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

Statwt Summary Plot

VLASS3.2.sb45665927.eb46086746.60447.529309328704_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 6.266 5.518/6.655 6.177 ± 0.6791
ea02 1342 1342/1342 1342 ± 0 6.371 5.594/6.633 6.289 ± 0.6719
ea03 1342 1342/1342 1342 ± 0.000004955 6.381 5.462/6.977 6.33 ± 0.7898
ea04 1342 1342/1342 1342 ± 0 5.719 5.14/6.157 5.712 ± 0.6478
ea05 1342 1342/1342 1342 ± 0 6.197 5.328/6.805 6.06 ± 0.7283
ea06 1342 1342/1342 1342 ± 0 6.315 5.222/6.488 6.001 ± 0.7128
ea07 1342 1342/1342 1342 ± 0 6.216 5.213/6.572 6.047 ± 0.7825
ea08 1342 1342/1342 1342 ± 0 6.627 5.671/6.9 6.428 ± 0.7195
ea09 1342 1342/1342 1342 ± 0 5.731 5.114/6.495 5.812 ± 0.7226
ea10 1342 1342/1342 1342 ± 0 5.912 5.159/6.318 5.79 ± 0.6464
ea11 1342 1342/1342 1342 ± 0 5.833 5.392/6.587 5.942 ± 0.7365
ea12 1342 1342/1342 1342 ± 0 5.867 5.263/6.427 5.91 ± 0.662
ea13 1342 1342/1342 1342 ± 0 6.126 5.413/6.343 5.996 ± 0.5661
ea14 1342 1342/1342 1342 ± 0 6.24 5.555/6.605 6.156 ± 0.6473
ea15 1342 1342/1342 1342 ± 0 6.232 5.539/6.596 6.135 ± 0.7368
ea16 1342 1342/1342 1342 ± 0 6.399 5.78/6.842 6.384 ± 0.7412
ea17 1342 1342/1342 1342 ± 0 6.279 5.755/7.191 6.427 ± 0.7677
ea18 1342 1342/1342 1342 ± 0 6.519 5.79/7.175 6.449 ± 0.7412
ea19 1342 1342/1342 1342 ± 0 6.268 5.482/6.714 6.172 ± 0.6773
ea20 1342 1342/1342 1342 ± 0 6.584 5.796/7.205 6.487 ± 0.7433
ea21 1342 1342/1342 1342 ± 0 5.655 5.234/6.138 5.702 ± 0.5629
ea22 1342 1342/1342 1342 ± 0 6.313 5.524/6.619 6.11 ± 0.6805
ea23 1342 1342/1342 1342 ± 0 6.215 5.367/6.382 6.066 ± 0.7164
ea24 1342 1342/1342 1342 ± 0 6.259 5.176/6.667 5.897 ± 0.8205
ea25 1342 1342/1342 1342 ± 0 6.758 5.932/7.305 6.745 ± 0.8416
ea27 1342 1342/1342 1342 ± 0 6.14 5.282/6.621 6.024 ± 0.7124
ea28 1342 1342/1342 1342 ± 0 6.488 5.778/7.065 6.409 ± 0.728
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 ± 0.000024 5.422 5.24/5.567 5.406 ± 0.2599
4 1342 1342/1342 1342 ± 0.00002524 5.304 5.112/5.358 5.257 ± 0.3482
5 1342 1342/1342 1342 ± 0.000024 5.351 5.151/5.613 5.382 ± 0.2791
6 1342 1342/1342 1342 ± 0.000024 5.321 5.142/5.457 5.28 ± 0.267
7 1342 1342/1342 1342 ± 0.000024 5.482 5.323/5.747 5.509 ± 0.2426
8 1342 1342/1342 1342 ± 0.000024 5.514 5.231/5.628 5.477 ± 0.2908
9 1342 1342/1342 1342 ± 0.000024 5.815 5.686/6.003 5.821 ± 0.2842
10 1342 1342/1342 1342 ± 0.000024 6.307 6.224/6.397 6.295 ± 0.2538
11 1342 1342/1342 1342 ± 0.000024 6.512 6.328/6.69 6.517 ± 0.2677
12 1342 1342/1342 1342 ± 0.000024 6.622 6.38/6.844 6.667 ± 0.3231
13 1342 1342/1342 1342 ± 0.000024 7.144 6.912/7.476 7.149 ± 0.3404
14 1342 1342/1342 1342 ± 0.000024 7.338 7.101/7.598 7.325 ± 0.336
15 1342 1342/1342 1342 ± 0.000024 7.007 6.67/7.239 7.002 ± 0.3443
16 1342 1342/1342 1342 ± 0.000024 6.42 6.232/6.747 6.441 ± 0.3529
17 1342 1342/1342 1342 ± 0.000024 6.337 6.194/6.581 6.374 ± 0.3283
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2025-07-29 03:05:24.266
End
2025-07-29 03:58:02.090
Duration
0:52:37.824
Note, WebLog generation is not included in the time.

CASA logs for stage 8