Exposure
ID
MATIS.2020-12-18T05:54:16.671_1
Header ID
MATIS.2020-12-18T05:54:16.671
Date updated
2020-12-18 06:05:51 UTC+0000
Release date
2021-12-18 06:05:50 UTC+0000
UTC Start
2020-12-18 05:54:16.671
UTC End
2020-12-18 05:55:16.647
MJD Start
59201.24602628
MJD End
59201.2467204467
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003762
Ambient temperature (°C)
11.95
Seeing (arcsec)
1.005
Observation
ID
46187
Category
science
Program ID
106.21L4.002
Program Title
IMAGING ONE OF THE BIGGEST STARS IN THE SKY WITH MATISSE, EPISODE 3
Program Type
GTO
PI / COI
MILLOUR/ CRUZALEBES/ CHIAVASSA/ MONTARGES/ MATTER/ BRUNO/ PETROV/ LAGADEC/ HRON/ WEIGELT
Target
ID
34773
Name
alf_Ori
RA
88.793067
DEC
7.40712
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_HIGH
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 65.3290 65.2400 269.2000 269.2000
K0-D0 95.5190 95.4790 251.8000 251.8000
K0-J3 45.8900 45.8300 335.8260 335.9630
G2-D0 38.5240 38.5550 221.3000 221.3000
G2-J3 63.1880 63.2300 47.4300 47.4340
D0-J3 101.5750 101.6480 45.1040 45.1150
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21L4.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 59201.24602628
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf_Ori
RA 88.793067
DEC 7.40712
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME HIGH
HIERARCH ESO INS DIN ID HIGH
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0750053
HIERARCH ESO DET SEQ1 PERIOD 0.084
HIERARCH ESO DET NDIT 714
HIERARCH ESO ISS PBL12 START 65.329
HIERARCH ESO ISS PBL12 END 65.24
HIERARCH ESO ISS PBLA12 START 269.2
HIERARCH ESO ISS PBLA12 END 269.2
HIERARCH ESO ISS PBL13 START 95.519
HIERARCH ESO ISS PBL13 END 95.479
HIERARCH ESO ISS PBLA13 START 251.8
HIERARCH ESO ISS PBLA13 END 251.8
HIERARCH ESO ISS PBL14 START 45.89
HIERARCH ESO ISS PBL14 END 45.83
HIERARCH ESO ISS PBLA14 START 335.826
HIERARCH ESO ISS PBLA14 END 335.963
HIERARCH ESO ISS PBL23 START 38.524
HIERARCH ESO ISS PBL23 END 38.555
HIERARCH ESO ISS PBLA23 START 221.3
HIERARCH ESO ISS PBLA23 END 221.3
HIERARCH ESO ISS PBL24 START 63.188
HIERARCH ESO ISS PBL24 END 63.23
HIERARCH ESO ISS PBLA24 START 47.43
HIERARCH ESO ISS PBLA24 END 47.434
HIERARCH ESO ISS PBL34 START 101.575
HIERARCH ESO ISS PBL34 END 101.648
HIERARCH ESO ISS PBLA34 START 45.104
HIERARCH ESO ISS PBLA34 END 45.115
HIERARCH ESO ISS AMBI TAU0 START 0.003952
HIERARCH ESO ISS AMBI TAU0 END 0.003572
HIERARCH ESO ISS AMBI TEMP 11.95
HIERARCH ESO ISS AMBI FWHM START 0.98
HIERARCH ESO ISS AMBI FWHM END 1.03