Exposure
ID
GRAVI.2023-07-21T06:32:34.071_2
Header ID
GRAVI.2023-07-21T06:32:34.071
Date updated
2023-07-21 06:50:28 UTC+0000
Release date
2024-07-21 06:50:28 UTC+0000
UTC Start
2023-07-21 06:32:34.071
UTC End
2023-07-21 06:39:14.071
MJD Start
60146.27261656
MJD End
60146.27724618963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.005136
Ambient temperature (°C)
15.8
Seeing (arcsec)
0.42
Observation
ID
56336
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
41737
Name
HR_7672
RA
301.0259166666666
DEC
17.070188055555555
Instrument
Interferometer
VLTI
Instrument
GRAVITY_FT
Instrument mode
LOW
Instrument sub-mode
DUAL
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 69.4410 67.8030 106.6000 106.5000
A0-J2 116.2050 114.5270 84.4000 83.8000
A0-K0 125.8710 125.2040 68.2200 67.5850
G1-J2 58.2100 58.2290 57.5000 57.0000
G1-K0 83.4820 84.0800 37.0900 37.1190
J2-K0 35.3680 35.4100 1.9950 3.0480
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 60146.27261656
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 69.441
HIERARCH ESO ISS PBL12 END 67.803
HIERARCH ESO ISS PBLA12 START 106.6
HIERARCH ESO ISS PBLA12 END 106.5
HIERARCH ESO ISS PBL13 START 116.205
HIERARCH ESO ISS PBL13 END 114.527
HIERARCH ESO ISS PBLA13 START 84.4
HIERARCH ESO ISS PBLA13 END 83.8
HIERARCH ESO ISS PBL14 START 125.871
HIERARCH ESO ISS PBL14 END 125.204
HIERARCH ESO ISS PBLA14 START 68.22
HIERARCH ESO ISS PBLA14 END 67.585
HIERARCH ESO ISS PBL23 START 58.21
HIERARCH ESO ISS PBL23 END 58.229
HIERARCH ESO ISS PBLA23 START 57.5
HIERARCH ESO ISS PBLA23 END 57.0
HIERARCH ESO ISS PBL24 START 83.482
HIERARCH ESO ISS PBL24 END 84.08
HIERARCH ESO ISS PBLA24 START 37.09
HIERARCH ESO ISS PBLA24 END 37.119
HIERARCH ESO ISS PBL34 START 35.368
HIERARCH ESO ISS PBL34 END 35.41
HIERARCH ESO ISS PBLA34 START 1.995
HIERARCH ESO ISS PBLA34 END 3.048
HIERARCH ESO ISS AMBI TAU0 START 0.006627
HIERARCH ESO ISS AMBI TAU0 END 0.003645
HIERARCH ESO ISS AMBI TEMP 15.8
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.43
HIERARCH ESO FT ROBJ NAME HR_7672
HIERARCH ESO FT ROBJ ALPHA 200406.220
HIERARCH ESO FT ROBJ DELTA 170412.677