Exposure
ID
MATIS.2020-12-27T02:53:35.249_1
Header ID
MATIS.2020-12-27T02:53:35.249
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 02:53:35.249
UTC End
2020-12-27 02:54:35.225
MJD Start
59210.12054686
MJD End
59210.1212410267
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004638
Ambient temperature (°C)
13.75
Seeing (arcsec)
0.75
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 24.8140 24.7980 135.8000 135.8000
A0-D0 27.9810 28.0470 74.4000 74.4000
A0-C1 22.5450 22.5530 114.4950 114.4530
B2-D0 27.0670 27.0990 20.9000 21.0000
B2-C1 9.0170 9.0280 20.8030 20.9480
D0-C1 18.0500 18.0710 200.8810 201.0260
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 59210.12054686
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 24.814
HIERARCH ESO ISS PBL12 END 24.798
HIERARCH ESO ISS PBLA12 START 135.8
HIERARCH ESO ISS PBLA12 END 135.8
HIERARCH ESO ISS PBL13 START 27.981
HIERARCH ESO ISS PBL13 END 28.047
HIERARCH ESO ISS PBLA13 START 74.4
HIERARCH ESO ISS PBLA13 END 74.4
HIERARCH ESO ISS PBL14 START 22.545
HIERARCH ESO ISS PBL14 END 22.553
HIERARCH ESO ISS PBLA14 START 114.495
HIERARCH ESO ISS PBLA14 END 114.453
HIERARCH ESO ISS PBL23 START 27.067
HIERARCH ESO ISS PBL23 END 27.099
HIERARCH ESO ISS PBLA23 START 20.9
HIERARCH ESO ISS PBLA23 END 21.0
HIERARCH ESO ISS PBL24 START 9.017
HIERARCH ESO ISS PBL24 END 9.028
HIERARCH ESO ISS PBLA24 START 20.803
HIERARCH ESO ISS PBLA24 END 20.948
HIERARCH ESO ISS PBL34 START 18.05
HIERARCH ESO ISS PBL34 END 18.071
HIERARCH ESO ISS PBLA34 START 200.881
HIERARCH ESO ISS PBLA34 END 201.026
HIERARCH ESO ISS AMBI TAU0 START 0.004761
HIERARCH ESO ISS AMBI TAU0 END 0.004515
HIERARCH ESO ISS AMBI TEMP 13.75
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.78