Exposure
ID
MATIS.2020-12-27T05:22:30.411_1
Header ID
MATIS.2020-12-27T05:22:30.411
Date updated
2020-12-27 05:31:02 UTC+0000
Release date
2021-12-27 05:31:02 UTC+0000
UTC Start
2020-12-27 05:22:30.411
UTC End
2020-12-27 05:23:30.387
MJD Start
59210.22396309
MJD End
59210.2246572567
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002994
Ambient temperature (°C)
12.79
Seeing (arcsec)
1.12
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 20.5080 20.4690 143.5000 143.6000
A0-D0 31.8010 31.7850 71.7000 71.6000
A0-C1 19.7280 19.6820 112.8570 112.8800
B2-D0 32.0280 32.0550 34.2000 34.2000
B2-C1 10.6670 10.6770 34.1440 34.1840
D0-C1 21.3600 21.3790 214.2010 214.2410
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 59210.22396309
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 20.508
HIERARCH ESO ISS PBL12 END 20.469
HIERARCH ESO ISS PBLA12 START 143.5
HIERARCH ESO ISS PBLA12 END 143.6
HIERARCH ESO ISS PBL13 START 31.801
HIERARCH ESO ISS PBL13 END 31.785
HIERARCH ESO ISS PBLA13 START 71.7
HIERARCH ESO ISS PBLA13 END 71.6
HIERARCH ESO ISS PBL14 START 19.728
HIERARCH ESO ISS PBL14 END 19.682
HIERARCH ESO ISS PBLA14 START 112.857
HIERARCH ESO ISS PBLA14 END 112.88
HIERARCH ESO ISS PBL23 START 32.028
HIERARCH ESO ISS PBL23 END 32.055
HIERARCH ESO ISS PBLA23 START 34.2
HIERARCH ESO ISS PBLA23 END 34.2
HIERARCH ESO ISS PBL24 START 10.667
HIERARCH ESO ISS PBL24 END 10.677
HIERARCH ESO ISS PBLA24 START 34.144
HIERARCH ESO ISS PBLA24 END 34.184
HIERARCH ESO ISS PBL34 START 21.36
HIERARCH ESO ISS PBL34 END 21.379
HIERARCH ESO ISS PBLA34 START 214.201
HIERARCH ESO ISS PBLA34 END 214.241
HIERARCH ESO ISS AMBI TAU0 START 0.003215
HIERARCH ESO ISS AMBI TAU0 END 0.002773
HIERARCH ESO ISS AMBI TEMP 12.79
HIERARCH ESO ISS AMBI FWHM START 1.12
HIERARCH ESO ISS AMBI FWHM END 1.12