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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.337 5.221/6.173 5.603 ± 0.7802
ea02 1342 1342/1342 1342 ± 0.00004404 5.924 5.356/6.711 5.957 ± 0.9367
ea04 1342 1342/1342 1342 ± 0.00001834 5.299 5.019/6.098 5.48 ± 0.7806
ea05 1342 1342/1342 1342 ± 0.00001923 5.449 5.098/6.357 5.728 ± 0.7805
ea06 1342 1342/1342 1342 ± 0.0000291 4.63 4.452/5.275 4.795 ± 0.5669
ea07 1342 1342/1342 1342 ± 0.00004872 5.918 5.459/6.377 5.874 ± 0.9034
ea08 1342 1342/1342 1342 ± 0.00004396 5.949 5.489/6.846 6.091 ± 1.018
ea09 1342 1342/1342 1342 ± 0.00002861 5.669 5.258/6.581 5.786 ± 0.8138
ea10 1342 1342/1342 1342 ± 0.00004285 5.922 5.261/6.782 5.89 ± 0.9666
ea11 1342 1342/1342 1342 ± 0.00004157 5.597 5.101/6.5 5.753 ± 0.9535
ea12 1342 1342/1342 1342 ± 0.0000358 5.599 5.248/6.534 5.782 ± 0.9386
ea13 1342 1342/1342 1342 ± 0.00001547 5.826 5.432/6.41 5.97 ± 0.7601
ea14 1342 1342/1342 1342 ± 0.00003546 5.617 5.181/6.476 5.756 ± 0.8652
ea15 1342 1342/1342 1342 ± 0.00001636 5.213 5.024/6.222 5.559 ± 0.906
ea16 1342 1342/1342 1342 ± 0.00002907 5.899 5.491/6.885 6.075 ± 1.009
ea17 1342 1342/1342 1342 ± 0.00004377 5.848 5.367/7.057 5.99 ± 1.02
ea18 1342 1342/1342 1342 ± 0.00004137 4.825 4.754/5.696 5.11 ± 0.6588
ea19 1342 1342/1342 1342 ± 0.00001243 5.807 5.601/6.909 6.124 ± 0.8715
ea20 1342 1342/1342 1342 ± 0.00004178 5.871 5.734/7.078 6.144 ± 1.017
ea21 1342 1342/1342 1342 ± 0.0000302 5.625 5.286/6.449 5.754 ± 0.8351
ea22 1342 1342/1342 1342 ± 0.00003782 5.374 4.938/6.393 5.619 ± 0.779
ea23 1342 1342/1342 1342 ± 0.0000426 5.767 5.403/6.694 5.901 ± 0.9891
ea25 1342 1342/1342 1342 ± 0.00004373 5.476 5.114/6.354 5.627 ± 0.8903
ea26 1342 1342/1342 1342 ± 0.00002765 5.856 5.684/6.831 6.116 ± 0.8778
ea27 1342 1342/1342 1342 ± 0.00004349 5.595 5.18/6.6 5.719 ± 0.9011
ea28 1342 1342/1342 1342 ± 0.00004419 5.567 5.379/6.621 5.883 ± 0.9573
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 5.296 5.131/5.613 5.317 ± 0.298
5 1342 1342/1342 1342 ± 0.0000391 5.47 5.232/5.561 5.421 ± 0.2486
6 1342 1342/1342 1342 ± 0.00002348 5.349 5.13/5.574 5.324 ± 0.3155
7 1342 1342/1342 1342 ± 0.00002348 5.371 5.183/5.579 5.347 ± 0.2943
8 1342 1342/1342 1342 ± 0.00002348 5.369 5.147/5.487 5.294 ± 0.3202
9 1342 1342/1342 1342 ± 0.00002348 5.599 5.287/5.87 5.535 ± 0.3686
10 1342 1342/1342 1342 ± 0.00002348 6.113 5.948/6.302 6.058 ± 0.3418
11 1342 1342/1342 1342 ± 0.00002348 6.395 6.21/6.506 6.315 ± 0.3511
12 1342 1342/1342 1342 ± 0.00002348 6.54 6.377/6.733 6.509 ± 0.3901
13 1342 1342/1342 1342 ± 0.00002348 6.977 6.793/7.171 6.939 ± 0.4149
14 1342 1342/1342 1342 ± 0.00002348 7.212 6.969/7.436 7.127 ± 0.4729
15 1342 1342/1342 1342 ± 0.00002416 6.733 6.464/7.026 6.675 ± 0.4736
16 1342 1342/1342 1342 ± 0.00005615 4.288 4.143/4.482 4.306 ± 0.2398
17 1342 1342/1342 1342 ± 0.00005838 4.318 4.154/4.616 4.374 ± 0.2904
output_dir
 
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-11-03 04:29:53.330
End
2024-11-03 05:41:33.915
Duration
1:11:40.585
Note, WebLog generation is not included in the time.

CASA logs for stage 8