Exposure
ID
MATIS.2020-12-18T05:25:13.488_1
Header ID
MATIS.2020-12-18T05:25:13.488
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 05:25:13.488
UTC End
2020-12-18 05:26:13.464
MJD Start
59201.22585056
MJD End
59201.2265447267
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0054035
Ambient temperature (°C)
12.44
Seeing (arcsec)
0.815
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 67.3370 67.2830 270.2000 270.1000
K0-D0 95.9540 95.9620 252.8000 252.8000
K0-J3 47.6430 47.5810 332.3490 332.4570
G2-D0 37.5090 37.5490 220.5000 220.5000
G2-J3 61.7160 61.7770 47.1240 47.1400
D0-J3 99.0680 99.1690 44.6070 44.6290
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 59201.22585056
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 67.337
HIERARCH ESO ISS PBL12 END 67.283
HIERARCH ESO ISS PBLA12 START 270.2
HIERARCH ESO ISS PBLA12 END 270.1
HIERARCH ESO ISS PBL13 START 95.954
HIERARCH ESO ISS PBL13 END 95.962
HIERARCH ESO ISS PBLA13 START 252.8
HIERARCH ESO ISS PBLA13 END 252.8
HIERARCH ESO ISS PBL14 START 47.643
HIERARCH ESO ISS PBL14 END 47.581
HIERARCH ESO ISS PBLA14 START 332.349
HIERARCH ESO ISS PBLA14 END 332.457
HIERARCH ESO ISS PBL23 START 37.509
HIERARCH ESO ISS PBL23 END 37.549
HIERARCH ESO ISS PBLA23 START 220.5
HIERARCH ESO ISS PBLA23 END 220.5
HIERARCH ESO ISS PBL24 START 61.716
HIERARCH ESO ISS PBL24 END 61.777
HIERARCH ESO ISS PBLA24 START 47.124
HIERARCH ESO ISS PBLA24 END 47.14
HIERARCH ESO ISS PBL34 START 99.068
HIERARCH ESO ISS PBL34 END 99.169
HIERARCH ESO ISS PBLA34 START 44.607
HIERARCH ESO ISS PBLA34 END 44.629
HIERARCH ESO ISS AMBI TAU0 START 0.005294
HIERARCH ESO ISS AMBI TAU0 END 0.005513
HIERARCH ESO ISS AMBI TEMP 12.44
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.8