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 5.889 5.38/6.237 5.88 ± 0.5614
ea02 1342 1342/1342 1342 ± 0 6.356 5.652/6.584 6.252 ± 0.6369
ea03 1342 1342/1342 1342 ± 0 6.115 5.463/6.681 6.158 ± 0.6985
ea04 1342 1342/1342 1342 ± 0 5.673 5.308/6.06 5.737 ± 0.4934
ea05 1342 1342/1342 1342 ± 0.000002078 6.062 5.495/6.709 6.073 ± 0.6328
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.106 5.294/6.466 6.006 ± 0.6917
ea08 1342 1342/1342 1342 ± 0 6.529 5.816/6.828 6.416 ± 0.6272
ea09 1342 1342/1342 1342 ± 0 5.748 5.273/6.45 5.888 ± 0.628
ea10 1342 1342/1342 1342 ± 0 5.73 5.226/6.163 5.729 ± 0.5322
ea11 1342 1342/1342 1342 ± 0.000003598 5.402 5.216/6.198 5.647 ± 0.6025
ea12 1342 1342/1342 1342 ± 0 5.694 5.307/6.275 5.834 ± 0.5613
ea13 1342 1342/1342 1342 ± 0 6.139 5.769/6.416 6.189 ± 0.5208
ea14 1342 1342/1342 1342 ± 0 6.113 5.773/6.633 6.261 ± 0.5203
ea15 1342 1342/1342 1342 ± 0 6.146 5.553/6.553 6.139 ± 0.6896
ea16 1342 1342/1342 1342 ± 0 6.219 5.728/6.722 6.3 ± 0.6689
ea17 1342 1342/1342 1342 ± 0 6.452 5.831/7.068 6.414 ± 0.6882
ea18 1342 1342/1342 1342 ± 0 6.606 6.005/7.238 6.589 ± 0.6564
ea19 1342 1342/1342 1342 ± 0 6.069 5.515/6.532 6.051 ± 0.5857
ea20 1342 1342/1342 1342 ± 0 6.034 5.52/6.62 6.044 ± 0.6145
ea21 1342 1342/1342 1342 ± 0 5.535 5.207/5.988 5.642 ± 0.4931
ea22 1342 1342/1342 1342 ± 0 6.942 6.764/7.403 7.072 ± 0.3768
ea23 1342 1342/1342 1342 ± 0 6.188 5.543/6.337 6.114 ± 0.632
ea24 1342 1342/1342 1342 ± 0 6.261 5.49/6.684 6.09 ± 0.5868
ea25 1342 1342/1342 1342 ± 0 6.491 5.744/7.009 6.492 ± 0.7781
ea27 1342 1342/1342 1342 ± 0 6.117 5.438/6.526 6.008 ± 0.6293
ea28 1342 1342/1342 1342 ± 0 6.467 5.879/6.998 6.465 ± 0.6317
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 5.565 5.407/5.737 5.566 ± 0.2324
4 1342 1342/1342 1342 ± 0.00002409 5.404 5.177/5.774 5.459 ± 0.3608
5 1342 1342/1342 1342 ± 0.00002405 5.452 5.261/5.649 5.468 ± 0.2899
6 1342 1342/1342 1342 ± 0.00002402 5.392 5.163/5.699 5.413 ± 0.2894
7 1342 1342/1342 1342 ± 0.00002402 5.549 5.431/5.717 5.555 ± 0.2172
8 1342 1342/1342 1342 ± 0.00002402 5.494 5.328/5.658 5.488 ± 0.2556
9 1342 1342/1342 1342 ± 0.00002402 5.741 5.642/5.972 5.763 ± 0.2781
10 1342 1342/1342 1342 ± 0.00002357 6.196 6.049/6.356 6.186 ± 0.2604
11 1342 1342/1342 1342 ± 0.00002357 6.461 6.201/6.564 6.409 ± 0.2867
12 1342 1342/1342 1342 ± 0.00002357 6.528 6.293/6.717 6.555 ± 0.319
13 1342 1342/1342 1342 ± 0.00002357 7.04 6.799/7.212 6.991 ± 0.3305
14 1342 1342/1342 1342 ± 0.00002357 7.266 6.962/7.526 7.211 ± 0.3484
15 1342 1342/1342 1342 ± 0.00002357 6.994 6.713/7.305 6.947 ± 0.3708
16 1342 1342/1342 1342 ± 0.00002367 6.271 6.057/6.689 6.31 ± 0.3979
17 1342 1342/1342 1342 ± 0.00002357 6.339 6.098/6.547 6.285 ± 0.3808
overwrite_modelcol
False
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2025-07-24 13:19:08.373
End
2025-07-24 14:19:17.936
Duration
1:00:09.563
Note, WebLog generation is not included in the time.

CASA logs for stage 8