Exposure
ID
MATIS.2020-12-27T05:36:23.018_1
Header ID
MATIS.2020-12-27T05:36:23.018
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 05:36:23.018
UTC End
2020-12-27 05:37:22.994
MJD Start
59210.23359975
MJD End
59210.2342939167
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003818
Ambient temperature (°C)
12.39
Seeing (arcsec)
0.86
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 19.9750 19.9360 145.2000 145.3000
A0-D0 31.5440 31.5210 71.1000 71.0000
A0-C1 19.0840 19.0340 113.2170 113.2480
B2-D0 32.3910 32.4160 34.7000 34.7000
B2-C1 10.7880 10.7970 34.6400 34.6720
D0-C1 21.6020 21.6190 214.6940 214.7260
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 59210.23359975
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 19.975
HIERARCH ESO ISS PBL12 END 19.936
HIERARCH ESO ISS PBLA12 START 145.2
HIERARCH ESO ISS PBLA12 END 145.3
HIERARCH ESO ISS PBL13 START 31.544
HIERARCH ESO ISS PBL13 END 31.521
HIERARCH ESO ISS PBLA13 START 71.1
HIERARCH ESO ISS PBLA13 END 71.0
HIERARCH ESO ISS PBL14 START 19.084
HIERARCH ESO ISS PBL14 END 19.034
HIERARCH ESO ISS PBLA14 START 113.217
HIERARCH ESO ISS PBLA14 END 113.248
HIERARCH ESO ISS PBL23 START 32.391
HIERARCH ESO ISS PBL23 END 32.416
HIERARCH ESO ISS PBLA23 START 34.7
HIERARCH ESO ISS PBLA23 END 34.7
HIERARCH ESO ISS PBL24 START 10.788
HIERARCH ESO ISS PBL24 END 10.797
HIERARCH ESO ISS PBLA24 START 34.64
HIERARCH ESO ISS PBLA24 END 34.672
HIERARCH ESO ISS PBL34 START 21.602
HIERARCH ESO ISS PBL34 END 21.619
HIERARCH ESO ISS PBLA34 START 214.694
HIERARCH ESO ISS PBLA34 END 214.726
HIERARCH ESO ISS AMBI TAU0 START 0.003818
HIERARCH ESO ISS AMBI TAU0 END 0.003818
HIERARCH ESO ISS AMBI TEMP 12.39
HIERARCH ESO ISS AMBI FWHM START 0.86
HIERARCH ESO ISS AMBI FWHM END 0.86