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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.254 5.695/6.896 6.193 ± 0.7364
ea02 1342 1342/1342 1342 ± 0.00001197 6.244 5.599/6.524 6.148 ± 0.713
ea03 1342 1342/1342 1342 ± 0.000004712 5.97 5.491/6.679 6.121 ± 0.7695
ea04 1342 1342/1342 1342 ± 0.000004737 5.633 5.114/6.063 5.613 ± 0.6874
ea05 1342 1342/1342 1342 ± 0 5.952 5.434/6.51 5.972 ± 0.7388
ea06 1342 1342/1342 1342 ± 0 5.814 5.209/6.205 5.752 ± 0.7479
ea07 1342 1342/1342 1342 ± 0 6.215 5.418/6.621 6.041 ± 0.7541
ea08 1342 1342/1342 1342 ± 0 6.505 5.861/6.901 6.482 ± 0.6704
ea09 1342 1342/1342 1342 ± 0 5.732 5.211/6.449 5.73 ± 0.9546
ea10 1342 1342/1342 1342 ± 0 5.755 5.318/6.241 5.728 ± 0.7464
ea11 1342 1342/1342 1342 ± 0 5.771 5.353/6.475 5.834 ± 0.7475
ea12 1342 1342/1342 1342 ± 0 5.551 5.313/6.216 5.728 ± 0.6897
ea13 1342 1342/1342 1342 ± 0 6.034 5.663/6.441 5.928 ± 1.042
ea14 1342 1342/1342 1342 ± 0 6.088 5.649/6.593 6.101 ± 0.7301
ea15 1342 1342/1342 1342 ± 0 6.727 6.651/7.284 6.905 ± 0.4103
ea17 1342 1342/1342 1342 ± 0 6.289 5.844/6.924 6.328 ± 0.809
ea18 1342 1342/1342 1342 ± 0 6.379 5.956/6.979 6.479 ± 0.6939
ea19 1342 1342/1342 1342 ± 0 6.018 5.591/6.653 6.097 ± 0.7241
ea20 1342 1342/1342 1342 ± 0 6.503 6.033/7.064 6.548 ± 0.7089
ea21 1342 1342/1342 1342 ± 0 5.416 5.17/5.966 5.555 ± 0.558
ea22 1342 1342/1342 1342 ± 0 6.21 5.699/6.718 6.243 ± 0.6715
ea23 1342 1342/1342 1342 ± 0.00000118 6.082 5.543/6.398 6.029 ± 0.7567
ea24 1342 1342/1342 1342 ± 0 6.269 5.305/6.671 6.021 ± 0.6635
ea25 1342 1342/1342 1342 ± 0 6.445 5.803/7.068 6.512 ± 0.8638
ea27 1342 1342/1342 1342 ± 0 5.613 5.33/6.374 5.722 ± 0.68
ea28 1342 1342/1342 1342 ± 0 6.297 5.818/7.11 6.47 ± 0.7215
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 ± 0.00002399 5.592 5.415/5.781 5.61 ± 0.2492
3 1342 1342/1342 1342 ± 0.00002447 4.451 4.111/4.823 4.465 ± 0.7431
4 1342 1342/1342 1342 ± 0.00002413 5.474 5.233/5.697 5.498 ± 0.3033
5 1342 1342/1342 1342 ± 0.00002399 5.504 5.238/5.783 5.52 ± 0.292
6 1342 1342/1342 1342 ± 0.00002399 5.491 5.216/5.705 5.462 ± 0.2873
7 1342 1342/1342 1342 ± 0.00002399 5.547 5.392/5.757 5.575 ± 0.2537
8 1342 1342/1342 1342 ± 0.00002399 5.529 5.223/5.732 5.494 ± 0.2934
9 1342 1342/1342 1342 ± 0.00002399 5.785 5.627/6.016 5.802 ± 0.2912
10 1342 1342/1342 1342 ± 0.00002355 6.303 6.181/6.421 6.286 ± 0.2756
11 1342 1342/1342 1342 ± 0.00002355 6.489 6.261/6.621 6.498 ± 0.2792
12 1342 1342/1342 1342 ± 0.00002355 6.634 6.385/6.808 6.625 ± 0.3309
13 1342 1342/1342 1342 ± 0.00002355 7.08 6.849/7.368 7.089 ± 0.3486
14 1342 1342/1342 1342 ± 0.00002355 7.365 7.003/7.577 7.289 ± 0.3512
15 1342 1342/1342 1342 ± 0.00002355 6.917 6.592/7.273 6.941 ± 0.3811
16 1342 1342/1342 1342 ± 0.00002357 6.404 6.026/6.837 6.391 ± 0.4371
17 1342 1342/1342 1342 ± 0.00002355 6.433 6.015/6.685 6.336 ± 0.4091
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
Start time
2025-07-29 07:35:40.322
End
2025-07-29 08:31:12.602
Duration
0:55:32.280
Note, WebLog generation is not included in the time.

CASA logs for stage 8