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

Statwt Summary Plot

VLASS2.1.sb38530355.eb38576088.59078.34299474537_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 5.356 5.275/5.91 5.369 ± 0.8012
ea02 1342 1342/1342 1342 ± 0.00004263 5.894 5.402/6.441 5.726 ± 0.9856
ea04 1342 1342/1342 1342 ± 0.000001549 5.223 5.07/5.893 5.353 ± 0.7496
ea05 1342 1342/1342 1342 ± 0.00001242 5.537 5.173/6.504 5.653 ± 0.8558
ea06 1342 1342/1342 1342 ± 0.000003156 4.744 4.681/5.216 4.806 ± 0.4875
ea07 1342 1342/1342 1342 ± 0.0000415 5.716 5.379/6.163 5.598 ± 0.8782
ea08 1342 1342/1342 1342 ± 0.00004162 5.925 5.537/6.696 5.881 ± 1.053
ea09 1342 1342/1342 1342 ± 0.00001314 5.468 5.143/6.156 5.438 ± 0.7888
ea10 1342 1342/1342 1342 ± 0.00004251 5.347 5.059/6.2 5.442 ± 0.8808
ea11 1342 1342/1342 1342 ± 0.00003659 5.538 5.224/6.449 5.687 ± 0.9245
ea12 1342 1342/1342 1342 ± 0.00001058 5.589 5.331/6.491 5.66 ± 0.9956
ea13 1342 1342/1342 1342 ± 0.00001745 6.067 5.789/6.434 5.965 ± 0.826
ea14 1342 1342/1342 1342 ± 0.000003793 5.579 5.357/6.609 5.756 ± 0.916
ea15 1342 1342/1342 1342 ± 0 5.261 5.083/6.272 5.573 ± 0.8882
ea16 1342 1342/1342 1342 ± 0.00003464 5.923 5.523/6.709 5.87 ± 0.9847
ea17 1342 1342/1342 1342 ± 0.00004243 5.816 5.462/6.507 5.755 ± 1
ea18 1342 1342/1342 1342 ± 0.00003743 5.055 4.693/5.768 4.999 ± 0.7791
ea19 1342 1342/1342 1342 ± 0 5.812 5.57/6.792 5.922 ± 0.8964
ea20 1342 1342/1342 1342 ± 0.00002687 5.917 5.626/6.897 5.97 ± 1.142
ea21 1342 1342/1342 1342 ± 0.00002313 5.627 5.389/6.35 5.626 ± 0.8663
ea22 1342 1342/1342 1342 ± 0.00002775 5.531 5.275/6.42 5.578 ± 0.9882
ea23 1342 1342/1342 1342 ± 0.00004272 5.729 5.539/6.653 5.828 ± 0.9926
ea25 1342 1342/1342 1342 ± 0.0000366 5.497 5.323/6.357 5.614 ± 0.8389
ea27 1342 1342/1342 1342 ± 0.00004469 5.457 5.112/6.33 5.46 ± 0.8932
ea28 1342 1342/1342 1342 ± 0.00004307 5.671 5.374/6.423 5.622 ± 0.9508
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 ± 0.00002415 5.483 5.291/5.716 5.501 ± 0.2797
3 1342 1342/1342 1342 ± 0.00002743 5.241 5.006/5.494 5.263 ± 0.3665
5 1342 1342/1342 1342 ± 0.00002415 5.374 5.227/5.577 5.402 ± 0.3623
6 1342 1342/1342 1342 ± 0.00002415 5.354 5.178/5.556 5.343 ± 0.2827
7 1342 1342/1342 1342 ± 0.00002415 5.386 5.257/5.566 5.388 ± 0.2597
8 1342 1342/1342 1342 ± 0.00002415 5.39 5.144/5.536 5.334 ± 0.287
9 1342 1342/1342 1342 ± 0.00002415 5.674 5.476/5.858 5.628 ± 0.3357
10 1342 1342/1342 1342 ± 0.00002415 6.115 5.88/6.172 5.989 ± 0.3434
11 1342 1342/1342 1342 ± 0.00002415 6.35 6.134/6.451 6.266 ± 0.3676
12 1342 1342/1342 1342 ± 0.00002415 6.449 6.311/6.668 6.426 ± 0.3799
13 1342 1342/1342 1342 ± 0.0000242 6.723 6.509/6.934 6.689 ± 0.397
14 1342 1342/1342 1342 ± 0.00003188 6.587 6.214/6.938 6.54 ± 0.5044
15 1342 1342/1342 1342 ± 0.00002423 6.725 6.511/6.894 6.603 ± 0.4868
16 1342 1342/1342 1342 ± 0.0000597 3.722 3.535/3.965 3.754 ± 0.2722
17 1342 1342/1342 1342 ± 0.00006104 3.73 3.607/3.922 3.768 ± 0.2547
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38530355.eb38576088.59078.34299474537_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-04-02 03:39:32.774
End
2024-04-02 04:10:09.817
Duration
0:30:37.043
Note, WebLog generation is not included in the time.

CASA logs for stage 7