Exposure
ID
MATIS.2020-12-18T04:36:35.141_1
Header ID
MATIS.2020-12-18T04:36:35.141
Date updated
2020-12-18 04:51:02 UTC+0000
Release date
2021-12-18 04:51:02 UTC+0000
UTC Start
2020-12-18 04:36:35.141
UTC End
2020-12-18 04:37:35.117
MJD Start
59201.19207339
MJD End
59201.1927675567
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.007452
Ambient temperature (°C)
13.44
Seeing (arcsec)
0.545
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 68.2970 68.3080 271.7000 271.7000
K0-D0 93.5680 93.6570 254.0000 254.0000
K0-J3 50.5880 50.5290 327.9420 328.0200
G2-D0 35.3290 35.3800 217.8000 217.9000
G2-J3 58.1390 58.2270 45.4270 45.4820
D0-J3 93.2760 93.4140 42.5540 42.6170
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 59201.19207339
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 68.297
HIERARCH ESO ISS PBL12 END 68.308
HIERARCH ESO ISS PBLA12 START 271.7
HIERARCH ESO ISS PBLA12 END 271.7
HIERARCH ESO ISS PBL13 START 93.568
HIERARCH ESO ISS PBL13 END 93.657
HIERARCH ESO ISS PBLA13 START 254.0
HIERARCH ESO ISS PBLA13 END 254.0
HIERARCH ESO ISS PBL14 START 50.588
HIERARCH ESO ISS PBL14 END 50.529
HIERARCH ESO ISS PBLA14 START 327.942
HIERARCH ESO ISS PBLA14 END 328.02
HIERARCH ESO ISS PBL23 START 35.329
HIERARCH ESO ISS PBL23 END 35.38
HIERARCH ESO ISS PBLA23 START 217.8
HIERARCH ESO ISS PBLA23 END 217.9
HIERARCH ESO ISS PBL24 START 58.139
HIERARCH ESO ISS PBL24 END 58.227
HIERARCH ESO ISS PBLA24 START 45.427
HIERARCH ESO ISS PBLA24 END 45.482
HIERARCH ESO ISS PBL34 START 93.276
HIERARCH ESO ISS PBL34 END 93.414
HIERARCH ESO ISS PBLA34 START 42.554
HIERARCH ESO ISS PBLA34 END 42.617
HIERARCH ESO ISS AMBI TAU0 START 0.007869
HIERARCH ESO ISS AMBI TAU0 END 0.007035
HIERARCH ESO ISS AMBI TEMP 13.44
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.56