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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.422 5.121/5.923 5.547 ± 0.4914
ea02 1342 1342/1342 1342 ± 0 5.657 5.213/6.269 5.789 ± 0.6593
ea03 1342 1342/1342 1342 ± 0 5.138 4.543/5.724 5.174 ± 0.6489
ea04 1342 1342/1342 1342 ± 0 5.491 5.093/6.037 5.628 ± 0.5639
ea05 1342 1342/1342 1342 ± 0 5.594 5.107/6.13 5.674 ± 0.6086
ea06 1342 1342/1342 1342 ± 0 4.972 4.775/5.414 5.08 ± 0.3819
ea07 1342 1342/1342 1342 ± 0 5.84 5.384/6.197 5.889 ± 0.6027
ea08 1342 1342/1342 1342 ± 0 5.826 5.398/6.491 5.985 ± 0.6603
ea09 1342 1342/1342 1342 ± 0 5.588 5.106/6.196 5.672 ± 0.6653
ea10 1342 1342/1342 1342 ± 0 5.774 5.222/6.49 5.835 ± 0.6548
ea11 1342 1342/1342 1342 ± 0 6.206 5.812/6.56 6.188 ± 0.6621
ea12 1342 1342/1342 1342 ± 0 5.653 5.322/6.2 5.838 ± 0.5765
ea13 1342 1342/1342 1342 ± 0 5.85 5.548/6.271 5.958 ± 0.5485
ea14 1342 1342/1342 1342 ± 0 5.733 5.142/6.323 5.789 ± 0.7052
ea15 1342 1342/1342 1342 ± 0 5.627 5.172/6.23 5.779 ± 0.6609
ea16 1342 1342/1342 1342 ± 0 6.039 5.584/6.595 6.128 ± 0.7672
ea17 1342 1342/1342 1342 ± 0.00001341 6.167 5.725/6.741 6.306 ± 0.6782
ea18 1342 1342/1342 1342 ± 0.00000107 4.914 4.626/5.429 5.061 ± 0.5119
ea19 1342 1342/1342 1342 ± 0 5.654 5.262/6.31 5.829 ± 0.6364
ea21 1342 1342/1342 1342 ± 0 5.632 5.219/6.202 5.736 ± 0.6035
ea22 1342 1342/1342 1342 ± 0 5.458 5.13/6.267 5.653 ± 0.6637
ea23 1342 1342/1342 1342 ± 0 5.91 5.46/6.387 5.994 ± 0.6929
ea25 1342 1342/1342 1342 ± 0.00000414 5.564 5.213/6.033 5.665 ± 0.5513
ea26 1342 1342/1342 1342 ± 0 5.859 5.401/6.514 5.979 ± 0.726
ea27 1342 1342/1342 1342 ± 0.00002764 5.488 5.213/6.307 5.699 ± 0.589
ea28 1342 1342/1342 1342 ± 0 5.28 5.095/6.014 5.527 ± 0.5812
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 5.257 5.087/5.394 5.203 ± 0.2623
3 1342 1342/1342 1342 ± 0.00002533 4.984 4.786/5.127 4.948 ± 0.261
4 1342 1342/1342 1342 ± 0.00002394 5.128 4.92/5.358 5.115 ± 0.3688
5 1342 1342/1342 1342 ± 0.00002394 5.197 5.005/5.4 5.186 ± 0.3018
6 1342 1342/1342 1342 ± 0.00002394 5.224 5.072/5.383 5.197 ± 0.2803
7 1342 1342/1342 1342 ± 0.00002394 5.232 5.152/5.334 5.237 ± 0.2537
8 1342 1342/1342 1342 ± 0.00002394 5.211 5.066/5.356 5.203 ± 0.2901
9 1342 1342/1342 1342 ± 0.00002394 5.49 5.259/5.759 5.491 ± 0.3301
10 1342 1342/1342 1342 ± 0.00002394 5.937 5.714/6.172 5.907 ± 0.3164
11 1342 1342/1342 1342 ± 0.00002349 6.22 6.005/6.325 6.135 ± 0.3138
12 1342 1342/1342 1342 ± 0.00002394 6.366 6.143/6.441 6.293 ± 0.3477
13 1342 1342/1342 1342 ± 0.00002394 6.745 6.573/6.854 6.712 ± 0.3886
14 1342 1342/1342 1342 ± 0.00002349 6.949 6.697/7.102 6.865 ± 0.4152
15 1342 1342/1342 1342 ± 0.00002394 6.578 6.317/6.741 6.501 ± 0.3974
16 1342 1342/1342 1342 ± 0.00002836 5.907 5.599/6.084 5.864 ± 0.3561
17 1342 1342/1342 1342 ± 0.00002874 5.799 5.648/6.062 5.831 ± 0.3359
output_dir
 
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-15 10:54:17.960
End
2024-11-15 11:59:12.038
Duration
1:04:54.078
Note, WebLog generation is not included in the time.

CASA logs for stage 8