Exposure
ID
MATIS.2020-12-18T05:34:49.109_1
Header ID
MATIS.2020-12-18T05:34:49.109
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 05:34:49.109
UTC End
2020-12-18 05:35:49.085
MJD Start
59201.23251283
MJD End
59201.2332069967
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004161
Ambient temperature (°C)
12.69
Seeing (arcsec)
0.985
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 66.7910 66.7260 269.9000 269.8000
K0-D0 95.9630 95.9550 252.5000 252.5000
K0-J3 47.0570 46.9950 333.4220 333.5430
G2-D0 37.8710 37.9080 220.8000 220.8000
G2-J3 62.2600 62.3140 47.2770 47.2940
D0-J3 99.9800 100.0720 44.8240 44.8480
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 59201.23251283
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 66.791
HIERARCH ESO ISS PBL12 END 66.726
HIERARCH ESO ISS PBLA12 START 269.9
HIERARCH ESO ISS PBLA12 END 269.8
HIERARCH ESO ISS PBL13 START 95.963
HIERARCH ESO ISS PBL13 END 95.955
HIERARCH ESO ISS PBLA13 START 252.5
HIERARCH ESO ISS PBLA13 END 252.5
HIERARCH ESO ISS PBL14 START 47.057
HIERARCH ESO ISS PBL14 END 46.995
HIERARCH ESO ISS PBLA14 START 333.422
HIERARCH ESO ISS PBLA14 END 333.543
HIERARCH ESO ISS PBL23 START 37.871
HIERARCH ESO ISS PBL23 END 37.908
HIERARCH ESO ISS PBLA23 START 220.8
HIERARCH ESO ISS PBLA23 END 220.8
HIERARCH ESO ISS PBL24 START 62.26
HIERARCH ESO ISS PBL24 END 62.314
HIERARCH ESO ISS PBLA24 START 47.277
HIERARCH ESO ISS PBLA24 END 47.294
HIERARCH ESO ISS PBL34 START 99.98
HIERARCH ESO ISS PBL34 END 100.072
HIERARCH ESO ISS PBLA34 START 44.824
HIERARCH ESO ISS PBLA34 END 44.848
HIERARCH ESO ISS AMBI TAU0 START 0.004161
HIERARCH ESO ISS AMBI TAU0 END 0.004161
HIERARCH ESO ISS AMBI TEMP 12.69
HIERARCH ESO ISS AMBI FWHM START 1.02
HIERARCH ESO ISS AMBI FWHM END 0.95