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

Statwt Summary Plot

VLASS3.2.sb45669584.eb45749254.60430.55515966435_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 5.861 5.399/6.166 5.864 ± 0.5338
ea02 1342 1342/1342 1342 ± 0.000005003 6.445 5.813/6.731 6.374 ± 0.6177
ea03 1342 1342/1342 1342 ± 0 6.22 5.594/6.79 6.24 ± 0.6776
ea04 1342 1342/1342 1342 ± 0 5.584 5.214/6.011 5.695 ± 0.4986
ea05 1342 1342/1342 1342 ± 0.000009615 6.046 5.489/6.678 6.065 ± 0.6336
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.124 5.417/6.529 6.065 ± 0.674
ea08 1342 1342/1342 1342 ± 0 6.639 5.883/6.859 6.463 ± 0.6256
ea09 1342 1342/1342 1342 ± 0 5.804 5.301/6.451 5.907 ± 0.6178
ea10 1342 1342/1342 1342 ± 0 5.824 5.331/6.2 5.788 ± 0.525
ea11 1342 1342/1342 1342 ± 0.0000192 5.51 5.242/6.207 5.668 ± 0.6013
ea12 1342 1342/1342 1342 ± 0 5.723 5.449/6.317 5.894 ± 0.5277
ea13 1342 1342/1342 1342 ± 0 6.144 5.809/6.448 6.222 ± 0.5221
ea14 1342 1342/1342 1342 ± 0 6.159 5.781/6.574 6.232 ± 0.5271
ea15 1342 1342/1342 1342 ± 0.0000137 6.208 5.615/6.594 6.189 ± 0.664
ea16 1342 1342/1342 1342 ± 0 6.169 5.818/6.77 6.357 ± 0.6467
ea17 1342 1342/1342 1342 ± 0 6.4 5.947/7.063 6.471 ± 0.6583
ea18 1342 1342/1342 1342 ± 0 6.666 6.085/7.287 6.646 ± 0.6726
ea19 1342 1342/1342 1342 ± 0 6.133 5.514/6.598 6.107 ± 0.5794
ea20 1342 1342/1342 1342 ± 0 5.878 5.309/6.312 5.84 ± 0.5562
ea21 1342 1342/1342 1342 ± 0 5.538 5.284/5.926 5.652 ± 0.463
ea22 1342 1342/1342 1342 ± 0 6.846 6.597/7.327 6.834 ± 0.5879
ea23 1342 1342/1342 1342 ± 0 6.205 5.519/6.303 6.087 ± 0.6286
ea24 1342 1342/1342 1342 ± 0 6.246 5.41/6.631 6.027 ± 0.6508
ea25 1342 1342/1342 1342 ± 0 6.52 5.848/7.112 6.543 ± 0.7496
ea27 1342 1342/1342 1342 ± 0 6.162 5.507/6.54 6.043 ± 0.6108
ea28 1342 1342/1342 1342 ± 0 6.448 5.916/7.003 6.476 ± 0.6214
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 ± 0.0000242 5.6 5.431/5.816 5.625 ± 0.2566
4 1342 1342/1342 1342 ± 0.00002452 5.496 5.283/5.893 5.531 ± 0.3515
5 1342 1342/1342 1342 ± 0.00002421 5.455 5.293/5.703 5.503 ± 0.2897
6 1342 1342/1342 1342 ± 0.0000242 5.485 5.301/5.803 5.492 ± 0.3037
7 1342 1342/1342 1342 ± 0.0000242 5.554 5.441/5.759 5.583 ± 0.2454
8 1342 1342/1342 1342 ± 0.0000242 5.509 5.279/5.674 5.498 ± 0.2689
9 1342 1342/1342 1342 ± 0.0000242 5.742 5.635/5.986 5.773 ± 0.2896
10 1342 1342/1342 1342 ± 0.00002388 6.21 6.033/6.406 6.209 ± 0.2736
11 1342 1342/1342 1342 ± 0.00002388 6.488 6.231/6.599 6.426 ± 0.2976
12 1342 1342/1342 1342 ± 0.00002388 6.553 6.299/6.777 6.555 ± 0.3368
13 1342 1342/1342 1342 ± 0.00002388 7.029 6.811/7.262 7.009 ± 0.3498
14 1342 1342/1342 1342 ± 0.00002388 7.291 6.961/7.527 7.227 ± 0.3663
15 1342 1342/1342 1342 ± 0.00002388 6.998 6.723/7.347 6.964 ± 0.3925
16 1342 1342/1342 1342 ± 0.00002804 6.31 6.092/6.739 6.355 ± 0.4268
17 1342 1342/1342 1342 ± 0.00002663 6.339 6.06/6.643 6.306 ± 0.4099
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
overwrite_modelcol
False
Start time
2025-07-24 08:03:01.342
End
2025-07-24 09:00:17.682
Duration
0:57:16.340
Note, WebLog generation is not included in the time.

CASA logs for stage 8