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

Statwt Summary Plot

VLASS3.2.sb45478884.eb45758950.60430.75354622686_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 5.8 5.17/6.122 5.722 ± 0.5732
ea02 1342 1342/1342 1342 ± 0.00002398 6.166 5.4/6.331 6.003 ± 0.6705
ea03 1342 1342/1342 1342 ± 0.00001063 5.975 5.27/6.607 5.963 ± 0.7156
ea04 1342 1342/1342 1342 ± 0.00003791 5.37 4.963/5.967 5.45 ± 0.6197
ea05 1342 1342/1342 1342 ± 0.00003642 5.832 5.147/6.466 5.881 ± 0.6568
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.000007561 5.984 5.134/6.17 5.839 ± 0.693
ea08 1342 1342/1342 1342 ± 0 6.464 5.536/6.701 6.27 ± 0.6525
ea09 1342 1342/1342 1342 ± 0.00001732 5.604 5.058/6.343 5.691 ± 0.6621
ea10 1342 1342/1342 1342 ± 0 5.414 4.923/6.003 5.475 ± 0.6012
ea11 1342 1342/1342 1342 ± 0.00004108 5.283 4.964/6.076 5.473 ± 0.6678
ea12 1342 1342/1342 1342 ± 0.00001043 5.345 5.135/6.204 5.569 ± 0.6427
ea13 1342 1342/1342 1342 ± 0 5.789 5.363/6.222 5.886 ± 0.5743
ea14 1342 1342/1342 1342 ± 0.0000185 5.822 5.327/6.396 5.933 ± 0.6019
ea15 1342 1342/1342 1342 ± 0.00003943 5.839 5.183/6.243 5.796 ± 0.702
ea16 1342 1342/1342 1342 ± 0 6.006 5.424/6.59 6.021 ± 0.7075
ea17 1342 1342/1342 1342 ± 0 6.084 5.58/6.928 6.129 ± 0.7549
ea18 1342 1342/1342 1342 ± 0 6.357 5.745/6.961 6.303 ± 0.693
ea19 1342 1342/1342 1342 ± 0 5.601 5.142/6.367 5.751 ± 0.6262
ea20 1342 1342/1342 1342 ± 0 5.912 5.366/6.538 5.943 ± 0.6819
ea21 1342 1342/1342 1342 ± 0 5.497 5.054/6.014 5.554 ± 0.5737
ea22 1342 1342/1342 1342 ± 0 6.562 5.783/7.18 6.469 ± 0.7047
ea23 1342 1342/1342 1342 ± 0 5.777 5.371/6.293 5.961 ± 0.6594
ea24 1342 1342/1342 1342 ± 0 5.873 5.145/6.395 5.741 ± 0.6075
ea25 1342 1342/1342 1342 ± 0 6.359 5.499/6.792 6.276 ± 0.8184
ea27 1342 1342/1342 1342 ± 0 5.711 5.256/6.437 5.802 ± 0.6242
ea28 1342 1342/1342 1342 ± 0 6.059 5.579/6.796 6.164 ± 0.6653
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 ± 0.00002385 5.301 5.17/5.442 5.319 ± 0.1979
4 1342 1342/1342 1342 ± 0.00003115 4.984 4.724/5.243 5.017 ± 0.3115
5 1342 1342/1342 1342 ± 0.000029 5.002 4.831/5.186 5.012 ± 0.3335
6 1342 1342/1342 1342 ± 0.00002385 5.12 4.942/5.327 5.121 ± 0.253
7 1342 1342/1342 1342 ± 0.00002385 5.259 5.133/5.415 5.257 ± 0.2087
8 1342 1342/1342 1342 ± 0.00002385 5.203 5.055/5.372 5.225 ± 0.2436
9 1342 1342/1342 1342 ± 0.00002385 5.53 5.368/5.781 5.555 ± 0.2618
10 1342 1342/1342 1342 ± 0.0000236 5.985 5.823/6.168 6.022 ± 0.2419
11 1342 1342/1342 1342 ± 0.00002355 6.257 6.082/6.36 6.256 ± 0.2526
12 1342 1342/1342 1342 ± 0.00002355 6.377 6.207/6.592 6.418 ± 0.2894
13 1342 1342/1342 1342 ± 0.00002355 6.83 6.619/7.045 6.84 ± 0.3071
14 1342 1342/1342 1342 ± 0.00002355 7.018 6.772/7.286 7.004 ± 0.3128
15 1342 1342/1342 1342 ± 0.00002355 6.665 6.434/6.928 6.658 ± 0.3404
16 1342 1342/1342 1342 ± 0.00004823 5.888 5.594/6.24 5.917 ± 0.4043
17 1342 1342/1342 1342 ± 0.00004351 5.866 5.643/6.173 5.888 ± 0.3751
output_dir
 
overwrite_modelcol
False
vis
VLASS3.2.sb45478884.eb45758950.60430.75354622686_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-07-30 06:09:51.145
End
2025-07-30 06:41:54.757
Duration
0:32:03.613
Note, WebLog generation is not included in the time.

CASA logs for stage 8