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

Statwt Summary Plot

VLASS2.1.sb39020510.eb39074114.59177.52519034722_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 5.293 5.12/5.897 5.392 ± 0.6843
ea02 1342 1342/1342 1342 ± 0.00004274 5.733 5.261/6.503 5.693 ± 0.8964
ea03 1342 1342/1342 1342 ± 0.000001207 2.131 2.045/2.423 2.24 ± 0.227
ea04 1342 1342/1342 1342 ± 0 5.368 5.124/6.33 5.574 ± 0.8193
ea05 1342 1342/1342 1342 ± 0.00001152 5.418 5.085/6.366 5.6 ± 0.7305
ea06 1342 1342/1342 1342 ± 0 4.483 4.225/5.115 4.613 ± 0.4819
ea07 1342 1342/1342 1342 ± 0.00004333 5.754 5.315/6.214 5.677 ± 0.8197
ea08 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea09 1342 1342/1342 1342 ± 0.00001285 5.417 5.151/6.562 5.617 ± 0.842
ea10 1342 1342/1342 1342 ± 0.00004413 5.657 5.25/6.55 5.717 ± 0.8852
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00001176 5.507 5.317/6.664 5.794 ± 1.025
ea13 1342 1342/1342 1342 ± 0.00002222 5.713 5.566/6.373 5.869 ± 0.7398
ea14 1342 1342/1342 1342 ± 0.00001273 5.351 4.871/6.214 5.414 ± 0.7701
ea15 1342 1342/1342 1342 ± 0 3.425 3.154/4.199 3.638 ± 0.5797
ea16 1342 1342/1342 1342 ± 0.00002604 5.633 5.234/6.683 5.769 ± 0.9028
ea17 1342 1342/1342 1342 ± 0 6.009 5.458/7.311 6.216 ± 0.9332
ea18 1342 1342/1342 1342 ± 0.00004027 4.844 4.502/5.818 5.01 ± 0.7472
ea19 1342 1342/1342 1342 ± 0 5.488 5.262/6.555 5.738 ± 0.7724
ea20 1342 1342/1342 1342 ± 0 5.856 5.611/7.101 6.139 ± 0.9232
ea23 1342 1342/1342 1342 ± 0.00004036 5.464 5.184/6.404 5.641 ± 0.9203
ea24 1342 1342/1342 1342 ± 0.00004135 5.11 4.954/6.301 5.409 ± 0.7957
ea25 1342 1342/1342 1342 ± 0.00004309 5.628 5.192/6.381 5.651 ± 0.8841
ea26 1342 1342/1342 1342 ± 0.000001207 1.56 1.517/1.645 1.578 ± 0.08096
ea27 1342 1342/1342 1342 ± 0.00004452 5.45 5.134/6.54 5.583 ± 0.8647
ea28 1342 1342/1342 1342 ± 0.00004331 5.33 5.086/6.223 5.445 ± 0.8107
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 ± 0.00002441 5.172 4.895/5.435 4.85 ± 1.069
3 1342 1342/1342 1342 ± 0.00003091 5.03 4.406/5.292 4.562 ± 1.164
5 1342 1342/1342 1342 ± 0.00002441 5.219 4.86/5.454 4.858 ± 1.096
6 1342 1342/1342 1342 ± 0.00002441 5.197 4.998/5.39 4.817 ± 1.054
7 1342 1342/1342 1342 ± 0.00002441 5.28 5.059/5.386 4.91 ± 1.058
8 1342 1342/1342 1342 ± 0.00002441 5.224 5.074/5.392 4.882 ± 1.068
9 1342 1342/1342 1342 ± 0.00002441 5.467 5.27/5.813 5.139 ± 1.142
10 1342 1342/1342 1342 ± 0.00002441 5.979 5.692/6.17 5.526 ± 1.234
11 1342 1342/1342 1342 ± 0.00002441 6.273 6.189/6.4 5.815 ± 1.283
12 1342 1342/1342 1342 ± 0.00002441 6.501 6.288/6.641 6.013 ± 1.343
13 1342 1342/1342 1342 ± 0.00002473 6.586 6.191/6.869 6.187 ± 1.363
14 1342 1342/1342 1342 ± 0.00003119 6.316 5.992/6.793 6.075 ± 1.363
15 1342 1342/1342 1342 ± 0.00002449 6.707 6.366/7.031 6.208 ± 1.438
16 1342 1342/1342 1342 ± 0.0000609 4.058 3.899/4.236 3.906 ± 0.7162
17 1342 1342/1342 1342 ± 0.00006045 4.099 3.951/4.295 3.949 ± 0.7347
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb39020510.eb39074114.59177.52519034722_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2025-01-11 07:10:52.887
End
2025-01-11 08:04:33.294
Duration
0:53:40.407
Note, WebLog generation is not included in the time.

CASA logs for stage 8