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

Statwt Summary Plot

VLASS3.2.sb45478884.eb45758950.60430.75354622686_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 5.835 5.455/6.326 5.889 ± 0.5579
ea02 1342 1342/1342 1342 ± 0.0000236 5.988 5.6/6.553 6.157 ± 0.7155
ea03 1342 1342/1342 1342 ± 0 6.186 5.437/6.672 6.12 ± 0.7089
ea04 1342 1342/1342 1342 ± 0.00003251 5.619 5.289/6.247 5.722 ± 0.6099
ea05 1342 1342/1342 1342 ± 0.00003111 5.704 5.384/6.606 6.044 ± 0.6443
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 5.688 5.361/6.298 5.98 ± 0.6565
ea08 1342 1342/1342 1342 ± 0 6.163 5.668/6.843 6.314 ± 0.6672
ea09 1342 1342/1342 1342 ± 0.00001627 5.879 5.161/6.402 5.849 ± 0.6545
ea10 1342 1342/1342 1342 ± 0 5.497 5.113/6.126 5.619 ± 0.5886
ea11 1342 1342/1342 1342 ± 0.00003694 5.482 5.046/6.098 5.58 ± 0.65
ea12 1342 1342/1342 1342 ± 0.0000316 5.562 5.354/6.41 5.784 ± 0.6441
ea13 1342 1342/1342 1342 ± 0 6.243 5.523/6.311 6.07 ± 0.5645
ea14 1342 1342/1342 1342 ± 0.000004507 6.058 5.675/6.61 6.185 ± 0.5544
ea15 1342 1342/1342 1342 ± 0.0000319 6.078 5.411/6.474 6.06 ± 0.6999
ea16 1342 1342/1342 1342 ± 0 6.256 5.67/6.751 6.263 ± 0.6759
ea17 1342 1342/1342 1342 ± 0 5.987 5.715/6.992 6.231 ± 0.7597
ea18 1342 1342/1342 1342 ± 0 6.198 5.92/7.045 6.436 ± 0.6537
ea19 1342 1342/1342 1342 ± 0.000008663 5.599 5.39/6.51 5.925 ± 0.6042
ea20 1342 1342/1342 1342 ± 0 6.179 5.424/6.51 6.043 ± 0.6127
ea21 1342 1342/1342 1342 ± 0 5.643 5.143/5.983 5.627 ± 0.4956
ea22 1342 1342/1342 1342 ± 0 6.58 5.805/7.046 6.411 ± 0.6965
ea23 1342 1342/1342 1342 ± 0 5.973 5.542/6.421 6.125 ± 0.641
ea24 1342 1342/1342 1342 ± 0 6.074 5.254/6.476 5.905 ± 0.5908
ea25 1342 1342/1342 1342 ± 0 6.596 5.674/6.903 6.465 ± 0.7961
ea27 1342 1342/1342 1342 ± 0 5.696 5.45/6.498 5.986 ± 0.5799
ea28 1342 1342/1342 1342 ± 0 6.413 5.785/6.946 6.376 ± 0.6528
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 ± 0.00002365 5.527 5.37/5.638 5.505 ± 0.2105
5 1342 1342/1342 1342 ± 0.00003389 5.144 4.88/5.429 5.143 ± 0.3512
6 1342 1342/1342 1342 ± 0.00002594 5.386 5.173/5.618 5.384 ± 0.2719
7 1342 1342/1342 1342 ± 0.00002365 5.453 5.339/5.665 5.461 ± 0.2314
8 1342 1342/1342 1342 ± 0.00002352 5.404 5.231/5.611 5.409 ± 0.2516
9 1342 1342/1342 1342 ± 0.00002365 5.689 5.564/5.984 5.734 ± 0.2775
10 1342 1342/1342 1342 ± 0.00002352 6.174 6.009/6.341 6.164 ± 0.2496
11 1342 1342/1342 1342 ± 0.00002352 6.329 6.166/6.581 6.392 ± 0.2635
12 1342 1342/1342 1342 ± 0.00002352 6.53 6.325/6.746 6.554 ± 0.3038
13 1342 1342/1342 1342 ± 0.00002352 6.947 6.726/7.207 6.978 ± 0.3187
14 1342 1342/1342 1342 ± 0.00002352 7.143 6.883/7.419 7.13 ± 0.3405
15 1342 1342/1342 1342 ± 0.00002352 6.762 6.5/7.032 6.727 ± 0.34
16 1342 1342/1342 1342 ± 0.00004418 5.732 5.372/6.126 5.768 ± 0.4757
17 1342 1342/1342 1342 ± 0.00004203 5.773 5.54/6.228 5.851 ± 0.4481
vis
VLASS3.2.sb45478884.eb45758950.60430.75354622686_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2025-07-18 07:58:37.704
End
2025-07-18 08:51:11.508
Duration
0:52:33.804
Note, WebLog generation is not included in the time.

CASA logs for stage 8