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

Statwt Summary Plot

VLASS2.1.sb38619162.eb38631105.59096.06071193287_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 5.48 5.195/5.915 5.627 ± 0.546
ea02 1342 1342/1342 1342 ± 0 5.607 5.317/6.401 5.889 ± 0.661
ea04 1342 1342/1342 1342 ± 0 5.38 5.06/6.016 5.577 ± 0.5813
ea05 1342 1342/1342 1342 ± 0 5.605 5.171/6.102 5.694 ± 0.5942
ea06 1342 1342/1342 1342 ± 0 4.982 4.751/5.366 5.064 ± 0.3752
ea07 1342 1342/1342 1342 ± 0 6.054 5.371/6.248 5.966 ± 0.5981
ea08 1342 1342/1342 1342 ± 0 5.687 5.418/6.542 6.005 ± 0.6979
ea09 1342 1342/1342 1342 ± 0 5.542 5.125/6.194 5.669 ± 0.6268
ea10 1342 1342/1342 1342 ± 0 5.962 5.237/6.582 5.912 ± 0.6836
ea11 1342 1342/1342 1342 ± 0 5.789 5.102/6.315 5.808 ± 0.6621
ea12 1342 1342/1342 1342 ± 0 5.898 5.262/6.388 5.946 ± 0.6731
ea13 1342 1342/1342 1342 ± 0 6.135 5.672/6.316 6.107 ± 0.52
ea14 1342 1342/1342 1342 ± 0 5.881 5.173/6.342 5.831 ± 0.6875
ea15 1342 1342/1342 1342 ± 0 5.521 5.036/6.204 5.691 ± 0.6912
ea16 1342 1342/1342 1342 ± 0 6.001 5.557/6.691 6.184 ± 0.7291
ea17 1342 1342/1342 1342 ± 0.000002468 5.85 5.486/6.445 6.028 ± 0.6373
ea18 1342 1342/1342 1342 ± 0 5.099 4.672/5.552 5.125 ± 0.5331
ea19 1342 1342/1342 1342 ± 0 5.905 5.453/6.653 6.107 ± 0.6809
ea20 1342 1342/1342 1342 ± 0 6.194 5.639/6.879 6.195 ± 0.6411
ea21 1342 1342/1342 1342 ± 0 5.604 5.247/6.133 5.731 ± 0.5652
ea22 1342 1342/1342 1342 ± 0 5.383 5.134/6.251 5.673 ± 0.6566
ea23 1342 1342/1342 1342 ± 0 6.093 5.395/6.488 6.061 ± 0.6964
ea25 1342 1342/1342 1342 ± 0 5.418 5.182/6.11 5.613 ± 0.6054
ea26 1342 1342/1342 1342 ± 0 5.951 5.534/6.827 6.113 ± 0.6608
ea27 1342 1342/1342 1342 ± 0.00000817 5.512 5.194/6.332 5.702 ± 0.6052
ea28 1342 1342/1342 1342 ± 0.00002813 5.598 5.322/6.349 5.835 ± 0.6522
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 ± 0.00002349 5.271 5.134/5.537 5.305 ± 0.2438
3 1342 1342/1342 1342 ± 0.0000298 5.192 4.981/5.382 5.169 ± 0.2701
4 1342 1342/1342 1342 ± 0.00002349 5.123 5.022/5.355 5.152 ± 0.2858
5 1342 1342/1342 1342 ± 0.00002349 5.269 5.027/5.424 5.26 ± 0.3031
6 1342 1342/1342 1342 ± 0.00002349 5.202 4.986/5.387 5.187 ± 0.2752
7 1342 1342/1342 1342 ± 0.00002349 5.255 5.14/5.421 5.263 ± 0.2478
8 1342 1342/1342 1342 ± 0.00002349 5.28 5.041/5.408 5.228 ± 0.2695
9 1342 1342/1342 1342 ± 0.00002349 5.555 5.342/5.772 5.51 ± 0.3117
10 1342 1342/1342 1342 ± 0.00002349 5.975 5.813/6.139 5.952 ± 0.2971
11 1342 1342/1342 1342 ± 0.00002349 6.246 6.054/6.352 6.173 ± 0.3137
12 1342 1342/1342 1342 ± 0.00002349 6.358 6.172/6.531 6.333 ± 0.3417
13 1342 1342/1342 1342 ± 0.00002349 6.768 6.661/7.01 6.779 ± 0.3605
14 1342 1342/1342 1342 ± 0.00002349 7.019 6.794/7.205 6.972 ± 0.3975
15 1342 1342/1342 1342 ± 0.00002349 6.699 6.455/6.91 6.619 ± 0.4
16 1342 1342/1342 1342 ± 0.00002788 5.961 5.578/6.198 5.915 ± 0.3902
17 1342 1342/1342 1342 ± 0.00002889 5.953 5.57/6.214 5.916 ± 0.3818
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-12-13 18:04:55.210
End
2024-12-13 19:03:04.480
Duration
0:58:09.270
Note, WebLog generation is not included in the time.

CASA logs for stage 8