Exposure
ID
MATIS.2020-12-27T05:25:33.449_1
Header ID
MATIS.2020-12-27T05:25:33.449
Date updated
2020-12-27 05:36:09 UTC+0000
Release date
2021-12-27 05:36:09 UTC+0000
UTC Start
2020-12-27 05:25:33.449
UTC End
2020-12-27 05:26:33.425
MJD Start
59210.22608158
MJD End
59210.2267757467
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003191
Ambient temperature (°C)
12.64
Seeing (arcsec)
1.03
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 20.3900 20.3520 143.9000 144.0000
A0-D0 31.7530 31.7360 71.5000 71.5000
A0-C1 19.5900 19.5450 112.9270 112.9510
B2-D0 32.1110 32.1370 34.3000 34.3000
B2-C1 10.6950 10.7040 34.2630 34.3010
D0-C1 21.4160 21.4330 214.3190 214.3570
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 59210.22608158
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 20.39
HIERARCH ESO ISS PBL12 END 20.352
HIERARCH ESO ISS PBLA12 START 143.9
HIERARCH ESO ISS PBLA12 END 144.0
HIERARCH ESO ISS PBL13 START 31.753
HIERARCH ESO ISS PBL13 END 31.736
HIERARCH ESO ISS PBLA13 START 71.5
HIERARCH ESO ISS PBLA13 END 71.5
HIERARCH ESO ISS PBL14 START 19.59
HIERARCH ESO ISS PBL14 END 19.545
HIERARCH ESO ISS PBLA14 START 112.927
HIERARCH ESO ISS PBLA14 END 112.951
HIERARCH ESO ISS PBL23 START 32.111
HIERARCH ESO ISS PBL23 END 32.137
HIERARCH ESO ISS PBLA23 START 34.3
HIERARCH ESO ISS PBLA23 END 34.3
HIERARCH ESO ISS PBL24 START 10.695
HIERARCH ESO ISS PBL24 END 10.704
HIERARCH ESO ISS PBLA24 START 34.263
HIERARCH ESO ISS PBLA24 END 34.301
HIERARCH ESO ISS PBL34 START 21.416
HIERARCH ESO ISS PBL34 END 21.433
HIERARCH ESO ISS PBLA34 START 214.319
HIERARCH ESO ISS PBLA34 END 214.357
HIERARCH ESO ISS AMBI TAU0 START 0.003204
HIERARCH ESO ISS AMBI TAU0 END 0.003178
HIERARCH ESO ISS AMBI TEMP 12.64
HIERARCH ESO ISS AMBI FWHM START 1.05
HIERARCH ESO ISS AMBI FWHM END 1.01