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

Statwt Summary Plot

VLASS3.2.sb45661340.eb45880388.60435.82083380787_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 6.251 5.675/6.658 6.226 ± 0.6359
ea02 1342 1342/1342 1342 ± 0 6.343 5.725/6.639 6.297 ± 0.6012
ea03 1342 1342/1342 1342 ± 0 6.111 5.424/6.725 6.155 ± 0.729
ea04 1342 1342/1342 1342 ± 0.000001556 5.681 5.219/6.111 5.714 ± 0.565
ea05 1342 1342/1342 1342 ± 0 5.855 5.465/6.65 6.016 ± 0.6079
ea06 1342 1342/1342 1342 ± 0 6.026 5.184/6.185 5.787 ± 0.6292
ea07 1342 1342/1342 1342 ± 0 6.063 5.34/6.402 5.974 ± 0.6682
ea08 1342 1342/1342 1342 ± 0 6.603 5.716/6.819 6.432 ± 0.6513
ea09 1342 1342/1342 1342 ± 0 5.834 5.25/6.448 5.883 ± 0.6267
ea10 1342 1342/1342 1342 ± 0 5.582 5.162/5.995 5.58 ± 0.5125
ea11 1342 1342/1342 1342 ± 0 5.508 5.239/6.302 5.716 ± 0.6418
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0 5.87 5.506/6.257 5.935 ± 0.4883
ea14 1342 1342/1342 1342 ± 0 6.077 5.552/6.431 6.097 ± 0.5221
ea15 1342 1342/1342 1342 ± 0 6.271 5.656/6.673 6.229 ± 0.709
ea16 1342 1342/1342 1342 ± 0 6.24 5.742/6.727 6.296 ± 0.6844
ea17 1342 1342/1342 1342 ± 0 6.118 5.762/6.9 6.277 ± 0.641
ea18 1342 1342/1342 1342 ± 0 6.293 5.78/6.857 6.242 ± 0.6095
ea19 1342 1342/1342 1342 ± 0 6.069 5.485/6.572 6.048 ± 0.5843
ea20 1342 1342/1342 1342 ± 0 5.981 5.715/6.685 6.144 ± 0.5991
ea21 1342 1342/1342 1342 ± 0 5.494 5.122/5.926 5.571 ± 0.5064
ea22 1342 1342/1342 1342 ± 0 6.33 5.698/6.743 6.242 ± 0.6389
ea23 1342 1342/1342 1342 ± 0 6.261 5.518/6.37 6.142 ± 0.6437
ea24 1342 1342/1342 1342 ± 0 6.068 5.205/6.527 5.887 ± 0.6486
ea25 1342 1342/1342 1342 ± 0 6.375 5.676/6.908 6.387 ± 0.7617
ea27 1342 1342/1342 1342 ± 0 6.044 5.399/6.507 5.949 ± 0.6711
ea28 1342 1342/1342 1342 ± 0 6.32 5.771/6.891 6.329 ± 0.6284
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 ± 0.00002369 5.522 5.386/5.736 5.551 ± 0.2633
4 1342 1342/1342 1342 ± 0.00002502 5.375 5.163/5.555 5.373 ± 0.2996
5 1342 1342/1342 1342 ± 0.00002371 5.312 5.102/5.544 5.342 ± 0.3316
6 1342 1342/1342 1342 ± 0.00002369 5.473 5.248/5.656 5.455 ± 0.2883
7 1342 1342/1342 1342 ± 0.00002369 5.537 5.358/5.718 5.505 ± 0.2372
8 1342 1342/1342 1342 ± 0.00002369 5.495 5.246/5.649 5.439 ± 0.2622
9 1342 1342/1342 1342 ± 0.00002369 5.786 5.606/5.953 5.744 ± 0.2653
10 1342 1342/1342 1342 ± 0.00002369 6.183 6.062/6.297 6.155 ± 0.2319
11 1342 1342/1342 1342 ± 0.00002369 6.393 6.264/6.5 6.375 ± 0.2343
12 1342 1342/1342 1342 ± 0.00002369 6.572 6.299/6.728 6.515 ± 0.2732
13 1342 1342/1342 1342 ± 0.00002369 6.982 6.76/7.185 6.942 ± 0.3045
14 1342 1342/1342 1342 ± 0.00002369 7.258 6.939/7.434 7.161 ± 0.3243
15 1342 1342/1342 1342 ± 0.00002369 6.866 6.653/7.183 6.883 ± 0.3537
16 1342 1342/1342 1342 ± 0.00002369 6.264 5.915/6.567 6.242 ± 0.3823
17 1342 1342/1342 1342 ± 0.00002369 6.312 6.057/6.452 6.211 ± 0.3471
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
overwrite_modelcol
False
Start time
2025-08-03 02:04:36.966
End
2025-08-03 02:36:17.024
Duration
0:31:40.058
Note, WebLog generation is not included in the time.

CASA logs for stage 8