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 5.516 5.397/6.271 5.712 ± 0.7338
ea02 1342 1342/1342 1342 ± 0.000007004 5.453 5.315/6.328 5.647 ± 0.7074
ea03 1342 1342/1342 1342 ± 0 5.219 5.043/6.076 5.52 ± 0.5702
ea04 1342 1342/1342 1342 ± 0.0000276 5.13 4.775/5.9 5.226 ± 0.6302
ea05 1342 1342/1342 1342 ± 0.0000373 5.24 5.066/6.232 5.467 ± 0.7682
ea06 1342 1342/1342 1342 ± 0 5.23 4.73/5.722 5.219 ± 0.5281
ea07 1342 1342/1342 1342 ± 0.0000178 5.1 4.854/6.126 5.439 ± 0.6985
ea08 1342 1342/1342 1342 ± 0.00002255 5.527 5.318/6.649 5.727 ± 0.8426
ea09 1342 1342/1342 1342 ± 0.00001211 5.144 4.893/5.626 5.326 ± 0.5539
ea10 1342 1342/1342 1342 ± 0.00003057 4.498 4.279/4.902 4.494 ± 0.4477
ea11 1342 1342/1342 1342 ± 0.00004389 5.556 4.951/6.368 5.577 ± 0.8537
ea12 1342 1342/1342 1342 ± 0.00001252 5.12 4.75/5.795 5.18 ± 0.6205
ea14 1342 1342/1342 1342 ± 0.00003113 5.412 5.269/6.375 5.61 ± 0.7222
ea15 1342 1342/1342 1342 ± 0.0000427 5.434 5.316/6.158 5.67 ± 0.7573
ea16 1342 1342/1342 1342 ± 0 5.673 5.142/6.221 5.695 ± 0.6348
ea17 1342 1342/1342 1342 ± 0.00002338 5.663 5.158/6.525 5.824 ± 0.8096
ea18 1342 1342/1342 1342 ± 0.0000329 5.623 5.256/6.557 5.699 ± 0.8593
ea19 1342 1342/1342 1342 ± 0 5.334 5.077/6.203 5.481 ± 0.6715
ea20 1342 1342/1342 1342 ± 0 5.834 5.662/6.761 6.163 ± 0.6759
ea21 1342 1342/1342 1342 ± 0 4.787 4.627/5.441 5.002 ± 0.5
ea22 1342 1342/1342 1342 ± 0.000002029 5.455 5.035/6.262 5.529 ± 0.7397
ea23 1342 1342/1342 1342 ± 0.000027 5.586 5.064/6.346 5.648 ± 0.7657
ea24 1342 1342/1342 1342 ± 0 5.388 5.014/6.161 5.56 ± 0.5984
ea25 1342 1342/1342 1342 ± 0 5.655 5.195/6.266 5.843 ± 0.7037
ea27 1342 1342/1342 1342 ± 0 5.115 4.934/5.999 5.318 ± 0.688
ea28 1342 1342/1342 1342 ± 0 5.811 5.641/6.71 6.083 ± 0.6428
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 ± 0.00002356 5.185 4.951/5.33 5.146 ± 0.2865
5 1342 1342/1342 1342 ± 0.0000237 5.06 4.856/5.281 5.082 ± 0.3154
6 1342 1342/1342 1342 ± 0.00002356 5.019 4.92/5.41 5.103 ± 0.3164
7 1342 1342/1342 1342 ± 0.00002356 5.19 5.037/5.408 5.204 ± 0.3071
8 1342 1342/1342 1342 ± 0.00002356 5.147 4.992/5.399 5.191 ± 0.3465
9 1342 1342/1342 1342 ± 0.00002356 5.537 5.23/5.829 5.499 ± 0.3548
10 1342 1342/1342 1342 ± 0.00002356 5.996 5.72/6.152 5.927 ± 0.3561
11 1342 1342/1342 1342 ± 0.00002356 6.231 6.11/6.523 6.208 ± 0.3751
12 1342 1342/1342 1342 ± 0.00002356 6.444 6.198/6.568 6.361 ± 0.4422
13 1342 1342/1342 1342 ± 0.0000237 6.71 6.461/6.992 6.67 ± 0.514
14 1342 1342/1342 1342 ± 0.00002606 5.538 5.251/6.052 5.713 ± 0.668
15 1342 1342/1342 1342 ± 0.00002356 6.195 5.841/6.58 6.133 ± 0.5474
16 1342 1342/1342 1342 ± 0.00005401 4.516 4.307/4.824 4.657 ± 0.5403
17 1342 1342/1342 1342 ± 0.00005288 4.395 4.189/4.762 4.495 ± 0.4355
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45458712.eb46169388.60476.06293818287_split_split.ms
datacolumn
residual_data
output_dir
 
Start time
2025-07-23 13:19:18.876
End
2025-07-23 13:57:45.986
Duration
0:38:27.111
Note, WebLog generation is not included in the time.

CASA logs for stage 8