Exposure
ID
MATIS.2020-12-27T03:38:53.360_1
Header ID
MATIS.2020-12-27T03:38:53.360
Date updated
2020-12-27 03:51:20 UTC+0000
Release date
2021-12-27 03:51:20 UTC+0000
UTC Start
2020-12-27 03:38:53.360
UTC End
2020-12-27 03:39:53.346
MJD Start
59210.15200648
MJD End
59210.1527007624
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0059475
Ambient temperature (°C)
12.8
Seeing (arcsec)
0.58
Observation
ID
46212
Category
science
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
34782
Name
alf_Ori
RA
88.791947
DEC
7.40712
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 23.9120 23.8870 136.5000 136.5000
A0-D0 30.4040 30.4460 74.3000 74.3000
A0-C1 22.5190 22.5100 113.0560 113.0330
B2-D0 28.6050 28.6410 26.6000 26.7000
B2-C1 9.5280 9.5400 26.5360 26.6470
D0-C1 19.0770 19.1010 206.6100 206.7210
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21L4.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 59210.15200648
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf_Ori
RA 88.791947
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 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 23.912
HIERARCH ESO ISS PBL12 END 23.887
HIERARCH ESO ISS PBLA12 START 136.5
HIERARCH ESO ISS PBLA12 END 136.5
HIERARCH ESO ISS PBL13 START 30.404
HIERARCH ESO ISS PBL13 END 30.446
HIERARCH ESO ISS PBLA13 START 74.3
HIERARCH ESO ISS PBLA13 END 74.3
HIERARCH ESO ISS PBL14 START 22.519
HIERARCH ESO ISS PBL14 END 22.51
HIERARCH ESO ISS PBLA14 START 113.056
HIERARCH ESO ISS PBLA14 END 113.033
HIERARCH ESO ISS PBL23 START 28.605
HIERARCH ESO ISS PBL23 END 28.641
HIERARCH ESO ISS PBLA23 START 26.6
HIERARCH ESO ISS PBLA23 END 26.7
HIERARCH ESO ISS PBL24 START 9.528
HIERARCH ESO ISS PBL24 END 9.54
HIERARCH ESO ISS PBLA24 START 26.536
HIERARCH ESO ISS PBLA24 END 26.647
HIERARCH ESO ISS PBL34 START 19.077
HIERARCH ESO ISS PBL34 END 19.101
HIERARCH ESO ISS PBLA34 START 206.61
HIERARCH ESO ISS PBLA34 END 206.721
HIERARCH ESO ISS AMBI TAU0 START 0.00566
HIERARCH ESO ISS AMBI TAU0 END 0.006235
HIERARCH ESO ISS AMBI TEMP 12.8
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.57