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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 6.228 5.77/6.686 6.19 ± 0.7969
ea02 1342 1342/1342 1342 ± 0.0000228 6.378 5.785/6.522 6.334 ± 0.5955
ea03 1342 1342/1342 1342 ± 0 6.273 5.594/6.872 6.326 ± 0.7136
ea04 1342 1342/1342 1342 ± 0 5.611 5.187/6.052 5.703 ± 0.5301
ea05 1342 1342/1342 1342 ± 0 6.006 5.486/6.581 5.984 ± 0.85
ea06 1342 1342/1342 1342 ± 0 6.144 5.261/6.321 5.923 ± 0.6422
ea07 1342 1342/1342 1342 ± 0 5.975 5.439/6.513 6.031 ± 0.7545
ea08 1342 1342/1342 1342 ± 0 6.536 5.801/6.921 6.492 ± 0.7141
ea09 1342 1342/1342 1342 ± 0 5.75 5.231/6.484 5.914 ± 0.6607
ea10 1342 1342/1342 1342 ± 0 5.792 5.371/6.259 5.766 ± 0.7597
ea11 1342 1342/1342 1342 ± 0 5.689 5.398/6.558 5.855 ± 0.8076
ea12 1342 1342/1342 1342 ± 0 5.651 5.427/6.228 5.831 ± 0.6713
ea13 1342 1342/1342 1342 ± 0 6.259 5.739/6.431 6.187 ± 0.528
ea14 1342 1342/1342 1342 ± 0 6.144 5.697/6.57 6.153 ± 0.7423
ea15 1342 1342/1342 1342 ± 0 6.319 5.696/6.729 6.346 ± 0.6881
ea16 1342 1342/1342 1342 ± 0 6.311 5.911/6.795 6.418 ± 0.6524
ea17 1342 1342/1342 1342 ± 0 6.27 5.9/7.027 6.36 ± 0.9294
ea18 1342 1342/1342 1342 ± 0 6.448 6.009/7.104 6.575 ± 0.7116
ea19 1342 1342/1342 1342 ± 0 6.117 5.644/6.606 6.187 ± 0.6509
ea20 1342 1342/1342 1342 ± 0 6.137 5.838/6.17 5.888 ± 0.5135
ea21 1342 1342/1342 1342 ± 0 5.475 5.131/5.872 5.565 ± 0.4876
ea22 1342 1342/1342 1342 ± 0 6.015 5.587/6.428 6.064 ± 0.6123
ea23 1342 1342/1342 1342 ± 0 6.075 5.582/6.344 6.094 ± 0.6058
ea24 1342 1342/1342 1342 ± 0 6.394 5.498/6.796 6.187 ± 0.6579
ea25 1342 1342/1342 1342 ± 0 6.623 5.839/7.216 6.59 ± 0.8318
ea27 1342 1342/1342 1342 ± 0 6.021 5.491/6.415 5.96 ± 0.5508
ea28 1342 1342/1342 1342 ± 0 6.579 5.866/7.12 6.582 ± 0.6828
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 ± 0.00002307 5.685 5.473/5.846 5.665 ± 0.2721
3 1342 1342/1342 1342 ± 0.00003201 4.321 3.976/5.206 4.536 ± 0.6655
4 1342 1342/1342 1342 ± 0.0000233 5.502 5.345/5.748 5.535 ± 0.3052
5 1342 1342/1342 1342 ± 0.00002307 5.616 5.379/5.882 5.643 ± 0.3036
6 1342 1342/1342 1342 ± 0.00002307 5.621 5.289/5.805 5.541 ± 0.2795
7 1342 1342/1342 1342 ± 0.00002307 5.61 5.46/5.837 5.629 ± 0.2579
8 1342 1342/1342 1342 ± 0.00002307 5.584 5.264/5.694 5.534 ± 0.2986
9 1342 1342/1342 1342 ± 0.00002307 5.84 5.68/6.043 5.839 ± 0.3068
10 1342 1342/1342 1342 ± 0.0000235 6.3 6.143/6.394 6.26 ± 0.27
11 1342 1342/1342 1342 ± 0.0000235 6.482 6.23/6.686 6.467 ± 0.2924
12 1342 1342/1342 1342 ± 0.0000235 6.555 6.391/6.801 6.611 ± 0.334
13 1342 1342/1342 1342 ± 0.0000235 7.059 6.821/7.367 7.086 ± 0.3496
14 1342 1342/1342 1342 ± 0.0000235 7.326 7.094/7.626 7.329 ± 0.3696
15 1342 1342/1342 1342 ± 0.0000235 7.031 6.732/7.338 7.043 ± 0.3696
16 1342 1342/1342 1342 ± 0.0000235 6.367 6.072/6.724 6.415 ± 0.4205
17 1342 1342/1342 1342 ± 0.0000235 6.422 6.149/6.615 6.367 ± 0.4016
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
Start time
2025-07-30 09:31:56.949
End
2025-07-30 10:51:05.576
Duration
1:19:08.627
Note, WebLog generation is not included in the time.

CASA logs for stage 8