Exposure
ID
MATIS.2020-12-27T05:34:54.508_1
Header ID
MATIS.2020-12-27T05:34:54.508
Date updated
2020-12-27 05:46:01 UTC+0000
Release date
2021-12-27 05:46:01 UTC+0000
UTC Start
2020-12-27 05:34:54.508
UTC End
2020-12-27 05:35:54.484
MJD Start
59210.23257532
MJD End
59210.2332694867
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0037625
Ambient temperature (°C)
12.45
Seeing (arcsec)
0.85
Observation
ID
46211
Category
science
Program ID
106.21L4.001
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
34782
Name
alf_Ori
RA
88.791947
DEC
7.40712
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_HIGH
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 20.0310 19.9930 145.0000 145.1000
A0-D0 31.5760 31.5540 71.1000 71.1000
A0-C1 19.1540 19.1060 113.1730 113.2030
B2-D0 32.3540 32.3790 34.6000 34.7000
B2-C1 10.7760 10.7850 34.5930 34.6250
D0-C1 21.5780 21.5950 214.6470 214.6790
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21L4.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 59210.23257532
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf_Ori
RA 88.791947
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 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0750053
HIERARCH ESO DET SEQ1 PERIOD 0.084
HIERARCH ESO DET NDIT 714
HIERARCH ESO ISS PBL12 START 20.031
HIERARCH ESO ISS PBL12 END 19.993
HIERARCH ESO ISS PBLA12 START 145.0
HIERARCH ESO ISS PBLA12 END 145.1
HIERARCH ESO ISS PBL13 START 31.576
HIERARCH ESO ISS PBL13 END 31.554
HIERARCH ESO ISS PBLA13 START 71.1
HIERARCH ESO ISS PBLA13 END 71.1
HIERARCH ESO ISS PBL14 START 19.154
HIERARCH ESO ISS PBL14 END 19.106
HIERARCH ESO ISS PBLA14 START 113.173
HIERARCH ESO ISS PBLA14 END 113.203
HIERARCH ESO ISS PBL23 START 32.354
HIERARCH ESO ISS PBL23 END 32.379
HIERARCH ESO ISS PBLA23 START 34.6
HIERARCH ESO ISS PBLA23 END 34.7
HIERARCH ESO ISS PBL24 START 10.776
HIERARCH ESO ISS PBL24 END 10.785
HIERARCH ESO ISS PBLA24 START 34.593
HIERARCH ESO ISS PBLA24 END 34.625
HIERARCH ESO ISS PBL34 START 21.578
HIERARCH ESO ISS PBL34 END 21.595
HIERARCH ESO ISS PBLA34 START 214.647
HIERARCH ESO ISS PBLA34 END 214.679
HIERARCH ESO ISS AMBI TAU0 START 0.003798
HIERARCH ESO ISS AMBI TAU0 END 0.003727
HIERARCH ESO ISS AMBI TEMP 12.45
HIERARCH ESO ISS AMBI FWHM START 0.86
HIERARCH ESO ISS AMBI FWHM END 0.84