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

Statwt Summary Plot

VLASS3.2.sb45458712.eb46169388.60476.06293818287_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 5.586 5.289/6.473 5.824 ± 0.6584
ea02 1342 1342/1342 1342 ± 0.00003738 5.788 5.369/6.486 5.871 ± 0.66
ea03 1342 1342/1342 1342 ± 0.000001864 5.328 5.071/6.288 5.694 ± 0.7451
ea04 1342 1342/1342 1342 ± 0.00003699 5.383 4.96/6.221 5.545 ± 0.6413
ea05 1342 1342/1342 1342 ± 0.00003919 5.527 5.196/6.336 5.761 ± 0.7447
ea06 1342 1342/1342 1342 ± 0 5.177 4.711/5.79 5.314 ± 0.5896
ea07 1342 1342/1342 1342 ± 0.00003691 5.436 5.045/6.256 5.642 ± 0.6593
ea08 1342 1342/1342 1342 ± 0.00004156 6.041 5.491/6.692 5.975 ± 0.7353
ea09 1342 1342/1342 1342 ± 0.00003438 4.864 4.753/5.693 5.203 ± 0.5929
ea10 1342 1342/1342 1342 ± 0.0000402 4.871 4.644/5.524 4.985 ± 0.484
ea11 1342 1342/1342 1342 ± 0.00004276 5.842 4.97/6.531 5.803 ± 0.8569
ea12 1342 1342/1342 1342 ± 0.00003268 5.277 4.95/5.892 5.425 ± 0.6276
ea14 1342 1342/1342 1342 ± 0.00003863 5.762 5.293/6.481 5.829 ± 0.7088
ea15 1342 1342/1342 1342 ± 0.00004229 5.312 4.972/6.368 5.654 ± 0.78
ea16 1342 1342/1342 1342 ± 0.000001848 5.66 5.253/6.321 5.802 ± 0.7051
ea17 1342 1342/1342 1342 ± 0.00003654 5.9 5.3/6.72 6.041 ± 0.7867
ea18 1342 1342/1342 1342 ± 0.0000402 5.814 5.45/6.627 5.944 ± 0.7574
ea19 1342 1342/1342 1342 ± 0.00001163 5.403 5.106/6.373 5.613 ± 0.7046
ea20 1342 1342/1342 1342 ± 0.000004164 5.567 5.349/6.259 5.808 ± 0.599
ea21 1342 1342/1342 1342 ± 0 5.028 4.811/5.718 5.253 ± 0.5115
ea22 1342 1342/1342 1342 ± 0.00003883 5.703 5.207/6.44 5.78 ± 0.6745
ea23 1342 1342/1342 1342 ± 0.00003688 5.879 5.202/6.567 5.886 ± 0.7449
ea24 1342 1342/1342 1342 ± 0 5.247 4.712/6 5.367 ± 0.623
ea25 1342 1342/1342 1342 ± 0 5.917 5.408/6.677 6.129 ± 0.8441
ea27 1342 1342/1342 1342 ± 0 5.179 4.815/6.182 5.399 ± 0.7321
ea28 1342 1342/1342 1342 ± 0.000001848 5.313 5.19/6.211 5.705 ± 0.686
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 ± 0.00002353 5.113 4.749/5.325 5.081 ± 0.2842
5 1342 1342/1342 1342 ± 0.00002383 5.178 4.941/5.442 5.184 ± 0.2913
6 1342 1342/1342 1342 ± 0.00002353 5.051 4.821/5.251 5.066 ± 0.3105
7 1342 1342/1342 1342 ± 0.00002353 5.235 5.066/5.443 5.215 ± 0.2842
8 1342 1342/1342 1342 ± 0.00002353 5.212 5.035/5.483 5.215 ± 0.342
9 1342 1342/1342 1342 ± 0.00002353 5.483 5.305/5.834 5.516 ± 0.3636
10 1342 1342/1342 1342 ± 0.00002352 5.902 5.781/6.291 5.993 ± 0.3386
11 1342 1342/1342 1342 ± 0.00002352 6.257 6.139/6.529 6.266 ± 0.3253
12 1342 1342/1342 1342 ± 0.00002352 6.479 6.248/6.671 6.428 ± 0.3702
13 1342 1342/1342 1342 ± 0.00002397 6.947 6.651/7.088 6.877 ± 0.3498
14 1342 1342/1342 1342 ± 0.00002403 6.348 6.207/6.811 6.489 ± 0.4586
15 1342 1342/1342 1342 ± 0.00002352 6.353 5.926/6.57 6.249 ± 0.4409
16 1342 1342/1342 1342 ± 0.00006102 4.859 4.627/5.186 4.904 ± 0.4081
17 1342 1342/1342 1342 ± 0.00006091 4.907 4.679/5.144 4.922 ± 0.3573
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45458712.eb46169388.60476.06293818287_split_split.ms
Start time
2025-07-26 14:17:11.501
End
2025-07-26 15:06:27.888
Duration
0:49:16.388
Note, WebLog generation is not included in the time.

CASA logs for stage 8