
HIERARCH ESO ISS PBL23 END 31.852
HIERARCH ESO ISS PBLA23 START 226.6
HIERARCH ESO ISS PBLA23 END 226.7
HIERARCH ESO ISS PBL24 START 53.762
HIERARCH ESO ISS PBL24 END 54.239
HIERARCH ESO ISS PBLA24 START 53.614
HIERARCH ESO ISS PBLA24 END 53.531
HIERARCH ESO ISS PBL34 START 85.168
HIERARCH ESO ISS PBL34 END 85.947
HIERARCH ESO ISS PBLA34 START 51.027
HIERARCH ESO ISS PBLA34 END 50.993
HIERARCH ESO ISS AMBI TAU0 START 0.003145
HIERARCH ESO ISS AMBI TAU0 END 0.003009
HIERARCH ESO ISS AMBI TEMP 14.94
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.75