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 5.201 5.062/6.047 5.485 ± 0.7746
ea02 1342 1342/1342 1342 ± 0.00004501 5.81 5.218/6.591 5.849 ± 0.8796
ea04 1342 1342/1342 1342 ± 0.00001493 5.25 4.881/5.886 5.328 ± 0.704
ea05 1342 1342/1342 1342 ± 0.00001445 5.426 4.997/6.263 5.637 ± 0.7504
ea06 1342 1342/1342 1342 ± 0.00001683 4.742 4.553/5.45 4.954 ± 0.6311
ea07 1342 1342/1342 1342 ± 0.00004332 5.787 5.24/6.209 5.722 ± 0.9025
ea08 1342 1342/1342 1342 ± 0.0000441 5.867 5.382/6.713 5.987 ± 0.9797
ea09 1342 1342/1342 1342 ± 0.00002877 5.571 5.111/6.379 5.671 ± 0.7668
ea10 1342 1342/1342 1342 ± 0.00004343 5.76 5.092/6.641 5.745 ± 0.9443
ea11 1342 1342/1342 1342 ± 0.00004254 5.491 4.956/6.325 5.626 ± 0.8842
ea12 1342 1342/1342 1342 ± 0.00002794 5.522 5.184/6.393 5.697 ± 0.9054
ea13 1342 1342/1342 1342 ± 0.00001548 5.673 5.395/6.29 5.857 ± 0.6862
ea14 1342 1342/1342 1342 ± 0.00003643 5.5 5.151/6.371 5.674 ± 0.8596
ea15 1342 1342/1342 1342 ± 0.000004913 5.228 4.99/6.132 5.502 ± 0.8453
ea16 1342 1342/1342 1342 ± 0.00002622 5.822 5.393/6.794 5.98 ± 0.9763
ea17 1342 1342/1342 1342 ± 0.00004401 5.783 5.209/6.931 5.873 ± 0.9643
ea18 1342 1342/1342 1342 ± 0.00004337 4.742 4.591/5.583 4.982 ± 0.625
ea19 1342 1342/1342 1342 ± 0.00001709 5.713 5.479/6.777 6.013 ± 0.8504
ea20 1342 1342/1342 1342 ± 0.00003998 5.804 5.628/6.931 6.029 ± 0.9639
ea21 1342 1342/1342 1342 ± 0.0000298 5.498 5.226/6.277 5.631 ± 0.8089
ea22 1342 1342/1342 1342 ± 0.00003909 5.276 4.91/6.371 5.621 ± 0.7887
ea23 1342 1342/1342 1342 ± 0.0000436 5.69 5.319/6.514 5.79 ± 0.9867
ea25 1342 1342/1342 1342 ± 0.00004382 5.358 4.998/6.172 5.501 ± 0.835
ea26 1342 1342/1342 1342 ± 0.00002933 5.831 5.619/6.857 6.053 ± 0.8435
ea27 1342 1342/1342 1342 ± 0.00004384 5.399 5.029/6.399 5.548 ± 0.849
ea28 1342 1342/1342 1342 ± 0.00004411 5.498 5.266/6.448 5.756 ± 0.9026
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 ± 0.00002351 5.226 5.015/5.524 5.245 ± 0.2932
5 1342 1342/1342 1342 ± 0.00003836 5.178 5.001/5.399 5.235 ± 0.2809
6 1342 1342/1342 1342 ± 0.00002351 5.201 5.001/5.403 5.174 ± 0.2899
7 1342 1342/1342 1342 ± 0.00002351 5.218 5.05/5.425 5.219 ± 0.2688
8 1342 1342/1342 1342 ± 0.00002351 5.23 4.998/5.35 5.18 ± 0.2881
9 1342 1342/1342 1342 ± 0.00002351 5.478 5.234/5.781 5.457 ± 0.3258
10 1342 1342/1342 1342 ± 0.00002351 5.97 5.852/6.172 5.949 ± 0.3127
11 1342 1342/1342 1342 ± 0.00002351 6.261 6.111/6.377 6.202 ± 0.3219
12 1342 1342/1342 1342 ± 0.00002351 6.396 6.204/6.589 6.38 ± 0.3567
13 1342 1342/1342 1342 ± 0.00002351 6.798 6.655/7.029 6.777 ± 0.3698
14 1342 1342/1342 1342 ± 0.00002351 6.98 6.82/7.238 6.964 ± 0.4136
15 1342 1342/1342 1342 ± 0.00002424 6.616 6.317/6.856 6.531 ± 0.4357
16 1342 1342/1342 1342 ± 0.00005829 4.287 4.121/4.523 4.313 ± 0.2425
17 1342 1342/1342 1342 ± 0.00005925 4.299 4.143/4.566 4.354 ± 0.2674
overwrite_modelcol
False
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-02 23:57:01.361
End
2024-11-03 01:05:10.716
Duration
1:08:09.355
Note, WebLog generation is not included in the time.

CASA logs for stage 8