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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 5.009 4.924/5.818 5.288 ± 0.6449
ea02 1342 1342/1342 1342 ± 0.00004272 5.582 5.118/6.3 5.616 ± 0.8183
ea05 1342 1342/1342 1342 ± 0.00001991 5.248 4.91/6.278 5.515 ± 0.7083
ea06 1342 1342/1342 1342 ± 0.000003249 4.932 4.736/5.509 5.03 ± 0.5721
ea07 1342 1342/1342 1342 ± 0.00004416 5.433 4.973/5.734 5.38 ± 0.6507
ea08 1342 1342/1342 1342 ± 0.00004272 5.674 5.235/6.497 5.777 ± 0.8812
ea09 1342 1342/1342 1342 ± 0.00003838 4.978 4.693/5.812 5.106 ± 0.6563
ea10 1342 1342/1342 1342 ± 0.00004223 5.079 4.891/6.294 5.482 ± 0.781
ea11 1342 1342/1342 1342 ± 0.00004005 5.548 4.977/6.224 5.55 ± 0.7898
ea12 1342 1342/1342 1342 ± 0 5.38 5.073/6.246 5.544 ± 0.8076
ea13 1342 1342/1342 1342 ± 0.00003213 5.591 5.46/6.126 5.734 ± 0.7059
ea14 1342 1342/1342 1342 ± 0.000001149 5.469 5.04/6.295 5.679 ± 0.7335
ea15 1342 1342/1342 1342 ± 0 5.204 4.975/5.977 5.426 ± 0.7313
ea16 1342 1342/1342 1342 ± 0 5.063 4.98/5.146 5.045 ± 0.1915
ea17 1342 1342/1342 1342 ± 0.00004169 5.478 5.09/6.705 5.664 ± 0.8131
ea18 1342 1342/1342 1342 ± 0.00003058 4.812 4.516/5.5 4.904 ± 0.5747
ea19 1342 1342/1342 1342 ± 0 5.439 5.157/6.39 5.698 ± 0.7075
ea20 1342 1342/1342 1342 ± 0.000018 5.699 5.336/6.747 5.802 ± 0.8834
ea21 1342 1342/1342 1342 ± 0.000004021 5.144 5.034/6.048 5.462 ± 0.6818
ea22 1342 1342/1342 1342 ± 0.00004223 5.243 5.001/6.309 5.518 ± 0.7856
ea23 1342 1342/1342 1342 ± 0.00003095 5.349 5.063/6.312 5.675 ± 0.8112
ea25 1342 1342/1342 1342 ± 0 5.04 4.853/5.154 5.037 ± 0.2098
ea26 1342 1342/1342 1342 ± 0.00002008 5.363 5.109/6.302 5.552 ± 0.7656
ea27 1342 1342/1342 1342 ± 0.00004168 5.155 4.857/6.187 5.376 ± 0.7357
ea28 1342 1342/1342 1342 ± 0.00004272 5.331 5.05/6.258 5.549 ± 0.7769
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 ± 0.00002394 5.215 5.029/5.402 5.215 ± 0.2442
4 1342 1342/1342 1342 ± 0.00003536 4.961 4.811/5.054 4.958 ± 0.1873
5 1342 1342/1342 1342 ± 0.00002395 5.007 4.876/5.123 5.011 ± 0.2596
6 1342 1342/1342 1342 ± 0.00002394 5.051 4.984/5.159 5.056 ± 0.2243
7 1342 1342/1342 1342 ± 0.00002394 5.099 4.979/5.203 5.089 ± 0.2075
8 1342 1342/1342 1342 ± 0.00002394 5.131 4.906/5.259 5.087 ± 0.2405
9 1342 1342/1342 1342 ± 0.00002394 5.394 5.264/5.593 5.368 ± 0.2845
10 1342 1342/1342 1342 ± 0.00002491 5.782 5.559/5.917 5.745 ± 0.2935
11 1342 1342/1342 1342 ± 0.00002491 6.123 5.942/6.164 6.001 ± 0.303
12 1342 1342/1342 1342 ± 0.00002491 6.259 5.983/6.309 6.164 ± 0.3086
13 1342 1342/1342 1342 ± 0.00002491 6.559 6.384/6.754 6.521 ± 0.328
14 1342 1342/1342 1342 ± 0.00002491 6.71 6.515/6.922 6.63 ± 0.3557
15 1342 1342/1342 1342 ± 0.00002491 6.539 6.34/6.719 6.469 ± 0.3726
16 1342 1342/1342 1342 ± 0.00006063 4.373 4.238/4.523 4.385 ± 0.2238
17 1342 1342/1342 1342 ± 0.00006093 4.309 4.178/4.456 4.328 ± 0.2156
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
statwtmode
VLASS-SE
Start time
2024-11-08 01:40:22.687
End
2024-11-08 02:45:58.093
Duration
1:05:35.405
Note, WebLog generation is not included in the time.

CASA logs for stage 8