Exposure
ID
MATIS.2020-12-21T05:57:07.771_1
Header ID
MATIS.2020-12-21T05:57:07.771
Date updated
2020-12-21 06:10:39 UTC+0000
Release date
2021-12-21 06:10:38 UTC+0000
UTC Start
2020-12-21 05:57:07.771
UTC End
2020-12-21 05:58:07.747
MJD Start
59204.24800661
MJD End
59204.2487007767
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003476
Ambient temperature (°C)
14.25
Seeing (arcsec)
0.7
Observation
ID
46198
Category
science
Program ID
106.21L4.004
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 63.9230 63.8160 268.7000 268.7000
K0-D0 94.7820 94.7180 251.2000 251.1000
K0-J3 45.0490 44.9920 337.8360 337.9760
G2-D0 38.9400 38.9670 221.5000 221.5000
G2-J3 63.7260 63.7580 47.4090 47.3980
D0-J3 102.5380 102.5980 45.1760 45.1700
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21L4.004
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 59204.24800661
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 63.923
HIERARCH ESO ISS PBL12 END 63.816
HIERARCH ESO ISS PBLA12 START 268.7
HIERARCH ESO ISS PBLA12 END 268.7
HIERARCH ESO ISS PBL13 START 94.782
HIERARCH ESO ISS PBL13 END 94.718
HIERARCH ESO ISS PBLA13 START 251.2
HIERARCH ESO ISS PBLA13 END 251.1
HIERARCH ESO ISS PBL14 START 45.049
HIERARCH ESO ISS PBL14 END 44.992
HIERARCH ESO ISS PBLA14 START 337.836
HIERARCH ESO ISS PBLA14 END 337.976
HIERARCH ESO ISS PBL23 START 38.94
HIERARCH ESO ISS PBL23 END 38.967
HIERARCH ESO ISS PBLA23 START 221.5
HIERARCH ESO ISS PBLA23 END 221.5
HIERARCH ESO ISS PBL24 START 63.726
HIERARCH ESO ISS PBL24 END 63.758
HIERARCH ESO ISS PBLA24 START 47.409
HIERARCH ESO ISS PBLA24 END 47.398
HIERARCH ESO ISS PBL34 START 102.538
HIERARCH ESO ISS PBL34 END 102.598
HIERARCH ESO ISS PBLA34 START 45.176
HIERARCH ESO ISS PBLA34 END 45.17
HIERARCH ESO ISS AMBI TAU0 START 0.003213
HIERARCH ESO ISS AMBI TAU0 END 0.003739
HIERARCH ESO ISS AMBI TEMP 14.25
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.7