Exposure
ID
MATIS.2020-12-27T02:47:15.417_1
Header ID
MATIS.2020-12-27T02:47:15.417
Date updated
2020-12-27 03:01:02 UTC+0000
Release date
2021-12-27 03:01:01 UTC+0000
UTC Start
2020-12-27 02:47:15.417
UTC End
2020-12-27 02:48:15.393
MJD Start
59210.11615066
MJD End
59210.1168448267
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0062315
Ambient temperature (°C)
13.68
Seeing (arcsec)
0.61
Observation
ID
46211
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
HIGH_SENS_N_HIGH
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.9040 24.8900 135.7000 135.7000
A0-D0 27.5600 27.6300 74.4000 74.4000
A0-C1 22.4910 22.5010 114.7620 114.7180
B2-D0 26.8700 26.9020 19.9000 20.1000
B2-C1 8.9520 8.9620 19.8800 20.0320
D0-C1 17.9180 17.9390 199.9580 200.1110
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 59210.11615066
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME alf_Ori
RA 88.791947
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 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0750053
HIERARCH ESO DET SEQ1 PERIOD 0.084
HIERARCH ESO DET NDIT 714
HIERARCH ESO ISS PBL12 START 24.904
HIERARCH ESO ISS PBL12 END 24.89
HIERARCH ESO ISS PBLA12 START 135.7
HIERARCH ESO ISS PBLA12 END 135.7
HIERARCH ESO ISS PBL13 START 27.56
HIERARCH ESO ISS PBL13 END 27.63
HIERARCH ESO ISS PBLA13 START 74.4
HIERARCH ESO ISS PBLA13 END 74.4
HIERARCH ESO ISS PBL14 START 22.491
HIERARCH ESO ISS PBL14 END 22.501
HIERARCH ESO ISS PBLA14 START 114.762
HIERARCH ESO ISS PBLA14 END 114.718
HIERARCH ESO ISS PBL23 START 26.87
HIERARCH ESO ISS PBL23 END 26.902
HIERARCH ESO ISS PBLA23 START 19.9
HIERARCH ESO ISS PBLA23 END 20.1
HIERARCH ESO ISS PBL24 START 8.952
HIERARCH ESO ISS PBL24 END 8.962
HIERARCH ESO ISS PBLA24 START 19.88
HIERARCH ESO ISS PBLA24 END 20.032
HIERARCH ESO ISS PBL34 START 17.918
HIERARCH ESO ISS PBL34 END 17.939
HIERARCH ESO ISS PBLA34 START 199.958
HIERARCH ESO ISS PBLA34 END 200.111
HIERARCH ESO ISS AMBI TAU0 START 0.006263
HIERARCH ESO ISS AMBI TAU0 END 0.0062
HIERARCH ESO ISS AMBI TEMP 13.68
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.61