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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 5.981 5.643/6.803 6.12 ± 0.7563
ea02 1342 1342/1342 1342 ± 0 6.127 5.556/6.521 6.122 ± 0.6948
ea03 1342 1342/1342 1342 ± 0 6.157 5.429/6.716 6.085 ± 0.8156
ea04 1342 1342/1342 1342 ± 0 5.638 5.107/6.091 5.616 ± 0.6843
ea05 1342 1342/1342 1342 ± 0 5.911 5.358/6.455 5.909 ± 0.7604
ea06 1342 1342/1342 1342 ± 0 5.837 5.202/6.197 5.691 ± 0.8768
ea07 1342 1342/1342 1342 ± 0 6.188 5.294/6.555 5.987 ± 0.759
ea08 1342 1342/1342 1342 ± 0 6.427 5.784/6.826 6.398 ± 0.6571
ea09 1342 1342/1342 1342 ± 0 5.704 5.172/6.394 5.72 ± 0.8332
ea10 1342 1342/1342 1342 ± 0 5.674 5.228/6.186 5.636 ± 0.7908
ea11 1342 1342/1342 1342 ± 0.000003556 5.743 5.341/6.4 5.783 ± 0.7795
ea12 1342 1342/1342 1342 ± 0 5.514 5.301/6.15 5.665 ± 0.6993
ea13 1342 1342/1342 1342 ± 0 6.033 5.578/6.437 5.847 ± 1.214
ea14 1342 1342/1342 1342 ± 0.000001218 6.097 5.607/6.56 6.048 ± 0.788
ea15 1342 1342/1342 1342 ± 0 6.705 6.647/7.265 6.893 ± 0.4116
ea17 1342 1342/1342 1342 ± 0 6.116 5.785/6.858 6.236 ± 0.8043
ea18 1342 1342/1342 1342 ± 0 6.35 5.882/6.922 6.426 ± 0.6742
ea19 1342 1342/1342 1342 ± 0 6.009 5.54/6.555 6.021 ± 0.7425
ea20 1342 1342/1342 1342 ± 0 6.44 5.954/7.009 6.468 ± 0.7485
ea21 1342 1342/1342 1342 ± 0 5.38 5.131/5.93 5.517 ± 0.551
ea22 1342 1342/1342 1342 ± 0 6.17 5.649/6.708 6.184 ± 0.6839
ea23 1342 1342/1342 1342 ± 0 6.055 5.474/6.332 5.959 ± 0.778
ea24 1342 1342/1342 1342 ± 0 6.244 5.202/6.629 5.948 ± 0.7047
ea25 1342 1342/1342 1342 ± 0 6.551 5.708/6.99 6.493 ± 0.7904
ea27 1342 1342/1342 1342 ± 0 5.669 5.264/6.262 5.641 ± 0.7008
ea28 1342 1342/1342 1342 ± 0 6.273 5.769/7.057 6.408 ± 0.7383
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 ± 0.00002392 5.538 5.363/5.709 5.557 ± 0.2436
3 1342 1342/1342 1342 ± 0.00002489 4.302 3.883/4.695 4.26 ± 0.8339
4 1342 1342/1342 1342 ± 0.00002543 5.402 5.2/5.702 5.431 ± 0.2908
5 1342 1342/1342 1342 ± 0.00002408 5.384 5.133/5.637 5.407 ± 0.2999
6 1342 1342/1342 1342 ± 0.00002392 5.376 5.185/5.617 5.399 ± 0.2873
7 1342 1342/1342 1342 ± 0.00002392 5.497 5.337/5.688 5.522 ± 0.243
8 1342 1342/1342 1342 ± 0.00002392 5.48 5.179/5.661 5.444 ± 0.2856
9 1342 1342/1342 1342 ± 0.00002392 5.754 5.564/5.926 5.753 ± 0.2826
10 1342 1342/1342 1342 ± 0.00002348 6.255 6.151/6.389 6.24 ± 0.267
11 1342 1342/1342 1342 ± 0.00002348 6.455 6.21/6.562 6.45 ± 0.2709
12 1342 1342/1342 1342 ± 0.00002348 6.597 6.323/6.773 6.576 ± 0.324
13 1342 1342/1342 1342 ± 0.00002348 7.033 6.817/7.261 7.024 ± 0.3362
14 1342 1342/1342 1342 ± 0.00002348 7.282 6.91/7.535 7.223 ± 0.3419
15 1342 1342/1342 1342 ± 0.00002348 6.879 6.538/7.164 6.851 ± 0.3734
16 1342 1342/1342 1342 ± 0.00002348 6.345 6.03/6.776 6.376 ± 0.4108
17 1342 1342/1342 1342 ± 0.00002348 6.415 6.012/6.649 6.313 ± 0.4061
datacolumn
residual_data
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2025-07-29 04:26:16.553
End
2025-07-29 05:16:33.626
Duration
0:50:17.073
Note, WebLog generation is not included in the time.

CASA logs for stage 8