Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.946 5.395/6.194 5.839 ± 0.5044
ea02 1342 1342/1342 1342 ± 0.00002507 6.029 5.602/6.528 6.12 ± 0.5776
ea05 1342 1342/1342 1342 ± 0.000003119 5.991 5.413/6.314 5.899 ± 0.611
ea06 1342 1342/1342 1342 ± 0.000001666 4.839 4.755/5.25 4.982 ± 0.2986
ea07 1342 1342/1342 1342 ± 0.000007424 5.838 5.484/5.96 5.809 ± 0.4321
ea08 1342 1342/1342 1342 ± 0.000002595 6.11 5.743/6.76 6.298 ± 0.6084
ea09 1342 1342/1342 1342 ± 0.000001162 5.537 5.096/5.943 5.561 ± 0.4895
ea10 1342 1342/1342 1342 ± 0.00001995 5.833 5.395/6.606 5.945 ± 0.6382
ea11 1342 1342/1342 1342 ± 0.000003115 6.006 5.425/6.482 6.039 ± 0.5761
ea12 1342 1342/1342 1342 ± 0.000002633 6.014 5.451/6.473 6.036 ± 0.6059
ea13 1342 1342/1342 1342 ± 0.000001177 6.413 5.875/6.556 6.281 ± 0.4932
ea14 1342 1342/1342 1342 ± 0.000006143 6.087 5.474/6.609 6.057 ± 0.676
ea15 1342 1342/1342 1342 ± 0.000002038 5.899 5.331/6.336 5.896 ± 0.6496
ea16 1342 1342/1342 1342 ± 0 5.321 5.178/5.457 5.277 ± 0.2597
ea17 1342 1342/1342 1342 ± 0.000002596 6.256 5.755/6.56 6.291 ± 0.5984
ea18 1342 1342/1342 1342 ± 0.00000288 5.338 4.963/5.801 5.351 ± 0.5208
ea19 1342 1342/1342 1342 ± 0 6.207 5.586/6.675 6.153 ± 0.6054
ea20 1342 1342/1342 1342 ± 0.000001191 6.443 5.837/6.803 6.378 ± 0.5898
ea21 1342 1342/1342 1342 ± 0.000001162 5.737 5.439/6.32 5.903 ± 0.5372
ea22 1342 1342/1342 1342 ± 0.000001709 6.099 5.427/6.521 5.969 ± 0.6023
ea23 1342 1342/1342 1342 ± 0.0000117 5.978 5.558/6.471 6.111 ± 0.6669
ea25 1342 1342/1342 1342 ± 0 5.467 5.349/5.608 5.467 ± 0.1633
ea26 1342 1342/1342 1342 ± 0.000001672 5.793 5.625/6.451 6.088 ± 0.5244
ea27 1342 1342/1342 1342 ± 0.00003508 5.781 5.502/6.478 5.905 ± 0.5561
ea28 1342 1342/1342 1342 ± 0.000003284 5.843 5.563/6.589 6.074 ± 0.6234
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002411 5.516 5.322/5.725 5.473 ± 0.2977
4 1342 1342/1342 1342 ± 0.00002499 5.382 5.162/5.606 5.356 ± 0.3611
5 1342 1342/1342 1342 ± 0.00002411 5.468 5.355/5.565 5.445 ± 0.2839
6 1342 1342/1342 1342 ± 0.00002412 5.446 5.321/5.569 5.43 ± 0.2791
7 1342 1342/1342 1342 ± 0.00002411 5.445 5.319/5.61 5.45 ± 0.2515
8 1342 1342/1342 1342 ± 0.00002411 5.484 5.239/5.58 5.417 ± 0.2943
9 1342 1342/1342 1342 ± 0.00002411 5.786 5.577/5.963 5.701 ± 0.3406
10 1342 1342/1342 1342 ± 0.00002508 6.194 5.955/6.309 6.11 ± 0.338
11 1342 1342/1342 1342 ± 0.00002508 6.461 6.296/6.546 6.336 ± 0.3741
12 1342 1342/1342 1342 ± 0.00002508 6.559 6.266/6.675 6.47 ± 0.3882
13 1342 1342/1342 1342 ± 0.00002508 6.95 6.759/7.172 6.889 ± 0.403
14 1342 1342/1342 1342 ± 0.00002519 7.155 6.905/7.295 7.032 ± 0.4482
15 1342 1342/1342 1342 ± 0.00002632 6.689 6.472/6.82 6.566 ± 0.4124
16 1342 1342/1342 1342 ± 0.00003411 6.043 5.824/6.331 6.019 ± 0.3732
17 1342 1342/1342 1342 ± 0.00003557 6.065 5.819/6.294 6.011 ± 0.3628
datacolumn
residual_data
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-05-01 13:40:21.676
End
2024-05-01 14:47:55.136
Duration
1:07:33.460
Note, WebLog generation is not included in the time.

CASA logs for stage 7