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

Statwt Summary Plot

VLASS2.2.sb40880919.eb41034540.59559.16303170139_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 6.3 5.934/6.823 6.431 ± 0.5887
ea03 1342 1342/1342 1342 ± 0.000004695 5.662 5.2/6.728 5.883 ± 0.734
ea04 1342 1342/1342 1342 ± 0.000004692 6.25 5.684/6.758 6.304 ± 0.6979
ea05 1342 1342/1342 1342 ± 0 6.118 5.851/7.031 6.368 ± 0.7288
ea06 1342 1342/1342 1342 ± 0 6.435 5.841/6.815 6.357 ± 0.6256
ea07 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea08 1342 1342/1342 1342 ± 0 5.937 5.605/6.728 6.163 ± 0.6276
ea09 1342 1342/1342 1342 ± 0 6.138 5.532/6.924 6.221 ± 0.7073
ea10 1342 1342/1342 1342 ± 0 7.109 6.794/7.338 7.035 ± 0.4257
ea11 1342 1342/1342 1342 ± 0 6.313 5.593/6.852 6.314 ± 0.7319
ea12 1342 1342/1342 1342 ± 0 6.536 5.88/7.027 6.566 ± 0.7192
ea13 1342 1342/1342 1342 ± 0 5.83 5.417/6.196 5.896 ± 0.4234
ea14 1342 1342/1342 1342 ± 0 6.635 5.858/6.985 6.544 ± 0.7037
ea15 1342 1342/1342 1342 ± 0 6.046 5.45/6.574 6.053 ± 0.6679
ea16 1342 1342/1342 1342 ± 0 6.534 5.917/7.06 6.567 ± 0.7485
ea17 1342 1342/1342 1342 ± 0 6.873 6.393/7.851 7.062 ± 0.7541
ea18 1342 1342/1342 1342 ± 0 5.251 4.828/5.659 5.263 ± 0.5498
ea19 1342 1342/1342 1342 ± 0 6.754 5.992/7.28 6.659 ± 0.7207
ea20 1342 1342/1342 1342 ± 0 5.938 5.666/6.743 6.104 ± 0.6228
ea21 1342 1342/1342 1342 ± 0 5.457 5.22/6.063 5.664 ± 0.4934
ea22 1342 1342/1342 1342 ± 0 6.293 5.507/6.629 6.149 ± 0.624
ea23 1342 1342/1342 1342 ± 0 6.288 5.888/6.939 6.489 ± 0.698
ea24 1342 1342/1342 1342 ± 0 6.054 5.362/6.576 5.964 ± 0.5993
ea25 1342 1342/1342 1342 ± 0 6.831 5.989/7.23 6.727 ± 0.8196
ea26 1342 1342/1342 1342 ± 0 6.688 6.063/7.467 6.725 ± 0.7101
ea27 1342 1342/1342 1342 ± 0 6.056 5.776/7.075 6.35 ± 0.6783
ea28 1342 1342/1342 1342 ± 0 6.256 5.928/7.147 6.517 ± 0.6826
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 5.768 5.556/5.994 5.726 ± 0.3247
4 1342 1342/1342 1342 ± 0.00002395 5.381 5.171/5.693 5.423 ± 0.4324
5 1342 1342/1342 1342 ± 0.00002395 5.834 5.489/5.928 5.704 ± 0.3619
6 1342 1342/1342 1342 ± 0.00002395 5.697 5.444/5.866 5.632 ± 0.3105
7 1342 1342/1342 1342 ± 0.00002395 5.791 5.544/5.928 5.724 ± 0.3119
8 1342 1342/1342 1342 ± 0.00002395 5.637 5.42/5.936 5.673 ± 0.3683
9 1342 1342/1342 1342 ± 0.00002395 6.004 5.765/6.259 5.976 ± 0.3684
10 1342 1342/1342 1342 ± 0.0000235 6.594 6.25/6.701 6.458 ± 0.3541
11 1342 1342/1342 1342 ± 0.0000235 6.809 6.544/6.971 6.707 ± 0.3713
12 1342 1342/1342 1342 ± 0.0000235 6.906 6.632/7.083 6.846 ± 0.4354
13 1342 1342/1342 1342 ± 0.0000235 7.374 7.072/7.726 7.316 ± 0.498
14 1342 1342/1342 1342 ± 0.0000235 7.543 7.275/7.866 7.484 ± 0.5031
15 1342 1342/1342 1342 ± 0.0000235 7.085 6.859/7.473 7.112 ± 0.4574
16 1342 1342/1342 1342 ± 0.0000235 6.36 6.051/6.76 6.385 ± 0.5036
17 1342 1342/1342 1342 ± 0.0000235 6.294 6.042/6.689 6.305 ± 0.4961
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.2.sb40880919.eb41034540.59559.16303170139_split_split.ms
Start time
2025-06-12 11:16:05.395
End
2025-06-12 12:20:49.797
Duration
1:04:44.402
Note, WebLog generation is not included in the time.

CASA logs for stage 8