Exposure
ID
MATIS.2020-12-18T05:23:47.933_1
Header ID
MATIS.2020-12-18T05:23:47.933
Date updated
2020-12-18 05:35:41 UTC+0000
Release date
2021-12-18 05:35:41 UTC+0000
UTC Start
2020-12-18 05:23:47.933
UTC End
2020-12-18 05:24:47.909
MJD Start
59201.22486034
MJD End
59201.2255545067
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005105
Ambient temperature (°C)
12.31
Seeing (arcsec)
0.77
Observation
ID
46187
Category
science
Program ID
106.21L4.002
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
34773
Name
alf_Ori
RA
88.793067
DEC
7.40712
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_HIGH
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.4070 67.3570 270.2000 270.2000
K0-D0 95.9400 95.9500 252.9000 252.8000
K0-J3 47.7310 47.6690 332.1940 332.3010
G2-D0 37.4530 37.4930 220.4000 220.4000
G2-J3 61.6300 61.6910 47.0960 47.1130
D0-J3 98.9250 99.0270 44.5690 44.5920
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21L4.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 59201.22486034
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf_Ori
RA 88.793067
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0750053
HIERARCH ESO DET SEQ1 PERIOD 0.084
HIERARCH ESO DET NDIT 714
HIERARCH ESO ISS PBL12 START 67.407
HIERARCH ESO ISS PBL12 END 67.357
HIERARCH ESO ISS PBLA12 START 270.2
HIERARCH ESO ISS PBLA12 END 270.2
HIERARCH ESO ISS PBL13 START 95.94
HIERARCH ESO ISS PBL13 END 95.95
HIERARCH ESO ISS PBLA13 START 252.9
HIERARCH ESO ISS PBLA13 END 252.8
HIERARCH ESO ISS PBL14 START 47.731
HIERARCH ESO ISS PBL14 END 47.669
HIERARCH ESO ISS PBLA14 START 332.194
HIERARCH ESO ISS PBLA14 END 332.301
HIERARCH ESO ISS PBL23 START 37.453
HIERARCH ESO ISS PBL23 END 37.493
HIERARCH ESO ISS PBLA23 START 220.4
HIERARCH ESO ISS PBLA23 END 220.4
HIERARCH ESO ISS PBL24 START 61.63
HIERARCH ESO ISS PBL24 END 61.691
HIERARCH ESO ISS PBLA24 START 47.096
HIERARCH ESO ISS PBLA24 END 47.113
HIERARCH ESO ISS PBL34 START 98.925
HIERARCH ESO ISS PBL34 END 99.027
HIERARCH ESO ISS PBLA34 START 44.569
HIERARCH ESO ISS PBLA34 END 44.592
HIERARCH ESO ISS AMBI TAU0 START 0.005105
HIERARCH ESO ISS AMBI TAU0 END 0.005105
HIERARCH ESO ISS AMBI TEMP 12.31
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.77