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

Statwt Summary Plot

VLASS3.2.sb45490828.eb46106518.60453.38273079861_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 6.173 5.819/6.777 6.29 ± 0.618
ea02 1342 1342/1342 1342 ± 0.00002006 6.394 5.727/6.557 6.329 ± 0.6376
ea03 1342 1342/1342 1342 ± 0 6.462 5.534/6.939 6.364 ± 0.7612
ea04 1342 1342/1342 1342 ± 0.00002877 5.784 5.271/6.342 5.826 ± 0.6161
ea05 1342 1342/1342 1342 ± 0.00003158 5.827 5.557/6.851 6.123 ± 0.6788
ea06 1342 1342/1342 1342 ± 0 6.12 5.191/6.298 5.932 ± 0.6791
ea07 1342 1342/1342 1342 ± 0 6.326 5.373/6.564 6.097 ± 0.8098
ea08 1342 1342/1342 1342 ± 0 6.497 5.764/7.023 6.501 ± 0.7471
ea09 1342 1342/1342 1342 ± 0.000005674 5.708 5.189/6.567 5.8 ± 0.6764
ea10 1342 1342/1342 1342 ± 0 5.908 5.492/6.445 5.965 ± 0.6238
ea11 1342 1342/1342 1342 ± 0.00003995 5.645 5.188/6.67 5.869 ± 0.7941
ea12 1342 1342/1342 1342 ± 0.000006829 5.619 5.408/6.473 5.902 ± 0.666
ea14 1342 1342/1342 1342 ± 0.000001733 5.89 5.656/6.679 6.096 ± 0.7
ea15 1342 1342/1342 1342 ± 0.00003639 5.846 5.535/6.598 6.073 ± 0.7122
ea16 1342 1342/1342 1342 ± 0 6.35 5.764/6.885 6.403 ± 0.7249
ea17 1342 1342/1342 1342 ± 0 6.393 5.856/7.241 6.501 ± 0.7162
ea18 1342 1342/1342 1342 ± 0 6.68 5.945/7.362 6.601 ± 0.7746
ea19 1342 1342/1342 1342 ± 0.000006016 6.118 5.62/6.882 6.167 ± 0.7199
ea20 1342 1342/1342 1342 ± 0 6.267 6.033/7.205 6.516 ± 0.7231
ea21 1342 1342/1342 1342 ± 0 5.538 5.123/6.039 5.639 ± 0.5535
ea22 1342 1342/1342 1342 ± 0 6.169 5.487/6.605 6.023 ± 0.6893
ea23 1342 1342/1342 1342 ± 0 5.997 5.6/6.538 6.174 ± 0.6811
ea24 1342 1342/1342 1342 ± 0 6.304 5.371/6.8 6.098 ± 0.7329
ea25 1342 1342/1342 1342 ± 0 6.631 5.759/7.191 6.618 ± 0.8646
ea27 1342 1342/1342 1342 ± 0 6.225 5.531/6.755 6.16 ± 0.6782
ea28 1342 1342/1342 1342 ± 0 6.309 5.694/7.094 6.374 ± 0.7035
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 ± 0.00002348 5.559 5.397/5.787 5.57 ± 0.2631
3 1342 1342/1342 1342 ± 0.00003746 4.915 4.74/5.234 5.007 ± 0.3316
4 1342 1342/1342 1342 ± 0.00003093 5.315 5.025/5.513 5.294 ± 0.349
5 1342 1342/1342 1342 ± 0.00002348 5.557 5.222/5.769 5.532 ± 0.297
6 1342 1342/1342 1342 ± 0.00002348 5.531 5.308/5.731 5.528 ± 0.256
7 1342 1342/1342 1342 ± 0.00002348 5.576 5.421/5.763 5.573 ± 0.2367
8 1342 1342/1342 1342 ± 0.00002348 5.519 5.221/5.701 5.505 ± 0.2856
9 1342 1342/1342 1342 ± 0.00002348 5.846 5.658/6.035 5.841 ± 0.2952
10 1342 1342/1342 1342 ± 0.00002348 6.344 6.212/6.427 6.329 ± 0.266
11 1342 1342/1342 1342 ± 0.00002348 6.609 6.367/6.705 6.569 ± 0.2737
12 1342 1342/1342 1342 ± 0.00002348 6.746 6.541/6.939 6.743 ± 0.3161
13 1342 1342/1342 1342 ± 0.00002348 7.228 6.978/7.488 7.236 ± 0.3298
14 1342 1342/1342 1342 ± 0.00002348 7.332 7.145/7.61 7.384 ± 0.3631
15 1342 1342/1342 1342 ± 0.00002348 7.102 6.79/7.342 7.076 ± 0.3377
16 1342 1342/1342 1342 ± 0.00003924 6.22 5.877/6.588 6.268 ± 0.4306
17 1342 1342/1342 1342 ± 0.00004051 6.172 5.845/6.434 6.152 ± 0.3985
vis
VLASS3.2.sb45490828.eb46106518.60453.38273079861_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2025-07-31 02:23:22.227
End
2025-07-31 03:12:27.535
Duration
0:49:05.308
Note, WebLog generation is not included in the time.

CASA logs for stage 8