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

Statwt Summary Plot

VLASS2.1.sb38610195.eb38638028.59101.102248043986_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 5.726 5.367/6.215 5.834 ± 0.6363
ea02 1342 1342/1342 1342 ± 0.00000454 5.937 5.507/6.711 6.115 ± 0.7233
ea04 1342 1342/1342 1342 ± 0.000004685 5.664 5.121/6.23 5.759 ± 0.6252
ea05 1342 1342/1342 1342 ± 0 6.013 5.343/6.529 5.906 ± 0.6523
ea06 1342 1342/1342 1342 ± 0 4.926 4.724/5.307 5.008 ± 0.3656
ea07 1342 1342/1342 1342 ± 0 6.26 5.586/6.402 6.18 ± 0.6306
ea08 1342 1342/1342 1342 ± 0 5.912 5.603/6.781 6.197 ± 0.7397
ea09 1342 1342/1342 1342 ± 0 5.817 5.306/6.449 5.939 ± 0.6884
ea10 1342 1342/1342 1342 ± 0 6.186 5.366/6.746 6.055 ± 0.7424
ea11 1342 1342/1342 1342 ± 0 6.037 5.281/6.549 6.009 ± 0.7291
ea12 1342 1342/1342 1342 ± 0 5.748 5.439/6.604 6.102 ± 0.7242
ea13 1342 1342/1342 1342 ± 0 6.495 5.878/6.657 6.366 ± 0.562
ea14 1342 1342/1342 1342 ± 0 6.075 5.34/6.584 6.032 ± 0.7377
ea15 1342 1342/1342 1342 ± 0 5.837 5.165/6.344 5.878 ± 0.728
ea16 1342 1342/1342 1342 ± 0 6.339 5.765/7.022 6.466 ± 0.8007
ea17 1342 1342/1342 1342 ± 0 6.08 5.696/6.745 6.268 ± 0.7249
ea18 1342 1342/1342 1342 ± 0 5.195 4.777/5.667 5.266 ± 0.5516
ea19 1342 1342/1342 1342 ± 0 6.39 5.688/6.98 6.427 ± 0.7418
ea20 1342 1342/1342 1342 ± 0 6.438 5.824/7.069 6.44 ± 0.6765
ea21 1342 1342/1342 1342 ± 0 5.996 5.46/6.444 6.015 ± 0.6146
ea22 1342 1342/1342 1342 ± 0 5.485 5.263/6.358 5.798 ± 0.6854
ea23 1342 1342/1342 1342 ± 0 6.288 5.581/6.738 6.279 ± 0.7424
ea25 1342 1342/1342 1342 ± 0 5.536 5.228/6.279 5.777 ± 0.6162
ea26 1342 1342/1342 1342 ± 0 6.409 5.726/7.107 6.389 ± 0.7098
ea27 1342 1342/1342 1342 ± 0.00000568 5.706 5.36/6.558 5.883 ± 0.6695
ea28 1342 1342/1342 1342 ± 0.00002113 5.929 5.485/6.581 6.021 ± 0.7094
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 ± 0.00002349 5.414 5.245/5.704 5.44 ± 0.2803
3 1342 1342/1342 1342 ± 0.00003837 4.983 4.87/5.169 5.006 ± 0.2117
4 1342 1342/1342 1342 ± 0.00002437 5.364 5.077/5.561 5.3 ± 0.336
5 1342 1342/1342 1342 ± 0.00002349 5.445 5.157/5.62 5.412 ± 0.3396
6 1342 1342/1342 1342 ± 0.00002349 5.401 5.181/5.556 5.368 ± 0.3085
7 1342 1342/1342 1342 ± 0.00002349 5.437 5.267/5.59 5.425 ± 0.2846
8 1342 1342/1342 1342 ± 0.00002349 5.463 5.164/5.6 5.392 ± 0.3121
9 1342 1342/1342 1342 ± 0.00002349 5.717 5.476/5.972 5.687 ± 0.3445
10 1342 1342/1342 1342 ± 0.00002349 6.171 6.012/6.389 6.125 ± 0.3394
11 1342 1342/1342 1342 ± 0.00002349 6.422 6.259/6.575 6.361 ± 0.3518
12 1342 1342/1342 1342 ± 0.00002394 6.559 6.279/6.762 6.477 ± 0.4976
13 1342 1342/1342 1342 ± 0.00002349 7.05 6.904/7.228 7.034 ± 0.4281
14 1342 1342/1342 1342 ± 0.00002349 7.339 7.045/7.586 7.26 ± 0.4677
15 1342 1342/1342 1342 ± 0.00002352 6.965 6.742/7.216 6.882 ± 0.4715
16 1342 1342/1342 1342 ± 0.0000259 6.234 5.892/6.558 6.192 ± 0.4491
17 1342 1342/1342 1342 ± 0.00002662 6.2 5.979/6.444 6.182 ± 0.4105
vis
VLASS2.1.sb38610195.eb38638028.59101.102248043986_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-01-08 11:45:55.450
End
2025-01-08 12:44:53.409
Duration
0:58:57.959
Note, WebLog generation is not included in the time.

CASA logs for stage 8