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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.004 5.63/6.848 6.099 ± 0.8429
ea02 1342 1342/1342 1342 ± 0 6.181 5.587/6.587 6.102 ± 0.7991
ea03 1342 1342/1342 1342 ± 0 6.11 5.473/6.711 6.138 ± 0.7002
ea04 1342 1342/1342 1342 ± 0.000002249 5.628 5.172/6.08 5.596 ± 0.7501
ea05 1342 1342/1342 1342 ± 0 5.893 5.301/6.436 5.881 ± 0.7844
ea06 1342 1342/1342 1342 ± 0 6.015 5.19/6.145 5.8 ± 0.6249
ea07 1342 1342/1342 1342 ± 0 5.938 5.325/6.481 5.912 ± 0.788
ea08 1342 1342/1342 1342 ± 0 6.659 5.676/6.842 6.394 ± 0.6972
ea09 1342 1342/1342 1342 ± 0 5.664 5.15/6.402 5.702 ± 0.8798
ea10 1342 1342/1342 1342 ± 0 5.657 5.09/6.112 5.59 ± 0.7791
ea11 1342 1342/1342 1342 ± 0 5.622 5.273/6.371 5.7 ± 0.7794
ea12 1342 1342/1342 1342 ± 0 5.544 5.31/6.145 5.661 ± 0.7262
ea13 1342 1342/1342 1342 ± 0 6.185 5.481/6.332 6.001 ± 0.5522
ea14 1342 1342/1342 1342 ± 0 6.122 5.622/6.534 6.025 ± 0.8151
ea15 1342 1342/1342 1342 ± 0 6.74 6.685/7.32 6.924 ± 0.4115
ea17 1342 1342/1342 1342 ± 0 6.221 5.759/6.878 6.204 ± 0.8957
ea18 1342 1342/1342 1342 ± 0 6.449 5.863/7.074 6.415 ± 0.6868
ea19 1342 1342/1342 1342 ± 0 5.981 5.541/6.51 5.967 ± 0.7541
ea20 1342 1342/1342 1342 ± 0 6.405 5.88/6.977 6.409 ± 0.7922
ea21 1342 1342/1342 1342 ± 0 5.394 5.167/5.915 5.461 ± 0.6852
ea22 1342 1342/1342 1342 ± 0 6.516 5.558/6.876 6.274 ± 0.7883
ea23 1342 1342/1342 1342 ± 0 6.025 5.498/6.306 5.908 ± 0.8584
ea24 1342 1342/1342 1342 ± 0 6.046 5.196/6.405 5.842 ± 0.6187
ea25 1342 1342/1342 1342 ± 0 6.356 5.707/6.958 6.368 ± 0.8389
ea27 1342 1342/1342 1342 ± 0 5.649 5.24/6.326 5.66 ± 0.7843
ea28 1342 1342/1342 1342 ± 0 6.473 5.784/7.049 6.4 ± 0.7439
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 ± 0.00002392 5.502 5.373/5.657 5.521 ± 0.2366
3 1342 1342/1342 1342 ± 0.00002637 4 3.604/4.751 4.164 ± 0.6442
4 1342 1342/1342 1342 ± 0.00002489 5.295 5.166/5.695 5.396 ± 0.3255
5 1342 1342/1342 1342 ± 0.00002446 5.218 5.042/5.418 5.242 ± 0.2752
6 1342 1342/1342 1342 ± 0.00002392 5.352 5.084/5.597 5.357 ± 0.3006
7 1342 1342/1342 1342 ± 0.00002392 5.513 5.367/5.723 5.528 ± 0.2395
8 1342 1342/1342 1342 ± 0.00002392 5.47 5.191/5.651 5.458 ± 0.2797
9 1342 1342/1342 1342 ± 0.00002392 5.734 5.544/5.942 5.751 ± 0.2763
10 1342 1342/1342 1342 ± 0.00002348 6.225 6.058/6.326 6.213 ± 0.2624
11 1342 1342/1342 1342 ± 0.00002348 6.405 6.202/6.653 6.416 ± 0.2701
12 1342 1342/1342 1342 ± 0.00002348 6.509 6.293/6.744 6.55 ± 0.3216
13 1342 1342/1342 1342 ± 0.00002348 7.044 6.687/7.253 7.004 ± 0.3354
14 1342 1342/1342 1342 ± 0.00002348 7.237 6.905/7.518 7.181 ± 0.3412
15 1342 1342/1342 1342 ± 0.00002348 6.863 6.569/7.26 6.877 ± 0.3833
16 1342 1342/1342 1342 ± 0.00002348 6.362 6.038/6.79 6.365 ± 0.4242
17 1342 1342/1342 1342 ± 0.00002348 6.315 6.015/6.689 6.301 ± 0.4132
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2025-08-07 04:05:43.638
End
2025-08-07 04:31:58.528
Duration
0:26:14.891
Note, WebLog generation is not included in the time.

CASA logs for stage 8