Exposure
ID
MATIS.2020-12-27T03:40:59.191_1
Header ID
MATIS.2020-12-27T03:40:59.191
Date updated
2020-12-27 03:56:17 UTC+0000
Release date
2021-12-27 03:56:17 UTC+0000
UTC Start
2020-12-27 03:40:59.191
UTC End
2020-12-27 03:41:59.167
MJD Start
59210.15346286
MJD End
59210.1541570267
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.006549
Ambient temperature (°C)
12.75
Seeing (arcsec)
0.495
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 23.8590 23.8340 136.6000 136.6000
A0-D0 30.4900 30.5310 74.3000 74.2000
A0-C1 22.5000 22.4900 113.0090 112.9870
B2-D0 28.6800 28.7160 26.8000 26.9000
B2-C1 9.5530 9.5650 26.7650 26.8740
D0-C1 19.1260 19.1510 206.8380 206.9480
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 59210.15346286
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 23.859
HIERARCH ESO ISS PBL12 END 23.834
HIERARCH ESO ISS PBLA12 START 136.6
HIERARCH ESO ISS PBLA12 END 136.6
HIERARCH ESO ISS PBL13 START 30.49
HIERARCH ESO ISS PBL13 END 30.531
HIERARCH ESO ISS PBLA13 START 74.3
HIERARCH ESO ISS PBLA13 END 74.2
HIERARCH ESO ISS PBL14 START 22.5
HIERARCH ESO ISS PBL14 END 22.49
HIERARCH ESO ISS PBLA14 START 113.009
HIERARCH ESO ISS PBLA14 END 112.987
HIERARCH ESO ISS PBL23 START 28.68
HIERARCH ESO ISS PBL23 END 28.716
HIERARCH ESO ISS PBLA23 START 26.8
HIERARCH ESO ISS PBLA23 END 26.9
HIERARCH ESO ISS PBL24 START 9.553
HIERARCH ESO ISS PBL24 END 9.565
HIERARCH ESO ISS PBLA24 START 26.765
HIERARCH ESO ISS PBLA24 END 26.874
HIERARCH ESO ISS PBL34 START 19.126
HIERARCH ESO ISS PBL34 END 19.151
HIERARCH ESO ISS PBLA34 START 206.838
HIERARCH ESO ISS PBLA34 END 206.948
HIERARCH ESO ISS AMBI TAU0 START 0.006549
HIERARCH ESO ISS AMBI TAU0 END 0.006549
HIERARCH ESO ISS AMBI TEMP 12.75
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.49