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

Statwt Summary Plot

VLASS3.2.sb45665927.eb46086746.60447.529309328704_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 6.274 5.573/6.672 6.184 ± 0.6613
ea02 1342 1342/1342 1342 ± 0 5.869 5.06/6.076 5.733 ± 0.6332
ea03 1342 1342/1342 1342 ± 0 6.286 5.435/6.95 6.26 ± 0.816
ea04 1342 1342/1342 1342 ± 0 5.684 5.11/6.143 5.673 ± 0.6183
ea05 1342 1342/1342 1342 ± 0 6.173 5.365/6.836 6.095 ± 0.7189
ea06 1342 1342/1342 1342 ± 0 6.345 5.28/6.541 6.047 ± 0.7349
ea07 1342 1342/1342 1342 ± 0 5.896 5.078/6.23 5.743 ± 0.7277
ea08 1342 1342/1342 1342 ± 0 5.86 4.821/6.052 5.59 ± 0.7209
ea09 1342 1342/1342 1342 ± 0 5.601 4.956/6.321 5.618 ± 0.6949
ea10 1342 1342/1342 1342 ± 0 5.814 5.158/6.286 5.748 ± 0.6301
ea11 1342 1342/1342 1342 ± 0 5.775 5.344/6.593 5.915 ± 0.7542
ea12 1342 1342/1342 1342 ± 0 5.806 5.273/6.442 5.87 ± 0.6524
ea13 1342 1342/1342 1342 ± 0 5.555 4.738/5.675 5.338 ± 0.5671
ea14 1342 1342/1342 1342 ± 0 6.222 5.609/6.696 6.211 ± 0.6295
ea15 1342 1342/1342 1342 ± 0 6.228 5.531/6.649 6.134 ± 0.7284
ea16 1342 1342/1342 1342 ± 0 6.405 5.784/6.937 6.429 ± 0.7554
ea17 1342 1342/1342 1342 ± 0 6.116 5.612/7.018 6.246 ± 0.755
ea18 1342 1342/1342 1342 ± 0 6.048 5.574/6.417 5.91 ± 0.5849
ea19 1342 1342/1342 1342 ± 0 6.212 5.485/6.755 6.172 ± 0.695
ea20 1342 1342/1342 1342 ± 0 6.187 5.547/6.791 6.122 ± 0.7182
ea21 1342 1342/1342 1342 ± 0 5.612 4.981/6.002 5.55 ± 0.588
ea22 1342 1342/1342 1342 ± 0 5.662 4.873/5.983 5.486 ± 0.6401
ea23 1342 1342/1342 1342 ± 0 6.235 5.458/6.392 6.089 ± 0.6997
ea24 1342 1342/1342 1342 ± 0 5.589 4.772/5.831 5.344 ± 0.6747
ea25 1342 1342/1342 1342 ± 0 6.632 5.724/7.189 6.544 ± 0.89
ea27 1342 1342/1342 1342 ± 0 6.15 5.305/6.599 6.004 ± 0.7145
ea28 1342 1342/1342 1342 ± 0 5.959 5.228/6.521 5.841 ± 0.6947
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 ± 0.00002393 5.385 5.176/5.512 5.315 ± 0.3157
4 1342 1342/1342 1342 ± 0.00002393 5.144 4.882/5.326 5.184 ± 0.337
5 1342 1342/1342 1342 ± 0.00002396 5.06 4.891/5.248 5.077 ± 0.3225
6 1342 1342/1342 1342 ± 0.00002368 5.066 4.835/5.35 5.093 ± 0.2869
7 1342 1342/1342 1342 ± 0.00002348 5.349 4.953/5.528 5.283 ± 0.3177
8 1342 1342/1342 1342 ± 0.00002312 5.227 5.04/5.551 5.255 ± 0.3665
9 1342 1342/1342 1342 ± 0.00002312 5.65 5.303/5.849 5.596 ± 0.3653
10 1342 1342/1342 1342 ± 0.00002312 6.117 5.775/6.341 6.067 ± 0.3163
11 1342 1342/1342 1342 ± 0.00002312 6.328 5.987/6.593 6.293 ± 0.3269
12 1342 1342/1342 1342 ± 0.00002306 6.447 6.074/6.754 6.435 ± 0.3864
13 1342 1342/1342 1342 ± 0.00002306 6.91 6.584/7.244 6.891 ± 0.4383
14 1342 1342/1342 1342 ± 0.00002306 7.063 6.724/7.352 7.054 ± 0.4363
15 1342 1342/1342 1342 ± 0.00002306 6.787 6.447/7.023 6.775 ± 0.4162
16 1342 1342/1342 1342 ± 0.00002306 6.209 5.909/6.47 6.21 ± 0.382
17 1342 1342/1342 1342 ± 0.00002306 6.162 5.821/6.509 6.146 ± 0.3808
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
Start time
2025-07-29 10:18:53.233
End
2025-07-29 11:39:37.266
Duration
1:20:44.033
Note, WebLog generation is not included in the time.

CASA logs for stage 8