Exposure
ID
MATIS.2020-12-18T04:40:17.962_1
Header ID
MATIS.2020-12-18T04:40:17.962
Date updated
2020-12-18 04:51:02 UTC+0000
Release date
2021-12-18 04:51:02 UTC+0000
UTC Start
2020-12-18 04:40:17.962
UTC End
2020-12-18 04:41:17.938
MJD Start
59201.19465234
MJD End
59201.1953465067
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0073605
Ambient temperature (°C)
13.29
Seeing (arcsec)
0.495
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 68.3300 68.3370 271.6000 271.6000
K0-D0 93.8880 93.9710 253.9000 253.9000
K0-J3 50.3710 50.3110 328.2220 328.2960
G2-D0 35.5130 35.5630 218.1000 218.2000
G2-J3 58.4570 58.5430 45.6170 45.6630
D0-J3 93.7800 93.9160 42.7730 42.8260
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 59201.19465234
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 68.33
HIERARCH ESO ISS PBL12 END 68.337
HIERARCH ESO ISS PBLA12 START 271.6
HIERARCH ESO ISS PBLA12 END 271.6
HIERARCH ESO ISS PBL13 START 93.888
HIERARCH ESO ISS PBL13 END 93.971
HIERARCH ESO ISS PBLA13 START 253.9
HIERARCH ESO ISS PBLA13 END 253.9
HIERARCH ESO ISS PBL14 START 50.371
HIERARCH ESO ISS PBL14 END 50.311
HIERARCH ESO ISS PBLA14 START 328.222
HIERARCH ESO ISS PBLA14 END 328.296
HIERARCH ESO ISS PBL23 START 35.513
HIERARCH ESO ISS PBL23 END 35.563
HIERARCH ESO ISS PBLA23 START 218.1
HIERARCH ESO ISS PBLA23 END 218.2
HIERARCH ESO ISS PBL24 START 58.457
HIERARCH ESO ISS PBL24 END 58.543
HIERARCH ESO ISS PBLA24 START 45.617
HIERARCH ESO ISS PBLA24 END 45.663
HIERARCH ESO ISS PBL34 START 93.78
HIERARCH ESO ISS PBL34 END 93.916
HIERARCH ESO ISS PBLA34 START 42.773
HIERARCH ESO ISS PBLA34 END 42.826
HIERARCH ESO ISS AMBI TAU0 START 0.006885
HIERARCH ESO ISS AMBI TAU0 END 0.007836
HIERARCH ESO ISS AMBI TEMP 13.29
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.49