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 6.108 5.356/6.526 6.016 ± 0.6701
ea02 1342 1342/1342 1342 ± 0 6.055 5.287/6.304 5.96 ± 0.6395
ea03 1342 1342/1342 1342 ± 0 6.166 5.329/6.817 6.161 ± 0.7751
ea04 1342 1342/1342 1342 ± 0 5.589 5.109/6.059 5.622 ± 0.6105
ea05 1342 1342/1342 1342 ± 0 6.087 5.2/6.64 5.938 ± 0.6918
ea06 1342 1342/1342 1342 ± 0 6.116 5.036/6.287 5.787 ± 0.7117
ea07 1342 1342/1342 1342 ± 0 6.005 5.001/6.41 5.835 ± 0.7844
ea08 1342 1342/1342 1342 ± 0 6.486 5.472/6.719 6.237 ± 0.7263
ea09 1342 1342/1342 1342 ± 0 5.624 5.022/6.337 5.645 ± 0.7134
ea10 1342 1342/1342 1342 ± 0 5.775 4.981/6.151 5.635 ± 0.6363
ea11 1342 1342/1342 1342 ± 0 5.68 5.218/6.402 5.827 ± 0.7112
ea12 1342 1342/1342 1342 ± 0 5.566 5.009/6.118 5.595 ± 0.6074
ea13 1342 1342/1342 1342 ± 0 5.914 5.266/6.191 5.808 ± 0.5606
ea14 1342 1342/1342 1342 ± 0 6.034 5.398/6.398 5.961 ± 0.6279
ea15 1342 1342/1342 1342 ± 0 6.067 5.346/6.467 5.977 ± 0.7263
ea16 1342 1342/1342 1342 ± 0 6.216 5.622/6.681 6.186 ± 0.7266
ea17 1342 1342/1342 1342 ± 0 6.101 5.581/6.954 6.234 ± 0.7487
ea18 1342 1342/1342 1342 ± 0 6.287 5.639/6.947 6.249 ± 0.7374
ea19 1342 1342/1342 1342 ± 0 6.138 5.301/6.511 5.997 ± 0.645
ea20 1342 1342/1342 1342 ± 0 6.322 5.65/6.979 6.279 ± 0.7318
ea21 1342 1342/1342 1342 ± 0 5.61 5.134/6.086 5.625 ± 0.5699
ea22 1342 1342/1342 1342 ± 0 6.163 5.367/6.472 6.002 ± 0.6575
ea23 1342 1342/1342 1342 ± 0 6.12 5.246/6.263 5.953 ± 0.7286
ea24 1342 1342/1342 1342 ± 0 6.038 4.925/6.433 5.658 ± 0.8506
ea25 1342 1342/1342 1342 ± 0 6.702 5.775/7.183 6.596 ± 0.8457
ea27 1342 1342/1342 1342 ± 0 6.01 5.21/6.419 5.854 ± 0.6867
ea28 1342 1342/1342 1342 ± 0 6.338 5.647/6.856 6.253 ± 0.686
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 ± 0.00002351 5.242 5.111/5.465 5.249 ± 0.2733
4 1342 1342/1342 1342 ± 0.00002733 5.051 4.88/5.252 5.044 ± 0.3412
5 1342 1342/1342 1342 ± 0.00002351 5.178 4.928/5.406 5.194 ± 0.273
6 1342 1342/1342 1342 ± 0.00002351 5.107 4.887/5.299 5.111 ± 0.2752
7 1342 1342/1342 1342 ± 0.00002351 5.276 5.172/5.568 5.334 ± 0.2378
8 1342 1342/1342 1342 ± 0.00002351 5.307 5.103/5.472 5.32 ± 0.267
9 1342 1342/1342 1342 ± 0.00002351 5.659 5.511/5.842 5.663 ± 0.2669
10 1342 1342/1342 1342 ± 0.00002351 6.132 6.016/6.216 6.122 ± 0.2354
11 1342 1342/1342 1342 ± 0.00002351 6.36 6.124/6.489 6.344 ± 0.2573
12 1342 1342/1342 1342 ± 0.00002351 6.457 6.203/6.684 6.491 ± 0.2981
13 1342 1342/1342 1342 ± 0.00002351 6.862 6.733/7.239 6.944 ± 0.3259
14 1342 1342/1342 1342 ± 0.00002351 7.079 6.864/7.356 7.101 ± 0.3247
15 1342 1342/1342 1342 ± 0.00002351 6.847 6.491/7.036 6.802 ± 0.3324
16 1342 1342/1342 1342 ± 0.00002351 6.286 6.055/6.617 6.276 ± 0.3517
17 1342 1342/1342 1342 ± 0.00002351 6.247 5.969/6.391 6.212 ± 0.326
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-07-29 03:02:32.457
End
2025-07-29 03:56:50.548
Duration
0:54:18.091
Note, WebLog generation is not included in the time.

CASA logs for stage 8