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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.42 5.229/6.252 5.58 ± 0.8302
ea02 1342 1342/1342 1342 ± 0.0000445 5.908 5.373/6.659 5.896 ± 0.921
ea04 1342 1342/1342 1342 ± 0.00002808 5.077 4.912/5.873 5.266 ± 0.7475
ea05 1342 1342/1342 1342 ± 0.00003042 5.564 4.961/6.36 5.596 ± 0.8087
ea06 1342 1342/1342 1342 ± 0.00003584 5.255 4.943/5.934 5.303 ± 0.7787
ea07 1342 1342/1342 1342 ± 0.00004458 5.896 5.372/6.272 5.751 ± 0.8759
ea08 1342 1342/1342 1342 ± 0.00004498 6.035 5.594/6.893 6.067 ± 1.041
ea09 1342 1342/1342 1342 ± 0.00002389 5.561 5.061/6.212 5.468 ± 0.7464
ea10 1342 1342/1342 1342 ± 0.00004438 5.233 4.944/6.018 5.315 ± 0.7477
ea11 1342 1342/1342 1342 ± 0.00004432 5.91 5.269/6.555 5.832 ± 0.9358
ea12 1342 1342/1342 1342 ± 0.00003678 5.766 5.27/6.421 5.712 ± 0.925
ea13 1342 1342/1342 1342 ± 0.000007211 5.89 5.555/6.272 5.857 ± 0.714
ea14 1342 1342/1342 1342 ± 0.00004258 5.704 5.262/6.581 5.835 ± 0.9126
ea15 1342 1342/1342 1342 ± 0.00001714 5.404 5.131/6.2 5.537 ± 0.8854
ea16 1342 1342/1342 1342 ± 0.00004164 5.819 5.468/6.706 5.974 ± 0.9466
ea17 1342 1342/1342 1342 ± 0.00004496 6.005 5.464/7.042 6.022 ± 1.009
ea18 1342 1342/1342 1342 ± 0.00004442 5.177 4.857/5.765 5.124 ± 0.6707
ea19 1342 1342/1342 1342 ± 0.000008024 5.96 5.453/6.643 5.968 ± 0.7569
ea20 1342 1342/1342 1342 ± 0.0000424 5.921 5.827/6.984 6.124 ± 1.019
ea21 1342 1342/1342 1342 ± 0.00004121 5.503 5.302/6.24 5.613 ± 0.8146
ea22 1342 1342/1342 1342 ± 0.00003517 5.555 5.234/6.487 5.74 ± 0.8783
ea23 1342 1342/1342 1342 ± 0.00005287 6.402 6.117/7.014 6.061 ± 1.171
ea24 1342 1342/1342 1342 ± 0.00001167 5.252 4.916/6.048 5.438 ± 0.7031
ea25 1342 1342/1342 1342 ± 0.00004478 5.63 5.345/6.438 5.694 ± 0.8891
ea26 1342 1342/1342 1342 ± 0.00002519 5.805 5.545/6.861 6.042 ± 0.9145
ea27 1342 1342/1342 1342 ± 0.00004483 5.687 5.238/6.576 5.757 ± 0.896
ea28 1342 1342/1342 1342 ± 0.00004491 5.721 5.553/6.712 5.931 ± 0.9379
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 ± 0.00002796 5.442 5.181/5.749 5.432 ± 0.3067
5 1342 1342/1342 1342 ± 0.00002441 5.33 5.08/5.538 5.341 ± 0.2738
6 1342 1342/1342 1342 ± 0.00002403 5.34 5.038/5.516 5.29 ± 0.2816
7 1342 1342/1342 1342 ± 0.00002349 5.366 5.173/5.552 5.348 ± 0.2657
8 1342 1342/1342 1342 ± 0.00002349 5.354 5.089/5.468 5.298 ± 0.3093
9 1342 1342/1342 1342 ± 0.00002376 5.623 5.297/5.818 5.556 ± 0.315
10 1342 1342/1342 1342 ± 0.00002306 6.097 5.791/6.206 6.022 ± 0.3193
11 1342 1342/1342 1342 ± 0.00002306 6.306 6.043/6.548 6.291 ± 0.3039
12 1342 1342/1342 1342 ± 0.00002306 6.438 6.219/6.661 6.44 ± 0.3352
13 1342 1342/1342 1342 ± 0.00002306 6.756 6.467/7 6.739 ± 0.3569
14 1342 1342/1342 1342 ± 0.00002306 6.864 6.566/7.093 6.807 ± 0.4082
15 1342 1342/1342 1342 ± 0.00002586 6.554 6.14/6.858 6.503 ± 0.4321
16 1342 1342/1342 1342 ± 0.0000566 4.154 4.015/4.29 4.155 ± 0.2274
17 1342 1342/1342 1342 ± 0.00005507 4.162 4.011/4.383 4.198 ± 0.255
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
Start time
2024-11-07 21:46:23.605
End
2024-11-07 22:50:55.662
Duration
1:04:32.056
Note, WebLog generation is not included in the time.

CASA logs for stage 8