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

Statwt Summary Plot

VLASS3.2.sb45490828.eb46106518.60453.38273079861_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 5.806 5.603/6.73 6.134 ± 0.5817
ea02 1342 1342/1342 1342 ± 0.000006043 6.019 5.823/6.501 6.267 ± 0.5873
ea03 1342 1342/1342 1342 ± 0 6.186 5.567/6.871 6.257 ± 0.6993
ea04 1342 1342/1342 1342 ± 0.000003959 5.529 5.306/6.222 5.734 ± 0.5089
ea05 1342 1342/1342 1342 ± 0.0000122 5.772 5.453/6.662 6.029 ± 0.6082
ea06 1342 1342/1342 1342 ± 0.000005711 5.72 5.302/6.247 5.863 ± 0.6118
ea07 1342 1342/1342 1342 ± 0 5.934 5.474/6.455 6.117 ± 0.6888
ea08 1342 1342/1342 1342 ± 0 6.241 5.835/6.914 6.449 ± 0.651
ea09 1342 1342/1342 1342 ± 0 5.656 5.227/6.376 5.768 ± 0.5867
ea10 1342 1342/1342 1342 ± 0 5.588 5.353/6.365 5.816 ± 0.5861
ea11 1342 1342/1342 1342 ± 0.00003608 5.878 5.087/6.553 5.871 ± 0.6865
ea12 1342 1342/1342 1342 ± 0.00002676 5.576 5.432/6.358 5.848 ± 0.5355
ea14 1342 1342/1342 1342 ± 0 5.929 5.618/6.586 6.123 ± 0.5427
ea15 1342 1342/1342 1342 ± 0.00002689 5.854 5.634/6.727 6.16 ± 0.6662
ea16 1342 1342/1342 1342 ± 0.000001617 6.01 5.839/6.79 6.288 ± 0.6712
ea17 1342 1342/1342 1342 ± 0 6.051 5.853/7.152 6.359 ± 0.6687
ea18 1342 1342/1342 1342 ± 0 6.523 6.051/7.245 6.645 ± 0.6637
ea19 1342 1342/1342 1342 ± 0.0000327 5.884 5.727/6.82 6.195 ± 0.5821
ea20 1342 1342/1342 1342 ± 0 6.175 5.942/7.066 6.465 ± 0.6099
ea21 1342 1342/1342 1342 ± 0 5.462 5.194/6.016 5.662 ± 0.5175
ea22 1342 1342/1342 1342 ± 0 5.723 5.478/6.46 5.905 ± 0.5504
ea23 1342 1342/1342 1342 ± 0 5.874 5.548/6.583 6.108 ± 0.6546
ea24 1342 1342/1342 1342 ± 0 6.181 5.313/6.672 6.016 ± 0.6722
ea25 1342 1342/1342 1342 ± 0 6.519 5.803/7.041 6.562 ± 0.7949
ea27 1342 1342/1342 1342 ± 0.000001143 5.689 5.523/6.595 5.981 ± 0.6128
ea28 1342 1342/1342 1342 ± 0 6.381 5.817/7.068 6.435 ± 0.6476
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 ± 0.00002348 5.586 5.432/5.808 5.617 ± 0.2634
5 1342 1342/1342 1342 ± 0.00002348 5.46 5.182/5.644 5.452 ± 0.2776
6 1342 1342/1342 1342 ± 0.00002348 5.561 5.34/5.781 5.539 ± 0.2599
7 1342 1342/1342 1342 ± 0.00002348 5.622 5.364/5.79 5.574 ± 0.2372
8 1342 1342/1342 1342 ± 0.00002348 5.553 5.198/5.665 5.499 ± 0.2792
9 1342 1342/1342 1342 ± 0.00002348 5.831 5.64/5.946 5.791 ± 0.2817
10 1342 1342/1342 1342 ± 0.00002348 6.278 6.143/6.37 6.258 ± 0.2584
11 1342 1342/1342 1342 ± 0.00002348 6.504 6.228/6.681 6.492 ± 0.276
12 1342 1342/1342 1342 ± 0.00002348 6.672 6.453/6.871 6.669 ± 0.3097
13 1342 1342/1342 1342 ± 0.00002348 7.182 6.837/7.387 7.134 ± 0.3335
14 1342 1342/1342 1342 ± 0.00002348 6.996 6.744/7.416 7.092 ± 0.4295
15 1342 1342/1342 1342 ± 0.00002348 6.986 6.585/7.214 6.903 ± 0.3467
16 1342 1342/1342 1342 ± 0.0000382 5.722 5.523/6.135 5.83 ± 0.4075
17 1342 1342/1342 1342 ± 0.00004009 5.718 5.516/6.104 5.797 ± 0.3703
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS3.2.sb45490828.eb46106518.60453.38273079861_split_split.ms
Start time
2025-07-31 04:09:07.470
End
2025-07-31 05:19:07.211
Duration
1:09:59.742
Note, WebLog generation is not included in the time.

CASA logs for stage 8