Exposure
ID
MATIS.2020-12-27T02:55:59.262_1
Header ID
MATIS.2020-12-27T02:55:59.262
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 02:55:59.262
UTC End
2020-12-27 02:56:59.238
MJD Start
59210.12221368
MJD End
59210.1229078467
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0044925
Ambient temperature (°C)
13.8
Seeing (arcsec)
0.73
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 24.7770 24.7610 135.8000 135.8000
A0-D0 28.1350 28.2000 74.4000 74.4000
A0-C1 22.5620 22.5690 114.3980 114.3570
B2-D0 27.1430 27.1760 21.2000 21.3000
B2-C1 9.0420 9.0530 21.1450 21.2880
D0-C1 18.1010 18.1220 201.2230 201.3660
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 59210.12221368
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 24.777
HIERARCH ESO ISS PBL12 END 24.761
HIERARCH ESO ISS PBLA12 START 135.8
HIERARCH ESO ISS PBLA12 END 135.8
HIERARCH ESO ISS PBL13 START 28.135
HIERARCH ESO ISS PBL13 END 28.2
HIERARCH ESO ISS PBLA13 START 74.4
HIERARCH ESO ISS PBLA13 END 74.4
HIERARCH ESO ISS PBL14 START 22.562
HIERARCH ESO ISS PBL14 END 22.569
HIERARCH ESO ISS PBLA14 START 114.398
HIERARCH ESO ISS PBLA14 END 114.357
HIERARCH ESO ISS PBL23 START 27.143
HIERARCH ESO ISS PBL23 END 27.176
HIERARCH ESO ISS PBLA23 START 21.2
HIERARCH ESO ISS PBLA23 END 21.3
HIERARCH ESO ISS PBL24 START 9.042
HIERARCH ESO ISS PBL24 END 9.053
HIERARCH ESO ISS PBLA24 START 21.145
HIERARCH ESO ISS PBLA24 END 21.288
HIERARCH ESO ISS PBL34 START 18.101
HIERARCH ESO ISS PBL34 END 18.122
HIERARCH ESO ISS PBLA34 START 201.223
HIERARCH ESO ISS PBLA34 END 201.366
HIERARCH ESO ISS AMBI TAU0 START 0.004515
HIERARCH ESO ISS AMBI TAU0 END 0.00447
HIERARCH ESO ISS AMBI TEMP 13.8
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.68