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 6.025 5.613/6.762 6.074 ± 0.8507
ea02 1342 1342/1342 1342 ± 0 6.268 5.587/6.539 6.095 ± 0.7998
ea03 1342 1342/1342 1342 ± 0 6.131 5.487/6.718 6.138 ± 0.7016
ea04 1342 1342/1342 1342 ± 0 5.655 5.165/6.092 5.605 ± 0.7432
ea05 1342 1342/1342 1342 ± 0 5.912 5.342/6.455 5.884 ± 0.7919
ea06 1342 1342/1342 1342 ± 0 5.947 5.192/6.147 5.802 ± 0.6251
ea07 1342 1342/1342 1342 ± 0 5.933 5.325/6.478 5.906 ± 0.8074
ea08 1342 1342/1342 1342 ± 0 6.623 5.688/6.857 6.388 ± 0.7052
ea09 1342 1342/1342 1342 ± 0 5.669 5.14/6.389 5.681 ± 0.8893
ea10 1342 1342/1342 1342 ± 0 5.682 5.065/6.122 5.586 ± 0.807
ea11 1342 1342/1342 1342 ± 0.00000122 5.584 5.281/6.364 5.688 ± 0.7883
ea12 1342 1342/1342 1342 ± 0 5.552 5.3/6.156 5.668 ± 0.7203
ea13 1342 1342/1342 1342 ± 0 6.175 5.5/6.284 5.997 ± 0.5463
ea14 1342 1342/1342 1342 ± 0 6.056 5.619/6.539 6.017 ± 0.814
ea15 1342 1342/1342 1342 ± 0 6.724 6.663/7.291 6.903 ± 0.4082
ea17 1342 1342/1342 1342 ± 0 6.196 5.759/6.859 6.185 ± 0.9264
ea18 1342 1342/1342 1342 ± 0 6.452 5.873/7.077 6.417 ± 0.691
ea19 1342 1342/1342 1342 ± 0 5.947 5.535/6.517 5.958 ± 0.7754
ea20 1342 1342/1342 1342 ± 0 6.431 5.926/6.971 6.421 ± 0.768
ea21 1342 1342/1342 1342 ± 0 5.4 5.126/5.919 5.471 ± 0.6588
ea22 1342 1342/1342 1342 ± 0 6.512 5.646/6.877 6.293 ± 0.7705
ea23 1342 1342/1342 1342 ± 0.000005025 6.004 5.492/6.324 5.903 ± 0.8729
ea24 1342 1342/1342 1342 ± 0 6.031 5.2/6.403 5.818 ± 0.6284
ea25 1342 1342/1342 1342 ± 0 6.358 5.728/6.921 6.374 ± 0.8486
ea27 1342 1342/1342 1342 ± 0 5.623 5.225/6.356 5.664 ± 0.8064
ea28 1342 1342/1342 1342 ± 0 6.47 5.772/7.043 6.377 ± 0.7834
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 ± 0.00002392 5.508 5.396/5.664 5.526 ± 0.2438
3 1342 1342/1342 1342 ± 0.00002629 3.926 3.653/4.434 4.111 ± 0.6298
4 1342 1342/1342 1342 ± 0.00002489 5.319 5.128/5.68 5.383 ± 0.3335
5 1342 1342/1342 1342 ± 0.00002441 5.234 5.047/5.464 5.254 ± 0.2745
6 1342 1342/1342 1342 ± 0.00002392 5.345 5.068/5.606 5.365 ± 0.3001
7 1342 1342/1342 1342 ± 0.00002392 5.5 5.348/5.746 5.528 ± 0.2457
8 1342 1342/1342 1342 ± 0.00002392 5.484 5.192/5.662 5.455 ± 0.2847
9 1342 1342/1342 1342 ± 0.00002392 5.738 5.554/5.943 5.754 ± 0.2845
10 1342 1342/1342 1342 ± 0.00002348 6.245 6.065/6.337 6.22 ± 0.2653
11 1342 1342/1342 1342 ± 0.00002348 6.413 6.208/6.654 6.425 ± 0.2708
12 1342 1342/1342 1342 ± 0.00002348 6.509 6.309/6.732 6.553 ± 0.3185
13 1342 1342/1342 1342 ± 0.00002348 7.048 6.663/7.259 7.007 ± 0.3377
14 1342 1342/1342 1342 ± 0.00002348 7.247 6.901/7.516 7.184 ± 0.3414
15 1342 1342/1342 1342 ± 0.00002348 6.856 6.568/7.228 6.884 ± 0.3718
16 1342 1342/1342 1342 ± 0.00002367 6.32 5.947/6.772 6.33 ± 0.4263
17 1342 1342/1342 1342 ± 0.00002358 6.264 6.022/6.65 6.278 ± 0.403
datacolumn
residual_data
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2025-07-30 00:39:32.398
End
2025-07-30 01:31:19.600
Duration
0:51:47.202
Note, WebLog generation is not included in the time.

CASA logs for stage 8