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

Statwt Summary Plot

VLASS3.2.sb45458712.eb46169388.60476.06293818287_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 5.45 5.257/6.446 5.787 ± 0.69
ea02 1342 1342/1342 1342 ± 0.00004125 5.774 5.338/6.442 5.825 ± 0.6486
ea03 1342 1342/1342 1342 ± 0 5.223 4.961/6.284 5.672 ± 0.79
ea04 1342 1342/1342 1342 ± 0.00004212 5.378 4.94/6.2 5.552 ± 0.6592
ea05 1342 1342/1342 1342 ± 0.00004668 5.559 5.091/6.38 5.733 ± 0.7552
ea06 1342 1342/1342 1342 ± 0.000001657 5.15 4.698/5.807 5.317 ± 0.67
ea07 1342 1342/1342 1342 ± 0.00003965 5.518 5.014/6.27 5.606 ± 0.679
ea08 1342 1342/1342 1342 ± 0.0000427 6.019 5.454/6.626 5.967 ± 0.7163
ea09 1342 1342/1342 1342 ± 0.00004029 4.865 4.689/5.611 5.173 ± 0.5885
ea10 1342 1342/1342 1342 ± 0.00004362 4.75 4.536/5.418 4.894 ± 0.4474
ea11 1342 1342/1342 1342 ± 0.00004278 5.761 4.829/6.653 5.741 ± 0.8666
ea12 1342 1342/1342 1342 ± 0.00003802 5.3 4.825/6.151 5.467 ± 0.6697
ea14 1342 1342/1342 1342 ± 0.00004194 5.916 5.207/6.48 5.789 ± 0.7309
ea15 1342 1342/1342 1342 ± 0.0000431 5.512 4.959/6.31 5.647 ± 0.8347
ea16 1342 1342/1342 1342 ± 0.00000199 5.592 5.247/6.256 5.747 ± 0.6947
ea17 1342 1342/1342 1342 ± 0.00004046 5.955 5.24/6.711 6.052 ± 0.7876
ea18 1342 1342/1342 1342 ± 0.00004238 5.773 5.345/6.515 5.914 ± 0.7181
ea19 1342 1342/1342 1342 ± 0.00001912 5.408 5.145/6.431 5.645 ± 0.7404
ea20 1342 1342/1342 1342 ± 0.000009003 5.502 5.214/6.214 5.77 ± 0.6708
ea21 1342 1342/1342 1342 ± 0 5.011 4.758/5.733 5.246 ± 0.5644
ea22 1342 1342/1342 1342 ± 0.00004073 5.647 5.174/6.373 5.758 ± 0.6662
ea23 1342 1342/1342 1342 ± 0.00004148 5.924 5.098/6.511 5.853 ± 0.7539
ea24 1342 1342/1342 1342 ± 0 5.237 4.746/5.966 5.368 ± 0.6081
ea25 1342 1342/1342 1342 ± 0.000001657 5.84 5.327/6.642 6.087 ± 0.8772
ea27 1342 1342/1342 1342 ± 0.000001149 5.212 4.794/6.171 5.404 ± 0.7748
ea28 1342 1342/1342 1342 ± 0.000001172 5.411 5.129/6.298 5.734 ± 0.7144
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 ± 0.00002354 5.098 4.788/5.311 5.055 ± 0.286
5 1342 1342/1342 1342 ± 0.00002747 5.007 4.844/5.312 5.078 ± 0.3054
6 1342 1342/1342 1342 ± 0.00002348 4.901 4.787/5.226 4.986 ± 0.3026
7 1342 1342/1342 1342 ± 0.00002348 5.216 5.021/5.436 5.178 ± 0.2878
8 1342 1342/1342 1342 ± 0.00002348 5.186 4.955/5.453 5.179 ± 0.3408
9 1342 1342/1342 1342 ± 0.00002348 5.498 5.28/5.827 5.498 ± 0.3513
10 1342 1342/1342 1342 ± 0.00002348 5.94 5.741/6.266 5.964 ± 0.3354
11 1342 1342/1342 1342 ± 0.00002348 6.245 6.074/6.492 6.243 ± 0.3312
12 1342 1342/1342 1342 ± 0.00002348 6.447 6.199/6.636 6.392 ± 0.363
13 1342 1342/1342 1342 ± 0.00002392 6.931 6.737/7.088 6.868 ± 0.3356
14 1342 1342/1342 1342 ± 0.00002392 6.497 6.237/6.879 6.592 ± 0.4358
15 1342 1342/1342 1342 ± 0.00002353 6.279 6.064/6.473 6.209 ± 0.3953
16 1342 1342/1342 1342 ± 0.00005991 4.796 4.621/5.052 4.841 ± 0.353
17 1342 1342/1342 1342 ± 0.00006071 4.882 4.706/5.099 4.904 ± 0.318
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS3.2.sb45458712.eb46169388.60476.06293818287_split_split.ms
Start time
2025-07-26 21:53:41.850
End
2025-07-26 23:06:30.719
Duration
1:12:48.870
Note, WebLog generation is not included in the time.

CASA logs for stage 8