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

Statwt Summary Plot

VLASS3.2.sb45489670.eb46132517.60459.18880607639_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 5.818 5.622/6.504 5.944 ± 0.695
ea02 1342 1342/1342 1342 ± 0 6.011 5.551/6.426 6.062 ± 0.7302
ea03 1342 1342/1342 1342 ± 0 6.039 5.371/6.65 5.966 ± 0.7012
ea04 1342 1342/1342 1342 ± 0 5.347 4.909/5.941 5.394 ± 0.5926
ea05 1342 1342/1342 1342 ± 0.000007832 5.528 5.167/6.371 5.679 ± 0.7145
ea06 1342 1342/1342 1342 ± 0 5.712 5.017/5.966 5.574 ± 0.6477
ea07 1342 1342/1342 1342 ± 0 5.793 5.096/6.135 5.701 ± 0.7802
ea08 1342 1342/1342 1342 ± 0 5.955 5.403/6.473 5.97 ± 0.7098
ea09 1342 1342/1342 1342 ± 0 5.598 5.047/6.278 5.647 ± 0.7004
ea10 1342 1342/1342 1342 ± 0 5.271 5.076/6.034 5.492 ± 0.5969
ea11 1342 1342/1342 1342 ± 0.00002745 5.458 4.991/6.301 5.546 ± 0.8037
ea12 1342 1342/1342 1342 ± 0 5.348 5.251/6.224 5.58 ± 0.5884
ea14 1342 1342/1342 1342 ± 0.00001377 5.677 5.407/6.428 5.827 ± 0.6232
ea15 1342 1342/1342 1342 ± 0.0000148 6.02 5.508/6.601 6.051 ± 0.8324
ea16 1342 1342/1342 1342 ± 0 5.956 5.547/6.572 6.033 ± 0.6918
ea17 1342 1342/1342 1342 ± 0 5.962 5.621/6.907 6.127 ± 0.6807
ea18 1342 1342/1342 1342 ± 0 6.388 5.763/7.041 6.313 ± 0.7528
ea19 1342 1342/1342 1342 ± 0 5.628 5.313/6.583 5.838 ± 0.6915
ea20 1342 1342/1342 1342 ± 0 6.495 5.789/6.994 6.326 ± 0.7728
ea22 1342 1342/1342 1342 ± 0 5.543 5.161/6.107 5.576 ± 0.5903
ea23 1342 1342/1342 1342 ± 0.000008607 5.543 5.367/6.326 5.816 ± 0.706
ea24 1342 1342/1342 1342 ± 0 6.059 4.969/6.465 5.712 ± 0.8326
ea25 1342 1342/1342 1342 ± 0 6.411 5.552/6.847 6.284 ± 0.861
ea27 1342 1342/1342 1342 ± 0 5.587 5.216/6.398 5.751 ± 0.6493
ea28 1342 1342/1342 1342 ± 0 6.374 5.7/7.02 6.32 ± 0.7604
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 5.417 5.248/5.642 5.456 ± 0.3159
3 1342 1342/1342 1342 ± 0.00002955 3.825 3.505/4.333 3.845 ± 0.5688
4 1342 1342/1342 1342 ± 0.00002786 4.626 4.435/4.786 4.605 ± 0.2932
5 1342 1342/1342 1342 ± 0.00002392 5.373 5.1/5.665 5.382 ± 0.3183
6 1342 1342/1342 1342 ± 0.00002392 5.205 4.992/5.466 5.21 ± 0.2698
7 1342 1342/1342 1342 ± 0.00002392 5.362 5.162/5.546 5.353 ± 0.2535
8 1342 1342/1342 1342 ± 0.00002392 5.338 5.099/5.523 5.318 ± 0.3026
9 1342 1342/1342 1342 ± 0.00002392 5.62 5.457/5.832 5.618 ± 0.2912
10 1342 1342/1342 1342 ± 0.00002392 6.082 5.933/6.2 6.077 ± 0.2477
11 1342 1342/1342 1342 ± 0.00002392 6.332 6.096/6.443 6.302 ± 0.2725
12 1342 1342/1342 1342 ± 0.00002392 6.443 6.298/6.608 6.476 ± 0.3152
13 1342 1342/1342 1342 ± 0.00002392 6.907 6.748/7.132 6.941 ± 0.3463
14 1342 1342/1342 1342 ± 0.00002392 6.93 6.588/7.326 6.953 ± 0.4354
15 1342 1342/1342 1342 ± 0.00002392 6.755 6.407/7.037 6.707 ± 0.3386
16 1342 1342/1342 1342 ± 0.00002939 5.97 5.496/6.218 5.893 ± 0.4822
17 1342 1342/1342 1342 ± 0.00002873 5.846 5.482/6.039 5.819 ± 0.4157
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS3.2.sb45489670.eb46132517.60459.18880607639_split_split.ms
Start time
2025-07-31 04:29:43.352
End
2025-07-31 05:40:19.486
Duration
1:10:36.135
Note, WebLog generation is not included in the time.

CASA logs for stage 8