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

Statwt Summary Plot

VLASS3.2.sb45544419.eb45877457.60435.173042256945_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 5.499 5.187/6.24 5.466 ± 0.9756
ea02 1342 1342/1342 1342 ± 0.00004177 5.58 5.206/6.508 5.535 ± 0.9869
ea03 1342 1342/1342 1342 ± 0.000002929 5.3 5.187/6.044 5.538 ± 0.7761
ea04 1342 1342/1342 1342 ± 0.00004708 5.033 4.579/5.961 5.086 ± 0.811
ea05 1342 1342/1342 1342 ± 0.00004925 5.281 5.022/6.371 5.378 ± 0.9749
ea06 1342 1342/1342 1342 ± 0.00002215 4.91 4.716/5.939 5.076 ± 0.7781
ea07 1342 1342/1342 1342 ± 0.00004157 5.129 4.991/6.302 5.348 ± 0.969
ea08 1342 1342/1342 1342 ± 0.00002746 5.739 5.202/6.856 5.758 ± 1.099
ea09 1342 1342/1342 1342 ± 0.00004513 5.14 4.792/5.909 5.184 ± 0.8734
ea10 1342 1342/1342 1342 ± 0.00004404 4.958 4.57/5.908 4.972 ± 0.8583
ea11 1342 1342/1342 1342 ± 0.00005216 5.171 4.452/6.068 5.056 ± 0.9724
ea13 1342 1342/1342 1342 ± 0.000009084 5.369 5.07/6.199 5.455 ± 0.6807
ea14 1342 1342/1342 1342 ± 0.00004745 5.406 5.077/6.536 5.512 ± 1.001
ea15 1342 1342/1342 1342 ± 0.00004976 5.511 5.205/6.685 5.597 ± 1.026
ea16 1342 1342/1342 1342 ± 0.00002126 5.663 5.269/6.505 5.617 ± 0.9327
ea17 1342 1342/1342 1342 ± 0.00004205 5.619 5.192/6.652 5.634 ± 1.098
ea18 1342 1342/1342 1342 ± 0.00001861 5.757 5.437/6.88 5.825 ± 1.105
ea19 1342 1342/1342 1342 ± 0.00003761 5.265 4.913/6.326 5.343 ± 0.9123
ea20 1342 1342/1342 1342 ± 0.0000258 5.207 5.122/6.077 5.404 ± 0.7323
ea21 1342 1342/1342 1342 ± 0.000006091 5.13 4.884/5.654 5.14 ± 0.6326
ea22 1342 1342/1342 1342 ± 0.00003661 5.576 5.07/6.524 5.552 ± 1.028
ea23 1342 1342/1342 1342 ± 0.00004552 5.532 5.09/6.421 5.487 ± 0.9932
ea24 1342 1342/1342 1342 ± 0 5.119 5.031/6.426 5.486 ± 0.7683
ea25 1342 1342/1342 1342 ± 0.00001313 5.718 5.266/6.682 5.902 ± 0.8805
ea27 1342 1342/1342 1342 ± 0.00001591 5.099 4.693/6.171 5.243 ± 0.905
ea28 1342 1342/1342 1342 ± 0.000002674 5.681 5.569/6.407 5.88 ± 0.8137
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 ± 0.00002351 5.148 4.917/5.249 5.098 ± 0.2777
5 1342 1342/1342 1342 ± 0.00003131 5.186 4.997/5.478 5.217 ± 0.3633
6 1342 1342/1342 1342 ± 0.00002351 5.126 5.019/5.409 5.191 ± 0.2748
7 1342 1342/1342 1342 ± 0.00002351 5.232 5.096/5.425 5.228 ± 0.2576
8 1342 1342/1342 1342 ± 0.00002351 5.193 5.034/5.499 5.228 ± 0.2801
9 1342 1342/1342 1342 ± 0.00002351 5.412 5.264/5.72 5.451 ± 0.3073
10 1342 1342/1342 1342 ± 0.00002392 6.143 5.952/6.312 6.102 ± 0.2989
11 1342 1342/1342 1342 ± 0.00002348 6.42 6.239/6.54 6.395 ± 0.2809
12 1342 1342/1342 1342 ± 0.00002348 6.579 6.358/6.777 6.564 ± 0.3259
13 1342 1342/1342 1342 ± 0.00002355 6.655 6.36/6.888 6.641 ± 0.4023
14 1342 1342/1342 1342 ± 0.00005024 4.866 4.511/5.368 5.038 ± 0.6919
15 1342 1342/1342 1342 ± 0.00002348 6.424 5.975/6.836 6.383 ± 0.5166
16 1342 1342/1342 1342 ± 0.0000606 3.779 3.659/4.121 3.916 ± 0.3909
17 1342 1342/1342 1342 ± 0.00006052 3.652 3.484/3.976 3.743 ± 0.3402
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS3.2.sb45544419.eb45877457.60435.173042256945_split_split.ms
datacolumn
residual_data
Start time
2025-07-19 19:54:08.438
End
2025-07-19 20:54:34.270
Duration
1:00:25.832
Note, WebLog generation is not included in the time.

CASA logs for stage 8