Exposure
ID
MATIS.2020-12-27T04:53:30.752_1
Header ID
MATIS.2020-12-27T04:53:30.752
Date updated
2020-12-27 05:05:43 UTC+0000
Release date
2021-12-27 05:05:43 UTC+0000
UTC Start
2020-12-27 04:53:30.752
UTC End
2020-12-27 04:54:30.728
MJD Start
59210.20382815
MJD End
59210.2045223167
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0040495
Ambient temperature (°C)
12.77
Seeing (arcsec)
0.805
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 21.5910 21.5550 140.7000 140.8000
A0-D0 32.0030 32.0040 72.7000 72.7000
A0-C1 20.8770 20.8420 112.4410 112.4490
B2-D0 31.1730 31.2040 32.8000 32.8000
B2-C1 10.3830 10.3930 32.7330 32.7900
D0-C1 20.7900 20.8110 212.7950 212.8520
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 59210.20382815
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 21.591
HIERARCH ESO ISS PBL12 END 21.555
HIERARCH ESO ISS PBLA12 START 140.7
HIERARCH ESO ISS PBLA12 END 140.8
HIERARCH ESO ISS PBL13 START 32.003
HIERARCH ESO ISS PBL13 END 32.004
HIERARCH ESO ISS PBLA13 START 72.7
HIERARCH ESO ISS PBLA13 END 72.7
HIERARCH ESO ISS PBL14 START 20.877
HIERARCH ESO ISS PBL14 END 20.842
HIERARCH ESO ISS PBLA14 START 112.441
HIERARCH ESO ISS PBLA14 END 112.449
HIERARCH ESO ISS PBL23 START 31.173
HIERARCH ESO ISS PBL23 END 31.204
HIERARCH ESO ISS PBLA23 START 32.8
HIERARCH ESO ISS PBLA23 END 32.8
HIERARCH ESO ISS PBL24 START 10.383
HIERARCH ESO ISS PBL24 END 10.393
HIERARCH ESO ISS PBLA24 START 32.733
HIERARCH ESO ISS PBLA24 END 32.79
HIERARCH ESO ISS PBL34 START 20.79
HIERARCH ESO ISS PBL34 END 20.811
HIERARCH ESO ISS PBLA34 START 212.795
HIERARCH ESO ISS PBLA34 END 212.852
HIERARCH ESO ISS AMBI TAU0 START 0.003939
HIERARCH ESO ISS AMBI TAU0 END 0.00416
HIERARCH ESO ISS AMBI TEMP 12.77
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.8