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

Statwt Summary Plot

VLASS2.1.sb38504727.eb38659863.59113.352947384265_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 5.851 5.667/6.749 6.211 ± 0.6671
ea02 1342 1342/1342 1342 ± 0.00004288 6.165 5.785/7.098 6.459 ± 0.7667
ea04 1342 1342/1342 1342 ± 0.00002844 5.483 5.233/6.155 5.715 ± 0.5841
ea05 1342 1342/1342 1342 ± 0.000009672 5.501 5.255/6.472 5.83 ± 0.675
ea06 1342 1342/1342 1342 ± 0.00003541 4.921 4.719/5.507 5.133 ± 0.4692
ea07 1342 1342/1342 1342 ± 0.00004274 6.034 5.673/6.624 6.271 ± 0.7144
ea08 1342 1342/1342 1342 ± 0.00003904 6.209 5.914/7.449 6.734 ± 0.8675
ea09 1342 1342/1342 1342 ± 0.0000125 5.93 5.502/6.745 6.13 ± 0.6657
ea10 1342 1342/1342 1342 ± 0.00004668 6.234 5.716/7.229 6.428 ± 0.8018
ea11 1342 1342/1342 1342 ± 0.00004286 5.954 5.58/6.964 6.308 ± 0.8183
ea12 1342 1342/1342 1342 ± 0.00003817 5.846 5.404/6.613 6.05 ± 0.7491
ea13 1342 1342/1342 1342 ± 0.0000034 6.022 5.684/6.54 6.233 ± 0.6263
ea14 1342 1342/1342 1342 ± 0.00004052 5.661 5.436/6.698 6.071 ± 0.738
ea15 1342 1342/1342 1342 ± 0.0000255 5.768 5.274/6.481 5.994 ± 0.7445
ea16 1342 1342/1342 1342 ± 0.00001031 5.958 5.652/6.941 6.261 ± 0.8245
ea17 1342 1342/1342 1342 ± 0.00004566 6.288 5.937/7.469 6.652 ± 0.8387
ea18 1342 1342/1342 1342 ± 0.00004495 5.446 5.06/5.951 5.531 ± 0.5012
ea19 1342 1342/1342 1342 ± 0.0000207 5.765 5.572/6.847 6.163 ± 0.7182
ea20 1342 1342/1342 1342 ± 0.0000414 5.977 5.714/7.057 6.344 ± 0.7318
ea21 1342 1342/1342 1342 ± 0.00003034 5.56 5.347/6.433 5.91 ± 0.6811
ea22 1342 1342/1342 1342 ± 0.00001875 5.716 5.439/6.601 6.051 ± 0.7037
ea23 1342 1342/1342 1342 ± 0.00004118 5.922 5.623/6.894 6.295 ± 0.8063
ea25 1342 1342/1342 1342 ± 0.00004433 5.947 5.815/6.839 6.315 ± 0.7375
ea26 1342 1342/1342 1342 ± 0.000008936 5.955 5.855/7.188 6.453 ± 0.7403
ea27 1342 1342/1342 1342 ± 0.00003879 5.974 5.809/7.045 6.358 ± 0.7104
ea28 1342 1342/1342 1342 ± 0.00003923 6.297 5.964/7.219 6.594 ± 0.7939
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 5.685 5.367/5.854 5.632 ± 0.3268
5 1342 1342/1342 1342 ± 0.00003688 5.535 5.376/5.783 5.573 ± 0.261
6 1342 1342/1342 1342 ± 0.00002394 5.619 5.357/5.832 5.568 ± 0.3342
7 1342 1342/1342 1342 ± 0.00002349 5.68 5.421/5.85 5.621 ± 0.3379
8 1342 1342/1342 1342 ± 0.00002349 5.632 5.319/5.892 5.568 ± 0.3627
9 1342 1342/1342 1342 ± 0.00002665 5.842 5.434/5.97 5.726 ± 0.3786
10 1342 1342/1342 1342 ± 0.00002349 6.457 6.11/6.658 6.36 ± 0.3998
11 1342 1342/1342 1342 ± 0.00002349 6.593 6.476/6.907 6.607 ± 0.4206
12 1342 1342/1342 1342 ± 0.00002394 6.845 6.484/7.09 6.773 ± 0.4483
13 1342 1342/1342 1342 ± 0.00002349 7.295 7.075/7.552 7.253 ± 0.4429
14 1342 1342/1342 1342 ± 0.00002349 7.464 7.271/7.747 7.418 ± 0.4845
15 1342 1342/1342 1342 ± 0.00002429 6.932 6.755/7.188 6.875 ± 0.4905
16 1342 1342/1342 1342 ± 0.00005824 5.31 5.181/5.453 5.309 ± 0.2064
17 1342 1342/1342 1342 ± 0.00006002 5.559 5.431/5.713 5.552 ± 0.2555
vis
VLASS2.1.sb38504727.eb38659863.59113.352947384265_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2025-01-16 23:09:27.483
End
2025-01-16 23:37:47.124
Duration
0:28:19.641
Note, WebLog generation is not included in the time.

CASA logs for stage 8