Exposure
ID
GRAVI.2024-02-11T06:48:52.063_1
Header ID
GRAVI.2024-02-11T06:48:52.063
Date updated
2024-02-11 07:00:36 UTC+0000
Release date
2025-02-11 07:00:36 UTC+0000
UTC Start
2024-02-11 06:48:52.063
UTC End
2024-02-11 06:50:52.063
MJD Start
60351.28393592
MJD End
60351.2853248089
Exposure time (s)
120.0
Validation level
1
Tau 0: Coherence time (s)
0.007346
Ambient temperature (°C)
16.54
Seeing (arcsec)
0.46
Observation
ID
58426
Category
science
Program ID
109.238N.004
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
43243
Name
HIP64892B
RA
199.517953
DEC
-44.05549
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 80.5600 80.8470 97.3000 97.7000
A0-J2 121.2790 121.5780 73.1000 73.5000
A0-K0 125.6400 125.7750 52.5280 52.9640
G1-J2 58.1300 58.1440 38.4000 38.8000
G1-K0 88.8940 88.8670 12.8770 13.1910
J2-K0 44.2210 44.2730 338.3700 338.5880
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 109.238N.004
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60351.28393592
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 115470
HIERARCH ESO INS SOBJ NAME HIP64892B
RA 199.517953
DEC -44.05549
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 138.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 80.56
HIERARCH ESO ISS PBL12 END 80.847
HIERARCH ESO ISS PBLA12 START 97.3
HIERARCH ESO ISS PBLA12 END 97.7
HIERARCH ESO ISS PBL13 START 121.279
HIERARCH ESO ISS PBL13 END 121.578
HIERARCH ESO ISS PBLA13 START 73.1
HIERARCH ESO ISS PBLA13 END 73.5
HIERARCH ESO ISS PBL14 START 125.64
HIERARCH ESO ISS PBL14 END 125.775
HIERARCH ESO ISS PBLA14 START 52.528
HIERARCH ESO ISS PBLA14 END 52.964
HIERARCH ESO ISS PBL23 START 58.13
HIERARCH ESO ISS PBL23 END 58.144
HIERARCH ESO ISS PBLA23 START 38.4
HIERARCH ESO ISS PBLA23 END 38.8
HIERARCH ESO ISS PBL24 START 88.894
HIERARCH ESO ISS PBL24 END 88.867
HIERARCH ESO ISS PBLA24 START 12.877
HIERARCH ESO ISS PBLA24 END 13.191
HIERARCH ESO ISS PBL34 START 44.221
HIERARCH ESO ISS PBL34 END 44.273
HIERARCH ESO ISS PBLA34 START 338.37
HIERARCH ESO ISS PBLA34 END 338.588
HIERARCH ESO ISS AMBI TAU0 START 0.007346
HIERARCH ESO ISS AMBI TAU0 END 0.007346
HIERARCH ESO ISS AMBI TEMP 16.54
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.46
HIERARCH ESO FT ROBJ NAME HD_115470
HIERARCH ESO FT ROBJ ALPHA 131805.104
HIERARCH ESO FT ROBJ DELTA -440319.376