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

Statwt Summary Plot

VLASS3.2.sb45460397.eb46168936.60474.13114186343_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 5.463 5.059/6.219 5.513 ± 0.9135
ea02 1342 1342/1342 1342 ± 0.00002302 5.603 5.216/6.352 5.578 ± 0.9759
ea03 1342 1342/1342 1342 ± 0.000002102 5.258 5.15/6.608 5.657 ± 0.8637
ea04 1342 1342/1342 1342 ± 0.00004631 5.101 4.908/5.968 5.187 ± 0.7532
ea05 1342 1342/1342 1342 ± 0.00004773 5.276 4.994/6.255 5.429 ± 0.8346
ea06 1342 1342/1342 1342 ± 0.00002455 4.882 4.694/5.857 5.167 ± 0.7911
ea07 1342 1342/1342 1342 ± 0.00002253 5.064 4.919/6.181 5.336 ± 0.9803
ea08 1342 1342/1342 1342 ± 0 5.781 5.313/6.665 5.894 ± 0.8752
ea09 1342 1342/1342 1342 ± 0.00004518 5.013 4.745/5.924 5.157 ± 0.6993
ea10 1342 1342/1342 1342 ± 0.00004341 4.924 4.106/5.871 4.965 ± 0.8509
ea11 1342 1342/1342 1342 ± 0.0000515 5.132 4.428/6.203 5.152 ± 0.9376
ea12 1342 1342/1342 1342 ± 0.00004496 5.084 4.924/5.814 5.181 ± 0.7609
ea14 1342 1342/1342 1342 ± 0.00004681 5.427 5.224/6.318 5.484 ± 0.8097
ea15 1342 1342/1342 1342 ± 0.00005058 5.22 4.782/6.399 5.397 ± 0.9568
ea16 1342 1342/1342 1342 ± 0.0000225 5.721 5.185/6.575 5.772 ± 0.8727
ea17 1342 1342/1342 1342 ± 0.00001795 5.476 5.188/6.391 5.646 ± 0.9648
ea18 1342 1342/1342 1342 ± 0 5.713 5.382/6.804 5.967 ± 0.8384
ea19 1342 1342/1342 1342 ± 0.00004245 5.268 5.143/6.202 5.473 ± 0.8017
ea21 1342 1342/1342 1342 ± 0.000001199 4.894 4.648/5.79 5.147 ± 0.7173
ea22 1342 1342/1342 1342 ± 0.00001887 5.546 4.976/6.329 5.565 ± 0.8863
ea23 1342 1342/1342 1342 ± 0.00004436 5.456 5.124/6.264 5.54 ± 0.869
ea24 1342 1342/1342 1342 ± 0.000005221 5.166 5.009/6.194 5.513 ± 0.7388
ea25 1342 1342/1342 1342 ± 0.00001075 5.43 5.203/6.796 5.946 ± 1.016
ea27 1342 1342/1342 1342 ± 0.000008229 5.243 4.922/6.303 5.468 ± 0.7503
ea28 1342 1342/1342 1342 ± 0 5.623 5.526/6.702 5.929 ± 0.7903
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 ± 0.00002394 5.047 4.921/5.139 5.007 ± 0.2877
4 1342 1342/1342 1342 ± 0.00005908 3.507 3.416/3.714 3.56 ± 0.1993
5 1342 1342/1342 1342 ± 0.00002465 5.108 4.807/5.38 5.093 ± 0.3503
6 1342 1342/1342 1342 ± 0.00002394 5.181 4.93/5.431 5.161 ± 0.2727
7 1342 1342/1342 1342 ± 0.00002394 5.211 5.046/5.327 5.191 ± 0.234
8 1342 1342/1342 1342 ± 0.00002394 5.148 4.984/5.269 5.131 ± 0.2606
9 1342 1342/1342 1342 ± 0.00002394 5.465 5.347/5.671 5.464 ± 0.2777
10 1342 1342/1342 1342 ± 0.00002394 6.014 5.846/6.144 5.975 ± 0.27
11 1342 1342/1342 1342 ± 0.00002394 6.302 6.179/6.382 6.257 ± 0.2699
12 1342 1342/1342 1342 ± 0.00002394 6.403 6.219/6.58 6.414 ± 0.3143
13 1342 1342/1342 1342 ± 0.00002394 6.659 6.318/7.028 6.686 ± 0.3815
14 1342 1342/1342 1342 ± 0.00004948 5.848 5.461/6.352 5.971 ± 0.6519
15 1342 1342/1342 1342 ± 0.00002394 6.643 6.23/6.939 6.596 ± 0.3972
16 1342 1342/1342 1342 ± 0.00006091 4.056 3.861/4.436 4.179 ± 0.4178
17 1342 1342/1342 1342 ± 0.00006082 4.167 3.954/4.478 4.232 ± 0.3673
statwtmode
VLASS-SE
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2025-07-22 18:43:39.138
End
2025-07-22 19:38:33.536
Duration
0:54:54.397
Note, WebLog generation is not included in the time.

CASA logs for stage 8