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

Statwt Summary Plot

VLASS2.1.sb38652042.eb38809484.59142.37127280093_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 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea02 1342 1342/1342 1342 ± 0 5.911 5.393/6.495 5.815 ± 0.8914
ea03 1342 1342/1342 1342 ± 0.00002194 5.048 4.811/6.016 5.264 ± 0.7743
ea04 1342 1342/1342 1342 ± 0.00001896 5.481 5.196/6.052 5.469 ± 0.8674
ea05 1342 1342/1342 1342 ± 0.000009946 5.341 4.934/6.15 5.492 ± 0.7852
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.00001934 5.964 5.521/6.402 5.914 ± 0.9302
ea08 1342 1342/1342 1342 ± 0.00004007 5.808 5.482/6.664 5.914 ± 0.9524
ea09 1342 1342/1342 1342 ± 0.00003748 5.717 5.179/6.436 5.688 ± 0.8261
ea10 1342 1342/1342 1342 ± 0.00002505 5.91 5.312/6.691 5.874 ± 0.8917
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003873 5.669 5.381/6.579 5.776 ± 0.9098
ea13 1342 1342/1342 1342 ± 0.0000243 5.834 5.524/6.33 5.875 ± 0.7729
ea14 1342 1342/1342 1342 ± 0.00001795 5.581 5.309/6.477 5.721 ± 0.8928
ea15 1342 1342/1342 1342 ± 0.000003576 2.591 2.405/3.018 2.724 ± 0.4627
ea17 1342 1342/1342 1342 ± 0.00003883 6.224 5.756/7.18 6.226 ± 1.049
ea18 1342 1342/1342 1342 ± 0.00003956 4.843 4.682/5.477 4.902 ± 0.6332
ea19 1342 1342/1342 1342 ± 0.00001819 5.659 5.366/6.527 5.822 ± 0.8673
ea20 1342 1342/1342 1342 ± 0.00003879 5.903 5.798/6.935 6.066 ± 0.9602
ea21 1342 1342/1342 1342 ± 0.00001499 5.692 5.431/6.508 5.817 ± 0.8988
ea23 1342 1342/1342 1342 ± 0.00001654 5.532 5.453/5.707 5.325 ± 0.7301
ea24 1342 1342/1342 1342 ± 0.00003818 5.635 5.375/6.422 5.72 ± 0.8111
ea25 1342 1342/1342 1342 ± 0.00003907 5.614 5.284/6.326 5.615 ± 0.8558
ea26 1342 1342/1342 1342 ± 0.00001826 5.846 5.714/6.926 6.093 ± 0.868
ea27 1342 1342/1342 1342 ± 0.00003543 5.496 5.182/6.477 5.669 ± 0.868
ea28 1342 1342/1342 1342 ± 0.00003589 5.408 5.206/6.298 5.585 ± 0.7486
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 ± 0.00002496 5.398 5.288/5.694 5.316 ± 0.6408
5 1342 1342/1342 1342 ± 0.00002529 5.398 5.177/5.564 5.235 ± 0.6932
6 1342 1342/1342 1342 ± 0.00002498 5.279 5.036/5.445 5.103 ± 0.6469
7 1342 1342/1342 1342 ± 0.00002496 5.39 5.266/5.496 5.26 ± 0.657
8 1342 1342/1342 1342 ± 0.00002496 5.32 5.178/5.448 5.218 ± 0.6717
9 1342 1342/1342 1342 ± 0.00002496 5.58 5.294/5.837 5.439 ± 0.7173
10 1342 1342/1342 1342 ± 0.00002496 6.021 5.678/6.267 5.818 ± 0.8076
11 1342 1342/1342 1342 ± 0.00002496 6.307 6.047/6.561 6.15 ± 0.7717
12 1342 1342/1342 1342 ± 0.00002496 6.507 6.28/6.646 6.351 ± 0.8088
13 1342 1342/1342 1342 ± 0.00002496 6.68 6.503/6.961 6.557 ± 0.7483
14 1342 1342/1342 1342 ± 0.00002822 6.561 6.223/6.854 6.41 ± 0.7368
15 1342 1342/1342 1342 ± 0.00002496 6.517 6.135/6.889 6.361 ± 0.8748
16 1342 1342/1342 1342 ± 0.00006034 3.679 3.501/3.836 3.595 ± 0.4291
17 1342 1342/1342 1342 ± 0.00006019 3.901 3.72/4.07 3.834 ± 0.4536
vis
VLASS2.1.sb38652042.eb38809484.59142.37127280093_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2025-01-11 19:59:35.402
End
2025-01-11 21:11:38.194
Duration
1:12:02.791
Note, WebLog generation is not included in the time.

CASA logs for stage 8