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 5.87 5.409/6.244 5.888 ± 0.5519
ea02 1342 1342/1342 1342 ± 0 6.473 5.855/6.687 6.438 ± 0.5836
ea03 1342 1342/1342 1342 ± 0 6.115 5.433/6.677 6.153 ± 0.7012
ea04 1342 1342/1342 1342 ± 0 5.643 5.311/6.063 5.734 ± 0.4858
ea05 1342 1342/1342 1342 ± 0.000001202 6.046 5.511/6.689 6.063 ± 0.6221
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.097 5.392/6.474 6.021 ± 0.6732
ea08 1342 1342/1342 1342 ± 0 6.538 5.813/6.81 6.416 ± 0.6217
ea09 1342 1342/1342 1342 ± 0 5.764 5.255/6.45 5.882 ± 0.6308
ea10 1342 1342/1342 1342 ± 0 5.733 5.243/6.134 5.728 ± 0.5214
ea11 1342 1342/1342 1342 ± 0.000001699 5.391 5.221/6.189 5.636 ± 0.5912
ea12 1342 1342/1342 1342 ± 0 5.686 5.323/6.276 5.84 ± 0.5552
ea13 1342 1342/1342 1342 ± 0 6.144 5.785/6.412 6.191 ± 0.5146
ea14 1342 1342/1342 1342 ± 0 6.113 5.785/6.613 6.257 ± 0.5123
ea15 1342 1342/1342 1342 ± 0 6.143 5.556/6.552 6.137 ± 0.6896
ea16 1342 1342/1342 1342 ± 0 6.206 5.746/6.711 6.297 ± 0.6621
ea17 1342 1342/1342 1342 ± 0 6.449 5.836/7.059 6.411 ± 0.6779
ea18 1342 1342/1342 1342 ± 0 6.581 6.015/7.219 6.591 ± 0.6486
ea19 1342 1342/1342 1342 ± 0 6.057 5.52/6.541 6.057 ± 0.5781
ea20 1342 1342/1342 1342 ± 0 6.066 5.586/6.643 6.086 ± 0.5934
ea21 1342 1342/1342 1342 ± 0 5.539 5.202/5.969 5.638 ± 0.4873
ea22 1342 1342/1342 1342 ± 0 6.945 6.761/7.389 7.064 ± 0.3796
ea23 1342 1342/1342 1342 ± 0 6.177 5.541/6.324 6.115 ± 0.623
ea24 1342 1342/1342 1342 ± 0 6.239 5.51/6.646 6.078 ± 0.5814
ea25 1342 1342/1342 1342 ± 0 6.492 5.737/7.009 6.487 ± 0.7808
ea27 1342 1342/1342 1342 ± 0 6.108 5.455/6.506 6 ± 0.6293
ea28 1342 1342/1342 1342 ± 0 6.456 5.877/6.983 6.454 ± 0.6251
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 ± 0.00002402 5.6 5.405/5.75 5.579 ± 0.2359
4 1342 1342/1342 1342 ± 0.00002405 5.383 5.173/5.81 5.47 ± 0.3634
5 1342 1342/1342 1342 ± 0.00002403 5.447 5.277/5.692 5.492 ± 0.3434
6 1342 1342/1342 1342 ± 0.00002402 5.437 5.215/5.749 5.476 ± 0.3176
7 1342 1342/1342 1342 ± 0.00002402 5.562 5.431/5.726 5.564 ± 0.2179
8 1342 1342/1342 1342 ± 0.00002402 5.488 5.333/5.734 5.494 ± 0.2578
9 1342 1342/1342 1342 ± 0.00002402 5.738 5.64/5.969 5.767 ± 0.2849
10 1342 1342/1342 1342 ± 0.00002356 6.185 6.032/6.406 6.181 ± 0.267
11 1342 1342/1342 1342 ± 0.00002356 6.45 6.199/6.555 6.402 ± 0.2863
12 1342 1342/1342 1342 ± 0.00002356 6.551 6.287/6.702 6.548 ± 0.3183
13 1342 1342/1342 1342 ± 0.00002356 7.021 6.793/7.191 6.981 ± 0.3298
14 1342 1342/1342 1342 ± 0.00002356 7.267 6.95/7.514 7.21 ± 0.3527
15 1342 1342/1342 1342 ± 0.00002356 6.984 6.723/7.317 6.946 ± 0.378
16 1342 1342/1342 1342 ± 0.00002356 6.264 6.069/6.702 6.311 ± 0.403
17 1342 1342/1342 1342 ± 0.00002356 6.338 6.083/6.564 6.287 ± 0.3897
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2025-07-24 11:42:23.505
End
2025-07-24 12:42:21.585
Duration
0:59:58.080
Note, WebLog generation is not included in the time.

CASA logs for stage 8