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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.683 5.394/6.119 5.789 ± 0.5537
ea02 1342 1342/1342 1342 ± 0 6.04 5.525/6.719 6.123 ± 0.6277
ea04 1342 1342/1342 1342 ± 0 5.35 4.97/5.953 5.508 ± 0.5758
ea05 1342 1342/1342 1342 ± 0 5.709 5.34/6.261 5.821 ± 0.6244
ea06 1342 1342/1342 1342 ± 0 5.282 4.863/5.552 5.241 ± 0.4198
ea07 1342 1342/1342 1342 ± 0 5.849 5.483/6.268 5.981 ± 0.5525
ea08 1342 1342/1342 1342 ± 0 5.984 5.719/6.865 6.28 ± 0.6782
ea09 1342 1342/1342 1342 ± 0 5.831 5.285/6.413 5.906 ± 0.6695
ea10 1342 1342/1342 1342 ± 0.00002756 5.976 5.407/6.725 6.037 ± 0.6927
ea11 1342 1342/1342 1342 ± 0 6.024 5.338/6.579 6.023 ± 0.7164
ea12 1342 1342/1342 1342 ± 0 5.363 5.345/5.663 5.532 ± 0.3004
ea13 1342 1342/1342 1342 ± 0 6.186 5.828/6.465 6.222 ± 0.5116
ea14 1342 1342/1342 1342 ± 0 5.92 5.248/6.388 5.795 ± 0.6775
ea15 1342 1342/1342 1342 ± 0 5.757 5.102/6.271 5.783 ± 0.701
ea16 1342 1342/1342 1342 ± 0 6.069 5.603/6.538 6.171 ± 0.7129
ea17 1342 1342/1342 1342 ± 0.000004025 6.063 5.678/6.588 6.213 ± 0.6426
ea18 1342 1342/1342 1342 ± 0 5.129 4.773/5.589 5.2 ± 0.5381
ea19 1342 1342/1342 1342 ± 0 6.199 5.497/6.738 6.129 ± 0.6662
ea20 1342 1342/1342 1342 ± 0 6.131 5.716/6.716 6.243 ± 0.6544
ea21 1342 1342/1342 1342 ± 0 5.695 5.378/6.405 5.862 ± 0.587
ea22 1342 1342/1342 1342 ± 0 5.697 5.273/6.326 5.827 ± 0.6406
ea23 1342 1342/1342 1342 ± 0 5.845 5.481/6.481 6.022 ± 0.6985
ea25 1342 1342/1342 1342 ± 0 5.791 5.484/6.346 5.933 ± 0.6168
ea26 1342 1342/1342 1342 ± 0 6.393 5.773/7.031 6.344 ± 0.6586
ea27 1342 1342/1342 1342 ± 0.00004024 5.641 5.393/6.456 5.832 ± 0.613
ea28 1342 1342/1342 1342 ± 0 5.782 5.519/6.602 6.007 ± 0.6643
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 5.515 5.239/5.756 5.485 ± 0.2672
3 1342 1342/1342 1342 ± 0.00002368 5.272 4.976/5.441 5.219 ± 0.2872
4 1342 1342/1342 1342 ± 0.00002646 5.287 5.033/5.501 5.252 ± 0.3476
5 1342 1342/1342 1342 ± 0.00002349 5.304 5.078/5.515 5.295 ± 0.3311
6 1342 1342/1342 1342 ± 0.00002393 5.467 5.16/5.561 5.391 ± 0.2982
7 1342 1342/1342 1342 ± 0.00002349 5.408 5.265/5.521 5.399 ± 0.2649
8 1342 1342/1342 1342 ± 0.00002349 5.458 5.196/5.57 5.376 ± 0.2974
9 1342 1342/1342 1342 ± 0.00002349 5.756 5.503/5.947 5.668 ± 0.3296
10 1342 1342/1342 1342 ± 0.00002349 6.179 5.966/6.325 6.106 ± 0.3324
11 1342 1342/1342 1342 ± 0.00002393 6.413 6.2/6.523 6.328 ± 0.339
12 1342 1342/1342 1342 ± 0.00002439 6.579 6.355/6.735 6.498 ± 0.3716
13 1342 1342/1342 1342 ± 0.00002393 6.957 6.838/7.233 6.944 ± 0.3672
14 1342 1342/1342 1342 ± 0.00002393 7.204 6.922/7.348 7.098 ± 0.4087
15 1342 1342/1342 1342 ± 0.00002393 6.68 6.536/6.853 6.639 ± 0.3593
16 1342 1342/1342 1342 ± 0.00003315 5.964 5.835/6.257 6.022 ± 0.3037
17 1342 1342/1342 1342 ± 0.00003798 6.011 5.925/6.275 6.045 ± 0.2895
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
datacolumn
residual_data
Start time
2025-01-22 00:13:12.287
End
2025-01-22 00:40:25.190
Duration
0:27:12.903
Note, WebLog generation is not included in the time.

CASA logs for stage 8