Exposure
ID
GRAVI.2023-07-21T06:25:22.053_1
Header ID
GRAVI.2023-07-21T06:25:22.053
Date updated
2023-07-21 06:40:29 UTC+0000
Release date
2024-07-21 06:40:29 UTC+0000
UTC Start
2023-07-21 06:25:22.053
UTC End
2023-07-21 06:32:02.053
MJD Start
60146.26761635
MJD End
60146.27224597963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0053775
Ambient temperature (°C)
15.82
Seeing (arcsec)
0.41
Observation
ID
56335
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
41736
Name
HR7672B
RA
301.021478
DEC
17.068
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 71.0820 69.5000 106.8000 106.6000
A0-J2 117.8440 116.2640 85.0000 84.4000
A0-K0 126.4680 125.8930 68.8570 68.2430
G1-J2 58.1530 58.2090 58.0000 57.6000
G1-K0 82.8370 83.4600 37.0310 37.0890
J2-K0 35.3420 35.3660 0.8990 1.9570
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 60146.26761635
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HR 7672
HIERARCH ESO INS SOBJ NAME HR7672B
RA 301.021478
DEC 17.068
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 71.082
HIERARCH ESO ISS PBL12 END 69.5
HIERARCH ESO ISS PBLA12 START 106.8
HIERARCH ESO ISS PBLA12 END 106.6
HIERARCH ESO ISS PBL13 START 117.844
HIERARCH ESO ISS PBL13 END 116.264
HIERARCH ESO ISS PBLA13 START 85.0
HIERARCH ESO ISS PBLA13 END 84.4
HIERARCH ESO ISS PBL14 START 126.468
HIERARCH ESO ISS PBL14 END 125.893
HIERARCH ESO ISS PBLA14 START 68.857
HIERARCH ESO ISS PBLA14 END 68.243
HIERARCH ESO ISS PBL23 START 58.153
HIERARCH ESO ISS PBL23 END 58.209
HIERARCH ESO ISS PBLA23 START 58.0
HIERARCH ESO ISS PBLA23 END 57.6
HIERARCH ESO ISS PBL24 START 82.837
HIERARCH ESO ISS PBL24 END 83.46
HIERARCH ESO ISS PBLA24 START 37.031
HIERARCH ESO ISS PBLA24 END 37.089
HIERARCH ESO ISS PBL34 START 35.342
HIERARCH ESO ISS PBL34 END 35.366
HIERARCH ESO ISS PBLA34 START 0.899
HIERARCH ESO ISS PBLA34 END 1.957
HIERARCH ESO ISS AMBI TAU0 START 0.005226
HIERARCH ESO ISS AMBI TAU0 END 0.005529
HIERARCH ESO ISS AMBI TEMP 15.82
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.41
HIERARCH ESO FT ROBJ NAME HR_7672
HIERARCH ESO FT ROBJ ALPHA 200406.220
HIERARCH ESO FT ROBJ DELTA 170412.677