Exposure
ID
MATIS.2020-12-18T04:39:04.436_1
Header ID
MATIS.2020-12-18T04:39:04.436
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 04:39:04.436
UTC End
2020-12-18 04:40:04.412
MJD Start
59201.19380134
MJD End
59201.1944955067
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.006845
Ambient temperature (°C)
13.41
Seeing (arcsec)
0.52
Observation
ID
46188
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
SI_PHOT_LM_MEDIUM
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.3210 68.3290 271.7000 271.6000
K0-D0 93.7840 93.8700 253.9000 253.9000
K0-J3 50.4430 50.3830 328.1290 328.2020
G2-D0 35.4530 35.5030 218.0000 218.1000
G2-J3 58.3520 58.4390 45.5560 45.6030
D0-J3 93.6140 93.7510 42.7020 42.7570
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 59201.19380134
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf_Ori
RA 88.793067
DEC 7.40712
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME MED
HIERARCH ESO INS DIL ID MED
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 0.111
HIERARCH ESO DET SEQ1 PERIOD 0.196
HIERARCH ESO DET NDIT 306
HIERARCH ESO ISS PBL12 START 68.321
HIERARCH ESO ISS PBL12 END 68.329
HIERARCH ESO ISS PBLA12 START 271.7
HIERARCH ESO ISS PBLA12 END 271.6
HIERARCH ESO ISS PBL13 START 93.784
HIERARCH ESO ISS PBL13 END 93.87
HIERARCH ESO ISS PBLA13 START 253.9
HIERARCH ESO ISS PBLA13 END 253.9
HIERARCH ESO ISS PBL14 START 50.443
HIERARCH ESO ISS PBL14 END 50.383
HIERARCH ESO ISS PBLA14 START 328.129
HIERARCH ESO ISS PBLA14 END 328.202
HIERARCH ESO ISS PBL23 START 35.453
HIERARCH ESO ISS PBL23 END 35.503
HIERARCH ESO ISS PBLA23 START 218.0
HIERARCH ESO ISS PBLA23 END 218.1
HIERARCH ESO ISS PBL24 START 58.352
HIERARCH ESO ISS PBL24 END 58.439
HIERARCH ESO ISS PBLA24 START 45.556
HIERARCH ESO ISS PBLA24 END 45.603
HIERARCH ESO ISS PBL34 START 93.614
HIERARCH ESO ISS PBL34 END 93.751
HIERARCH ESO ISS PBLA34 START 42.702
HIERARCH ESO ISS PBLA34 END 42.757
HIERARCH ESO ISS AMBI TAU0 START 0.006805
HIERARCH ESO ISS AMBI TAU0 END 0.006885
HIERARCH ESO ISS AMBI TEMP 13.41
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.5