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

Statwt Summary Plot

VLASS3.2.sb45460397.eb46168936.60474.13114186343_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 5.396 5.162/6.438 5.622 ± 0.9074
ea02 1342 1342/1342 1342 ± 0.00002603 5.458 5.076/6.268 5.552 ± 0.9506
ea03 1342 1342/1342 1342 ± 0.000003411 5.198 5.048/6.503 5.587 ± 0.901
ea04 1342 1342/1342 1342 ± 0.00004422 5.034 4.795/6.004 5.239 ± 0.7317
ea05 1342 1342/1342 1342 ± 0.00004522 5.201 4.913/6.21 5.411 ± 0.9153
ea06 1342 1342/1342 1342 ± 0.0000102 4.789 4.7/5.78 5.201 ± 0.7656
ea07 1342 1342/1342 1342 ± 0.00003509 4.863 4.719/6.077 5.306 ± 0.9268
ea08 1342 1342/1342 1342 ± 0.000004953 5.419 4.985/6.581 5.685 ± 0.9648
ea09 1342 1342/1342 1342 ± 0.0000439 4.953 4.702/5.887 5.159 ± 0.7745
ea10 1342 1342/1342 1342 ± 0.00004627 4.752 4.372/5.796 5.01 ± 0.7942
ea11 1342 1342/1342 1342 ± 0.00004704 5.094 4.468/6.207 5.226 ± 0.9346
ea12 1342 1342/1342 1342 ± 0.00004213 5.009 4.806/6.003 5.267 ± 0.6818
ea14 1342 1342/1342 1342 ± 0.00004475 5.366 4.991/6.318 5.58 ± 0.752
ea15 1342 1342/1342 1342 ± 0.00004529 5.241 4.857/6.385 5.539 ± 0.9265
ea16 1342 1342/1342 1342 ± 0.00001069 5.52 5.029/6.468 5.633 ± 0.9418
ea17 1342 1342/1342 1342 ± 0.00004353 5.34 4.962/6.4 5.608 ± 0.8848
ea18 1342 1342/1342 1342 ± 0 5.439 5.158/6.797 5.789 ± 0.8872
ea19 1342 1342/1342 1342 ± 0.00003413 5.18 5.018/6.37 5.485 ± 0.8079
ea21 1342 1342/1342 1342 ± 0.000002543 4.79 4.69/5.677 5.071 ± 0.7027
ea22 1342 1342/1342 1342 ± 0.000005082 5.405 4.876/6.456 5.527 ± 0.8481
ea23 1342 1342/1342 1342 ± 0.00004507 5.37 4.934/6.292 5.565 ± 0.8328
ea24 1342 1342/1342 1342 ± 0.00002027 5.124 4.926/6.439 5.51 ± 0.8388
ea25 1342 1342/1342 1342 ± 0.00000568 5.517 5.218/6.656 5.847 ± 0.9794
ea27 1342 1342/1342 1342 ± 0.00001352 5.059 4.81/6.335 5.437 ± 0.8307
ea28 1342 1342/1342 1342 ± 0.00002845 5.5 5.387/6.859 5.833 ± 0.9389
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 5.001 4.856/5.156 4.961 ± 0.3076
4 1342 1342/1342 1342 ± 0.00004977 3.754 3.593/4.019 3.83 ± 0.2996
5 1342 1342/1342 1342 ± 0.00002398 5.041 4.784/5.315 5.034 ± 0.2869
6 1342 1342/1342 1342 ± 0.00002392 5.014 4.816/5.26 5.017 ± 0.2586
7 1342 1342/1342 1342 ± 0.00002392 5.105 4.952/5.221 5.074 ± 0.2241
8 1342 1342/1342 1342 ± 0.00002392 5.048 4.876/5.193 5.038 ± 0.2471
9 1342 1342/1342 1342 ± 0.00002392 5.396 5.196/5.626 5.363 ± 0.2596
10 1342 1342/1342 1342 ± 0.00002392 5.917 5.805/6.081 5.91 ± 0.2545
11 1342 1342/1342 1342 ± 0.00002392 6.212 6.028/6.313 6.173 ± 0.2599
12 1342 1342/1342 1342 ± 0.00002392 6.366 6.106/6.509 6.336 ± 0.3028
13 1342 1342/1342 1342 ± 0.00002398 6.721 6.539/6.965 6.733 ± 0.3096
14 1342 1342/1342 1342 ± 0.00002779 6.535 6.246/6.796 6.576 ± 0.4263
15 1342 1342/1342 1342 ± 0.00002392 6.697 6.309/6.938 6.631 ± 0.3686
16 1342 1342/1342 1342 ± 0.00006043 4.619 4.492/4.793 4.671 ± 0.272
17 1342 1342/1342 1342 ± 0.00006103 4.631 4.485/4.83 4.668 ± 0.2687
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2025-07-23 04:39:02.759
End
2025-07-23 05:41:42.135
Duration
1:02:39.376
Note, WebLog generation is not included in the time.

CASA logs for stage 8