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

Statwt Summary Plot

VLASS2.1.sb38498189.eb38518036.59051.15321533565_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 4.981 4.768/5.79 5.316 ± 0.6897
ea02 1342 1342/1342 1342 ± 0.00003083 5.292 4.947/6.367 5.602 ± 0.8622
ea04 1342 1342/1342 1342 ± 0.00002218 4.956 4.72/5.671 5.174 ± 0.6933
ea05 1342 1342/1342 1342 ± 0.00001088 5.271 4.881/6.363 5.568 ± 0.8109
ea06 1342 1342/1342 1342 ± 0.00002994 4.521 4.372/5.389 4.801 ± 0.6022
ea07 1342 1342/1342 1342 ± 0.00004358 5.263 5.012/5.988 5.492 ± 0.76
ea08 1342 1342/1342 1342 ± 0.00004272 5.356 5.102/6.531 5.769 ± 0.8982
ea09 1342 1342/1342 1342 ± 0 5.141 4.73/5.84 5.218 ± 0.6196
ea10 1342 1342/1342 1342 ± 0.00004406 4.539 4.273/5.355 4.792 ± 0.6236
ea11 1342 1342/1342 1342 ± 0.00004523 5.348 4.934/6.34 5.594 ± 0.8596
ea12 1342 1342/1342 1342 ± 0.00004105 5.073 4.828/5.903 5.396 ± 0.8071
ea13 1342 1342/1342 1342 ± 0 5.35 5.078/6.029 5.659 ± 0.6844
ea14 1342 1342/1342 1342 ± 0.00003436 5.205 4.966/6.271 5.588 ± 0.7999
ea15 1342 1342/1342 1342 ± 0.00001547 5.08 4.964/6.11 5.449 ± 0.8083
ea16 1342 1342/1342 1342 ± 0.00001466 5.211 5.088/6.55 5.711 ± 0.9735
ea17 1342 1342/1342 1342 ± 0.00004547 5.447 5.046/6.269 5.682 ± 0.857
ea18 1342 1342/1342 1342 ± 0.00004467 4.604 4.42/5.338 4.916 ± 0.6167
ea19 1342 1342/1342 1342 ± 0.00002096 5.305 5.147/6.56 5.746 ± 0.8297
ea20 1342 1342/1342 1342 ± 0.00004184 5.512 5.349/6.524 5.802 ± 0.8547
ea21 1342 1342/1342 1342 ± 0.00002546 5.257 4.869/6.142 5.504 ± 0.7905
ea22 1342 1342/1342 1342 ± 0.000001796 5.064 4.796/6.049 5.422 ± 0.7522
ea23 1342 1342/1342 1342 ± 0.00003936 5.193 4.923/6.252 5.648 ± 0.8797
ea24 1342 1342/1342 1342 ± 0 4.817 4.599/5.989 5.244 ± 0.707
ea25 1342 1342/1342 1342 ± 0.00004539 4.991 4.655/5.857 5.292 ± 0.7809
ea26 1342 1342/1342 1342 ± 0 5.329 5.191/6.536 5.794 ± 0.827
ea27 1342 1342/1342 1342 ± 0.00004452 5.188 4.928/6.286 5.49 ± 0.7824
ea28 1342 1342/1342 1342 ± 0.00004398 5.146 5.046/6.201 5.579 ± 0.8083
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 ± 0.00002308 4.925 4.664/5.122 4.878 ± 0.3342
5 1342 1342/1342 1342 ± 0.00003375 5.155 4.966/5.282 5.11 ± 0.2698
6 1342 1342/1342 1342 ± 0.00002308 5.001 4.734/5.146 4.941 ± 0.266
7 1342 1342/1342 1342 ± 0.00002308 4.965 4.777/5.132 4.922 ± 0.2567
8 1342 1342/1342 1342 ± 0.00002308 4.995 4.765/5.147 4.962 ± 0.2957
9 1342 1342/1342 1342 ± 0.00002316 5.09 4.786/5.261 5.039 ± 0.2757
10 1342 1342/1342 1342 ± 0.00002307 5.859 5.626/5.938 5.757 ± 0.3103
11 1342 1342/1342 1342 ± 0.00002307 6.071 5.837/6.265 6.014 ± 0.323
12 1342 1342/1342 1342 ± 0.00002307 6.219 5.988/6.432 6.193 ± 0.3537
13 1342 1342/1342 1342 ± 0.00002307 6.727 6.317/6.901 6.602 ± 0.4155
14 1342 1342/1342 1342 ± 0.00002307 6.891 6.577/7.122 6.766 ± 0.4345
15 1342 1342/1342 1342 ± 0.00003156 6.007 5.69/6.444 5.999 ± 0.5211
16 1342 1342/1342 1342 ± 0.00005976 4.284 4.155/4.418 4.273 ± 0.2039
17 1342 1342/1342 1342 ± 0.00006099 4.661 4.51/4.817 4.65 ± 0.229
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38498189.eb38518036.59051.15321533565_split_split.ms
overwrite_modelcol
False
Start time
2024-04-20 14:07:48.584
End
2024-04-20 15:02:17.977
Duration
0:54:29.393
Note, WebLog generation is not included in the time.

CASA logs for stage 7