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

Statwt Summary Plot

VLASS3.2.sb45669584.eb45749254.60430.55515966435_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 5.85 5.391/6.169 5.858 ± 0.533
ea02 1342 1342/1342 1342 ± 0.000001602 6.444 5.801/6.73 6.361 ± 0.6121
ea03 1342 1342/1342 1342 ± 0 6.224 5.586/6.759 6.232 ± 0.6724
ea04 1342 1342/1342 1342 ± 0 5.577 5.195/5.999 5.688 ± 0.495
ea05 1342 1342/1342 1342 ± 0.000005658 6.021 5.506/6.667 6.057 ± 0.6343
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.119 5.414/6.505 6.058 ± 0.6689
ea08 1342 1342/1342 1342 ± 0 6.61 5.881/6.836 6.447 ± 0.621
ea09 1342 1342/1342 1342 ± 0 5.796 5.293/6.431 5.899 ± 0.6181
ea10 1342 1342/1342 1342 ± 0 5.826 5.335/6.195 5.781 ± 0.5249
ea11 1342 1342/1342 1342 ± 0.00001668 5.504 5.242/6.172 5.66 ± 0.5937
ea12 1342 1342/1342 1342 ± 0 5.717 5.449/6.303 5.884 ± 0.5222
ea13 1342 1342/1342 1342 ± 0 6.133 5.78/6.422 6.196 ± 0.5193
ea14 1342 1342/1342 1342 ± 0 6.177 5.77/6.567 6.23 ± 0.5222
ea15 1342 1342/1342 1342 ± 0.000007759 6.19 5.615/6.591 6.182 ± 0.664
ea16 1342 1342/1342 1342 ± 0 6.177 5.82/6.743 6.344 ± 0.6407
ea17 1342 1342/1342 1342 ± 0 6.387 5.938/7.051 6.457 ± 0.6505
ea18 1342 1342/1342 1342 ± 0 6.639 6.079/7.286 6.635 ± 0.6671
ea19 1342 1342/1342 1342 ± 0 6.132 5.515/6.592 6.101 ± 0.5792
ea20 1342 1342/1342 1342 ± 0 5.945 5.352/6.336 5.892 ± 0.5573
ea21 1342 1342/1342 1342 ± 0 5.536 5.256/5.908 5.641 ± 0.4586
ea22 1342 1342/1342 1342 ± 0 6.831 6.571/7.286 6.798 ± 0.6048
ea23 1342 1342/1342 1342 ± 0 6.189 5.502/6.296 6.082 ± 0.6267
ea24 1342 1342/1342 1342 ± 0 6.225 5.39/6.617 6.016 ± 0.6487
ea25 1342 1342/1342 1342 ± 0 6.5 5.839/7.101 6.538 ± 0.7487
ea27 1342 1342/1342 1342 ± 0 6.148 5.511/6.53 6.037 ± 0.6098
ea28 1342 1342/1342 1342 ± 0 6.439 5.916/6.984 6.469 ± 0.618
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 ± 0.00002418 5.584 5.426/5.805 5.617 ± 0.2592
4 1342 1342/1342 1342 ± 0.0000245 5.497 5.281/5.889 5.524 ± 0.3505
5 1342 1342/1342 1342 ± 0.00002422 5.45 5.282/5.719 5.493 ± 0.2889
6 1342 1342/1342 1342 ± 0.00002418 5.504 5.302/5.779 5.492 ± 0.297
7 1342 1342/1342 1342 ± 0.00002418 5.543 5.436/5.729 5.576 ± 0.2411
8 1342 1342/1342 1342 ± 0.00002418 5.507 5.279/5.678 5.489 ± 0.2656
9 1342 1342/1342 1342 ± 0.00002418 5.73 5.624/5.962 5.763 ± 0.2829
10 1342 1342/1342 1342 ± 0.00002386 6.194 6.028/6.382 6.198 ± 0.2706
11 1342 1342/1342 1342 ± 0.00002386 6.475 6.223/6.589 6.415 ± 0.2956
12 1342 1342/1342 1342 ± 0.00002386 6.542 6.288/6.742 6.541 ± 0.3344
13 1342 1342/1342 1342 ± 0.00002386 7.019 6.803/7.241 6.996 ± 0.3485
14 1342 1342/1342 1342 ± 0.00002386 7.267 6.948/7.505 7.212 ± 0.363
15 1342 1342/1342 1342 ± 0.00002386 6.982 6.73/7.317 6.947 ± 0.3886
16 1342 1342/1342 1342 ± 0.00002647 6.306 6.092/6.738 6.349 ± 0.4272
17 1342 1342/1342 1342 ± 0.00002533 6.341 6.059/6.616 6.304 ± 0.4082
output_dir
 
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-07-24 15:59:40.482
End
2025-07-24 17:12:13.901
Duration
1:12:33.418
Note, WebLog generation is not included in the time.

CASA logs for stage 8