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

Statwt Summary Plot

VLASS2.1.sb38513454.eb38563508.59068.92709877314_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 5.542 5.322/5.989 5.715 ± 0.4989
ea02 1342 1342/1342 1342 ± 0.0000015 5.665 5.383/6.426 5.918 ± 0.6423
ea04 1342 1342/1342 1342 ± 0 5.486 5.09/6.006 5.606 ± 0.5447
ea05 1342 1342/1342 1342 ± 0 5.781 5.33/6.227 5.83 ± 0.5742
ea06 1342 1342/1342 1342 ± 0 5.102 4.74/5.399 5.11 ± 0.4409
ea07 1342 1342/1342 1342 ± 0 5.68 5.414/5.892 5.761 ± 0.448
ea08 1342 1342/1342 1342 ± 0.000002121 5.903 5.567/6.721 6.15 ± 0.6897
ea09 1342 1342/1342 1342 ± 0 4.857 4.716/5.629 5.118 ± 0.503
ea10 1342 1342/1342 1342 ± 0.00001481 5.551 5.238/6.36 5.77 ± 0.6034
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.892 5.459/6.32 6.003 ± 0.6163
ea13 1342 1342/1342 1342 ± 0 6.063 5.783/6.294 6.11 ± 0.4864
ea14 1342 1342/1342 1342 ± 0 6.467 6.353/6.921 6.572 ± 0.3769
ea15 1342 1342/1342 1342 ± 0 5.66 5.31/6.237 5.859 ± 0.6134
ea16 1342 1342/1342 1342 ± 0 4.73 4.032/5.029 4.578 ± 0.6868
ea17 1342 1342/1342 1342 ± 0.00003156 6.102 5.748/6.663 6.259 ± 0.6206
ea18 1342 1342/1342 1342 ± 0 5.203 4.869/5.58 5.268 ± 0.492
ea19 1342 1342/1342 1342 ± 0 5.955 5.477/6.504 6.073 ± 0.6039
ea20 1342 1342/1342 1342 ± 0 6.188 5.916/6.875 6.376 ± 0.6104
ea21 1342 1342/1342 1342 ± 0 5.669 5.35/6.214 5.805 ± 0.5502
ea22 1342 1342/1342 1342 ± 0 5.481 5.301/6.403 5.811 ± 0.6602
ea23 1342 1342/1342 1342 ± 0 5.874 5.499/6.351 6.009 ± 0.6252
ea25 1342 1342/1342 1342 ± 0 5.371 5.305/5.459 5.373 ± 0.1561
ea26 1342 1342/1342 1342 ± 0 5.598 5.451/6.318 5.872 ± 0.54
ea27 1342 1342/1342 1342 ± 0.00004037 5.578 5.341/6.411 5.793 ± 0.5915
ea28 1342 1342/1342 1342 ± 0.00005275 6.511 6.031/6.937 6.403 ± 0.5694
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 ± 0.00002497 5.433 5.221/5.665 5.36 ± 0.4618
3 1342 1342/1342 1342 ± 0.00002551 5.287 5.137/5.608 5.294 ± 0.3791
4 1342 1342/1342 1342 ± 0.00002551 5.228 5.064/5.432 5.179 ± 0.4476
5 1342 1342/1342 1342 ± 0.00002497 5.357 5.118/5.477 5.257 ± 0.5338
6 1342 1342/1342 1342 ± 0.00002497 5.388 5.069/5.483 5.273 ± 0.4299
7 1342 1342/1342 1342 ± 0.00002497 5.346 5.134/5.468 5.296 ± 0.3816
8 1342 1342/1342 1342 ± 0.00002497 5.367 5.091/5.453 5.252 ± 0.3791
9 1342 1342/1342 1342 ± 0.00002497 5.583 5.336/5.802 5.531 ± 0.4147
10 1342 1342/1342 1342 ± 0.00002447 6.031 5.819/6.166 5.934 ± 0.409
11 1342 1342/1342 1342 ± 0.00002447 6.277 5.89/6.433 6.156 ± 0.4575
12 1342 1342/1342 1342 ± 0.00002447 6.437 6.009/6.535 6.306 ± 0.4416
13 1342 1342/1342 1342 ± 0.00002447 6.781 6.52/7.044 6.717 ± 0.4557
14 1342 1342/1342 1342 ± 0.00002447 6.956 6.664/7.198 6.865 ± 0.4811
15 1342 1342/1342 1342 ± 0.00002447 6.634 6.403/6.859 6.532 ± 0.5078
16 1342 1342/1342 1342 ± 0.00004448 5.761 5.448/6.119 5.736 ± 0.4464
17 1342 1342/1342 1342 ± 0.00004384 5.7 5.465/6.061 5.723 ± 0.4055
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38513454.eb38563508.59068.92709877314_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-06-20 23:17:32.760
End
2024-06-20 23:50:47.686
Duration
0:33:14.926
Note, WebLog generation is not included in the time.

CASA logs for stage 8