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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.026 5.691/6.687 6.112 ± 0.78
ea02 1342 1342/1342 1342 ± 0 6.278 5.607/6.568 6.137 ± 0.7623
ea03 1342 1342/1342 1342 ± 0 6.177 5.449/6.757 6.169 ± 0.7095
ea04 1342 1342/1342 1342 ± 0 5.652 5.154/6.121 5.65 ± 0.6996
ea05 1342 1342/1342 1342 ± 0 5.919 5.4/6.49 5.921 ± 0.7611
ea06 1342 1342/1342 1342 ± 0 5.988 5.206/6.194 5.798 ± 0.7238
ea07 1342 1342/1342 1342 ± 0 5.971 5.393/6.549 5.999 ± 0.7587
ea08 1342 1342/1342 1342 ± 0 6.487 5.743/6.858 6.422 ± 0.6725
ea09 1342 1342/1342 1342 ± 0 5.712 5.213/6.435 5.744 ± 0.8528
ea10 1342 1342/1342 1342 ± 0 5.721 5.223/6.155 5.641 ± 0.796
ea11 1342 1342/1342 1342 ± 0 5.684 5.305/6.406 5.747 ± 0.7869
ea12 1342 1342/1342 1342 ± 0 5.539 5.295/6.174 5.701 ± 0.7002
ea13 1342 1342/1342 1342 ± 0 6.212 5.594/6.343 6.027 ± 0.6774
ea14 1342 1342/1342 1342 ± 0 6.033 5.633/6.576 6.069 ± 0.7598
ea15 1342 1342/1342 1342 ± 0 6.744 6.676/7.303 6.925 ± 0.4107
ea17 1342 1342/1342 1342 ± 0 6.247 5.819/6.907 6.268 ± 0.8563
ea18 1342 1342/1342 1342 ± 0 6.341 5.917/6.937 6.436 ± 0.6745
ea19 1342 1342/1342 1342 ± 0 5.969 5.548/6.546 5.996 ± 0.7284
ea20 1342 1342/1342 1342 ± 0 6.438 5.965/7.01 6.487 ± 0.7344
ea21 1342 1342/1342 1342 ± 0 5.464 5.181/5.968 5.581 ± 0.5368
ea22 1342 1342/1342 1342 ± 0 6.263 5.724/6.812 6.283 ± 0.6988
ea23 1342 1342/1342 1342 ± 0.000003542 6.023 5.504/6.32 5.94 ± 0.8238
ea24 1342 1342/1342 1342 ± 0 6.172 5.394/6.532 5.961 ± 0.6074
ea25 1342 1342/1342 1342 ± 0 6.383 5.787/7.017 6.443 ± 0.8689
ea27 1342 1342/1342 1342 ± 0 5.648 5.312/6.376 5.709 ± 0.7503
ea28 1342 1342/1342 1342 ± 0 6.282 5.806/7.084 6.411 ± 0.7642
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 ± 0.00002393 5.555 5.426/5.753 5.583 ± 0.2423
3 1342 1342/1342 1342 ± 0.00002605 4.221 3.954/4.796 4.351 ± 0.6787
4 1342 1342/1342 1342 ± 0.00002393 5.345 5.194/5.668 5.451 ± 0.3165
5 1342 1342/1342 1342 ± 0.00002393 5.379 5.183/5.695 5.417 ± 0.2965
6 1342 1342/1342 1342 ± 0.00002393 5.437 5.215/5.708 5.441 ± 0.2932
7 1342 1342/1342 1342 ± 0.00002393 5.558 5.394/5.777 5.558 ± 0.2476
8 1342 1342/1342 1342 ± 0.00002393 5.507 5.232/5.699 5.481 ± 0.2917
9 1342 1342/1342 1342 ± 0.00002393 5.757 5.579/5.987 5.782 ± 0.2831
10 1342 1342/1342 1342 ± 0.00002348 6.272 6.146/6.361 6.252 ± 0.2634
11 1342 1342/1342 1342 ± 0.00002348 6.454 6.23/6.616 6.456 ± 0.2699
12 1342 1342/1342 1342 ± 0.00002348 6.546 6.346/6.804 6.586 ± 0.3205
13 1342 1342/1342 1342 ± 0.00002348 7.068 6.722/7.267 7.036 ± 0.3322
14 1342 1342/1342 1342 ± 0.00002348 7.303 6.964/7.565 7.235 ± 0.3456
15 1342 1342/1342 1342 ± 0.00002348 6.89 6.621/7.263 6.931 ± 0.3752
16 1342 1342/1342 1342 ± 0.00002359 6.338 6.072/6.799 6.376 ± 0.4205
17 1342 1342/1342 1342 ± 0.00002352 6.32 5.999/6.667 6.306 ± 0.4071
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
datacolumn
residual_data
output_dir
 
Start time
2025-07-30 03:27:22.665
End
2025-07-30 04:41:23.061
Duration
1:14:00.396
Note, WebLog generation is not included in the time.

CASA logs for stage 8