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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.197 5.042/6.048 5.493 ± 0.7449
ea02 1342 1342/1342 1342 ± 0.00004466 5.772 5.187/6.592 5.854 ± 0.8531
ea04 1342 1342/1342 1342 ± 0.00001551 5.251 4.871/5.847 5.336 ± 0.6911
ea05 1342 1342/1342 1342 ± 0.00001101 5.438 5.003/6.172 5.646 ± 0.7381
ea06 1342 1342/1342 1342 ± 0.00001524 4.763 4.545/5.438 4.956 ± 0.6176
ea07 1342 1342/1342 1342 ± 0.00004347 5.752 5.228/6.209 5.716 ± 0.901
ea08 1342 1342/1342 1342 ± 0.0000441 5.874 5.362/6.716 5.995 ± 0.9437
ea09 1342 1342/1342 1342 ± 0.00002751 5.541 5.098/6.364 5.686 ± 0.7328
ea10 1342 1342/1342 1342 ± 0.00004323 5.735 5.073/6.638 5.748 ± 0.927
ea11 1342 1342/1342 1342 ± 0.00004328 5.548 4.959/6.322 5.631 ± 0.8696
ea12 1342 1342/1342 1342 ± 0.00002736 5.513 5.174/6.383 5.7 ± 0.8814
ea13 1342 1342/1342 1342 ± 0.00001432 5.651 5.396/6.278 5.865 ± 0.6503
ea14 1342 1342/1342 1342 ± 0.0000374 5.495 5.14/6.374 5.672 ± 0.855
ea15 1342 1342/1342 1342 ± 0.000008157 5.249 4.987/6.133 5.511 ± 0.8286
ea16 1342 1342/1342 1342 ± 0.00002235 5.821 5.393/6.792 5.969 ± 0.9753
ea17 1342 1342/1342 1342 ± 0.00004407 5.763 5.194/6.928 5.873 ± 0.9411
ea18 1342 1342/1342 1342 ± 0.00004379 4.739 4.573/5.569 4.97 ± 0.6168
ea19 1342 1342/1342 1342 ± 0.00001892 5.702 5.471/6.79 6.006 ± 0.8454
ea20 1342 1342/1342 1342 ± 0.00003993 5.784 5.611/6.804 6.024 ± 0.9328
ea21 1342 1342/1342 1342 ± 0.00002951 5.479 5.203/6.266 5.626 ± 0.7956
ea22 1342 1342/1342 1342 ± 0.00003634 5.246 4.877/6.354 5.622 ± 0.7672
ea23 1342 1342/1342 1342 ± 0.00004374 5.691 5.279/6.498 5.787 ± 0.9816
ea25 1342 1342/1342 1342 ± 0.00004388 5.343 4.979/6.18 5.498 ± 0.8221
ea26 1342 1342/1342 1342 ± 0.00002818 5.833 5.603/6.84 6.073 ± 0.7954
ea27 1342 1342/1342 1342 ± 0.0000439 5.387 5.036/6.394 5.554 ± 0.8251
ea28 1342 1342/1342 1342 ± 0.00004422 5.488 5.251/6.458 5.762 ± 0.899
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 5.208 5.006/5.507 5.23 ± 0.2924
5 1342 1342/1342 1342 ± 0.00003836 5.361 5.151/5.448 5.315 ± 0.2273
6 1342 1342/1342 1342 ± 0.00002348 5.189 4.986/5.393 5.16 ± 0.2894
7 1342 1342/1342 1342 ± 0.00002348 5.2 5.034/5.408 5.208 ± 0.2688
8 1342 1342/1342 1342 ± 0.00002348 5.246 5.005/5.336 5.17 ± 0.2889
9 1342 1342/1342 1342 ± 0.00002348 5.47 5.25/5.752 5.453 ± 0.3194
10 1342 1342/1342 1342 ± 0.00002348 5.964 5.847/6.165 5.944 ± 0.3129
11 1342 1342/1342 1342 ± 0.00002348 6.272 6.114/6.363 6.2 ± 0.3219
12 1342 1342/1342 1342 ± 0.00002348 6.391 6.206/6.591 6.379 ± 0.3602
13 1342 1342/1342 1342 ± 0.00002348 6.799 6.641/7.027 6.779 ± 0.3703
14 1342 1342/1342 1342 ± 0.00002348 7.008 6.82/7.262 6.975 ± 0.4092
15 1342 1342/1342 1342 ± 0.000024 6.539 6.238/6.817 6.468 ± 0.4486
16 1342 1342/1342 1342 ± 0.00005797 4.35 4.179/4.603 4.389 ± 0.2675
17 1342 1342/1342 1342 ± 0.00006006 4.364 4.216/4.646 4.435 ± 0.3012
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
Start time
2024-11-02 16:29:00.958
End
2024-11-02 17:38:05.891
Duration
1:09:04.933
Note, WebLog generation is not included in the time.

CASA logs for stage 8