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

Statwt Summary Plot

VLASS3.2.sb45661340.eb45880388.60435.82083380787_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 6.162 5.652/6.614 6.15 ± 0.6427
ea02 1342 1342/1342 1342 ± 0 6.15 5.464/6.313 6.074 ± 0.5641
ea03 1342 1342/1342 1342 ± 0 6.122 5.427/6.728 6.112 ± 0.7155
ea04 1342 1342/1342 1342 ± 0 5.626 5.16/6.033 5.604 ± 0.5588
ea05 1342 1342/1342 1342 ± 0 6.006 5.332/6.638 5.969 ± 0.6688
ea06 1342 1342/1342 1342 ± 0 6.009 5.051/6.093 5.714 ± 0.6381
ea07 1342 1342/1342 1342 ± 0.000001258 5.94 5.277/6.199 5.82 ± 0.6292
ea08 1342 1342/1342 1342 ± 0 6.469 5.709/6.756 6.32 ± 0.6236
ea09 1342 1342/1342 1342 ± 0 5.706 5.211/6.448 5.859 ± 0.6616
ea10 1342 1342/1342 1342 ± 0 5.512 5.074/5.975 5.504 ± 0.5331
ea11 1342 1342/1342 1342 ± 0.000001258 5.451 5.142/6.195 5.637 ± 0.6489
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0 6.165 5.553/6.299 6.001 ± 0.5302
ea14 1342 1342/1342 1342 ± 0 5.988 5.441/6.356 5.98 ± 0.4889
ea15 1342 1342/1342 1342 ± 0 6.304 5.617/6.626 6.203 ± 0.7008
ea16 1342 1342/1342 1342 ± 0 6.116 5.594/6.585 6.133 ± 0.6581
ea17 1342 1342/1342 1342 ± 0.000001258 6.253 5.634/6.851 6.168 ± 0.6867
ea18 1342 1342/1342 1342 ± 0 6.428 5.828/7.018 6.378 ± 0.6649
ea19 1342 1342/1342 1342 ± 0 6.04 5.4/6.508 5.974 ± 0.5913
ea20 1342 1342/1342 1342 ± 0 6.184 5.472/6.632 6.066 ± 0.6367
ea21 1342 1342/1342 1342 ± 0 5.39 5.085/5.858 5.534 ± 0.4991
ea22 1342 1342/1342 1342 ± 0 6.298 5.599/6.668 6.156 ± 0.6057
ea23 1342 1342/1342 1342 ± 0 6.127 5.62/6.276 6.007 ± 0.6308
ea24 1342 1342/1342 1342 ± 0 6.067 5.088/6.487 5.829 ± 0.6535
ea25 1342 1342/1342 1342 ± 0 6.339 5.615/6.707 6.317 ± 0.7256
ea27 1342 1342/1342 1342 ± 0 5.968 5.272/6.436 5.837 ± 0.6487
ea28 1342 1342/1342 1342 ± 0 6.274 5.688/6.762 6.235 ± 0.6
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 ± 0.00002348 5.455 5.318/5.683 5.482 ± 0.2732
4 1342 1342/1342 1342 ± 0.00002401 5.387 5.272/5.738 5.466 ± 0.3618
5 1342 1342/1342 1342 ± 0.00002353 5.243 5.014/5.439 5.249 ± 0.3256
6 1342 1342/1342 1342 ± 0.00002348 5.226 4.856/5.37 5.165 ± 0.3176
7 1342 1342/1342 1342 ± 0.00002348 5.4 5.271/5.605 5.413 ± 0.2328
8 1342 1342/1342 1342 ± 0.00002348 5.38 5.214/5.582 5.369 ± 0.259
9 1342 1342/1342 1342 ± 0.00002348 5.745 5.544/5.807 5.683 ± 0.2444
10 1342 1342/1342 1342 ± 0.00002348 6.127 6.011/6.269 6.107 ± 0.2237
11 1342 1342/1342 1342 ± 0.00002348 6.306 6.207/6.469 6.314 ± 0.242
12 1342 1342/1342 1342 ± 0.00002348 6.502 6.261/6.646 6.45 ± 0.2885
13 1342 1342/1342 1342 ± 0.00002348 6.855 6.668/7.125 6.862 ± 0.297
14 1342 1342/1342 1342 ± 0.00002348 7.096 6.809/7.224 7.024 ± 0.3053
15 1342 1342/1342 1342 ± 0.00002348 6.757 6.622/7.059 6.783 ± 0.3354
16 1342 1342/1342 1342 ± 0.00002348 6.194 6.079/6.486 6.215 ± 0.3388
17 1342 1342/1342 1342 ± 0.00002348 6.199 6.027/6.361 6.153 ± 0.3298
datacolumn
residual_data
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-07-25 08:02:18.262
End
2025-07-25 08:56:53.823
Duration
0:54:35.561
Note, WebLog generation is not included in the time.

CASA logs for stage 8