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 5.42 5.219/6.463 5.767 ± 0.7251
ea02 1342 1342/1342 1342 ± 0.00004279 5.733 5.294/6.451 5.812 ± 0.6585
ea03 1342 1342/1342 1342 ± 0.000005047 5.16 4.968/6.386 5.626 ± 0.7914
ea04 1342 1342/1342 1342 ± 0.00004362 5.303 5.075/6.17 5.527 ± 0.6846
ea05 1342 1342/1342 1342 ± 0.0000462 5.549 5.075/6.414 5.7 ± 0.7486
ea06 1342 1342/1342 1342 ± 0.000002804 5.194 4.67/5.825 5.328 ± 0.7426
ea07 1342 1342/1342 1342 ± 0.00004086 5.525 5.058/6.328 5.669 ± 0.6834
ea08 1342 1342/1342 1342 ± 0.00004339 5.953 5.394/6.56 5.926 ± 0.7186
ea09 1342 1342/1342 1342 ± 0.00004274 4.826 4.662/5.623 5.137 ± 0.6019
ea10 1342 1342/1342 1342 ± 0.00004545 4.706 4.458/5.332 4.82 ± 0.4148
ea11 1342 1342/1342 1342 ± 0.00004353 5.839 4.82/6.564 5.718 ± 0.8875
ea12 1342 1342/1342 1342 ± 0.00004218 5.321 4.812/6.143 5.459 ± 0.7093
ea14 1342 1342/1342 1342 ± 0.00004318 5.867 5.113/6.372 5.75 ± 0.7413
ea15 1342 1342/1342 1342 ± 0.00004389 5.519 5.064/6.272 5.684 ± 0.8359
ea16 1342 1342/1342 1342 ± 0.000005172 5.494 5.222/6.284 5.735 ± 0.7191
ea17 1342 1342/1342 1342 ± 0.00004292 5.912 5.329/6.659 6.049 ± 0.7904
ea18 1342 1342/1342 1342 ± 0.00004317 5.793 5.307/6.426 5.862 ± 0.7048
ea19 1342 1342/1342 1342 ± 0.00002785 5.476 5.152/6.457 5.701 ± 0.7552
ea20 1342 1342/1342 1342 ± 0.00001251 5.457 5.103/6.215 5.753 ± 0.7306
ea21 1342 1342/1342 1342 ± 0 5.034 4.822/5.804 5.304 ± 0.615
ea22 1342 1342/1342 1342 ± 0.00004231 5.586 5.149/6.337 5.711 ± 0.6556
ea23 1342 1342/1342 1342 ± 0.00004315 5.914 5.081/6.463 5.837 ± 0.7656
ea24 1342 1342/1342 1342 ± 0 5.219 4.748/5.943 5.354 ± 0.6032
ea25 1342 1342/1342 1342 ± 0.000001981 5.805 5.296/6.625 6.039 ± 0.9008
ea27 1342 1342/1342 1342 ± 0.000003907 5.3 4.85/6.146 5.46 ± 0.758
ea28 1342 1342/1342 1342 ± 0.00000243 5.389 5.121/6.376 5.742 ± 0.7392
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 ± 0.00002354 5.084 4.852/5.272 5.021 ± 0.2838
5 1342 1342/1342 1342 ± 0.00002942 4.999 4.733/5.192 4.991 ± 0.3246
6 1342 1342/1342 1342 ± 0.00002354 4.914 4.723/5.197 4.961 ± 0.3035
7 1342 1342/1342 1342 ± 0.00002354 5.144 5.028/5.338 5.138 ± 0.2668
8 1342 1342/1342 1342 ± 0.00002354 5.146 4.932/5.345 5.159 ± 0.3283
9 1342 1342/1342 1342 ± 0.00002354 5.48 5.298/5.799 5.463 ± 0.3471
10 1342 1342/1342 1342 ± 0.00002354 5.96 5.696/6.237 5.948 ± 0.335
11 1342 1342/1342 1342 ± 0.00002354 6.218 6.064/6.458 6.22 ± 0.3288
12 1342 1342/1342 1342 ± 0.00002354 6.461 6.166/6.577 6.374 ± 0.3708
13 1342 1342/1342 1342 ± 0.00002382 6.914 6.644/7.069 6.839 ± 0.3757
14 1342 1342/1342 1342 ± 0.00002399 6.574 6.368/6.985 6.656 ± 0.4107
15 1342 1342/1342 1342 ± 0.00002385 6.196 6.003/6.437 6.163 ± 0.3954
16 1342 1342/1342 1342 ± 0.00005877 4.769 4.584/4.983 4.797 ± 0.3074
17 1342 1342/1342 1342 ± 0.00005986 4.859 4.705/5.04 4.872 ± 0.28
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS3.2.sb45458712.eb46169388.60476.06293818287_split_split.ms
overwrite_modelcol
False
Start time
2025-07-26 12:00:20.323
End
2025-07-26 12:44:38.628
Duration
0:44:18.305
Note, WebLog generation is not included in the time.

CASA logs for stage 8