Exposure
ID
MATIS.2020-12-27T02:28:10.968_1
Header ID
MATIS.2020-12-27T02:28:10.968
Date updated
2020-12-27 02:41:20 UTC+0000
Release date
2020-12-27 02:28:10 UTC+0000
UTC Start
2020-12-27 02:28:10.968
UTC End
2020-12-27 02:29:10.954
MJD Start
59210.10290472
MJD End
59210.1035990024
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004076
Ambient temperature (°C)
13.47
Seeing (arcsec)
1.175
Observation
ID
46213
Category
calibrator
Program ID
106.21L4.001
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
34783
Name
alf_CMa
RA
101.283339
DEC
-16.72182
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_MEDIUM
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 23.9170 23.9420 133.9000 133.9000
A0-D0 25.9880 26.0510 53.4000 53.6000
A0-C1 19.3530 19.4000 107.7470 107.7750
B2-D0 32.2910 32.2960 6.5000 6.6000
B2-C1 10.7580 10.7600 6.4150 6.5670
D0-C1 21.5330 21.5370 186.4710 186.6220
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21L4.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 59210.10290472
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf_CMa
RA 101.283339
DEC -16.72182
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 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.111
HIERARCH ESO DET SEQ1 PERIOD 0.178
HIERARCH ESO DET NDIT 337
HIERARCH ESO ISS PBL12 START 23.917
HIERARCH ESO ISS PBL12 END 23.942
HIERARCH ESO ISS PBLA12 START 133.9
HIERARCH ESO ISS PBLA12 END 133.9
HIERARCH ESO ISS PBL13 START 25.988
HIERARCH ESO ISS PBL13 END 26.051
HIERARCH ESO ISS PBLA13 START 53.4
HIERARCH ESO ISS PBLA13 END 53.6
HIERARCH ESO ISS PBL14 START 19.353
HIERARCH ESO ISS PBL14 END 19.4
HIERARCH ESO ISS PBLA14 START 107.747
HIERARCH ESO ISS PBLA14 END 107.775
HIERARCH ESO ISS PBL23 START 32.291
HIERARCH ESO ISS PBL23 END 32.296
HIERARCH ESO ISS PBLA23 START 6.5
HIERARCH ESO ISS PBLA23 END 6.6
HIERARCH ESO ISS PBL24 START 10.758
HIERARCH ESO ISS PBL24 END 10.76
HIERARCH ESO ISS PBLA24 START 6.415
HIERARCH ESO ISS PBLA24 END 6.567
HIERARCH ESO ISS PBL34 START 21.533
HIERARCH ESO ISS PBL34 END 21.537
HIERARCH ESO ISS PBLA34 START 186.471
HIERARCH ESO ISS PBLA34 END 186.622
HIERARCH ESO ISS AMBI TAU0 START 0.004076
HIERARCH ESO ISS AMBI TAU0 END 0.004076
HIERARCH ESO ISS AMBI TEMP 13.47
HIERARCH ESO ISS AMBI FWHM START 1.11
HIERARCH ESO ISS AMBI FWHM END 1.24