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 5.915 5.509/6.291 5.958 ± 0.5679
ea02 1342 1342/1342 1342 ± 0 6.416 5.801/6.681 6.387 ± 0.6298
ea03 1342 1342/1342 1342 ± 0.000001562 6.134 5.471/6.723 6.178 ± 0.7043
ea04 1342 1342/1342 1342 ± 0 5.811 5.345/6.249 5.843 ± 0.5638
ea05 1342 1342/1342 1342 ± 0 5.996 5.594/6.832 6.147 ± 0.6574
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.174 5.41/6.62 6.113 ± 0.7215
ea08 1342 1342/1342 1342 ± 0 6.631 5.865/6.862 6.463 ± 0.6487
ea09 1342 1342/1342 1342 ± 0 5.773 5.259/6.428 5.89 ± 0.629
ea10 1342 1342/1342 1342 ± 0 5.853 5.319/6.261 5.823 ± 0.555
ea11 1342 1342/1342 1342 ± 0.00000157 5.469 5.287/6.299 5.748 ± 0.6322
ea12 1342 1342/1342 1342 ± 0 5.688 5.508/6.416 5.946 ± 0.5688
ea13 1342 1342/1342 1342 ± 0 6.206 5.649/6.415 6.154 ± 0.6029
ea14 1342 1342/1342 1342 ± 0 6.286 5.809/6.712 6.351 ± 0.5436
ea15 1342 1342/1342 1342 ± 0 5.889 5.215/6.256 5.861 ± 0.6831
ea16 1342 1342/1342 1342 ± 0 6.12 5.723/6.708 6.279 ± 0.6874
ea17 1342 1342/1342 1342 ± 0 6.386 5.91/7.109 6.485 ± 0.6921
ea18 1342 1342/1342 1342 ± 0 6.589 6.041/7.327 6.656 ± 0.6819
ea19 1342 1342/1342 1342 ± 0 6.124 5.511/6.648 6.12 ± 0.6042
ea20 1342 1342/1342 1342 ± 0 6.18 5.598/6.672 6.173 ± 0.6078
ea21 1342 1342/1342 1342 ± 0 5.368 5.01/5.767 5.467 ± 0.4957
ea22 1342 1342/1342 1342 ± 0 7.113 6.855/7.522 7.196 ± 0.4008
ea23 1342 1342/1342 1342 ± 0 6.215 5.584/6.323 6.118 ± 0.635
ea24 1342 1342/1342 1342 ± 0 6.197 5.267/6.63 5.961 ± 0.7437
ea25 1342 1342/1342 1342 ± 0 6.376 5.645/6.98 6.43 ± 0.7804
ea27 1342 1342/1342 1342 ± 0 6.064 5.395/6.491 5.979 ± 0.6363
ea28 1342 1342/1342 1342 ± 0 6.342 5.724/6.943 6.402 ± 0.6772
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 ± 0.00002431 5.578 5.433/5.771 5.571 ± 0.2744
4 1342 1342/1342 1342 ± 0.00002453 5.497 5.222/5.724 5.5 ± 0.3836
5 1342 1342/1342 1342 ± 0.00002428 5.457 5.245/5.654 5.465 ± 0.3025
6 1342 1342/1342 1342 ± 0.00002428 5.437 5.253/5.698 5.441 ± 0.2795
7 1342 1342/1342 1342 ± 0.00002428 5.574 5.4/5.662 5.532 ± 0.2335
8 1342 1342/1342 1342 ± 0.00002428 5.423 5.223/5.647 5.441 ± 0.2657
9 1342 1342/1342 1342 ± 0.00002428 5.761 5.59/5.913 5.737 ± 0.2888
10 1342 1342/1342 1342 ± 0.00002382 6.176 6.022/6.345 6.178 ± 0.2631
11 1342 1342/1342 1342 ± 0.00002382 6.406 6.256/6.599 6.404 ± 0.2777
12 1342 1342/1342 1342 ± 0.00002382 6.587 6.324/6.761 6.577 ± 0.3323
13 1342 1342/1342 1342 ± 0.00002382 7.098 6.842/7.271 7.061 ± 0.3285
14 1342 1342/1342 1342 ± 0.00002382 7.349 7.044/7.572 7.29 ± 0.3564
15 1342 1342/1342 1342 ± 0.00002382 7.021 6.79/7.368 7.01 ± 0.3839
16 1342 1342/1342 1342 ± 0.00002382 6.282 6.041/6.687 6.354 ± 0.4234
17 1342 1342/1342 1342 ± 0.00002382 6.292 6.13/6.608 6.298 ± 0.4044
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-07-24 08:15:28.044
End
2025-07-24 09:31:20.852
Duration
1:15:52.809
Note, WebLog generation is not included in the time.

CASA logs for stage 8