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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.061 4.864/5.728 5.305 ± 0.5302
ea02 1342 1342/1342 1342 ± 0.00003615 5.402 5.102/6.286 5.65 ± 0.6908
ea04 1342 1342/1342 1342 ± 0 5.193 4.74/5.649 5.237 ± 0.5278
ea05 1342 1342/1342 1342 ± 0 5.564 5.017/6.02 5.568 ± 0.5609
ea06 1342 1342/1342 1342 ± 0 4.773 4.617/5.315 4.977 ± 0.4468
ea07 1342 1342/1342 1342 ± 0.00001585 5.386 4.962/5.836 5.508 ± 0.5691
ea08 1342 1342/1342 1342 ± 0.0000415 5.322 5.143/6.374 5.721 ± 0.6969
ea09 1342 1342/1342 1342 ± 0.000005921 5.116 4.861/6.071 5.413 ± 0.6098
ea10 1342 1342/1342 1342 ± 0.00003623 5.35 5.001/6.211 5.571 ± 0.6281
ea11 1342 1342/1342 1342 ± 0 5.216 4.914/6.005 5.445 ± 0.6383
ea12 1342 1342/1342 1342 ± 0 5.328 4.983/6.059 5.511 ± 0.5979
ea13 1342 1342/1342 1342 ± 0 5.636 5.412/6.114 5.829 ± 0.5042
ea14 1342 1342/1342 1342 ± 0 5.696 5.002/6.196 5.631 ± 0.6548
ea15 1342 1342/1342 1342 ± 0 5.52 4.887/5.888 5.518 ± 0.6118
ea16 1342 1342/1342 1342 ± 0 5.782 5.282/6.357 5.808 ± 0.6508
ea17 1342 1342/1342 1342 ± 0 5.428 5.044/6.518 5.686 ± 0.6739
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0 5.838 5.209/6.381 5.836 ± 0.5914
ea20 1342 1342/1342 1342 ± 0 5.44 5.301/6.443 5.81 ± 0.6586
ea21 1342 1342/1342 1342 ± 0 5.341 5.066/5.936 5.505 ± 0.5298
ea22 1342 1342/1342 1342 ± 0.00002494 5.169 4.887/6.217 5.504 ± 0.6992
ea23 1342 1342/1342 1342 ± 0 5.588 5.157/6.201 5.737 ± 0.645
ea25 1342 1342/1342 1342 ± 0 5.019 4.815/5.924 5.363 ± 0.5989
ea26 1342 1342/1342 1342 ± 0 5.276 5.162/6.163 5.578 ± 0.5679
ea27 1342 1342/1342 1342 ± 0.00004141 5.219 4.895/6.132 5.443 ± 0.6049
ea28 1342 1342/1342 1342 ± 0.0000415 5.237 5.017/6.13 5.487 ± 0.6768
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 ± 0.00003345 5.003 4.876/5.127 5.009 ± 0.1713
4 1342 1342/1342 1342 ± 0.00003811 4.803 4.62/4.894 4.778 ± 0.234
5 1342 1342/1342 1342 ± 0.00003409 4.956 4.763/5.143 4.966 ± 0.2364
6 1342 1342/1342 1342 ± 0.00003345 4.938 4.864/5.164 4.982 ± 0.2087
7 1342 1342/1342 1342 ± 0.00003345 5.035 4.955/5.162 5.05 ± 0.1812
8 1342 1342/1342 1342 ± 0.00003345 5.059 4.882/5.204 5.051 ± 0.2137
9 1342 1342/1342 1342 ± 0.00003345 5.359 5.234/5.542 5.337 ± 0.2554
10 1342 1342/1342 1342 ± 0.00003345 5.728 5.648/5.854 5.727 ± 0.2164
11 1342 1342/1342 1342 ± 0.00003345 6.005 5.859/6.108 5.954 ± 0.2416
12 1342 1342/1342 1342 ± 0.00003345 6.136 5.933/6.214 6.093 ± 0.2611
13 1342 1342/1342 1342 ± 0.00003345 6.472 6.368/6.589 6.475 ± 0.254
14 1342 1342/1342 1342 ± 0.00003345 6.666 6.478/6.856 6.634 ± 0.2762
15 1342 1342/1342 1342 ± 0.00003345 6.339 6.121/6.501 6.279 ± 0.3239
16 1342 1342/1342 1342 ± 0.00005284 5.281 5.011/5.539 5.275 ± 0.339
17 1342 1342/1342 1342 ± 0.00005519 5.261 5.049/5.528 5.307 ± 0.3254
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2025-02-20 08:46:28.145
End
2025-02-20 09:43:22.196
Duration
0:56:54.051
Note, WebLog generation is not included in the time.

CASA logs for stage 8