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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.566 5.303/6.223 5.769 ± 0.6223
ea02 1342 1342/1342 1342 ± 0.00003197 5.927 5.502/6.68 6.045 ± 0.7512
ea04 1342 1342/1342 1342 ± 0 5.042 4.79/5.558 5.184 ± 0.4991
ea05 1342 1342/1342 1342 ± 0 5.149 4.972/5.722 5.368 ± 0.5419
ea06 1342 1342/1342 1342 ± 0 4.77 4.613/5.21 4.912 ± 0.4361
ea07 1342 1342/1342 1342 ± 0.00003821 5.706 5.316/6.02 5.728 ± 0.6446
ea08 1342 1342/1342 1342 ± 0.00004272 6.103 5.644/6.864 6.208 ± 0.8079
ea09 1342 1342/1342 1342 ± 0 5.455 5.135/6.15 5.666 ± 0.6052
ea10 1342 1342/1342 1342 ± 0.00003999 5.759 5.301/6.416 5.812 ± 0.6066
ea11 1342 1342/1342 1342 ± 0.000003954 5.654 5.243/6.329 5.724 ± 0.7335
ea12 1342 1342/1342 1342 ± 0 5.31 5.054/5.924 5.569 ± 0.6528
ea13 1342 1342/1342 1342 ± 0 5.655 5.452/6.02 5.782 ± 0.494
ea14 1342 1342/1342 1342 ± 0 5.551 5.184/6.351 5.753 ± 0.6575
ea15 1342 1342/1342 1342 ± 0 5.098 4.848/5.847 5.38 ± 0.6375
ea16 1342 1342/1342 1342 ± 0 5.603 5.281/6.156 5.758 ± 0.6165
ea17 1342 1342/1342 1342 ± 0.00003253 6.062 5.786/6.991 6.213 ± 0.7298
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0 5.465 5.261/6.118 5.728 ± 0.5864
ea20 1342 1342/1342 1342 ± 0 5.569 5.42/6.347 5.833 ± 0.6726
ea21 1342 1342/1342 1342 ± 0.00000237 5.185 5.013/5.852 5.425 ± 0.5636
ea22 1342 1342/1342 1342 ± 0.000009923 5.533 5.264/6.42 5.82 ± 0.6607
ea23 1342 1342/1342 1342 ± 0.00002233 5.606 5.192/6.337 5.735 ± 0.7316
ea25 1342 1342/1342 1342 ± 0.000009075 5.647 5.265/6.305 5.765 ± 0.7289
ea26 1342 1342/1342 1342 ± 0 5.56 5.428/6.141 5.807 ± 0.5398
ea27 1342 1342/1342 1342 ± 0.00003999 5.597 5.191/6.507 5.825 ± 0.6657
ea28 1342 1342/1342 1342 ± 0.00003673 5.992 5.577/6.7 6.1 ± 0.7406
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 ± 0.00002424 5.545 5.297/5.663 5.46 ± 0.319
5 1342 1342/1342 1342 ± 0.00002473 5.234 5.063/5.438 5.235 ± 0.2856
6 1342 1342/1342 1342 ± 0.00002424 5.306 5.162/5.532 5.301 ± 0.3252
7 1342 1342/1342 1342 ± 0.00002424 5.294 5.133/5.483 5.251 ± 0.2821
8 1342 1342/1342 1342 ± 0.00002424 5.204 5.059/5.424 5.199 ± 0.3052
9 1342 1342/1342 1342 ± 0.00002424 5.536 5.198/5.696 5.465 ± 0.3529
10 1342 1342/1342 1342 ± 0.00002424 5.928 5.64/6.087 5.88 ± 0.3384
11 1342 1342/1342 1342 ± 0.00002424 6.128 5.948/6.334 6.123 ± 0.3406
12 1342 1342/1342 1342 ± 0.00002424 6.327 6.028/6.464 6.257 ± 0.3497
13 1342 1342/1342 1342 ± 0.00002424 6.771 6.578/6.92 6.705 ± 0.3214
14 1342 1342/1342 1342 ± 0.00002424 6.885 6.748/6.999 6.834 ± 0.3733
15 1342 1342/1342 1342 ± 0.00002424 6.22 5.898/6.573 6.204 ± 0.5331
16 1342 1342/1342 1342 ± 0.00005396 4.826 4.688/5.005 4.824 ± 0.2425
17 1342 1342/1342 1342 ± 0.00005351 5.045 4.831/5.165 5 ± 0.2522
statwtmode
VLASS-SE
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2025-03-12 21:53:52.333
End
2025-03-12 22:21:28.330
Duration
0:27:35.997
Note, WebLog generation is not included in the time.

CASA logs for stage 8