Exposure
ID
MATIS.2020-12-18T04:39:04.871_1
Header ID
MATIS.2020-12-18T04:39:04.871
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 04:39:04.871
UTC End
2020-12-18 04:40:04.847
MJD Start
59201.19380638
MJD End
59201.1945005467
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.006845
Ambient temperature (°C)
13.41
Seeing (arcsec)
0.52
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 68.3210 68.3290 271.7000 271.6000
K0-D0 93.7850 93.8710 253.9000 253.9000
K0-J3 50.4420 50.3820 328.1270 328.2070
G2-D0 35.4530 35.5040 218.0000 218.1000
G2-J3 58.3540 58.4400 45.5530 45.6070
D0-J3 93.6160 93.7530 42.7000 42.7610
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 59201.19380638
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 68.321
HIERARCH ESO ISS PBL12 END 68.329
HIERARCH ESO ISS PBLA12 START 271.7
HIERARCH ESO ISS PBLA12 END 271.6
HIERARCH ESO ISS PBL13 START 93.785
HIERARCH ESO ISS PBL13 END 93.871
HIERARCH ESO ISS PBLA13 START 253.9
HIERARCH ESO ISS PBLA13 END 253.9
HIERARCH ESO ISS PBL14 START 50.442
HIERARCH ESO ISS PBL14 END 50.382
HIERARCH ESO ISS PBLA14 START 328.127
HIERARCH ESO ISS PBLA14 END 328.207
HIERARCH ESO ISS PBL23 START 35.453
HIERARCH ESO ISS PBL23 END 35.504
HIERARCH ESO ISS PBLA23 START 218.0
HIERARCH ESO ISS PBLA23 END 218.1
HIERARCH ESO ISS PBL24 START 58.354
HIERARCH ESO ISS PBL24 END 58.44
HIERARCH ESO ISS PBLA24 START 45.553
HIERARCH ESO ISS PBLA24 END 45.607
HIERARCH ESO ISS PBL34 START 93.616
HIERARCH ESO ISS PBL34 END 93.753
HIERARCH ESO ISS PBLA34 START 42.7
HIERARCH ESO ISS PBLA34 END 42.761
HIERARCH ESO ISS AMBI TAU0 START 0.006805
HIERARCH ESO ISS AMBI TAU0 END 0.006885
HIERARCH ESO ISS AMBI TEMP 13.41
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.5