Exposure
ID
MATIS.2020-12-18T05:36:04.049_1
Header ID
MATIS.2020-12-18T05:36:04.049
Date updated
2020-12-18 05:50:51 UTC+0000
Release date
2021-12-18 05:50:51 UTC+0000
UTC Start
2020-12-18 05:36:04.049
UTC End
2020-12-18 05:37:04.025
MJD Start
59201.2333802
MJD End
59201.2340743667
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004289
Ambient temperature (°C)
12.77
Seeing (arcsec)
0.95
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 66.7110 66.6450 269.8000 269.8000
K0-D0 95.9530 95.9430 252.5000 252.4000
K0-J3 46.9810 46.9190 333.5700 333.6870
G2-D0 37.9160 37.9520 220.8000 220.9000
G2-J3 62.3270 62.3800 47.2970 47.3060
D0-J3 100.0930 100.1830 44.8520 44.8690
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 59201.2333802
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 66.711
HIERARCH ESO ISS PBL12 END 66.645
HIERARCH ESO ISS PBLA12 START 269.8
HIERARCH ESO ISS PBLA12 END 269.8
HIERARCH ESO ISS PBL13 START 95.953
HIERARCH ESO ISS PBL13 END 95.943
HIERARCH ESO ISS PBLA13 START 252.5
HIERARCH ESO ISS PBLA13 END 252.4
HIERARCH ESO ISS PBL14 START 46.981
HIERARCH ESO ISS PBL14 END 46.919
HIERARCH ESO ISS PBLA14 START 333.57
HIERARCH ESO ISS PBLA14 END 333.687
HIERARCH ESO ISS PBL23 START 37.916
HIERARCH ESO ISS PBL23 END 37.952
HIERARCH ESO ISS PBLA23 START 220.8
HIERARCH ESO ISS PBLA23 END 220.9
HIERARCH ESO ISS PBL24 START 62.327
HIERARCH ESO ISS PBL24 END 62.38
HIERARCH ESO ISS PBLA24 START 47.297
HIERARCH ESO ISS PBLA24 END 47.306
HIERARCH ESO ISS PBL34 START 100.093
HIERARCH ESO ISS PBL34 END 100.183
HIERARCH ESO ISS PBLA34 START 44.852
HIERARCH ESO ISS PBLA34 END 44.869
HIERARCH ESO ISS AMBI TAU0 START 0.004161
HIERARCH ESO ISS AMBI TAU0 END 0.004417
HIERARCH ESO ISS AMBI TEMP 12.77
HIERARCH ESO ISS AMBI FWHM START 0.95
HIERARCH ESO ISS AMBI FWHM END 0.95