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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.459 5.224/5.909 5.626 ± 0.5217
ea02 1342 1342/1342 1342 ± 0 5.715 5.394/6.394 5.919 ± 0.6426
ea04 1342 1342/1342 1342 ± 0 5.386 5.063/5.91 5.529 ± 0.536
ea05 1342 1342/1342 1342 ± 0 5.709 5.247/6.109 5.736 ± 0.5681
ea06 1342 1342/1342 1342 ± 0 4.84 4.633/5.382 4.997 ± 0.4387
ea07 1342 1342/1342 1342 ± 0 5.866 5.431/6.114 5.905 ± 0.5505
ea08 1342 1342/1342 1342 ± 0 5.763 5.468/6.619 6.024 ± 0.67
ea09 1342 1342/1342 1342 ± 0 5.656 5.151/6.171 5.68 ± 0.6166
ea10 1342 1342/1342 1342 ± 0 5.831 5.257/6.465 5.864 ± 0.6478
ea11 1342 1342/1342 1342 ± 0 5.708 5.326/6.264 5.813 ± 0.632
ea12 1342 1342/1342 1342 ± 0 5.707 5.29/6.296 5.865 ± 0.6304
ea13 1342 1342/1342 1342 ± 0 6.259 5.806/6.386 6.181 ± 0.4674
ea14 1342 1342/1342 1342 ± 0 5.85 5.234/6.249 5.804 ± 0.6217
ea15 1342 1342/1342 1342 ± 0 5.662 5.062/6.123 5.686 ± 0.6541
ea16 1342 1342/1342 1342 ± 0 6.14 5.657/6.682 6.233 ± 0.6906
ea17 1342 1342/1342 1342 ± 0.000008326 5.925 5.434/6.717 6.016 ± 0.6095
ea18 1342 1342/1342 1342 ± 0 4.97 4.657/5.369 5.064 ± 0.4905
ea19 1342 1342/1342 1342 ± 0 5.979 5.519/6.636 6.144 ± 0.6382
ea20 1342 1342/1342 1342 ± 0 5.978 5.633/6.61 6.133 ± 0.6263
ea21 1342 1342/1342 1342 ± 0 5.664 5.345/6.156 5.797 ± 0.5347
ea22 1342 1342/1342 1342 ± 0 5.507 5.244/6.435 5.777 ± 0.6449
ea23 1342 1342/1342 1342 ± 0 5.944 5.44/6.323 5.997 ± 0.6686
ea25 1342 1342/1342 1342 ± 0.000004503 5.374 5.114/5.998 5.571 ± 0.5705
ea26 1342 1342/1342 1342 ± 0 6.005 5.606/6.592 6.137 ± 0.6471
ea27 1342 1342/1342 1342 ± 0.00004005 5.438 5.174/6.226 5.648 ± 0.5657
ea28 1342 1342/1342 1342 ± 0.00002613 5.549 5.317/6.294 5.788 ± 0.6392
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 5.328 5.204/5.583 5.359 ± 0.2763
3 1342 1342/1342 1342 ± 0.00002393 5.177 4.984/5.481 5.228 ± 0.3289
4 1342 1342/1342 1342 ± 0.00002531 5.155 5.014/5.343 5.144 ± 0.3281
5 1342 1342/1342 1342 ± 0.00002349 5.274 5.074/5.487 5.296 ± 0.3335
6 1342 1342/1342 1342 ± 0.00002349 5.248 5.051/5.441 5.229 ± 0.2992
7 1342 1342/1342 1342 ± 0.00002349 5.297 5.115/5.468 5.304 ± 0.2758
8 1342 1342/1342 1342 ± 0.00002349 5.324 5.05/5.454 5.254 ± 0.2898
9 1342 1342/1342 1342 ± 0.00002349 5.538 5.382/5.799 5.527 ± 0.3317
10 1342 1342/1342 1342 ± 0.00002349 5.983 5.816/6.153 5.934 ± 0.3115
11 1342 1342/1342 1342 ± 0.00002349 6.216 6.037/6.342 6.149 ± 0.3124
12 1342 1342/1342 1342 ± 0.00002349 6.33 6.129/6.517 6.307 ± 0.3456
13 1342 1342/1342 1342 ± 0.00002349 6.762 6.685/6.934 6.748 ± 0.3627
14 1342 1342/1342 1342 ± 0.00002349 6.985 6.756/7.195 6.936 ± 0.3982
15 1342 1342/1342 1342 ± 0.00002349 6.673 6.38/6.827 6.575 ± 0.3981
16 1342 1342/1342 1342 ± 0.00003603 5.912 5.52/6.179 5.864 ± 0.4003
17 1342 1342/1342 1342 ± 0.00003484 5.881 5.711/6.13 5.889 ± 0.3607
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-17 05:35:00.320
End
2024-12-17 06:31:07.128
Duration
0:56:06.807
Note, WebLog generation is not included in the time.

CASA logs for stage 8