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

Statwt Summary Plot

VLASS3.2.sb45669584.eb45749254.60430.55515966435_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 5.923 5.538/6.388 6.007 ± 0.5437
ea02 1342 1342/1342 1342 ± 0 6.468 5.906/6.745 6.456 ± 0.6001
ea03 1342 1342/1342 1342 ± 0 6.205 5.525/6.762 6.216 ± 0.6913
ea04 1342 1342/1342 1342 ± 0 5.882 5.417/6.32 5.939 ± 0.5604
ea05 1342 1342/1342 1342 ± 0 6.133 5.564/6.779 6.217 ± 0.6339
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.288 5.527/6.7 6.221 ± 0.7165
ea08 1342 1342/1342 1342 ± 0 6.704 5.903/6.937 6.57 ± 0.6467
ea09 1342 1342/1342 1342 ± 0 5.881 5.316/6.402 5.932 ± 0.6136
ea10 1342 1342/1342 1342 ± 0.000001781 5.902 5.477/6.324 5.906 ± 0.5492
ea11 1342 1342/1342 1342 ± 0 5.604 5.295/6.316 5.797 ± 0.6116
ea12 1342 1342/1342 1342 ± 0 5.688 5.61/6.484 5.994 ± 0.5503
ea13 1342 1342/1342 1342 ± 0 6.26 5.605/6.439 6.135 ± 0.6026
ea14 1342 1342/1342 1342 ± 0 6.213 5.907/6.759 6.4 ± 0.5244
ea15 1342 1342/1342 1342 ± 0 5.774 5.14/6.169 5.78 ± 0.6708
ea16 1342 1342/1342 1342 ± 0 6.183 5.789/6.699 6.284 ± 0.6701
ea17 1342 1342/1342 1342 ± 0 6.593 5.975/7.225 6.584 ± 0.6876
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0 6.171 5.628/6.754 6.197 ± 0.6034
ea20 1342 1342/1342 1342 ± 0 6.1 5.417/6.444 6.02 ± 0.5636
ea21 1342 1342/1342 1342 ± 0 5.202 4.955/5.685 5.384 ± 0.4537
ea22 1342 1342/1342 1342 ± 0 6.895 6.312/7.39 6.845 ± 0.6291
ea23 1342 1342/1342 1342 ± 0 6.178 5.59/6.342 6.129 ± 0.6107
ea24 1342 1342/1342 1342 ± 0 6.229 5.474/6.658 6.052 ± 0.6505
ea25 1342 1342/1342 1342 ± 0 6.497 5.765/6.967 6.513 ± 0.7619
ea27 1342 1342/1342 1342 ± 0 5.923 5.484/6.577 6.018 ± 0.6134
ea28 1342 1342/1342 1342 ± 0 6.375 5.724/7.032 6.437 ± 0.7052
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 ± 0.00002423 5.626 5.435/5.846 5.613 ± 0.2762
4 1342 1342/1342 1342 ± 0.00002492 5.521 5.347/5.857 5.587 ± 0.3708
5 1342 1342/1342 1342 ± 0.00002423 5.521 5.416/5.727 5.551 ± 0.3162
6 1342 1342/1342 1342 ± 0.00002423 5.535 5.285/5.708 5.508 ± 0.3098
7 1342 1342/1342 1342 ± 0.00002423 5.605 5.458/5.746 5.566 ± 0.2361
8 1342 1342/1342 1342 ± 0.00002423 5.506 5.285/5.694 5.482 ± 0.2618
9 1342 1342/1342 1342 ± 0.00002423 5.779 5.651/5.922 5.76 ± 0.3038
10 1342 1342/1342 1342 ± 0.00002395 6.224 6.095/6.383 6.201 ± 0.282
11 1342 1342/1342 1342 ± 0.00002395 6.446 6.234/6.58 6.407 ± 0.2946
12 1342 1342/1342 1342 ± 0.00002395 6.581 6.343/6.772 6.575 ± 0.3204
13 1342 1342/1342 1342 ± 0.00002395 7.13 6.838/7.312 7.067 ± 0.3492
14 1342 1342/1342 1342 ± 0.00002395 7.365 7.002/7.549 7.291 ± 0.3773
15 1342 1342/1342 1342 ± 0.00002395 6.945 6.694/7.3 6.977 ± 0.4137
16 1342 1342/1342 1342 ± 0.00002395 6.312 6.126/6.712 6.346 ± 0.4271
17 1342 1342/1342 1342 ± 0.00002398 6.314 6.153/6.598 6.28 ± 0.4016
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2025-07-24 05:20:11.402
End
2025-07-24 06:13:25.874
Duration
0:53:14.472
Note, WebLog generation is not included in the time.

CASA logs for stage 8