Exposure
ID
MATIS.2020-12-27T04:55:01.968_1
Header ID
MATIS.2020-12-27T04:55:01.968
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 04:55:01.968
UTC End
2020-12-27 04:56:01.944
MJD Start
59210.20488389
MJD End
59210.2055780567
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.00416
Ambient temperature (°C)
12.84
Seeing (arcsec)
0.8
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 21.5360 21.4990 140.8000 140.9000
A0-D0 32.0040 32.0040 72.7000 72.6000
A0-C1 20.8240 20.7880 112.4530 112.4610
B2-D0 31.2200 31.2520 32.9000 32.9000
B2-C1 10.3990 10.4090 32.8200 32.8770
D0-C1 20.8220 20.8430 212.8820 212.9390
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 59210.20488389
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 21.536
HIERARCH ESO ISS PBL12 END 21.499
HIERARCH ESO ISS PBLA12 START 140.8
HIERARCH ESO ISS PBLA12 END 140.9
HIERARCH ESO ISS PBL13 START 32.004
HIERARCH ESO ISS PBL13 END 32.004
HIERARCH ESO ISS PBLA13 START 72.7
HIERARCH ESO ISS PBLA13 END 72.6
HIERARCH ESO ISS PBL14 START 20.824
HIERARCH ESO ISS PBL14 END 20.788
HIERARCH ESO ISS PBLA14 START 112.453
HIERARCH ESO ISS PBLA14 END 112.461
HIERARCH ESO ISS PBL23 START 31.22
HIERARCH ESO ISS PBL23 END 31.252
HIERARCH ESO ISS PBLA23 START 32.9
HIERARCH ESO ISS PBLA23 END 32.9
HIERARCH ESO ISS PBL24 START 10.399
HIERARCH ESO ISS PBL24 END 10.409
HIERARCH ESO ISS PBLA24 START 32.82
HIERARCH ESO ISS PBLA24 END 32.877
HIERARCH ESO ISS PBL34 START 20.822
HIERARCH ESO ISS PBL34 END 20.843
HIERARCH ESO ISS PBLA34 START 212.882
HIERARCH ESO ISS PBLA34 END 212.939
HIERARCH ESO ISS AMBI TAU0 START 0.00416
HIERARCH ESO ISS AMBI TAU0 END 0.00416
HIERARCH ESO ISS AMBI TEMP 12.84
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.8