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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.453 5.203/5.94 5.606 ± 0.5189
ea02 1342 1342/1342 1342 ± 0.000008413 5.664 5.304/6.328 5.859 ± 0.6584
ea04 1342 1342/1342 1342 ± 0 5.553 5.189/6.109 5.705 ± 0.5493
ea05 1342 1342/1342 1342 ± 0 5.607 5.283/6.106 5.719 ± 0.5526
ea06 1342 1342/1342 1342 ± 0 4.899 4.669/5.322 5.003 ± 0.3758
ea07 1342 1342/1342 1342 ± 0 5.806 5.402/6.092 5.861 ± 0.5549
ea08 1342 1342/1342 1342 ± 0.00002664 5.745 5.414/6.514 5.976 ± 0.6843
ea09 1342 1342/1342 1342 ± 0.000009784 5.524 5.172/6.203 5.67 ± 0.6292
ea10 1342 1342/1342 1342 ± 0 5.761 5.251/6.429 5.813 ± 0.6807
ea11 1342 1342/1342 1342 ± 0 5.684 5.181/6.208 5.711 ± 0.6179
ea12 1342 1342/1342 1342 ± 0 6.081 5.406/6.357 6.057 ± 0.6086
ea13 1342 1342/1342 1342 ± 0.000002833 5.987 5.674/6.345 6.095 ± 0.5171
ea14 1342 1342/1342 1342 ± 0 5.639 5.086/6.191 5.721 ± 0.6345
ea15 1342 1342/1342 1342 ± 0 5.695 5.182/6.295 5.81 ± 0.6874
ea16 1342 1342/1342 1342 ± 0 6.026 5.603/6.588 6.152 ± 0.6823
ea17 1342 1342/1342 1342 ± 0.00002142 5.814 5.489/6.342 5.977 ± 0.6181
ea18 1342 1342/1342 1342 ± 0 4.94 4.637/5.406 5.065 ± 0.5133
ea19 1342 1342/1342 1342 ± 0 5.78 5.454/6.365 5.971 ± 0.5684
ea20 1342 1342/1342 1342 ± 0 5.979 5.57/6.591 6.095 ± 0.6463
ea21 1342 1342/1342 1342 ± 0 5.555 5.296/6.097 5.722 ± 0.5131
ea22 1342 1342/1342 1342 ± 0.00001088 5.453 5.203/6.301 5.723 ± 0.6607
ea23 1342 1342/1342 1342 ± 0 5.923 5.414/6.289 5.973 ± 0.639
ea25 1342 1342/1342 1342 ± 0 5.437 5.099/5.934 5.569 ± 0.5763
ea26 1342 1342/1342 1342 ± 0.000007329 5.867 5.656/6.64 6.114 ± 0.6507
ea27 1342 1342/1342 1342 ± 0.00002769 5.477 5.194/6.271 5.679 ± 0.5874
ea28 1342 1342/1342 1342 ± 0.00003718 5.476 5.307/6.259 5.762 ± 0.6382
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 5.296 5.125/5.493 5.292 ± 0.2586
3 1342 1342/1342 1342 ± 0.00002376 5.055 4.88/5.286 5.063 ± 0.2746
4 1342 1342/1342 1342 ± 0.00002371 5.235 5.063/5.451 5.21 ± 0.3102
5 1342 1342/1342 1342 ± 0.00002369 5.356 5.104/5.436 5.298 ± 0.2939
6 1342 1342/1342 1342 ± 0.00002369 5.31 5.151/5.409 5.272 ± 0.297
7 1342 1342/1342 1342 ± 0.00002369 5.288 5.17/5.387 5.282 ± 0.2575
8 1342 1342/1342 1342 ± 0.00002369 5.264 5.139/5.369 5.247 ± 0.2606
9 1342 1342/1342 1342 ± 0.00002369 5.546 5.359/5.768 5.519 ± 0.3007
10 1342 1342/1342 1342 ± 0.00002349 5.941 5.829/6.117 5.932 ± 0.2893
11 1342 1342/1342 1342 ± 0.00002349 6.229 6.039/6.292 6.143 ± 0.3041
12 1342 1342/1342 1342 ± 0.00002349 6.338 6.178/6.48 6.296 ± 0.3264
13 1342 1342/1342 1342 ± 0.00002349 6.756 6.646/6.923 6.736 ± 0.3488
14 1342 1342/1342 1342 ± 0.00002349 6.99 6.758/7.171 6.927 ± 0.3834
15 1342 1342/1342 1342 ± 0.00002349 6.644 6.349/6.776 6.542 ± 0.3844
16 1342 1342/1342 1342 ± 0.00004124 5.872 5.592/6.161 5.859 ± 0.3469
17 1342 1342/1342 1342 ± 0.00003778 5.826 5.537/6.094 5.829 ± 0.3509
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-05-01 17:24:00.836
End
2024-05-01 18:37:37.219
Duration
1:13:36.383
Note, WebLog generation is not included in the time.

CASA logs for stage 7