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

Statwt Summary Plot

VLASS3.2.sb45665927.eb46086746.60447.529309328704_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 6.282 5.668/6.804 6.286 ± 0.6503
ea02 1342 1342/1342 1342 ± 0.000006757 5.886 5.255/6.047 5.806 ± 0.5774
ea03 1342 1342/1342 1342 ± 0.000001778 6.328 5.572/6.942 6.331 ± 0.7391
ea04 1342 1342/1342 1342 ± 0 5.798 5.217/6.213 5.798 ± 0.5908
ea05 1342 1342/1342 1342 ± 0.000001778 6.172 5.45/6.888 6.173 ± 0.6792
ea06 1342 1342/1342 1342 ± 0 6.345 5.357/6.54 6.088 ± 0.6732
ea07 1342 1342/1342 1342 ± 0 5.914 5.184/6.214 5.804 ± 0.6796
ea08 1342 1342/1342 1342 ± 0 5.91 4.961/6.077 5.706 ± 0.6404
ea09 1342 1342/1342 1342 ± 0 5.634 5.046/6.362 5.759 ± 0.6554
ea10 1342 1342/1342 1342 ± 0 5.818 5.331/6.303 5.81 ± 0.5824
ea11 1342 1342/1342 1342 ± 0 5.773 5.465/6.626 5.988 ± 0.717
ea12 1342 1342/1342 1342 ± 0 5.797 5.481/6.465 5.948 ± 0.6078
ea13 1342 1342/1342 1342 ± 0 5.706 4.972/5.772 5.473 ± 0.5245
ea14 1342 1342/1342 1342 ± 0 6.248 5.773/6.71 6.311 ± 0.5544
ea15 1342 1342/1342 1342 ± 0 6.322 5.665/6.762 6.289 ± 0.7182
ea16 1342 1342/1342 1342 ± 0 6.451 5.888/6.934 6.475 ± 0.6954
ea17 1342 1342/1342 1342 ± 0 6.212 5.741/7.069 6.345 ± 0.7
ea18 1342 1342/1342 1342 ± 0 6.193 5.97/6.472 6.132 ± 0.4317
ea19 1342 1342/1342 1342 ± 0 6.328 5.648/6.811 6.301 ± 0.6385
ea20 1342 1342/1342 1342 ± 0 6.405 5.793/6.919 6.324 ± 0.6656
ea21 1342 1342/1342 1342 ± 0 5.624 5.137/5.978 5.623 ± 0.5409
ea22 1342 1342/1342 1342 ± 0 5.633 4.957/5.941 5.525 ± 0.592
ea23 1342 1342/1342 1342 ± 0 6.262 5.556/6.426 6.147 ± 0.6564
ea24 1342 1342/1342 1342 ± 0 5.586 4.699/5.949 5.341 ± 0.6685
ea25 1342 1342/1342 1342 ± 0 6.691 5.825/7.268 6.68 ± 0.8372
ea27 1342 1342/1342 1342 ± 0 6.228 5.475/6.65 6.119 ± 0.6528
ea28 1342 1342/1342 1342 ± 0 6.167 5.523/6.669 6.104 ± 0.6715
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 ± 0.00002398 5.581 5.396/5.71 5.498 ± 0.3538
4 1342 1342/1342 1342 ± 0.00002516 5.319 5.053/5.545 5.294 ± 0.3774
5 1342 1342/1342 1342 ± 0.00002353 5.287 5.051/5.485 5.301 ± 0.3179
6 1342 1342/1342 1342 ± 0.00002349 5.16 4.958/5.445 5.22 ± 0.286
7 1342 1342/1342 1342 ± 0.00002349 5.471 5.07/5.718 5.407 ± 0.3326
8 1342 1342/1342 1342 ± 0.00002349 5.439 5.168/5.675 5.397 ± 0.3623
9 1342 1342/1342 1342 ± 0.00002307 5.779 5.387/5.946 5.704 ± 0.3642
10 1342 1342/1342 1342 ± 0.00002307 6.212 5.839/6.354 6.126 ± 0.3214
11 1342 1342/1342 1342 ± 0.00002307 6.386 6.008/6.625 6.336 ± 0.3392
12 1342 1342/1342 1342 ± 0.00002307 6.468 6.054/6.809 6.464 ± 0.3911
13 1342 1342/1342 1342 ± 0.00002307 6.996 6.575/7.279 6.924 ± 0.4403
14 1342 1342/1342 1342 ± 0.00002307 7.152 6.793/7.396 7.103 ± 0.4244
15 1342 1342/1342 1342 ± 0.00002307 6.892 6.539/7.056 6.835 ± 0.4061
16 1342 1342/1342 1342 ± 0.00002307 6.221 6.047/6.623 6.292 ± 0.3887
17 1342 1342/1342 1342 ± 0.00002307 6.196 5.982/6.502 6.209 ± 0.3799
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2025-07-29 06:21:56.845
End
2025-07-29 07:19:13.090
Duration
0:57:16.245
Note, WebLog generation is not included in the time.

CASA logs for stage 8