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

Statwt Summary Plot

VLASS3.2.sb45663667.eb45887130.60436.11477922453_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 5.871 5.391/6.416 5.936 ± 0.6677
ea02 1342 1342/1342 1342 ± 0 5.972 5.363/6.329 5.962 ± 0.696
ea03 1342 1342/1342 1342 ± 0.00000537 5.898 5.187/6.541 5.876 ± 0.7482
ea04 1342 1342/1342 1342 ± 0 5.259 4.791/5.673 5.258 ± 0.6055
ea05 1342 1342/1342 1342 ± 0.000001898 5.699 5.156/6.365 5.744 ± 0.7564
ea06 1342 1342/1342 1342 ± 0 5.806 4.815/5.871 5.505 ± 0.6143
ea07 1342 1342/1342 1342 ± 0 5.722 5.007/6.215 5.724 ± 0.7369
ea08 1342 1342/1342 1342 ± 0 6.24 5.479/6.643 6.191 ± 0.6934
ea09 1342 1342/1342 1342 ± 0 5.671 5.013/6.399 5.694 ± 0.7167
ea10 1342 1342/1342 1342 ± 0 5.382 4.795/5.887 5.342 ± 0.6413
ea11 1342 1342/1342 1342 ± 0.000001338 5.319 4.881/6.176 5.445 ± 0.7439
ea12 1342 1342/1342 1342 ± 0.000002676 5.376 4.991/5.992 5.521 ± 0.6729
ea13 1342 1342/1342 1342 ± 0 5.604 5.244/6.122 5.639 ± 0.6736
ea14 1342 1342/1342 1342 ± 0.000004013 5.899 5.327/6.376 5.85 ± 0.7516
ea15 1342 1342/1342 1342 ± 0 6.094 5.435/6.494 5.993 ± 0.7255
ea16 1342 1342/1342 1342 ± 0 5.941 5.484/6.561 6.028 ± 0.7739
ea17 1342 1342/1342 1342 ± 0 5.911 5.52/6.673 6.095 ± 0.7661
ea18 1342 1342/1342 1342 ± 0 6.157 5.614/6.787 6.217 ± 0.733
ea19 1342 1342/1342 1342 ± 0 5.656 5.152/6.263 5.726 ± 0.6807
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.248 4.916/5.728 5.349 ± 0.4963
ea22 1342 1342/1342 1342 ± 0 5.919 5.397/6.413 5.96 ± 0.6914
ea23 1342 1342/1342 1342 ± 0.000001338 5.959 5.27/6.274 5.864 ± 0.7964
ea24 1342 1342/1342 1342 ± 0 6.041 4.99/6.481 5.745 ± 0.778
ea25 1342 1342/1342 1342 ± 0 6.306 5.483/6.765 6.22 ± 0.7985
ea27 1342 1342/1342 1342 ± 0 5.673 5.066/6.355 5.728 ± 0.7173
ea28 1342 1342/1342 1342 ± 0 6.196 5.523/6.811 6.074 ± 0.7518
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 ± 0.00002352 5.215 5.021/5.407 5.204 ± 0.2604
3 1342 1342/1342 1342 ± 0.00002701 4.669 4.328/4.898 4.657 ± 0.4246
4 1342 1342/1342 1342 ± 0.00002352 5.021 4.759/5.298 5.01 ± 0.3537
5 1342 1342/1342 1342 ± 0.00002352 5.175 4.954/5.473 5.217 ± 0.2996
6 1342 1342/1342 1342 ± 0.00002352 5.11 4.81/5.265 5.063 ± 0.2924
7 1342 1342/1342 1342 ± 0.00002352 5.29 5.169/5.475 5.264 ± 0.2446
8 1342 1342/1342 1342 ± 0.00002352 5.197 5.052/5.441 5.22 ± 0.271
9 1342 1342/1342 1342 ± 0.00002352 5.566 5.396/5.769 5.558 ± 0.2799
10 1342 1342/1342 1342 ± 0.00002352 6.093 5.903/6.196 6.026 ± 0.2535
11 1342 1342/1342 1342 ± 0.00002352 6.295 6.13/6.445 6.243 ± 0.2733
12 1342 1342/1342 1342 ± 0.00002352 6.438 6.164/6.565 6.384 ± 0.3292
13 1342 1342/1342 1342 ± 0.00002352 6.821 6.591/7.109 6.809 ± 0.3417
14 1342 1342/1342 1342 ± 0.00002352 7.058 6.74/7.194 6.963 ± 0.3685
15 1342 1342/1342 1342 ± 0.00002352 6.755 6.417/7.034 6.704 ± 0.381
16 1342 1342/1342 1342 ± 0.00002354 6.109 5.875/6.35 6.101 ± 0.3883
17 1342 1342/1342 1342 ± 0.00002352 6.183 5.838/6.289 6.059 ± 0.3789
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS3.2.sb45663667.eb45887130.60436.11477922453_split_split.ms
datacolumn
residual_data
Start time
2025-07-25 07:42:58.800
End
2025-07-25 08:26:48.043
Duration
0:43:49.243
Note, WebLog generation is not included in the time.

CASA logs for stage 8