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

Statwt Summary Plot

VLASS3.2.sb45478884.eb45758950.60430.75354622686_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 5.831 5.309/6.25 5.794 ± 0.5504
ea02 1342 1342/1342 1342 ± 0.00002402 6.294 5.492/6.476 6.127 ± 0.697
ea03 1342 1342/1342 1342 ± 0 6.076 5.418/6.683 6.074 ± 0.7047
ea04 1342 1342/1342 1342 ± 0.000006889 5.646 5.238/6.163 5.691 ± 0.6173
ea05 1342 1342/1342 1342 ± 0.00001679 5.779 5.654/6.538 6.037 ± 0.6407
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.14 5.324/6.333 6.009 ± 0.6693
ea08 1342 1342/1342 1342 ± 0 6.488 5.653/6.81 6.352 ± 0.6454
ea09 1342 1342/1342 1342 ± 0.000004322 5.843 5.173/6.461 5.819 ± 0.6471
ea10 1342 1342/1342 1342 ± 0 5.56 5.096/6.135 5.655 ± 0.5804
ea11 1342 1342/1342 1342 ± 0.00002621 5.376 5.059/6.174 5.581 ± 0.6979
ea12 1342 1342/1342 1342 ± 0 5.524 5.356/6.387 5.76 ± 0.6283
ea13 1342 1342/1342 1342 ± 0 6 5.454/6.237 5.957 ± 0.5379
ea14 1342 1342/1342 1342 ± 0.00001039 6.04 5.566/6.668 6.107 ± 0.6235
ea15 1342 1342/1342 1342 ± 0.00002362 6.155 5.495/6.535 6.11 ± 0.673
ea16 1342 1342/1342 1342 ± 0 5.936 5.574/6.741 6.128 ± 0.702
ea17 1342 1342/1342 1342 ± 0 6.262 5.706/7.079 6.261 ± 0.7605
ea18 1342 1342/1342 1342 ± 0 6.561 5.815/7.09 6.455 ± 0.6615
ea19 1342 1342/1342 1342 ± 0 5.767 5.323/6.502 5.922 ± 0.5993
ea20 1342 1342/1342 1342 ± 0 6.316 5.994/7.078 6.484 ± 0.6316
ea21 1342 1342/1342 1342 ± 0 5.445 5.112/6.061 5.599 ± 0.5539
ea22 1342 1342/1342 1342 ± 0 6.54 5.711/6.991 6.384 ± 0.7079
ea23 1342 1342/1342 1342 ± 0.000001353 5.954 5.695/6.406 6.124 ± 0.6484
ea24 1342 1342/1342 1342 ± 0 6.011 5.144/6.386 5.8 ± 0.6162
ea25 1342 1342/1342 1342 ± 0 6.533 5.65/6.89 6.437 ± 0.788
ea27 1342 1342/1342 1342 ± 0 5.749 5.403/6.531 5.927 ± 0.6154
ea28 1342 1342/1342 1342 ± 0 6.266 5.656/6.869 6.227 ± 0.6621
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 ± 0.00002377 5.441 5.323/5.586 5.448 ± 0.2228
4 1342 1342/1342 1342 ± 0.00004152 5.247 4.847/5.416 5.158 ± 0.3978
5 1342 1342/1342 1342 ± 0.00002918 5.124 4.941/5.469 5.17 ± 0.3575
6 1342 1342/1342 1342 ± 0.00002377 5.228 5.076/5.478 5.269 ± 0.2804
7 1342 1342/1342 1342 ± 0.00002377 5.409 5.236/5.565 5.398 ± 0.2291
8 1342 1342/1342 1342 ± 0.00002377 5.364 5.176/5.555 5.37 ± 0.2633
9 1342 1342/1342 1342 ± 0.00002377 5.698 5.521/5.939 5.705 ± 0.2842
10 1342 1342/1342 1342 ± 0.00002377 6.158 6.007/6.279 6.149 ± 0.2412
11 1342 1342/1342 1342 ± 0.00002377 6.43 6.203/6.563 6.388 ± 0.2596
12 1342 1342/1342 1342 ± 0.00002377 6.468 6.252/6.735 6.536 ± 0.2993
13 1342 1342/1342 1342 ± 0.00002351 7.04 6.651/7.227 6.96 ± 0.3271
14 1342 1342/1342 1342 ± 0.00002377 7.149 6.85/7.39 7.105 ± 0.3288
15 1342 1342/1342 1342 ± 0.00002377 6.723 6.517/7.073 6.755 ± 0.3603
16 1342 1342/1342 1342 ± 0.00003248 6.038 5.684/6.402 6.032 ± 0.4127
17 1342 1342/1342 1342 ± 0.00003022 6.003 5.741/6.328 6.003 ± 0.3845
vis
VLASS3.2.sb45478884.eb45758950.60430.75354622686_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-07-18 09:28:19.075
End
2025-07-18 10:19:58.794
Duration
0:51:39.719
Note, WebLog generation is not included in the time.

CASA logs for stage 8