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

Statwt Summary Plot

VLASS2.2.sb40879186.eb40941791.59520.340825879626_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 6.203 5.681/6.721 6.258 ± 0.6523
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.00001103 5.847 5.446/6.455 5.992 ± 0.635
ea06 1342 1342/1342 1342 ± 0 6.137 5.574/6.561 6.11 ± 0.6462
ea07 1342 1342/1342 1342 ± 0 6.156 5.621/6.404 6.125 ± 0.582
ea08 1342 1342/1342 1342 ± 0.000001466 6.155 5.676/6.819 6.316 ± 0.6554
ea09 1342 1342/1342 1342 ± 0 6.037 5.544/6.768 6.149 ± 0.6756
ea10 1342 1342/1342 1342 ± 0 6.221 5.732/6.979 6.319 ± 0.6535
ea11 1342 1342/1342 1342 ± 0 6.07 5.504/6.659 6.152 ± 0.6861
ea12 1342 1342/1342 1342 ± 0 6.311 5.77/6.724 6.338 ± 0.6565
ea13 1342 1342/1342 1342 ± 0 5.795 5.53/6.343 5.969 ± 0.5144
ea14 1342 1342/1342 1342 ± 0 6.473 5.839/6.986 6.527 ± 0.7315
ea15 1342 1342/1342 1342 ± 0 5.853 5.372/6.246 5.829 ± 0.5975
ea16 1342 1342/1342 1342 ± 0 6.366 5.879/6.949 6.501 ± 0.7302
ea17 1342 1342/1342 1342 ± 0 6.532 6.081/7.471 6.716 ± 0.7036
ea18 1342 1342/1342 1342 ± 0 5.07 4.694/5.544 5.135 ± 0.5463
ea19 1342 1342/1342 1342 ± 0 6.559 5.943/7.209 6.621 ± 0.7313
ea20 1342 1342/1342 1342 ± 0 6.091 5.881/7.022 6.344 ± 0.6484
ea21 1342 1342/1342 1342 ± 0.00001023 5.956 5.692/6.696 6.222 ± 0.6145
ea22 1342 1342/1342 1342 ± 0 6.222 5.395/6.637 6.083 ± 0.6801
ea23 1342 1342/1342 1342 ± 0 6.233 5.929/6.894 6.495 ± 0.6644
ea24 1342 1342/1342 1342 ± 0 5.982 5.23/6.482 5.823 ± 0.6279
ea26 1342 1342/1342 1342 ± 0 6.421 5.903/7.194 6.49 ± 0.7542
ea27 1342 1342/1342 1342 ± 0 6.05 5.896/7.186 6.415 ± 0.75
ea28 1342 1342/1342 1342 ± 0 6.058 5.899/7.034 6.435 ± 0.7111
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 ± 0.0000244 5.79 5.592/5.917 5.73 ± 0.3166
4 1342 1342/1342 1342 ± 0.0000248 5.34 5.088/5.537 5.309 ± 0.37
5 1342 1342/1342 1342 ± 0.0000244 5.739 5.48/5.863 5.662 ± 0.3412
6 1342 1342/1342 1342 ± 0.0000244 5.701 5.428/5.859 5.625 ± 0.2894
7 1342 1342/1342 1342 ± 0.0000244 5.699 5.479/5.888 5.661 ± 0.299
8 1342 1342/1342 1342 ± 0.0000244 5.616 5.319/5.855 5.589 ± 0.3454
9 1342 1342/1342 1342 ± 0.0000244 5.962 5.648/6.122 5.869 ± 0.3534
10 1342 1342/1342 1342 ± 0.0000244 6.41 6.221/6.55 6.332 ± 0.3524
11 1342 1342/1342 1342 ± 0.0000244 6.605 6.372/6.845 6.576 ± 0.369
12 1342 1342/1342 1342 ± 0.0000244 6.727 6.481/7.011 6.722 ± 0.4114
13 1342 1342/1342 1342 ± 0.0000244 7.21 6.935/7.567 7.204 ± 0.4331
14 1342 1342/1342 1342 ± 0.0000244 7.469 7.285/7.745 7.432 ± 0.4204
15 1342 1342/1342 1342 ± 0.0000244 7.148 6.802/7.471 7.079 ± 0.4325
16 1342 1342/1342 1342 ± 0.0000244 6.313 6.069/6.502 6.31 ± 0.4131
17 1342 1342/1342 1342 ± 0.00002562 6.228 6.052/6.453 6.216 ± 0.3394
datacolumn
residual_data
output_dir
 
vis
VLASS2.2.sb40879186.eb40941791.59520.340825879626_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-04-18 04:47:16.726
End
2025-04-18 05:19:14.526
Duration
0:31:57.800
Note, WebLog generation is not included in the time.

CASA logs for stage 8