Exposure
ID
GRAVI.2023-08-20T04:50:37.551_1
Header ID
GRAVI.2023-08-20T04:50:37.551
Date updated
2023-08-20 05:10:37 UTC+0000
Release date
2024-08-20 05:10:37 UTC+0000
UTC Start
2023-08-20 04:50:37.551
UTC End
2023-08-20 04:57:17.551
MJD Start
60176.20182351
MJD End
60176.206453139625
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.004471
Ambient temperature (°C)
11.53
Seeing (arcsec)
0.605
Observation
ID
56661
Category
science
Program ID
109.238N.003
Program Title
UNCOVERING THE DYNAMICAL HISTORY OF BROWN DWARF COMPANIONS
Program Type
Monitoring
PI / COI
WANG/ LACOUR/ NOWAK/ MAIRE/ GIRARD/ PALADINI/ CORREIA/ VIGAN/ ZURLO/ LAGRANGE/ BLUNT/ HAUBOIS/ GARCIA LOPEZ/ DE ZEEUW/ HENNING/ NIELSEN/ BENISTY/ LANGLOIS/ RAMEAU/ HINKLEY/ OTTEN/ STOLKER/ KAMMERER/ MUZIC/ BOWLER/ PUEYO/ EISENHAUER/ KREIDBERG/ ...
Target
ID
41982
Name
HR7672B
RA
301.021465
DEC
17.06799
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
DUAL
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 65.5740 63.8100 106.4000 106.4000
A0-J2 112.1870 110.2930 83.0000 82.3000
A0-K0 124.1990 123.3340 66.7220 66.0320
G1-J2 58.2020 58.1430 56.4000 55.8000
G1-K0 84.8230 85.3620 37.1180 37.0830
J2-K0 35.4920 35.5750 4.4210 5.4570
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 109.238N.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60176.20182351
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HR 7672
HIERARCH ESO INS SOBJ NAME HR7672B
RA 301.021465
DEC 17.06799
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 K0
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 65.574
HIERARCH ESO ISS PBL12 END 63.81
HIERARCH ESO ISS PBLA12 START 106.4
HIERARCH ESO ISS PBLA12 END 106.4
HIERARCH ESO ISS PBL13 START 112.187
HIERARCH ESO ISS PBL13 END 110.293
HIERARCH ESO ISS PBLA13 START 83.0
HIERARCH ESO ISS PBLA13 END 82.3
HIERARCH ESO ISS PBL14 START 124.199
HIERARCH ESO ISS PBL14 END 123.334
HIERARCH ESO ISS PBLA14 START 66.722
HIERARCH ESO ISS PBLA14 END 66.032
HIERARCH ESO ISS PBL23 START 58.202
HIERARCH ESO ISS PBL23 END 58.143
HIERARCH ESO ISS PBLA23 START 56.4
HIERARCH ESO ISS PBLA23 END 55.8
HIERARCH ESO ISS PBL24 START 84.823
HIERARCH ESO ISS PBL24 END 85.362
HIERARCH ESO ISS PBLA24 START 37.118
HIERARCH ESO ISS PBLA24 END 37.083
HIERARCH ESO ISS PBL34 START 35.492
HIERARCH ESO ISS PBL34 END 35.575
HIERARCH ESO ISS PBLA34 START 4.421
HIERARCH ESO ISS PBLA34 END 5.457
HIERARCH ESO ISS AMBI TAU0 START 0.004413
HIERARCH ESO ISS AMBI TAU0 END 0.004529
HIERARCH ESO ISS AMBI TEMP 11.53
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.56
HIERARCH ESO FT ROBJ NAME HR_7672
HIERARCH ESO FT ROBJ ALPHA 200406.220
HIERARCH ESO FT ROBJ DELTA 170412.677