Exposure
ID
MATIS.2020-12-21T05:20:29.778_1
Header ID
MATIS.2020-12-21T05:20:29.778
Date updated
2020-12-21 05:30:45 UTC+0000
Release date
2021-12-21 05:30:45 UTC+0000
UTC Start
2020-12-21 05:20:29.778
UTC End
2020-12-21 05:21:29.754
MJD Start
59204.22256687
MJD End
59204.2232610367
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0050795
Ambient temperature (°C)
14.68
Seeing (arcsec)
0.67
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 66.9460 66.8840 270.0000 269.9000
K0-D0 95.9760 95.9720 252.6000 252.6000
K0-J3 47.2110 47.1490 333.1390 333.2490
G2-D0 37.7780 37.8160 220.7000 220.7000
G2-J3 62.1220 62.1780 47.2490 47.2570
D0-J3 99.7480 99.8420 44.7790 44.7940
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 59204.22256687
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 66.946
HIERARCH ESO ISS PBL12 END 66.884
HIERARCH ESO ISS PBLA12 START 270.0
HIERARCH ESO ISS PBLA12 END 269.9
HIERARCH ESO ISS PBL13 START 95.976
HIERARCH ESO ISS PBL13 END 95.972
HIERARCH ESO ISS PBLA13 START 252.6
HIERARCH ESO ISS PBLA13 END 252.6
HIERARCH ESO ISS PBL14 START 47.211
HIERARCH ESO ISS PBL14 END 47.149
HIERARCH ESO ISS PBLA14 START 333.139
HIERARCH ESO ISS PBLA14 END 333.249
HIERARCH ESO ISS PBL23 START 37.778
HIERARCH ESO ISS PBL23 END 37.816
HIERARCH ESO ISS PBLA23 START 220.7
HIERARCH ESO ISS PBLA23 END 220.7
HIERARCH ESO ISS PBL24 START 62.122
HIERARCH ESO ISS PBL24 END 62.178
HIERARCH ESO ISS PBLA24 START 47.249
HIERARCH ESO ISS PBLA24 END 47.257
HIERARCH ESO ISS PBL34 START 99.748
HIERARCH ESO ISS PBL34 END 99.842
HIERARCH ESO ISS PBLA34 START 44.779
HIERARCH ESO ISS PBLA34 END 44.794
HIERARCH ESO ISS AMBI TAU0 START 0.005179
HIERARCH ESO ISS AMBI TAU0 END 0.00498
HIERARCH ESO ISS AMBI TEMP 14.68
HIERARCH ESO ISS AMBI FWHM START 0.66
HIERARCH ESO ISS AMBI FWHM END 0.68