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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.581 5.333/6.212 5.611 ± 0.7501
ea02 1342 1342/1342 1342 ± 0.00004128 5.947 5.523/6.714 5.916 ± 0.9385
ea04 1342 1342/1342 1342 ± 0 4.944 4.729/5.626 5.123 ± 0.5818
ea05 1342 1342/1342 1342 ± 0.00001285 5.127 4.749/5.976 5.295 ± 0.6409
ea06 1342 1342/1342 1342 ± 0 4.787 4.639/5.296 4.903 ± 0.5245
ea07 1342 1342/1342 1342 ± 0.00004277 5.736 5.271/6.042 5.585 ± 0.7309
ea08 1342 1342/1342 1342 ± 0.00004273 6.088 5.722/6.91 6.08 ± 0.9827
ea09 1342 1342/1342 1342 ± 0.000001185 5.479 5.13/6.238 5.587 ± 0.6795
ea10 1342 1342/1342 1342 ± 0.00004152 5.74 5.298/6.404 5.689 ± 0.7634
ea11 1342 1342/1342 1342 ± 0.00002819 5.773 5.215/6.298 5.622 ± 0.8875
ea12 1342 1342/1342 1342 ± 0 5.295 5.022/6.252 5.521 ± 0.7786
ea13 1342 1342/1342 1342 ± 0.00001829 5.746 5.415/6.078 5.748 ± 0.6118
ea14 1342 1342/1342 1342 ± 0.000003745 5.458 5.148/6.308 5.614 ± 0.7262
ea15 1342 1342/1342 1342 ± 0 5.035 4.773/5.864 5.324 ± 0.7489
ea16 1342 1342/1342 1342 ± 0.00002183 5.613 5.197/6.367 5.642 ± 0.7484
ea17 1342 1342/1342 1342 ± 0.00004065 6.121 5.634/7.065 6.087 ± 0.966
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0.000003134 5.406 5.153/6.324 5.596 ± 0.6951
ea20 1342 1342/1342 1342 ± 0 5.617 5.372/6.578 5.768 ± 0.8457
ea21 1342 1342/1342 1342 ± 0.00002121 5.22 5.012/5.962 5.344 ± 0.6972
ea22 1342 1342/1342 1342 ± 0.00003458 5.535 5.273/6.521 5.698 ± 0.8219
ea23 1342 1342/1342 1342 ± 0.0000426 5.591 5.26/6.384 5.689 ± 0.8013
ea25 1342 1342/1342 1342 ± 0.00003665 5.687 5.369/6.352 5.68 ± 0.8496
ea26 1342 1342/1342 1342 ± 0.00002049 5.584 5.501/6.426 5.755 ± 0.6522
ea27 1342 1342/1342 1342 ± 0.00004645 5.632 5.216/6.527 5.713 ± 0.8475
ea28 1342 1342/1342 1342 ± 0.00003423 6.111 5.618/6.709 6.015 ± 0.8155
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 ± 0.00002396 5.615 5.309/5.742 5.519 ± 0.3303
5 1342 1342/1342 1342 ± 0.00002445 5.327 5.11/5.415 5.275 ± 0.303
6 1342 1342/1342 1342 ± 0.00002396 5.292 5.144/5.576 5.31 ± 0.333
7 1342 1342/1342 1342 ± 0.00002396 5.297 5.085/5.525 5.282 ± 0.3102
8 1342 1342/1342 1342 ± 0.00002396 5.213 5.102/5.432 5.229 ± 0.3245
9 1342 1342/1342 1342 ± 0.00002396 5.546 5.217/5.729 5.494 ± 0.3672
10 1342 1342/1342 1342 ± 0.00002396 5.931 5.633/6.073 5.892 ± 0.3627
11 1342 1342/1342 1342 ± 0.00002396 6.175 5.958/6.371 6.159 ± 0.3634
12 1342 1342/1342 1342 ± 0.00002396 6.367 6.075/6.569 6.328 ± 0.3819
13 1342 1342/1342 1342 ± 0.00002466 6.626 6.42/6.822 6.608 ± 0.3182
14 1342 1342/1342 1342 ± 0.00003157 6.53 6.25/6.725 6.497 ± 0.3301
15 1342 1342/1342 1342 ± 0.00002431 6.585 6.332/6.745 6.538 ± 0.4479
16 1342 1342/1342 1342 ± 0.00006087 4.106 3.909/4.261 4.101 ± 0.2358
17 1342 1342/1342 1342 ± 0.00006029 4.367 4.151/4.54 4.355 ± 0.2595
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-12-13 04:45:48.743
End
2024-12-13 05:47:31.609
Duration
1:01:42.865
Note, WebLog generation is not included in the time.

CASA logs for stage 8