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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.428 5.125/6.238 5.587 ± 0.7664
ea02 1342 1342/1342 1342 ± 0.00004259 6.074 5.286/6.69 5.888 ± 0.9413
ea04 1342 1342/1342 1342 ± 0.00003387 5.337 5.118/6.025 5.507 ± 0.7284
ea05 1342 1342/1342 1342 ± 0.00001621 5.467 4.978/6.396 5.641 ± 0.811
ea06 1342 1342/1342 1342 ± 0.00003369 5.383 4.831/5.874 5.299 ± 0.6903
ea07 1342 1342/1342 1342 ± 0.00003419 5.606 5.218/6.203 5.67 ± 0.7883
ea09 1342 1342/1342 1342 ± 0.00003104 5.418 4.973/6.183 5.43 ± 0.7819
ea10 1342 1342/1342 1342 ± 0.00003566 5.164 4.757/5.802 5.219 ± 0.6963
ea11 1342 1342/1342 1342 ± 0.00003744 5.807 5.306/6.561 5.818 ± 0.8637
ea12 1342 1342/1342 1342 ± 0.00003668 5.636 5.345/6.624 5.885 ± 0.8913
ea13 1342 1342/1342 1342 ± 0.00002521 5.503 5.428/6.19 5.745 ± 0.817
ea14 1342 1342/1342 1342 ± 0.00003536 5.85 5.316/6.591 5.825 ± 0.9082
ea15 1342 1342/1342 1342 ± 0.00003494 5.804 5.259/6.512 5.812 ± 0.9142
ea16 1342 1342/1342 1342 ± 0.0000305 6.007 5.299/6.772 5.898 ± 1.044
ea17 1342 1342/1342 1342 ± 0.0000384 6.069 5.243/6.683 5.942 ± 0.9378
ea18 1342 1342/1342 1342 ± 0.0000369 4.878 4.765/5.666 5.066 ± 0.6536
ea19 1342 1342/1342 1342 ± 0.00002047 5.647 5.399/6.597 5.846 ± 0.9098
ea20 1342 1342/1342 1342 ± 0.00003718 5.936 5.802/6.986 6.2 ± 0.9604
ea21 1342 1342/1342 1342 ± 0.00002727 5.458 5.241/6.324 5.627 ± 0.8478
ea22 1342 1342/1342 1342 ± 0.00003931 5.753 4.997/6.455 5.666 ± 0.9557
ea23 1342 1342/1342 1342 ± 0.0000323 5.693 5.449/6.522 5.884 ± 0.8614
ea24 1342 1342/1342 1342 ± 0.00001869 5.609 4.709/6.103 5.36 ± 0.7957
ea25 1342 1342/1342 1342 ± 0.00003743 5.516 5.181/6.351 5.652 ± 0.832
ea26 1342 1342/1342 1342 ± 0.00001877 5.879 5.555/6.768 6.042 ± 0.8569
ea27 1342 1342/1342 1342 ± 0.00003762 5.499 5.133/6.519 5.685 ± 0.8207
ea28 1342 1342/1342 1342 ± 0.00003944 5.821 5.392/6.717 5.911 ± 0.9074
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 5.238 4.999/5.426 5.217 ± 0.3081
5 1342 1342/1342 1342 ± 0.00002351 5.476 5.26/5.645 5.442 ± 0.3969
6 1342 1342/1342 1342 ± 0.00002349 5.193 4.947/5.332 5.143 ± 0.2491
7 1342 1342/1342 1342 ± 0.00002369 5.307 5.134/5.425 5.272 ± 0.2547
8 1342 1342/1342 1342 ± 0.00002371 5.286 5.014/5.392 5.233 ± 0.2999
9 1342 1342/1342 1342 ± 0.00002576 5.527 5.365/5.697 5.502 ± 0.2951
10 1342 1342/1342 1342 ± 0.00002349 6.082 5.815/6.161 6.003 ± 0.2822
11 1342 1342/1342 1342 ± 0.00002349 6.311 6.018/6.509 6.287 ± 0.2985
12 1342 1342/1342 1342 ± 0.00002349 6.442 6.202/6.69 6.456 ± 0.3439
13 1342 1342/1342 1342 ± 0.00002369 6.633 6.367/6.923 6.573 ± 0.4208
14 1342 1342/1342 1342 ± 0.00002349 7.005 6.732/7.223 6.929 ± 0.4097
15 1342 1342/1342 1342 ± 0.00002624 6.489 6.205/6.722 6.433 ± 0.3885
16 1342 1342/1342 1342 ± 0.00005406 3.951 3.862/4.037 3.956 ± 0.2303
17 1342 1342/1342 1342 ± 0.00005273 4.059 3.882/4.24 4.066 ± 0.2778
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-10-31 13:10:27.552
End
2024-10-31 14:07:58.485
Duration
0:57:30.933
Note, WebLog generation is not included in the time.

CASA logs for stage 8