Exposure
ID
MATIS.2020-12-27T03:38:53.759_1
Header ID
MATIS.2020-12-27T03:38:53.759
Date updated
2020-12-27 03:51:20 UTC+0000
Release date
2021-12-27 03:51:20 UTC+0000
UTC Start
2020-12-27 03:38:53.759
UTC End
2020-12-27 03:39:53.735
MJD Start
59210.1520111
MJD End
59210.1527052667
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0059475
Ambient temperature (°C)
12.8
Seeing (arcsec)
0.58
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 23.9110 23.8860 136.5000 136.5000
A0-D0 30.4050 30.4470 74.3000 74.3000
A0-C1 22.5190 22.5090 113.0560 113.0330
B2-D0 28.6060 28.6420 26.6000 26.7000
B2-C1 9.5290 9.5410 26.5380 26.6490
D0-C1 19.0770 19.1010 206.6120 206.7230
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 59210.1520111
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 23.911
HIERARCH ESO ISS PBL12 END 23.886
HIERARCH ESO ISS PBLA12 START 136.5
HIERARCH ESO ISS PBLA12 END 136.5
HIERARCH ESO ISS PBL13 START 30.405
HIERARCH ESO ISS PBL13 END 30.447
HIERARCH ESO ISS PBLA13 START 74.3
HIERARCH ESO ISS PBLA13 END 74.3
HIERARCH ESO ISS PBL14 START 22.519
HIERARCH ESO ISS PBL14 END 22.509
HIERARCH ESO ISS PBLA14 START 113.056
HIERARCH ESO ISS PBLA14 END 113.033
HIERARCH ESO ISS PBL23 START 28.606
HIERARCH ESO ISS PBL23 END 28.642
HIERARCH ESO ISS PBLA23 START 26.6
HIERARCH ESO ISS PBLA23 END 26.7
HIERARCH ESO ISS PBL24 START 9.529
HIERARCH ESO ISS PBL24 END 9.541
HIERARCH ESO ISS PBLA24 START 26.538
HIERARCH ESO ISS PBLA24 END 26.649
HIERARCH ESO ISS PBL34 START 19.077
HIERARCH ESO ISS PBL34 END 19.101
HIERARCH ESO ISS PBLA34 START 206.612
HIERARCH ESO ISS PBLA34 END 206.723
HIERARCH ESO ISS AMBI TAU0 START 0.00566
HIERARCH ESO ISS AMBI TAU0 END 0.006235
HIERARCH ESO ISS AMBI TEMP 12.8
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.57