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

Statwt Summary Plot

VLASS3.2.sb45483556.eb45792768.60431.950518831014_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 5.474 5.213/5.937 5.571 ± 0.4725
ea02 1342 1342/1342 1342 ± 0 6.32 5.676/6.485 6.26 ± 0.592
ea03 1342 1342/1342 1342 ± 0 6.354 5.481/6.762 6.25 ± 0.7001
ea04 1342 1342/1342 1342 ± 0.00002876 5.63 5.259/6.084 5.717 ± 0.5196
ea05 1342 1342/1342 1342 ± 0.00002709 5.692 5.421/6.612 5.946 ± 0.6417
ea06 1342 1342/1342 1342 ± 0 6.024 5.133/6.241 5.782 ± 0.6222
ea07 1342 1342/1342 1342 ± 0 6.118 5.275/6.321 5.964 ± 0.6979
ea08 1342 1342/1342 1342 ± 0 6.508 5.702/6.864 6.415 ± 0.6503
ea09 1342 1342/1342 1342 ± 0.000006193 5.667 5.208/6.477 5.755 ± 0.6537
ea10 1342 1342/1342 1342 ± 0 5.498 5.168/6.072 5.592 ± 0.5426
ea11 1342 1342/1342 1342 ± 0.00004149 5.378 5.11/6.227 5.627 ± 0.6311
ea12 1342 1342/1342 1342 ± 0.00002367 5.526 5.357/6.322 5.833 ± 0.567
ea13 1342 1342/1342 1342 ± 0 5.999 5.667/6.503 6.082 ± 0.6612
ea14 1342 1342/1342 1342 ± 0.000002192 5.916 5.656/6.592 6.153 ± 0.5661
ea15 1342 1342/1342 1342 ± 0.00003625 5.927 5.677/6.724 6.207 ± 0.6919
ea17 1342 1342/1342 1342 ± 0 6.244 5.823/7.076 6.375 ± 0.6622
ea18 1342 1342/1342 1342 ± 0 6.528 5.902/7.161 6.482 ± 0.6863
ea19 1342 1342/1342 1342 ± 0.00001246 5.952 5.418/6.514 5.984 ± 0.5954
ea20 1342 1342/1342 1342 ± 0 5.756 5.519/6.622 5.996 ± 0.6244
ea21 1342 1342/1342 1342 ± 0 5.461 5.088/5.898 5.555 ± 0.4983
ea22 1342 1342/1342 1342 ± 0 6.493 5.932/6.951 6.435 ± 0.6682
ea23 1342 1342/1342 1342 ± 0 5.876 5.506/6.404 6.049 ± 0.6352
ea24 1342 1342/1342 1342 ± 0 6.091 5.396/6.655 5.992 ± 0.6494
ea25 1342 1342/1342 1342 ± 0 6.505 5.727/6.995 6.529 ± 0.7889
ea28 1342 1342/1342 1342 ± 0 6.116 5.727/7.026 6.334 ± 0.6501
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 5.496 5.278/5.709 5.498 ± 0.2834
4 1342 1342/1342 1342 ± 0.00002687 5.181 4.993/5.372 5.217 ± 0.3225
5 1342 1342/1342 1342 ± 0.00002393 5.42 5.248/5.688 5.471 ± 0.2926
6 1342 1342/1342 1342 ± 0.00002393 5.431 5.227/5.677 5.428 ± 0.2911
7 1342 1342/1342 1342 ± 0.00002393 5.508 5.258/5.706 5.48 ± 0.263
8 1342 1342/1342 1342 ± 0.00002393 5.45 5.246/5.64 5.418 ± 0.2823
9 1342 1342/1342 1342 ± 0.00002393 5.698 5.554/5.937 5.724 ± 0.3021
10 1342 1342/1342 1342 ± 0.00002393 6.243 6.02/6.39 6.181 ± 0.2865
11 1342 1342/1342 1342 ± 0.00002393 6.406 6.2/6.609 6.39 ± 0.3154
12 1342 1342/1342 1342 ± 0.00002393 6.518 6.318/6.765 6.532 ± 0.3503
13 1342 1342/1342 1342 ± 0.00002393 7.061 6.696/7.274 6.986 ± 0.3746
14 1342 1342/1342 1342 ± 0.00002393 7.133 6.882/7.43 7.119 ± 0.4073
15 1342 1342/1342 1342 ± 0.00002393 6.942 6.586/7.184 6.849 ± 0.3819
16 1342 1342/1342 1342 ± 0.0000389 5.999 5.696/6.454 6.069 ± 0.4698
17 1342 1342/1342 1342 ± 0.00004832 5.999 5.645/6.328 5.975 ± 0.4438
overwrite_modelcol
False
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2025-07-19 06:51:26.417
End
2025-07-19 07:35:59.969
Duration
0:44:33.552
Note, WebLog generation is not included in the time.

CASA logs for stage 8