Exposure
ID
MATIS.2021-04-03T09:10:59.020_1
Header ID
MATIS.2021-04-03T09:10:59.020
Date updated
2021-04-03 09:20:21 UTC+0000
Release date
2022-04-03 09:20:21 UTC+0000
UTC Start
2021-04-03 09:10:59.020
UTC End
2021-04-03 09:11:59.028
MJD Start
59307.38262755
MJD End
59307.383322087
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002826
Ambient temperature (°C)
12.43
Seeing (arcsec)
1.595
Observation
ID
47390
Category
science
Program ID
105.20CV.001
Program Title
IMAGING THE DUSTY DISK IN THE SUPERGIANT B[E] STAR WESTERLUND 1-9
Program Type
Normal
PI / COI
HUMMEL/ SCHOELLER/ CLARK/ FENECH
Target
ID
35543
Name
Cl Westerlund1 W9
RA
251.768924
DEC
-45.84211
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 52.6480 52.6140 31.2000 31.3000
U1-U3 95.7990 95.7280 37.9000 38.1000
U1-U4 125.9070 125.8100 66.7310 66.8980
U2-U3 43.9540 43.9190 46.0000 46.2000
U2-U4 88.5470 88.5070 86.9640 87.1480
U3-U4 62.3960 62.4040 114.4590 114.6410
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.20CV.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 59307.38262755
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME Cl Westerlund1 W9
RA 251.768924
DEC -45.84211
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME LOW
HIERARCH ESO INS DIN ID LOW
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 52.648
HIERARCH ESO ISS PBL12 END 52.614
HIERARCH ESO ISS PBLA12 START 31.2
HIERARCH ESO ISS PBLA12 END 31.3
HIERARCH ESO ISS PBL13 START 95.799
HIERARCH ESO ISS PBL13 END 95.728
HIERARCH ESO ISS PBLA13 START 37.9
HIERARCH ESO ISS PBLA13 END 38.1
HIERARCH ESO ISS PBL14 START 125.907
HIERARCH ESO ISS PBL14 END 125.81
HIERARCH ESO ISS PBLA14 START 66.731
HIERARCH ESO ISS PBLA14 END 66.898
HIERARCH ESO ISS PBL23 START 43.954
HIERARCH ESO ISS PBL23 END 43.919
HIERARCH ESO ISS PBLA23 START 46.0
HIERARCH ESO ISS PBLA23 END 46.2
HIERARCH ESO ISS PBL24 START 88.547
HIERARCH ESO ISS PBL24 END 88.507
HIERARCH ESO ISS PBLA24 START 86.964
HIERARCH ESO ISS PBLA24 END 87.148
HIERARCH ESO ISS PBL34 START 62.396
HIERARCH ESO ISS PBL34 END 62.404
HIERARCH ESO ISS PBLA34 START 114.459
HIERARCH ESO ISS PBLA34 END 114.641
HIERARCH ESO ISS AMBI TAU0 START 0.002591
HIERARCH ESO ISS AMBI TAU0 END 0.003061
HIERARCH ESO ISS AMBI TEMP 12.43
HIERARCH ESO ISS AMBI FWHM START 1.71
HIERARCH ESO ISS AMBI FWHM END 1.48