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 5.468 5.243/6.486 5.702 ± 0.8622
ea02 1342 1342/1342 1342 ± 0.00002044 5.532 5.121/6.304 5.58 ± 0.9503
ea03 1342 1342/1342 1342 ± 0.000001928 5.26 5.056/6.533 5.626 ± 0.8884
ea04 1342 1342/1342 1342 ± 0.0000421 5.094 4.877/6.074 5.321 ± 0.7143
ea05 1342 1342/1342 1342 ± 0.00004405 5.319 4.982/6.275 5.506 ± 0.8663
ea06 1342 1342/1342 1342 ± 0.000001928 4.825 4.728/5.811 5.24 ± 0.7491
ea07 1342 1342/1342 1342 ± 0.00002707 4.917 4.792/6.125 5.373 ± 0.8894
ea08 1342 1342/1342 1342 ± 0 5.47 5.189/6.618 5.776 ± 0.9199
ea09 1342 1342/1342 1342 ± 0.0000423 5.023 4.743/5.962 5.247 ± 0.7698
ea10 1342 1342/1342 1342 ± 0.00004383 4.832 4.403/5.878 5.067 ± 0.789
ea11 1342 1342/1342 1342 ± 0.00004673 5.123 4.531/6.265 5.314 ± 0.9007
ea12 1342 1342/1342 1342 ± 0.00004192 5.051 4.869/6.04 5.313 ± 0.679
ea14 1342 1342/1342 1342 ± 0.00004302 5.392 5.247/6.367 5.636 ± 0.7296
ea15 1342 1342/1342 1342 ± 0.00004509 5.322 4.883/6.448 5.586 ± 0.9234
ea16 1342 1342/1342 1342 ± 0.000004899 5.548 5.088/6.492 5.723 ± 0.8827
ea17 1342 1342/1342 1342 ± 0.00003966 5.385 5.044/6.434 5.676 ± 0.8622
ea18 1342 1342/1342 1342 ± 0 5.47 5.247/6.764 5.861 ± 0.8523
ea19 1342 1342/1342 1342 ± 0.00003568 5.293 5.088/6.432 5.573 ± 0.7699
ea21 1342 1342/1342 1342 ± 0.000003519 4.918 4.741/5.709 5.114 ± 0.6875
ea22 1342 1342/1342 1342 ± 0 5.408 4.932/6.458 5.556 ± 0.8046
ea23 1342 1342/1342 1342 ± 0.00004396 5.435 5.14/6.339 5.668 ± 0.796
ea24 1342 1342/1342 1342 ± 0.00002121 5.154 5.032/6.464 5.613 ± 0.7898
ea25 1342 1342/1342 1342 ± 0.000003894 5.69 5.254/6.698 5.936 ± 0.9325
ea27 1342 1342/1342 1342 ± 0.000003894 5.104 4.915/6.388 5.514 ± 0.7985
ea28 1342 1342/1342 1342 ± 0.00003023 5.619 5.483/6.938 5.92 ± 0.9271
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 ± 0.00002394 5.075 4.876/5.218 5.028 ± 0.3183
4 1342 1342/1342 1342 ± 0.00004298 3.801 3.623/4.073 3.858 ± 0.2984
5 1342 1342/1342 1342 ± 0.00002398 5.099 4.815/5.329 5.074 ± 0.2936
6 1342 1342/1342 1342 ± 0.00002394 5.068 4.874/5.326 5.074 ± 0.2644
7 1342 1342/1342 1342 ± 0.00002394 5.146 5.019/5.261 5.122 ± 0.2299
8 1342 1342/1342 1342 ± 0.00002394 5.082 4.917/5.25 5.071 ± 0.2545
9 1342 1342/1342 1342 ± 0.00002394 5.409 5.244/5.628 5.401 ± 0.263
10 1342 1342/1342 1342 ± 0.00002394 5.974 5.822/6.112 5.949 ± 0.2531
11 1342 1342/1342 1342 ± 0.00002394 6.273 6.051/6.343 6.218 ± 0.2614
12 1342 1342/1342 1342 ± 0.00002394 6.409 6.219/6.568 6.38 ± 0.3013
13 1342 1342/1342 1342 ± 0.00002394 6.776 6.557/7.015 6.771 ± 0.3154
14 1342 1342/1342 1342 ± 0.00002883 6.543 6.275/6.86 6.603 ± 0.425
15 1342 1342/1342 1342 ± 0.00002394 6.558 6.309/6.919 6.616 ± 0.3577
16 1342 1342/1342 1342 ± 0.00006085 4.615 4.462/4.851 4.681 ± 0.3236
17 1342 1342/1342 1342 ± 0.00006096 4.621 4.458/4.833 4.663 ± 0.2773
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2025-07-23 03:29:53.114
End
2025-07-23 04:34:13.882
Duration
1:04:20.768
Note, WebLog generation is not included in the time.

CASA logs for stage 8