Exposure
ID
GRAVI.2023-12-24T04:10:27.592_1
Header ID
GRAVI.2023-12-24T04:10:27.592
Date updated
2023-12-24 04:25:28 UTC+0000
Release date
2024-12-24 04:25:28 UTC+0000
UTC Start
2023-12-24 04:10:27.592
UTC End
2023-12-24 04:16:27.592
MJD Start
60302.17393046
MJD End
60302.1780971267
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.008927
Ambient temperature (°C)
17.62
Seeing (arcsec)
0.415
Observation
ID
58056
Category
science
Program ID
112.25GE.003
Program Title
INVESTIGATING THE 25 MYR L-T TRANSITION WITH VLTI/GRAVITY OBSERVATIONS OF THE NEW PLANET AF LEP B
Program Type
Normal
PI / COI
BALMER/ PUEYO/ LACOUR/ DE ROSA/ FRANSON/ LAGRANGE/ CHAUVIN/ BONNEFOY/ NOWAK/ MOLLIERE/ NASEDKIN/ WANG/ RICKMAN/ STOLKER/ VIGAN/ BOWLER/ HENNING/ VAN DISHOECK/ POURRÉ/ WINTERHALDER/ BOURDAROT/ BRANDNER
Target
ID
42994
Name
AF_Lep
RA
81.771642
DEC
-11.90121
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 55.6510 55.7770 27.5000 28.1000
U1-U3 101.0750 101.3230 33.9000 34.5000
U1-U4 129.8870 130.0730 61.6510 62.0310
U2-U3 46.1810 46.2940 41.6000 42.1000
U2-U4 89.4240 89.3640 82.0720 82.4020
U3-U4 62.0230 61.8080 110.9760 111.3890
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 112.25GE.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60302.17393046
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME AF Lep
HIERARCH ESO INS SOBJ NAME AF_Lep
RA 81.771642
DEC -11.90121
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 388.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 55.651
HIERARCH ESO ISS PBL12 END 55.777
HIERARCH ESO ISS PBLA12 START 27.5
HIERARCH ESO ISS PBLA12 END 28.1
HIERARCH ESO ISS PBL13 START 101.075
HIERARCH ESO ISS PBL13 END 101.323
HIERARCH ESO ISS PBLA13 START 33.9
HIERARCH ESO ISS PBLA13 END 34.5
HIERARCH ESO ISS PBL14 START 129.887
HIERARCH ESO ISS PBL14 END 130.073
HIERARCH ESO ISS PBLA14 START 61.651
HIERARCH ESO ISS PBLA14 END 62.031
HIERARCH ESO ISS PBL23 START 46.181
HIERARCH ESO ISS PBL23 END 46.294
HIERARCH ESO ISS PBLA23 START 41.6
HIERARCH ESO ISS PBLA23 END 42.1
HIERARCH ESO ISS PBL24 START 89.424
HIERARCH ESO ISS PBL24 END 89.364
HIERARCH ESO ISS PBLA24 START 82.072
HIERARCH ESO ISS PBLA24 END 82.402
HIERARCH ESO ISS PBL34 START 62.023
HIERARCH ESO ISS PBL34 END 61.808
HIERARCH ESO ISS PBLA34 START 110.976
HIERARCH ESO ISS PBLA34 END 111.389
HIERARCH ESO ISS AMBI TAU0 START 0.008927
HIERARCH ESO ISS AMBI TAU0 END 0.008927
HIERARCH ESO ISS AMBI TEMP 17.62
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.41
HIERARCH ESO FT ROBJ NAME AF_Lep
HIERARCH ESO FT ROBJ ALPHA 052704.763
HIERARCH ESO FT ROBJ DELTA -115403.466