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

Statwt Summary Plot

VLASS3.2.sb45486206.eb46169366.60475.03141015046_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 5.442 5.212/6.085 5.617 ± 0.7143
ea02 1342 1342/1342 1342 ± 0.00001565 5.58 5.006/6.157 5.524 ± 0.6828
ea03 1342 1342/1342 1342 ± 0.000003926 5.102 4.963/5.967 5.462 ± 0.621
ea04 1342 1342/1342 1342 ± 0.00003665 5.057 4.625/5.722 5.12 ± 0.581
ea05 1342 1342/1342 1342 ± 0.00004033 5.422 4.962/6.033 5.427 ± 0.6909
ea06 1342 1342/1342 1342 ± 0.00001276 5.063 4.637/5.627 5.162 ± 0.5782
ea07 1342 1342/1342 1342 ± 0.00002489 5.333 4.772/5.978 5.346 ± 0.6372
ea08 1342 1342/1342 1342 ± 0.000007334 5.522 5.043/6.409 5.686 ± 0.6438
ea09 1342 1342/1342 1342 ± 0.00003296 5.065 4.815/5.794 5.278 ± 0.5814
ea10 1342 1342/1342 1342 ± 0.00002971 2.53 2.46/2.728 2.604 ± 0.1929
ea11 1342 1342/1342 1342 ± 0.00004293 5.563 4.492/6.122 5.328 ± 0.7943
ea12 1342 1342/1342 1342 ± 0.00003304 5.069 4.629/5.643 5.13 ± 0.6144
ea14 1342 1342/1342 1342 ± 0.00003913 5.502 5.05/6.144 5.471 ± 0.6483
ea15 1342 1342/1342 1342 ± 0.0000426 5.556 5.218/6.503 5.755 ± 0.8105
ea16 1342 1342/1342 1342 ± 0.00001266 5.479 5.032/6.119 5.672 ± 0.7127
ea17 1342 1342/1342 1342 ± 0.00003317 5.729 5.017/6.368 5.735 ± 0.7308
ea18 1342 1342/1342 1342 ± 0.000009852 5.498 5.161/6.224 5.681 ± 0.5961
ea19 1342 1342/1342 1342 ± 0.00002418 5.28 5.037/6.035 5.432 ± 0.7406
ea20 1342 1342/1342 1342 ± 0.00001526 5.672 5.534/6.602 6.047 ± 0.7066
ea21 1342 1342/1342 1342 ± 0.00000424 4.697 4.519/5.299 4.92 ± 0.4857
ea22 1342 1342/1342 1342 ± 0.000007839 5.31 4.944/6.149 5.498 ± 0.5983
ea23 1342 1342/1342 1342 ± 0.000038 5.532 4.895/6.202 5.545 ± 0.6914
ea24 1342 1342/1342 1342 ± 0 5.214 4.917/5.997 5.452 ± 0.5777
ea25 1342 1342/1342 1342 ± 0.000001603 5.677 5.128/6.088 5.785 ± 0.7204
ea27 1342 1342/1342 1342 ± 0.000007338 5.229 4.842/6.048 5.308 ± 0.7492
ea28 1342 1342/1342 1342 ± 0.00001035 5.527 5.396/6.496 5.893 ± 0.661
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 ± 0.00002349 5.036 4.786/5.183 4.932 ± 0.5606
5 1342 1342/1342 1342 ± 0.00002378 4.889 4.691/5.102 4.84 ± 0.5751
6 1342 1342/1342 1342 ± 0.00002394 4.91 4.755/5.234 4.859 ± 0.5562
7 1342 1342/1342 1342 ± 0.00002349 5.057 4.921/5.28 5.008 ± 0.5655
8 1342 1342/1342 1342 ± 0.00002349 5.011 4.848/5.208 4.966 ± 0.5873
9 1342 1342/1342 1342 ± 0.00002349 5.447 5.098/5.6 5.273 ± 0.6202
10 1342 1342/1342 1342 ± 0.00002349 5.885 5.544/6.011 5.693 ± 0.6664
11 1342 1342/1342 1342 ± 0.00002349 6.124 5.965/6.221 5.969 ± 0.6965
12 1342 1342/1342 1342 ± 0.00002349 6.286 6.028/6.458 6.142 ± 0.7266
13 1342 1342/1342 1342 ± 0.00002349 6.502 6.21/6.732 6.434 ± 0.7816
14 1342 1342/1342 1342 ± 0.00002349 5.939 5.726/6.483 6.015 ± 0.8659
15 1342 1342/1342 1342 ± 0.00002478 6.076 5.695/6.331 5.887 ± 0.815
16 1342 1342/1342 1342 ± 0.00005968 4.591 4.297/4.953 4.576 ± 0.6092
17 1342 1342/1342 1342 ± 0.00005759 4.727 4.45/5.046 4.76 ± 0.4155
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45486206.eb46169366.60475.03141015046_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2025-07-30 04:20:08.923
End
2025-07-30 04:49:55.624
Duration
0:29:46.701
Note, WebLog generation is not included in the time.

CASA logs for stage 8