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

Statwt Summary Plot

VLASS3.2.sb45460397.eb46168936.60474.13114186343_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 5.342 5.026/6.164 5.482 ± 0.9302
ea02 1342 1342/1342 1342 ± 0.00002342 5.432 5.075/6.258 5.482 ± 0.9863
ea03 1342 1342/1342 1342 ± 0.000003623 5.265 5.114/6.519 5.606 ± 0.8842
ea04 1342 1342/1342 1342 ± 0.00004667 5.006 4.747/5.877 5.152 ± 0.7481
ea05 1342 1342/1342 1342 ± 0.00004912 5.165 4.845/6.236 5.356 ± 0.9389
ea06 1342 1342/1342 1342 ± 0.00001071 4.732 4.674/5.741 5.135 ± 0.745
ea07 1342 1342/1342 1342 ± 0.00003691 4.881 4.724/6.074 5.249 ± 0.941
ea08 1342 1342/1342 1342 ± 0.000004582 5.445 5.01/6.562 5.644 ± 0.9855
ea09 1342 1342/1342 1342 ± 0.00004556 4.856 4.676/5.776 5.05 ± 0.7646
ea10 1342 1342/1342 1342 ± 0.00004982 4.838 4.155/5.821 4.975 ± 0.8302
ea11 1342 1342/1342 1342 ± 0.00005001 5.185 4.447/6.258 5.2 ± 0.9709
ea12 1342 1342/1342 1342 ± 0.00004278 5.023 4.81/5.772 5.191 ± 0.7037
ea14 1342 1342/1342 1342 ± 0.00004804 5.274 4.927/6.29 5.493 ± 0.7922
ea15 1342 1342/1342 1342 ± 0.00004907 5.177 4.828/6.352 5.468 ± 0.9482
ea16 1342 1342/1342 1342 ± 0.00001108 5.567 5.081/6.462 5.624 ± 0.9261
ea17 1342 1342/1342 1342 ± 0.00004449 5.397 4.988/6.284 5.567 ± 0.9274
ea18 1342 1342/1342 1342 ± 0 5.489 5.217/6.707 5.758 ± 0.8889
ea19 1342 1342/1342 1342 ± 0.00003598 5.056 4.999/6.261 5.406 ± 0.8147
ea21 1342 1342/1342 1342 ± 0.000002807 4.945 4.781/5.726 5.134 ± 0.6721
ea22 1342 1342/1342 1342 ± 0.000003241 5.426 4.837/6.266 5.467 ± 0.8673
ea23 1342 1342/1342 1342 ± 0.00004797 5.395 4.922/6.216 5.494 ± 0.8639
ea24 1342 1342/1342 1342 ± 0.00002143 5.163 4.945/6.336 5.458 ± 0.8132
ea25 1342 1342/1342 1342 ± 0.000003969 5.54 5.276/6.687 5.88 ± 0.953
ea27 1342 1342/1342 1342 ± 0.0000129 5.106 4.86/6.365 5.417 ± 0.8242
ea28 1342 1342/1342 1342 ± 0.00002898 5.507 5.424/6.762 5.785 ± 0.9313
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 ± 0.00002417 4.993 4.836/5.062 4.928 ± 0.3027
4 1342 1342/1342 1342 ± 0.0000574 3.658 3.515/3.985 3.749 ± 0.3068
5 1342 1342/1342 1342 ± 0.00002417 5.049 4.815/5.287 5.05 ± 0.2891
6 1342 1342/1342 1342 ± 0.00002417 5.017 4.821/5.247 5.041 ± 0.2551
7 1342 1342/1342 1342 ± 0.00002417 5.132 4.945/5.26 5.105 ± 0.2249
8 1342 1342/1342 1342 ± 0.00002417 5.09 4.918/5.224 5.072 ± 0.2542
9 1342 1342/1342 1342 ± 0.00002417 5.39 5.175/5.619 5.392 ± 0.2516
10 1342 1342/1342 1342 ± 0.00002417 5.943 5.819/6.096 5.924 ± 0.2598
11 1342 1342/1342 1342 ± 0.00002417 6.257 6.037/6.294 6.185 ± 0.2681
12 1342 1342/1342 1342 ± 0.00002417 6.36 6.08/6.512 6.343 ± 0.3083
13 1342 1342/1342 1342 ± 0.00002465 6.686 6.467/6.972 6.695 ± 0.3308
14 1342 1342/1342 1342 ± 0.00003748 6.278 6.078/6.549 6.337 ± 0.4376
15 1342 1342/1342 1342 ± 0.00002417 6.64 6.292/6.902 6.575 ± 0.3617
16 1342 1342/1342 1342 ± 0.00006078 4.461 4.316/4.667 4.54 ± 0.3553
17 1342 1342/1342 1342 ± 0.00006102 4.378 4.17/4.654 4.446 ± 0.3698
output_dir
 
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-08-05 04:42:18.767
End
2025-08-05 05:06:17.635
Duration
0:23:58.868
Note, WebLog generation is not included in the time.

CASA logs for stage 8