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 5.219 5.108/5.911 5.468 ± 0.5582
ea02 1342 1342/1342 1342 ± 0.00003633 5.769 5.245/6.443 5.784 ± 0.7564
ea04 1342 1342/1342 1342 ± 0 5.055 4.895/5.784 5.308 ± 0.5479
ea05 1342 1342/1342 1342 ± 0.000007356 5.391 5.178/6.305 5.677 ± 0.5934
ea06 1342 1342/1342 1342 ± 0 4.926 4.649/5.431 5.065 ± 0.4921
ea07 1342 1342/1342 1342 ± 0.00004011 5.534 5.235/6.001 5.661 ± 0.619
ea08 1342 1342/1342 1342 ± 0.0000415 5.651 5.382/6.549 5.887 ± 0.7458
ea09 1342 1342/1342 1342 ± 0 5.287 5.045/6.235 5.529 ± 0.6682
ea10 1342 1342/1342 1342 ± 0.00004272 5.488 5.092/6.356 5.651 ± 0.7129
ea11 1342 1342/1342 1342 ± 0.00001143 5.422 5.042/6.168 5.574 ± 0.7139
ea12 1342 1342/1342 1342 ± 0 5.415 5.203/6.239 5.65 ± 0.6721
ea13 1342 1342/1342 1342 ± 0 5.833 5.64/6.245 5.946 ± 0.5802
ea14 1342 1342/1342 1342 ± 0.000008404 5.42 5.293/6.367 5.792 ± 0.6501
ea15 1342 1342/1342 1342 ± 0 5.344 5.095/6.044 5.567 ± 0.6501
ea16 1342 1342/1342 1342 ± 0.00001111 5.807 5.517/6.532 5.979 ± 0.6819
ea17 1342 1342/1342 1342 ± 0.0000416 5.61 5.244/6.763 5.832 ± 0.7262
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0 5.615 5.484/6.56 5.969 ± 0.6149
ea20 1342 1342/1342 1342 ± 0 5.682 5.43/6.623 5.92 ± 0.7609
ea21 1342 1342/1342 1342 ± 0.000009458 5.451 5.17/6.106 5.661 ± 0.5613
ea22 1342 1342/1342 1342 ± 0.000009213 5.415 5.009/6.401 5.627 ± 0.7697
ea23 1342 1342/1342 1342 ± 0.00002941 5.62 5.294/6.371 5.857 ± 0.718
ea25 1342 1342/1342 1342 ± 0.00001907 5.414 5.105/6.061 5.484 ± 0.6684
ea26 1342 1342/1342 1342 ± 0 5.523 5.382/6.383 5.759 ± 0.6029
ea27 1342 1342/1342 1342 ± 0.0000415 5.31 5.02/6.31 5.575 ± 0.6501
ea28 1342 1342/1342 1342 ± 0.0000415 5.434 5.108/6.317 5.647 ± 0.6949
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 ± 0.00002414 5.336 5.158/5.448 5.318 ± 0.1929
4 1342 1342/1342 1342 ± 0.00002839 5.114 4.932/5.313 5.134 ± 0.3071
5 1342 1342/1342 1342 ± 0.00002463 5.279 5.046/5.499 5.283 ± 0.2674
6 1342 1342/1342 1342 ± 0.00002414 5.238 5.144/5.473 5.274 ± 0.2298
7 1342 1342/1342 1342 ± 0.00002414 5.289 5.152/5.42 5.294 ± 0.1999
8 1342 1342/1342 1342 ± 0.00002414 5.269 5.047/5.393 5.236 ± 0.2277
9 1342 1342/1342 1342 ± 0.00002414 5.544 5.389/5.738 5.503 ± 0.272
10 1342 1342/1342 1342 ± 0.00002414 5.89 5.775/5.998 5.873 ± 0.2252
11 1342 1342/1342 1342 ± 0.00002414 6.19 6.015/6.267 6.111 ± 0.2503
12 1342 1342/1342 1342 ± 0.00002414 6.316 6.097/6.395 6.264 ± 0.2786
13 1342 1342/1342 1342 ± 0.00002414 6.657 6.54/6.788 6.659 ± 0.2727
14 1342 1342/1342 1342 ± 0.00002414 6.826 6.639/6.999 6.802 ± 0.2941
15 1342 1342/1342 1342 ± 0.00002414 6.602 6.348/6.755 6.525 ± 0.3678
16 1342 1342/1342 1342 ± 0.00005776 4.753 4.509/5.006 4.781 ± 0.3516
17 1342 1342/1342 1342 ± 0.000057 4.871 4.674/5.058 4.888 ± 0.2691
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-13 04:53:49.076
End
2024-12-13 05:53:30.846
Duration
0:59:41.771
Note, WebLog generation is not included in the time.

CASA logs for stage 8