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

Statwt Summary Plot

VLASS3.2.sb45483556.eb45792768.60431.950518831014_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 5.367 5.211/6.051 5.59 ± 0.4617
ea02 1342 1342/1342 1342 ± 0 6.004 5.694/6.477 6.223 ± 0.5855
ea03 1342 1342/1342 1342 ± 0.000005348 6.003 5.522/6.721 6.126 ± 0.621
ea04 1342 1342/1342 1342 ± 0.000002041 5.375 5.225/5.999 5.547 ± 0.4735
ea05 1342 1342/1342 1342 ± 0.00001095 5.675 5.397/6.512 5.911 ± 0.5762
ea06 1342 1342/1342 1342 ± 0.000004044 5.62 5.189/6.081 5.757 ± 0.5742
ea07 1342 1342/1342 1342 ± 0 5.722 5.359/6.304 5.937 ± 0.6561
ea08 1342 1342/1342 1342 ± 0 6.17 5.777/6.808 6.358 ± 0.6042
ea09 1342 1342/1342 1342 ± 0 5.621 5.187/6.374 5.739 ± 0.5747
ea10 1342 1342/1342 1342 ± 0 5.424 5.086/6.062 5.562 ± 0.5318
ea11 1342 1342/1342 1342 ± 0.00003894 5.537 4.899/6.193 5.568 ± 0.6327
ea12 1342 1342/1342 1342 ± 0.00001304 5.553 5.415/6.307 5.769 ± 0.5346
ea13 1342 1342/1342 1342 ± 0 5.937 5.663/6.407 6.073 ± 0.5926
ea14 1342 1342/1342 1342 ± 0.000002023 6.068 5.683/6.632 6.174 ± 0.5341
ea15 1342 1342/1342 1342 ± 0.00002414 5.91 5.586/6.696 6.16 ± 0.6765
ea17 1342 1342/1342 1342 ± 0 5.968 5.757/7.015 6.249 ± 0.6661
ea18 1342 1342/1342 1342 ± 0 6.283 6.048/7.095 6.539 ± 0.6121
ea19 1342 1342/1342 1342 ± 0.00003202 5.733 5.486/6.549 5.982 ± 0.5455
ea20 1342 1342/1342 1342 ± 0 5.988 5.721/6.75 6.197 ± 0.5466
ea21 1342 1342/1342 1342 ± 0 5.304 5.166/5.885 5.549 ± 0.4712
ea22 1342 1342/1342 1342 ± 0 6.06 5.908/6.884 6.309 ± 0.6016
ea23 1342 1342/1342 1342 ± 0 5.851 5.489/6.366 5.958 ± 0.6327
ea24 1342 1342/1342 1342 ± 0 6.003 5.361/6.548 5.969 ± 0.5743
ea25 1342 1342/1342 1342 ± 0.000001432 6.429 5.777/6.876 6.461 ± 0.7307
ea28 1342 1342/1342 1342 ± 0 6.263 5.848/7.037 6.4 ± 0.6266
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 ± 0.00002397 5.527 5.368/5.745 5.564 ± 0.2907
5 1342 1342/1342 1342 ± 0.000024 5.467 5.265/5.699 5.492 ± 0.3233
6 1342 1342/1342 1342 ± 0.00002397 5.347 5.072/5.55 5.311 ± 0.3089
7 1342 1342/1342 1342 ± 0.00002397 5.538 5.338/5.707 5.515 ± 0.261
8 1342 1342/1342 1342 ± 0.00002397 5.459 5.206/5.676 5.448 ± 0.2914
9 1342 1342/1342 1342 ± 0.00002397 5.712 5.606/5.973 5.744 ± 0.3105
10 1342 1342/1342 1342 ± 0.00002397 6.17 6.029/6.363 6.143 ± 0.2834
11 1342 1342/1342 1342 ± 0.00002397 6.402 6.102/6.593 6.354 ± 0.3168
12 1342 1342/1342 1342 ± 0.00002397 6.545 6.298/6.748 6.511 ± 0.3472
13 1342 1342/1342 1342 ± 0.00002397 6.987 6.602/7.165 6.946 ± 0.3735
14 1342 1342/1342 1342 ± 0.00002397 7.019 6.553/7.315 6.927 ± 0.4562
15 1342 1342/1342 1342 ± 0.00002397 6.794 6.506/7.094 6.751 ± 0.3659
16 1342 1342/1342 1342 ± 0.00003756 5.711 5.415/6.047 5.724 ± 0.4209
17 1342 1342/1342 1342 ± 0.00003899 5.633 5.356/5.936 5.626 ± 0.398
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2025-07-19 01:51:03.268
End
2025-07-19 02:29:18.491
Duration
0:38:15.224
Note, WebLog generation is not included in the time.

CASA logs for stage 8