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

Statwt Summary Plot

VLASS2.1.sb38528342.eb38565674.59072.03519471065_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 5.571 5.202/6.009 5.701 ± 0.5481
ea02 1342 1342/1342 1342 ± 0 5.706 5.369/6.392 5.876 ± 0.6593
ea05 1342 1342/1342 1342 ± 0 5.718 5.257/6.268 5.823 ± 0.6191
ea06 1342 1342/1342 1342 ± 0 4.929 4.755/5.265 5.009 ± 0.3288
ea07 1342 1342/1342 1342 ± 0 5.621 5.373/5.903 5.748 ± 0.4265
ea08 1342 1342/1342 1342 ± 0.000007778 5.799 5.482/6.614 6.029 ± 0.6935
ea09 1342 1342/1342 1342 ± 0 5.17 4.913/5.724 5.32 ± 0.4866
ea10 1342 1342/1342 1342 ± 0 5.745 5.268/6.434 5.826 ± 0.6404
ea11 1342 1342/1342 1342 ± 0 5.902 5.327/6.395 5.895 ± 0.6074
ea12 1342 1342/1342 1342 ± 0 5.789 5.39/6.407 5.969 ± 0.6152
ea13 1342 1342/1342 1342 ± 0 6.069 5.742/6.396 6.129 ± 0.5116
ea14 1342 1342/1342 1342 ± 0 5.947 5.349/6.529 6.001 ± 0.7076
ea15 1342 1342/1342 1342 ± 0 5.643 5.204/6.294 5.81 ± 0.6777
ea16 1342 1342/1342 1342 ± 0 5.102 5.032/5.207 5.086 ± 0.2194
ea17 1342 1342/1342 1342 ± 0.00002979 6.028 5.606/6.475 6.102 ± 0.6081
ea18 1342 1342/1342 1342 ± 0 5.112 4.85/5.624 5.268 ± 0.4992
ea19 1342 1342/1342 1342 ± 0 5.898 5.52/6.592 6.089 ± 0.6508
ea20 1342 1342/1342 1342 ± 0 6.095 5.777/6.739 6.266 ± 0.6151
ea21 1342 1342/1342 1342 ± 0 5.717 5.386/6.231 5.825 ± 0.563
ea22 1342 1342/1342 1342 ± 0 5.511 5.257/6.38 5.792 ± 0.673
ea23 1342 1342/1342 1342 ± 0 6.003 5.46/6.373 6.053 ± 0.6707
ea25 1342 1342/1342 1342 ± 0 5.313 5.102/5.41 5.266 ± 0.1862
ea26 1342 1342/1342 1342 ± 0 5.672 5.411/6.374 5.91 ± 0.5795
ea27 1342 1342/1342 1342 ± 0.00002823 5.483 5.222/6.327 5.722 ± 0.5844
ea28 1342 1342/1342 1342 ± 0.00003465 5.656 5.398/6.408 5.94 ± 0.6565
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 ± 0.00002393 5.3 5.068/5.389 5.252 ± 0.2666
3 1342 1342/1342 1342 ± 0.00002393 5.251 5.013/5.483 5.263 ± 0.2812
4 1342 1342/1342 1342 ± 0.00002393 5.223 5.08/5.383 5.183 ± 0.2711
5 1342 1342/1342 1342 ± 0.00002393 5.347 5.227/5.479 5.344 ± 0.2815
6 1342 1342/1342 1342 ± 0.00002393 5.307 5.163/5.422 5.281 ± 0.2367
7 1342 1342/1342 1342 ± 0.00002393 5.322 5.198/5.496 5.327 ± 0.2464
8 1342 1342/1342 1342 ± 0.00002393 5.396 5.114/5.486 5.295 ± 0.2758
9 1342 1342/1342 1342 ± 0.00002393 5.59 5.475/5.826 5.568 ± 0.3247
10 1342 1342/1342 1342 ± 0.00002491 6.08 5.874/6.189 5.999 ± 0.3276
11 1342 1342/1342 1342 ± 0.00002491 6.324 6.141/6.403 6.205 ± 0.3484
12 1342 1342/1342 1342 ± 0.00002491 6.459 6.211/6.534 6.348 ± 0.3638
13 1342 1342/1342 1342 ± 0.00002491 6.807 6.623/7 6.76 ± 0.3694
14 1342 1342/1342 1342 ± 0.00002491 7.034 6.78/7.213 6.935 ± 0.4264
15 1342 1342/1342 1342 ± 0.00002491 6.749 6.446/6.868 6.592 ± 0.4388
16 1342 1342/1342 1342 ± 0.0000415 5.982 5.601/6.219 5.913 ± 0.4036
17 1342 1342/1342 1342 ± 0.00003692 5.863 5.654/6.336 5.93 ± 0.3943
output_dir
 
vis
VLASS2.1.sb38528342.eb38565674.59072.03519471065_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-12-03 13:56:36.496
End
2024-12-03 14:50:34.159
Duration
0:53:57.663
Note, WebLog generation is not included in the time.

CASA logs for stage 8