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

Statwt Summary Plot

VLASS3.2.sb45651824.eb45865366.60434.814344212966_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 6.091 5.211/6.618 5.965 ± 0.8232
ea02 1342 1342/1342 1342 ± 0 6.206 5.606/6.468 6.148 ± 0.6592
ea03 1342 1342/1342 1342 ± 0 6.206 5.201/6.618 6.009 ± 0.7528
ea04 1342 1342/1342 1342 ± 0.00001275 5.739 5.228/6.131 5.681 ± 0.5733
ea05 1342 1342/1342 1342 ± 0 5.928 5.35/6.595 5.986 ± 0.6346
ea06 1342 1342/1342 1342 ± 0 5.893 4.919/6.111 5.729 ± 0.6905
ea07 1342 1342/1342 1342 ± 0 6.098 5.027/6.277 5.872 ± 0.746
ea08 1342 1342/1342 1342 ± 0 6.52 5.556/6.754 6.251 ± 0.7925
ea09 1342 1342/1342 1342 ± 0 5.643 5.067/6.337 5.761 ± 0.6983
ea10 1342 1342/1342 1342 ± 0 5.507 4.931/5.995 5.475 ± 0.653
ea11 1342 1342/1342 1342 ± 0.000003581 5.344 4.925/6.124 5.523 ± 0.6959
ea12 1342 1342/1342 1342 ± 0.00001944 5.576 5.111/6.145 5.671 ± 0.6177
ea13 1342 1342/1342 1342 ± 0 6.218 5.487/6.34 6.021 ± 0.5597
ea14 1342 1342/1342 1342 ± 0.000001602 6.028 5.534/6.538 6.04 ± 0.6206
ea15 1342 1342/1342 1342 ± 0 6.458 5.647/6.794 6.349 ± 0.7273
ea16 1342 1342/1342 1342 ± 0 6.313 5.593/6.636 6.174 ± 0.7783
ea17 1342 1342/1342 1342 ± 0 6.152 5.497/6.999 6.191 ± 0.7531
ea18 1342 1342/1342 1342 ± 0 6.282 5.706/7.126 6.423 ± 0.7545
ea19 1342 1342/1342 1342 ± 0 5.971 4.793/6.578 5.766 ± 0.8852
ea20 1342 1342/1342 1342 ± 0 6.389 6.209/6.7 6.5 ± 0.3887
ea21 1342 1342/1342 1342 ± 0 5.583 4.981/5.88 5.516 ± 0.5383
ea22 1342 1342/1342 1342 ± 0 6.404 5.477/6.594 6.116 ± 0.767
ea23 1342 1342/1342 1342 ± 0 5.96 5.248/6.248 5.918 ± 0.7345
ea24 1342 1342/1342 1342 ± 0 6.1 5.015/6.44 5.762 ± 0.7735
ea25 1342 1342/1342 1342 ± 0 6.541 5.316/6.948 6.314 ± 0.9002
ea27 1342 1342/1342 1342 ± 0 5.918 5.122/6.445 5.807 ± 0.7312
ea28 1342 1342/1342 1342 ± 0 6.375 5.514/6.884 6.282 ± 0.7403
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 ± 0.00002348 4.995 4.826/5.276 5.032 ± 0.3127
4 1342 1342/1342 1342 ± 0.00003067 4.894 4.66/5.209 4.906 ± 0.3805
5 1342 1342/1342 1342 ± 0.00002352 5.206 4.958/5.51 5.221 ± 0.3043
6 1342 1342/1342 1342 ± 0.00002348 5.196 5.007/5.545 5.23 ± 0.295
7 1342 1342/1342 1342 ± 0.00002348 5.267 5.008/5.42 5.226 ± 0.2479
8 1342 1342/1342 1342 ± 0.00002348 5.137 4.978/5.432 5.167 ± 0.2885
9 1342 1342/1342 1342 ± 0.00002348 5.475 5.259/5.707 5.477 ± 0.2716
10 1342 1342/1342 1342 ± 0.00002348 6.125 6.041/6.271 6.116 ± 0.2494
11 1342 1342/1342 1342 ± 0.00002305 6.331 6.115/6.51 6.314 ± 0.2658
12 1342 1342/1342 1342 ± 0.00002305 6.471 6.215/6.616 6.461 ± 0.3046
13 1342 1342/1342 1342 ± 0.00002305 6.945 6.572/7.119 6.885 ± 0.3314
14 1342 1342/1342 1342 ± 0.00002305 7.139 6.828/7.344 7.111 ± 0.3346
15 1342 1342/1342 1342 ± 0.00002305 6.788 6.607/7.155 6.821 ± 0.3576
16 1342 1342/1342 1342 ± 0.00002523 6.249 5.913/6.504 6.194 ± 0.4052
17 1342 1342/1342 1342 ± 0.00002481 6.236 5.965/6.463 6.173 ± 0.4006
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS3.2.sb45651824.eb45865366.60434.814344212966_split_split.ms
statwtmode
VLASS-SE
Start time
2025-07-24 17:24:48.084
End
2025-07-24 18:42:26.288
Duration
1:17:38.204
Note, WebLog generation is not included in the time.

CASA logs for stage 8