Exposure
ID
MATIS.2020-12-27T04:51:59.160_1
Header ID
MATIS.2020-12-27T04:51:59.160
Date updated
2020-12-27 05:01:03 UTC+0000
Release date
2021-12-27 05:01:03 UTC+0000
UTC Start
2020-12-27 04:51:59.160
UTC End
2020-12-27 04:52:59.136
MJD Start
59210.20276805
MJD End
59210.2034622167
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003881
Ambient temperature (°C)
12.68
Seeing (arcsec)
0.855
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 21.6460 21.6100 140.5000 140.6000
A0-D0 32.0010 32.0030 72.8000 72.7000
A0-C1 20.9310 20.8950 112.4300 112.4370
B2-D0 31.1240 31.1560 32.7000 32.7000
B2-C1 10.3670 10.3770 32.6440 32.7030
D0-C1 20.7580 20.7790 212.7060 212.7650
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 59210.20276805
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 21.646
HIERARCH ESO ISS PBL12 END 21.61
HIERARCH ESO ISS PBLA12 START 140.5
HIERARCH ESO ISS PBLA12 END 140.6
HIERARCH ESO ISS PBL13 START 32.001
HIERARCH ESO ISS PBL13 END 32.003
HIERARCH ESO ISS PBLA13 START 72.8
HIERARCH ESO ISS PBLA13 END 72.7
HIERARCH ESO ISS PBL14 START 20.931
HIERARCH ESO ISS PBL14 END 20.895
HIERARCH ESO ISS PBLA14 START 112.43
HIERARCH ESO ISS PBLA14 END 112.437
HIERARCH ESO ISS PBL23 START 31.124
HIERARCH ESO ISS PBL23 END 31.156
HIERARCH ESO ISS PBLA23 START 32.7
HIERARCH ESO ISS PBLA23 END 32.7
HIERARCH ESO ISS PBL24 START 10.367
HIERARCH ESO ISS PBL24 END 10.377
HIERARCH ESO ISS PBLA24 START 32.644
HIERARCH ESO ISS PBLA24 END 32.703
HIERARCH ESO ISS PBL34 START 20.758
HIERARCH ESO ISS PBL34 END 20.779
HIERARCH ESO ISS PBLA34 START 212.706
HIERARCH ESO ISS PBLA34 END 212.765
HIERARCH ESO ISS AMBI TAU0 START 0.004232
HIERARCH ESO ISS AMBI TAU0 END 0.00353
HIERARCH ESO ISS AMBI TEMP 12.68
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.93