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 5.924 5.543/6.327 5.966 ± 0.5634
ea02 1342 1342/1342 1342 ± 0 6.44 5.8/6.686 6.39 ± 0.6354
ea03 1342 1342/1342 1342 ± 0 6.156 5.477/6.737 6.199 ± 0.7118
ea04 1342 1342/1342 1342 ± 0 5.816 5.322/6.255 5.857 ± 0.5675
ea05 1342 1342/1342 1342 ± 0 6.063 5.58/6.856 6.172 ± 0.6623
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.189 5.437/6.627 6.12 ± 0.7236
ea08 1342 1342/1342 1342 ± 0 6.659 5.848/6.884 6.475 ± 0.6547
ea09 1342 1342/1342 1342 ± 0 5.82 5.306/6.438 5.911 ± 0.622
ea10 1342 1342/1342 1342 ± 0 5.867 5.324/6.279 5.84 ± 0.5593
ea11 1342 1342/1342 1342 ± 0.000002473 5.479 5.305/6.317 5.765 ± 0.638
ea12 1342 1342/1342 1342 ± 0 5.732 5.507/6.417 5.953 ± 0.5787
ea13 1342 1342/1342 1342 ± 0 6.228 5.695/6.432 6.184 ± 0.5996
ea14 1342 1342/1342 1342 ± 0 6.227 5.822/6.744 6.352 ± 0.5527
ea15 1342 1342/1342 1342 ± 0 5.911 5.263/6.272 5.869 ± 0.6796
ea16 1342 1342/1342 1342 ± 0 6.141 5.731/6.716 6.294 ± 0.6988
ea17 1342 1342/1342 1342 ± 0 6.422 5.923/7.135 6.496 ± 0.7037
ea18 1342 1342/1342 1342 ± 0 6.604 6.042/7.331 6.651 ± 0.69
ea19 1342 1342/1342 1342 ± 0 6.122 5.529/6.641 6.132 ± 0.6098
ea20 1342 1342/1342 1342 ± 0 6.25 5.723/6.777 6.279 ± 0.5992
ea21 1342 1342/1342 1342 ± 0 5.396 5.023/5.787 5.48 ± 0.4998
ea22 1342 1342/1342 1342 ± 0 7.084 6.803/7.485 7.167 ± 0.4027
ea23 1342 1342/1342 1342 ± 0 6.247 5.585/6.343 6.139 ± 0.6406
ea24 1342 1342/1342 1342 ± 0 6.232 5.377/6.675 6.019 ± 0.7199
ea25 1342 1342/1342 1342 ± 0 6.397 5.673/6.996 6.449 ± 0.7841
ea27 1342 1342/1342 1342 ± 0 6.111 5.417/6.534 6.004 ± 0.6473
ea28 1342 1342/1342 1342 ± 0 6.378 5.746/6.981 6.417 ± 0.6733
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 ± 0.00002429 5.584 5.451/5.78 5.585 ± 0.2665
4 1342 1342/1342 1342 ± 0.00002453 5.515 5.247/5.72 5.515 ± 0.3752
5 1342 1342/1342 1342 ± 0.00002429 5.467 5.261/5.661 5.472 ± 0.2985
6 1342 1342/1342 1342 ± 0.00002429 5.487 5.26/5.718 5.449 ± 0.2748
7 1342 1342/1342 1342 ± 0.00002429 5.575 5.42/5.709 5.554 ± 0.2314
8 1342 1342/1342 1342 ± 0.00002429 5.448 5.254/5.675 5.463 ± 0.2668
9 1342 1342/1342 1342 ± 0.00002429 5.781 5.609/5.99 5.759 ± 0.2867
10 1342 1342/1342 1342 ± 0.00002382 6.191 6.031/6.381 6.196 ± 0.2658
11 1342 1342/1342 1342 ± 0.00002382 6.428 6.27/6.615 6.421 ± 0.2756
12 1342 1342/1342 1342 ± 0.00002382 6.597 6.344/6.772 6.595 ± 0.33
13 1342 1342/1342 1342 ± 0.00002382 7.111 6.861/7.298 7.077 ± 0.3291
14 1342 1342/1342 1342 ± 0.00002382 7.394 7.079/7.596 7.318 ± 0.352
15 1342 1342/1342 1342 ± 0.00002382 7.041 6.789/7.369 7.031 ± 0.3772
16 1342 1342/1342 1342 ± 0.00002388 6.301 6.061/6.705 6.361 ± 0.4173
17 1342 1342/1342 1342 ± 0.00002382 6.319 6.113/6.612 6.303 ± 0.4011
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
Start time
2025-07-24 08:33:45.072
End
2025-07-24 09:50:32.455
Duration
1:16:47.383
Note, WebLog generation is not included in the time.

CASA logs for stage 8