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 5.539 5.288/6.071 5.704 ± 0.5415
ea02 1342 1342/1342 1342 ± 0.000001729 5.761 5.394/6.458 5.979 ± 0.6722
ea04 1342 1342/1342 1342 ± 0 5.559 5.229/6.131 5.741 ± 0.5468
ea05 1342 1342/1342 1342 ± 0 5.616 5.157/6.049 5.65 ± 0.5692
ea06 1342 1342/1342 1342 ± 0 4.924 4.746/5.359 5.049 ± 0.369
ea07 1342 1342/1342 1342 ± 0 5.945 5.508/6.206 5.969 ± 0.5654
ea08 1342 1342/1342 1342 ± 0.00001852 5.785 5.508/6.614 6.075 ± 0.6919
ea09 1342 1342/1342 1342 ± 0 5.61 5.185/6.259 5.726 ± 0.639
ea10 1342 1342/1342 1342 ± 0 5.906 5.321/6.55 5.918 ± 0.6739
ea11 1342 1342/1342 1342 ± 0 5.802 5.192/6.326 5.815 ± 0.6525
ea12 1342 1342/1342 1342 ± 0 6.39 6.192/6.887 6.513 ± 0.4073
ea13 1342 1342/1342 1342 ± 0 6.026 5.74/6.345 6.124 ± 0.5138
ea14 1342 1342/1342 1342 ± 0 5.704 5.128/6.259 5.778 ± 0.6512
ea15 1342 1342/1342 1342 ± 0 5.715 5.241/6.344 5.858 ± 0.6865
ea16 1342 1342/1342 1342 ± 0 6.025 5.594/6.611 6.168 ± 0.6985
ea17 1342 1342/1342 1342 ± 0.00001175 5.948 5.566/6.469 6.093 ± 0.6356
ea18 1342 1342/1342 1342 ± 0 5.047 4.741/5.571 5.197 ± 0.5127
ea19 1342 1342/1342 1342 ± 0 5.746 5.383/6.353 5.943 ± 0.5872
ea20 1342 1342/1342 1342 ± 0 6.068 5.682/6.7 6.209 ± 0.646
ea21 1342 1342/1342 1342 ± 0 5.558 5.268/6.111 5.713 ± 0.5345
ea22 1342 1342/1342 1342 ± 0 5.507 5.253/6.378 5.793 ± 0.6739
ea23 1342 1342/1342 1342 ± 0 6.005 5.479/6.381 6.042 ± 0.6512
ea25 1342 1342/1342 1342 ± 0 5.556 5.164/6.036 5.66 ± 0.5708
ea26 1342 1342/1342 1342 ± 0 5.991 5.654/6.696 6.164 ± 0.6765
ea27 1342 1342/1342 1342 ± 0.00002773 5.554 5.324/6.407 5.787 ± 0.5946
ea28 1342 1342/1342 1342 ± 0.00002926 5.635 5.408/6.405 5.889 ± 0.6549
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 ± 0.00002394 5.348 5.168/5.517 5.333 ± 0.2534
3 1342 1342/1342 1342 ± 0.00002397 5.112 4.959/5.367 5.142 ± 0.2411
4 1342 1342/1342 1342 ± 0.00002394 5.273 5.105/5.439 5.242 ± 0.2836
5 1342 1342/1342 1342 ± 0.00002394 5.338 5.103/5.485 5.337 ± 0.2999
6 1342 1342/1342 1342 ± 0.00002394 5.332 5.155/5.487 5.294 ± 0.2911
7 1342 1342/1342 1342 ± 0.00002394 5.341 5.239/5.491 5.344 ± 0.2565
8 1342 1342/1342 1342 ± 0.00002394 5.282 5.192/5.466 5.304 ± 0.2663
9 1342 1342/1342 1342 ± 0.00002394 5.582 5.44/5.869 5.59 ± 0.3177
10 1342 1342/1342 1342 ± 0.00002349 6.023 5.864/6.177 6.004 ± 0.2974
11 1342 1342/1342 1342 ± 0.00002349 6.315 6.084/6.374 6.22 ± 0.3122
12 1342 1342/1342 1342 ± 0.00002349 6.44 6.239/6.555 6.375 ± 0.329
13 1342 1342/1342 1342 ± 0.00002349 6.846 6.719/7.009 6.817 ± 0.3536
14 1342 1342/1342 1342 ± 0.00002349 7.082 6.785/7.282 7.001 ± 0.394
15 1342 1342/1342 1342 ± 0.00002349 6.697 6.424/6.846 6.615 ± 0.3919
16 1342 1342/1342 1342 ± 0.00003389 5.906 5.686/6.233 5.948 ± 0.3421
17 1342 1342/1342 1342 ± 0.00003392 5.93 5.704/6.212 5.947 ± 0.3303
datacolumn
residual_data
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-05-01 07:50:20.583
End
2024-05-01 08:38:06.706
Duration
0:47:46.123
Note, WebLog generation is not included in the time.

CASA logs for stage 7