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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 5.995 5.661/6.841 6.14 ± 0.7538
ea02 1342 1342/1342 1342 ± 0 6.16 5.583/6.531 6.122 ± 0.7109
ea03 1342 1342/1342 1342 ± 0 6.172 5.449/6.739 6.076 ± 0.8395
ea04 1342 1342/1342 1342 ± 0 5.64 5.128/6.094 5.619 ± 0.681
ea05 1342 1342/1342 1342 ± 0 5.894 5.366/6.454 5.919 ± 0.7396
ea06 1342 1342/1342 1342 ± 0 5.819 5.19/6.176 5.687 ± 0.8499
ea07 1342 1342/1342 1342 ± 0 6.187 5.323/6.545 5.984 ± 0.7644
ea08 1342 1342/1342 1342 ± 0 6.458 5.839/6.837 6.422 ± 0.6497
ea09 1342 1342/1342 1342 ± 0 5.701 5.18/6.425 5.729 ± 0.8304
ea10 1342 1342/1342 1342 ± 0 5.677 5.216/6.189 5.643 ± 0.7732
ea11 1342 1342/1342 1342 ± 0 5.731 5.341/6.4 5.786 ± 0.7701
ea12 1342 1342/1342 1342 ± 0 5.521 5.312/6.164 5.672 ± 0.6947
ea13 1342 1342/1342 1342 ± 0 6.013 5.602/6.412 5.853 ± 1.179
ea14 1342 1342/1342 1342 ± 0 6.08 5.619/6.566 6.053 ± 0.7626
ea15 1342 1342/1342 1342 ± 0 6.69 6.624/7.249 6.876 ± 0.4114
ea17 1342 1342/1342 1342 ± 0 6.13 5.802/6.886 6.258 ± 0.7765
ea18 1342 1342/1342 1342 ± 0 6.349 5.891/6.907 6.431 ± 0.6676
ea19 1342 1342/1342 1342 ± 0 6.018 5.546/6.568 6.038 ± 0.7193
ea20 1342 1342/1342 1342 ± 0 6.428 5.975/7.028 6.488 ± 0.7257
ea21 1342 1342/1342 1342 ± 0 5.378 5.151/5.934 5.514 ± 0.5595
ea22 1342 1342/1342 1342 ± 0 6.16 5.645/6.705 6.188 ± 0.6845
ea23 1342 1342/1342 1342 ± 0 6.047 5.49/6.338 5.955 ± 0.7888
ea24 1342 1342/1342 1342 ± 0 6.213 5.193/6.602 5.935 ± 0.7049
ea25 1342 1342/1342 1342 ± 0 6.566 5.733/7.014 6.512 ± 0.7785
ea27 1342 1342/1342 1342 ± 0 5.612 5.264/6.279 5.646 ± 0.6842
ea28 1342 1342/1342 1342 ± 0 6.287 5.784/7.067 6.415 ± 0.7318
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 ± 0.00002395 5.559 5.371/5.715 5.57 ± 0.2459
3 1342 1342/1342 1342 ± 0.00002493 4.276 3.975/4.635 4.303 ± 0.8135
4 1342 1342/1342 1342 ± 0.00002547 5.476 5.174/5.695 5.447 ± 0.2972
5 1342 1342/1342 1342 ± 0.00002395 5.4 5.158/5.65 5.419 ± 0.3054
6 1342 1342/1342 1342 ± 0.00002395 5.366 5.185/5.637 5.397 ± 0.2875
7 1342 1342/1342 1342 ± 0.00002395 5.523 5.346/5.722 5.536 ± 0.245
8 1342 1342/1342 1342 ± 0.00002395 5.494 5.193/5.682 5.456 ± 0.2922
9 1342 1342/1342 1342 ± 0.00002395 5.747 5.565/5.948 5.764 ± 0.2856
10 1342 1342/1342 1342 ± 0.0000235 6.264 6.143/6.378 6.247 ± 0.2693
11 1342 1342/1342 1342 ± 0.0000235 6.463 6.228/6.568 6.455 ± 0.271
12 1342 1342/1342 1342 ± 0.0000235 6.6 6.328/6.77 6.583 ± 0.3223
13 1342 1342/1342 1342 ± 0.0000235 7.054 6.817/7.284 7.035 ± 0.3411
14 1342 1342/1342 1342 ± 0.0000235 7.31 6.919/7.527 7.231 ± 0.3466
15 1342 1342/1342 1342 ± 0.0000235 6.872 6.52/7.141 6.837 ± 0.3733
16 1342 1342/1342 1342 ± 0.0000235 6.38 6.022/6.782 6.364 ± 0.4218
17 1342 1342/1342 1342 ± 0.0000235 6.414 5.987/6.636 6.296 ± 0.411
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-07-29 05:45:55.107
End
2025-07-29 06:35:35.975
Duration
0:49:40.868
Note, WebLog generation is not included in the time.

CASA logs for stage 8