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

Statwt Summary Plot

VLASS3.2.sb45459544.eb46165741.60472.10038270833_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 5.472 5.258/6.475 5.748 ± 0.8343
ea02 1342 1342/1342 1342 ± 0.000002955 5.57 5.214/6.287 5.707 ± 0.8257
ea03 1342 1342/1342 1342 ± 0 5.528 5.074/6.523 5.689 ± 0.8679
ea04 1342 1342/1342 1342 ± 0.00004753 5.07 4.869/5.938 5.258 ± 0.8021
ea05 1342 1342/1342 1342 ± 0.00004092 5.269 5.037/6.341 5.527 ± 0.8947
ea06 1342 1342/1342 1342 ± 0 5.23 4.747/5.818 5.332 ± 0.7544
ea07 1342 1342/1342 1342 ± 0.000009606 5.078 4.907/6.148 5.423 ± 0.9753
ea08 1342 1342/1342 1342 ± 0 5.542 5.313/6.62 5.857 ± 0.8746
ea09 1342 1342/1342 1342 ± 0.00004142 4.937 4.707/6.108 5.223 ± 0.7856
ea10 1342 1342/1342 1342 ± 0.0000429 4.943 4.664/6.045 5.224 ± 0.8065
ea11 1342 1342/1342 1342 ± 0.00004443 5.109 4.611/6.167 5.235 ± 0.9519
ea12 1342 1342/1342 1342 ± 0.00003423 5.003 4.85/5.865 5.253 ± 0.7743
ea14 1342 1342/1342 1342 ± 0.00004155 5.5 5.237/6.391 5.717 ± 0.7732
ea15 1342 1342/1342 1342 ± 0.00004309 5.488 5.309/6.492 5.784 ± 0.9031
ea16 1342 1342/1342 1342 ± 0 5.604 5.324/6.494 5.765 ± 0.8792
ea17 1342 1342/1342 1342 ± 0.0000192 5.512 5.177/6.46 5.69 ± 0.9332
ea18 1342 1342/1342 1342 ± 0 5.663 5.424/6.655 5.909 ± 0.8684
ea19 1342 1342/1342 1342 ± 0.00001379 5.213 4.976/6.204 5.471 ± 0.8446
ea20 1342 1342/1342 1342 ± 0.00003776 5.703 5.485/6.814 5.935 ± 0.9724
ea21 1342 1342/1342 1342 ± 0 5.056 4.874/5.802 5.269 ± 0.6605
ea22 1342 1342/1342 1342 ± 0 5.511 5.089/6.386 5.62 ± 0.9155
ea23 1342 1342/1342 1342 ± 0.0000428 5.432 5.082/6.274 5.673 ± 0.8153
ea24 1342 1342/1342 1342 ± 0.00001524 5.332 4.933/6.5 5.572 ± 0.8563
ea25 1342 1342/1342 1342 ± 0 5.85 5.33/6.727 6.018 ± 0.9289
ea27 1342 1342/1342 1342 ± 0 5.342 5.09/6.318 5.553 ± 0.7651
ea28 1342 1342/1342 1342 ± 0.00002455 5.609 5.482/6.859 5.952 ± 0.8653
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 ± 0.0000235 5.075 4.934/5.239 5.088 ± 0.2659
3 1342 1342/1342 1342 ± 0.00003513 4.056 3.851/4.565 4.246 ± 0.4458
4 1342 1342/1342 1342 ± 0.0000342 3.849 3.715/3.991 3.859 ± 0.2349
5 1342 1342/1342 1342 ± 0.0000235 5.085 4.893/5.445 5.143 ± 0.3086
6 1342 1342/1342 1342 ± 0.0000235 5.109 4.888/5.373 5.126 ± 0.2893
7 1342 1342/1342 1342 ± 0.0000235 5.197 4.945/5.374 5.166 ± 0.2607
8 1342 1342/1342 1342 ± 0.0000235 5.101 4.941/5.397 5.14 ± 0.2956
9 1342 1342/1342 1342 ± 0.0000235 5.491 5.224/5.688 5.465 ± 0.3037
10 1342 1342/1342 1342 ± 0.0000235 6.022 5.818/6.128 5.995 ± 0.2648
11 1342 1342/1342 1342 ± 0.0000235 6.229 6.097/6.378 6.23 ± 0.2728
12 1342 1342/1342 1342 ± 0.0000235 6.402 6.171/6.547 6.398 ± 0.3114
13 1342 1342/1342 1342 ± 0.0000235 6.865 6.621/7.077 6.852 ± 0.325
14 1342 1342/1342 1342 ± 0.0000235 6.925 6.662/7.133 6.89 ± 0.3437
15 1342 1342/1342 1342 ± 0.0000235 6.748 6.323/6.961 6.681 ± 0.34
16 1342 1342/1342 1342 ± 0.00006058 5.245 5.044/5.428 5.267 ± 0.2883
17 1342 1342/1342 1342 ± 0.00006034 5.106 4.914/5.301 5.138 ± 0.3025
statwtmode
VLASS-SE
output_dir
 
vis
VLASS3.2.sb45459544.eb46165741.60472.10038270833_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2025-07-22 20:09:19.663
End
2025-07-22 21:04:58.018
Duration
0:55:38.355
Note, WebLog generation is not included in the time.

CASA logs for stage 8