Exposure
ID
MATIS.2020-12-27T02:50:03.609_1
Header ID
MATIS.2020-12-27T02:50:03.609
Date updated
2020-12-27 03:05:54 UTC+0000
Release date
2021-12-27 03:05:54 UTC+0000
UTC Start
2020-12-27 02:50:03.609
UTC End
2020-12-27 02:51:03.585
MJD Start
59210.11809733
MJD End
59210.1187914967
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0049715
Ambient temperature (°C)
13.74
Seeing (arcsec)
0.715
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 24.8650 24.8500 135.7000 135.7000
A0-D0 27.7500 27.8170 74.4000 74.4000
A0-C1 22.5170 22.5260 114.6410 114.5980
B2-D0 26.9570 26.9880 20.3000 20.5000
B2-C1 8.9800 8.9910 20.2940 20.4420
D0-C1 17.9760 17.9970 200.3720 200.5200
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 59210.11809733
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 24.865
HIERARCH ESO ISS PBL12 END 24.85
HIERARCH ESO ISS PBLA12 START 135.7
HIERARCH ESO ISS PBLA12 END 135.7
HIERARCH ESO ISS PBL13 START 27.75
HIERARCH ESO ISS PBL13 END 27.817
HIERARCH ESO ISS PBLA13 START 74.4
HIERARCH ESO ISS PBLA13 END 74.4
HIERARCH ESO ISS PBL14 START 22.517
HIERARCH ESO ISS PBL14 END 22.526
HIERARCH ESO ISS PBLA14 START 114.641
HIERARCH ESO ISS PBLA14 END 114.598
HIERARCH ESO ISS PBL23 START 26.957
HIERARCH ESO ISS PBL23 END 26.988
HIERARCH ESO ISS PBLA23 START 20.3
HIERARCH ESO ISS PBLA23 END 20.5
HIERARCH ESO ISS PBL24 START 8.98
HIERARCH ESO ISS PBL24 END 8.991
HIERARCH ESO ISS PBLA24 START 20.294
HIERARCH ESO ISS PBLA24 END 20.442
HIERARCH ESO ISS PBL34 START 17.976
HIERARCH ESO ISS PBL34 END 17.997
HIERARCH ESO ISS PBLA34 START 200.372
HIERARCH ESO ISS PBLA34 END 200.52
HIERARCH ESO ISS AMBI TAU0 START 0.005008
HIERARCH ESO ISS AMBI TAU0 END 0.004935
HIERARCH ESO ISS AMBI TEMP 13.74
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.7