Exposure
ID
GRAVI.2018-11-19T06:23:24.842_1
Header ID
GRAVI.2018-11-19T06:23:24.842
Date updated
2018-11-19 06:35:34 UTC+0000
Release date
2019-11-19 06:35:34 UTC+0000
UTC Start
2018-11-19 06:23:24.842
UTC End
2018-11-19 06:28:24.842
MJD Start
58441.26625975
MJD End
58441.2697319722
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.004323
Ambient temperature (°C)
15.63
Seeing (arcsec)
0.665
Observation
ID
42259
Category
science
Program ID
0102.C-0210(A)
Program Title
INNER AND OUTER DISK MISALIGNMENTS IN TRANSITION DISKS: THE KEY TO THEIR ORIGIN?
Program Type
Normal
PI / COI
BENISTY/ VAN DER MAREL/ VAN DISHOECK/ BERGER/ FACCHINI/ HENNING/ MANARA
Target
ID
31920
Name
LkCa_15
RA
69.82658
DEC
22.35087
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 47.1450 47.5550 38.1000 38.2000
U1-U3 89.1430 89.8830 43.9000 43.8000
U1-U4 128.3740 128.7720 65.0080 64.5860
U2-U3 42.4990 42.8100 50.2000 50.1000
U2-U4 88.9280 88.7090 78.8900 78.3560
U3-U4 55.5030 54.8860 100.4240 100.0340
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 0102.C-0210(A)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 58441.26625975
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME LkCa_15
HIERARCH ESO INS SOBJ NAME LkCa_15
RA 69.82658
DEC 22.35087
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 318.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 30
HIERARCH ESO ISS PBL12 START 47.145
HIERARCH ESO ISS PBL12 END 47.555
HIERARCH ESO ISS PBLA12 START 38.1
HIERARCH ESO ISS PBLA12 END 38.2
HIERARCH ESO ISS PBL13 START 89.143
HIERARCH ESO ISS PBL13 END 89.883
HIERARCH ESO ISS PBLA13 START 43.9
HIERARCH ESO ISS PBLA13 END 43.8
HIERARCH ESO ISS PBL14 START 128.374
HIERARCH ESO ISS PBL14 END 128.772
HIERARCH ESO ISS PBLA14 START 65.008
HIERARCH ESO ISS PBLA14 END 64.586
HIERARCH ESO ISS PBL23 START 42.499
HIERARCH ESO ISS PBL23 END 42.81
HIERARCH ESO ISS PBLA23 START 50.2
HIERARCH ESO ISS PBLA23 END 50.1
HIERARCH ESO ISS PBL24 START 88.928
HIERARCH ESO ISS PBL24 END 88.709
HIERARCH ESO ISS PBLA24 START 78.89
HIERARCH ESO ISS PBLA24 END 78.356
HIERARCH ESO ISS PBL34 START 55.503
HIERARCH ESO ISS PBL34 END 54.886
HIERARCH ESO ISS PBLA34 START 100.424
HIERARCH ESO ISS PBLA34 END 100.034
HIERARCH ESO ISS AMBI TAU0 START 0.004965
HIERARCH ESO ISS AMBI TAU0 END 0.003681
HIERARCH ESO ISS AMBI TEMP 15.63
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.64