Exposure
ID
GRAVI.2023-07-20T05:39:57.561_1
Header ID
GRAVI.2023-07-20T05:39:57.561
Date updated
2023-07-20 05:55:36 UTC+0000
Release date
2024-07-20 05:55:36 UTC+0000
UTC Start
2023-07-20 05:39:57.561
UTC End
2023-07-20 05:46:37.561
MJD Start
60145.23608288
MJD End
60145.24071250963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0105525
Ambient temperature (°C)
17.19
Seeing (arcsec)
0.29
Observation
ID
56306
Category
science
Program ID
111.24TN.002
Program Title
SUBDWARF COMPANIONS AND THE ORIGIN OF BE STARS: TOWARDS THE FIRST SET OF FUNDAMENTAL PARAMETERS
Program Type
Normal
PI / COI
KLEMENT/ RIVINIUS/ BAADE/ MÉRAND
Target
ID
41712
Name
HD_186456
RA
296.063804
DEC
7.58821
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 79.7690 78.5530 112.6000 112.8000
A0-J2 123.3600 122.1460 90.3000 90.1000
A0-K0 127.4650 127.0860 71.8520 71.5640
G1-J2 58.0750 58.1650 58.9000 58.7000
G1-K0 84.9060 85.4210 34.0050 34.2860
J2-K0 40.4400 40.4020 356.8270 357.7490
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24TN.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60145.23608288
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 186456
HIERARCH ESO INS SOBJ NAME HD_186456
RA 296.063804
DEC 7.58821
HIERARCH ESO INS SPEC RES HIGH
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 K0
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 79.769
HIERARCH ESO ISS PBL12 END 78.553
HIERARCH ESO ISS PBLA12 START 112.6
HIERARCH ESO ISS PBLA12 END 112.8
HIERARCH ESO ISS PBL13 START 123.36
HIERARCH ESO ISS PBL13 END 122.146
HIERARCH ESO ISS PBLA13 START 90.3
HIERARCH ESO ISS PBLA13 END 90.1
HIERARCH ESO ISS PBL14 START 127.465
HIERARCH ESO ISS PBL14 END 127.086
HIERARCH ESO ISS PBLA14 START 71.852
HIERARCH ESO ISS PBLA14 END 71.564
HIERARCH ESO ISS PBL23 START 58.075
HIERARCH ESO ISS PBL23 END 58.165
HIERARCH ESO ISS PBLA23 START 58.9
HIERARCH ESO ISS PBLA23 END 58.7
HIERARCH ESO ISS PBL24 START 84.906
HIERARCH ESO ISS PBL24 END 85.421
HIERARCH ESO ISS PBLA24 START 34.005
HIERARCH ESO ISS PBLA24 END 34.286
HIERARCH ESO ISS PBL34 START 40.44
HIERARCH ESO ISS PBL34 END 40.402
HIERARCH ESO ISS PBLA34 START 356.827
HIERARCH ESO ISS PBLA34 END 357.749
HIERARCH ESO ISS AMBI TAU0 START 0.010996
HIERARCH ESO ISS AMBI TAU0 END 0.010109
HIERARCH ESO ISS AMBI TEMP 17.19
HIERARCH ESO ISS AMBI FWHM START 0.29
HIERARCH ESO ISS AMBI FWHM END 0.29