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

Statwt Summary Plot

VLASS3.2.sb45651824.eb45865366.60434.814344212966_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 6.218 5.206/6.666 6.024 ± 0.882
ea02 1342 1342/1342 1342 ± 0 6.195 5.595/6.492 6.205 ± 0.6751
ea03 1342 1342/1342 1342 ± 0 6.175 5.274/6.697 6.073 ± 0.79
ea04 1342 1342/1342 1342 ± 0 5.49 4.96/5.802 5.454 ± 0.5323
ea05 1342 1342/1342 1342 ± 0 5.929 5.292/6.681 6.005 ± 0.6737
ea06 1342 1342/1342 1342 ± 0 5.941 5.014/6.14 5.762 ± 0.6945
ea07 1342 1342/1342 1342 ± 0 6.16 5.128/6.309 5.92 ± 0.7563
ea08 1342 1342/1342 1342 ± 0 6.523 5.599/6.88 6.32 ± 0.8096
ea09 1342 1342/1342 1342 ± 0 5.722 5.045/6.404 5.819 ± 0.7232
ea10 1342 1342/1342 1342 ± 0.00002528 5.499 4.788/6.1 5.471 ± 0.674
ea11 1342 1342/1342 1342 ± 0.000001632 5.358 4.785/6.197 5.511 ± 0.7442
ea12 1342 1342/1342 1342 ± 0.00001176 5.54 5.151/6.332 5.752 ± 0.6534
ea13 1342 1342/1342 1342 ± 0 6.28 5.537/6.332 6.074 ± 0.5669
ea14 1342 1342/1342 1342 ± 0 6.117 5.515/6.585 6.117 ± 0.6364
ea15 1342 1342/1342 1342 ± 0 6.558 5.661/6.827 6.433 ± 0.7447
ea16 1342 1342/1342 1342 ± 0 6.29 5.558/6.745 6.216 ± 0.8119
ea17 1342 1342/1342 1342 ± 0.00001321 6.316 5.555/7.06 6.254 ± 0.7688
ea18 1342 1342/1342 1342 ± 0 6.387 5.682/7.228 6.391 ± 0.8146
ea19 1342 1342/1342 1342 ± 0.00000167 6 4.842/6.634 5.807 ± 0.8786
ea20 1342 1342/1342 1342 ± 0 6.712 6.372/7.119 6.732 ± 0.3437
ea21 1342 1342/1342 1342 ± 0 5.629 5.053/6.015 5.614 ± 0.5545
ea22 1342 1342/1342 1342 ± 0 6.317 5.282/6.773 6.079 ± 0.8108
ea23 1342 1342/1342 1342 ± 0 5.818 5.258/6.413 5.931 ± 0.7871
ea24 1342 1342/1342 1342 ± 0 6.196 5.096/6.572 5.834 ± 0.7923
ea25 1342 1342/1342 1342 ± 0 6.619 5.342/7.006 6.34 ± 0.9625
ea27 1342 1342/1342 1342 ± 0 5.871 5.158/6.486 5.838 ± 0.7156
ea28 1342 1342/1342 1342 ± 0 6.613 5.587/7.036 6.427 ± 0.7744
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 ± 0.00002349 5.094 4.911/5.306 5.116 ± 0.3245
4 1342 1342/1342 1342 ± 0.00003941 4.92 4.703/5.163 4.895 ± 0.335
5 1342 1342/1342 1342 ± 0.00002349 5.279 5.087/5.606 5.315 ± 0.3091
6 1342 1342/1342 1342 ± 0.00002349 5.204 5.026/5.559 5.228 ± 0.3035
7 1342 1342/1342 1342 ± 0.00002349 5.257 5.025/5.448 5.243 ± 0.256
8 1342 1342/1342 1342 ± 0.00002349 5.162 5.006/5.452 5.184 ± 0.292
9 1342 1342/1342 1342 ± 0.00002349 5.454 5.214/5.771 5.498 ± 0.2972
10 1342 1342/1342 1342 ± 0.00002371 6.182 6.085/6.352 6.179 ± 0.2838
11 1342 1342/1342 1342 ± 0.00002328 6.401 6.207/6.532 6.391 ± 0.2916
12 1342 1342/1342 1342 ± 0.00002313 6.584 6.318/6.743 6.548 ± 0.3323
13 1342 1342/1342 1342 ± 0.00002313 7.051 6.677/7.255 6.988 ± 0.3626
14 1342 1342/1342 1342 ± 0.00002313 7.242 6.954/7.486 7.206 ± 0.3809
15 1342 1342/1342 1342 ± 0.00002313 6.905 6.641/7.219 6.882 ± 0.3978
16 1342 1342/1342 1342 ± 0.00002453 6.27 5.931/6.537 6.235 ± 0.4359
17 1342 1342/1342 1342 ± 0.00002322 6.271 5.997/6.508 6.2 ± 0.4124
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45651824.eb45865366.60434.814344212966_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-07-24 13:45:56.155
End
2025-07-24 14:57:16.858
Duration
1:11:20.702
Note, WebLog generation is not included in the time.

CASA logs for stage 8