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

Statwt Summary Plot

VLASS2.2.sb40879186.eb40941791.59520.340825879626_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 6.033 5.644/6.706 6.213 ± 0.6639
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.000009474 5.834 5.395/6.551 5.98 ± 0.6494
ea06 1342 1342/1342 1342 ± 0 6.202 5.53/6.57 6.09 ± 0.6671
ea07 1342 1342/1342 1342 ± 0 6.123 5.574/6.378 6.089 ± 0.5909
ea08 1342 1342/1342 1342 ± 0.00001524 6.078 5.627/6.817 6.275 ± 0.6645
ea09 1342 1342/1342 1342 ± 0 6.021 5.499/6.747 6.102 ± 0.6821
ea10 1342 1342/1342 1342 ± 0.000009244 6.199 5.685/6.961 6.309 ± 0.6466
ea11 1342 1342/1342 1342 ± 0 6.028 5.467/6.627 6.116 ± 0.6904
ea12 1342 1342/1342 1342 ± 0 6.299 5.737/6.701 6.298 ± 0.6434
ea13 1342 1342/1342 1342 ± 0 5.78 5.587/6.334 5.963 ± 0.5125
ea14 1342 1342/1342 1342 ± 0 6.485 5.794/6.986 6.509 ± 0.752
ea15 1342 1342/1342 1342 ± 0 5.867 5.362/6.226 5.814 ± 0.6065
ea16 1342 1342/1342 1342 ± 0 6.348 5.823/6.928 6.467 ± 0.7432
ea17 1342 1342/1342 1342 ± 0 6.506 6.049/7.438 6.686 ± 0.7192
ea18 1342 1342/1342 1342 ± 0 5.059 4.668/5.543 5.116 ± 0.5527
ea19 1342 1342/1342 1342 ± 0 6.603 5.896/7.187 6.597 ± 0.7511
ea20 1342 1342/1342 1342 ± 0 6.11 5.812/7.004 6.309 ± 0.6531
ea21 1342 1342/1342 1342 ± 0 6.004 5.644/6.669 6.188 ± 0.6261
ea22 1342 1342/1342 1342 ± 0 6.201 5.366/6.613 6.053 ± 0.6926
ea23 1342 1342/1342 1342 ± 0 6.239 5.848/6.865 6.447 ± 0.6718
ea24 1342 1342/1342 1342 ± 0 5.862 5.189/6.456 5.784 ± 0.6413
ea26 1342 1342/1342 1342 ± 0 6.403 5.858/7.176 6.452 ± 0.7797
ea27 1342 1342/1342 1342 ± 0 6.105 5.841/7.181 6.392 ± 0.7547
ea28 1342 1342/1342 1342 ± 0 6.064 5.853/6.988 6.421 ± 0.7143
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 ± 0.00002439 5.71 5.543/5.829 5.662 ± 0.3054
4 1342 1342/1342 1342 ± 0.0000248 5.328 5.054/5.484 5.268 ± 0.3588
5 1342 1342/1342 1342 ± 0.00002439 5.693 5.424/5.805 5.608 ± 0.3376
6 1342 1342/1342 1342 ± 0.00002439 5.638 5.419/5.781 5.577 ± 0.2842
7 1342 1342/1342 1342 ± 0.00002439 5.687 5.46/5.835 5.624 ± 0.2946
8 1342 1342/1342 1342 ± 0.00002439 5.6 5.372/5.816 5.557 ± 0.3425
9 1342 1342/1342 1342 ± 0.00002439 5.915 5.619/6.096 5.84 ± 0.3501
10 1342 1342/1342 1342 ± 0.00002439 6.396 6.198/6.525 6.305 ± 0.3432
11 1342 1342/1342 1342 ± 0.00002439 6.576 6.344/6.836 6.554 ± 0.3624
12 1342 1342/1342 1342 ± 0.00002439 6.709 6.468/6.976 6.701 ± 0.4064
13 1342 1342/1342 1342 ± 0.00002439 7.185 6.916/7.552 7.184 ± 0.4298
14 1342 1342/1342 1342 ± 0.00002439 7.447 7.268/7.759 7.415 ± 0.4206
15 1342 1342/1342 1342 ± 0.00002439 7.095 6.782/7.44 7.053 ± 0.4292
16 1342 1342/1342 1342 ± 0.00002439 6.329 6.104/6.428 6.306 ± 0.4088
17 1342 1342/1342 1342 ± 0.00002787 6.255 6.013/6.447 6.226 ± 0.3638
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.2.sb40879186.eb40941791.59520.340825879626_split_split.ms
Start time
2025-04-18 08:35:16.567
End
2025-04-18 09:29:15.177
Duration
0:53:58.610
Note, WebLog generation is not included in the time.

CASA logs for stage 8