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

Statwt Summary Plot

VLASS3.2.sb45665927.eb46086746.60447.529309328704_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 6.304 5.653/6.714 6.238 ± 0.6592
ea02 1342 1342/1342 1342 ± 0 5.884 5.131/6.085 5.761 ± 0.6172
ea03 1342 1342/1342 1342 ± 0 6.332 5.484/6.955 6.307 ± 0.7853
ea04 1342 1342/1342 1342 ± 0.000006845 5.803 5.176/6.214 5.755 ± 0.6241
ea05 1342 1342/1342 1342 ± 0 6.235 5.429/6.93 6.171 ± 0.7185
ea06 1342 1342/1342 1342 ± 0 6.363 5.289/6.558 6.053 ± 0.7259
ea07 1342 1342/1342 1342 ± 0 5.912 5.109/6.189 5.761 ± 0.7149
ea08 1342 1342/1342 1342 ± 0 5.931 4.877/6.099 5.653 ± 0.7088
ea09 1342 1342/1342 1342 ± 0 5.661 5.053/6.403 5.731 ± 0.6807
ea10 1342 1342/1342 1342 ± 0 5.875 5.211/6.32 5.791 ± 0.6207
ea11 1342 1342/1342 1342 ± 0 5.837 5.432/6.692 5.992 ± 0.7557
ea12 1342 1342/1342 1342 ± 0 5.824 5.366/6.472 5.913 ± 0.6464
ea13 1342 1342/1342 1342 ± 0 5.648 4.847/5.785 5.428 ± 0.5544
ea14 1342 1342/1342 1342 ± 0 6.274 5.724/6.779 6.29 ± 0.6093
ea15 1342 1342/1342 1342 ± 0 6.302 5.584/6.727 6.222 ± 0.7371
ea16 1342 1342/1342 1342 ± 0 6.438 5.785/6.975 6.445 ± 0.7418
ea17 1342 1342/1342 1342 ± 0 6.218 5.708/7.086 6.313 ± 0.7373
ea18 1342 1342/1342 1342 ± 0 6.18 5.66/6.449 6.074 ± 0.4843
ea19 1342 1342/1342 1342 ± 0 6.303 5.542/6.812 6.238 ± 0.6874
ea20 1342 1342/1342 1342 ± 0 6.305 5.675/6.849 6.237 ± 0.701
ea21 1342 1342/1342 1342 ± 0 5.628 5.078/6.018 5.597 ± 0.5772
ea22 1342 1342/1342 1342 ± 0 5.688 4.897/5.994 5.505 ± 0.6334
ea23 1342 1342/1342 1342 ± 0 6.255 5.517/6.481 6.149 ± 0.6922
ea24 1342 1342/1342 1342 ± 0 5.66 4.577/5.937 5.338 ± 0.692
ea25 1342 1342/1342 1342 ± 0 6.729 5.796/7.264 6.637 ± 0.8778
ea27 1342 1342/1342 1342 ± 0 6.245 5.36/6.693 6.088 ± 0.7034
ea28 1342 1342/1342 1342 ± 0 6.124 5.387/6.645 6.007 ± 0.686
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 ± 0.00002386 5.473 5.266/5.628 5.382 ± 0.3447
4 1342 1342/1342 1342 ± 0.00002424 5.195 4.976/5.461 5.232 ± 0.3516
5 1342 1342/1342 1342 ± 0.00002352 5.168 4.975/5.386 5.195 ± 0.3328
6 1342 1342/1342 1342 ± 0.00002352 5.067 4.86/5.345 5.124 ± 0.2837
7 1342 1342/1342 1342 ± 0.00002352 5.426 5.041/5.644 5.35 ± 0.3284
8 1342 1342/1342 1342 ± 0.00002334 5.387 5.124/5.645 5.345 ± 0.3652
9 1342 1342/1342 1342 ± 0.0000231 5.77 5.357/5.965 5.677 ± 0.3663
10 1342 1342/1342 1342 ± 0.0000231 6.217 5.835/6.379 6.137 ± 0.3216
11 1342 1342/1342 1342 ± 0.0000231 6.415 6.041/6.674 6.355 ± 0.3359
12 1342 1342/1342 1342 ± 0.0000231 6.486 6.092/6.812 6.492 ± 0.3921
13 1342 1342/1342 1342 ± 0.0000231 6.996 6.604/7.297 6.938 ± 0.4379
14 1342 1342/1342 1342 ± 0.0000231 7.155 6.773/7.399 7.105 ± 0.4327
15 1342 1342/1342 1342 ± 0.0000231 6.799 6.503/7.08 6.828 ± 0.4116
16 1342 1342/1342 1342 ± 0.0000231 6.266 5.96/6.535 6.278 ± 0.3746
17 1342 1342/1342 1342 ± 0.0000231 6.198 5.981/6.512 6.199 ± 0.3634
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
Start time
2025-07-29 05:17:59.341
End
2025-07-29 06:15:13.743
Duration
0:57:14.401
Note, WebLog generation is not included in the time.

CASA logs for stage 8