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

Statwt Summary Plot

VLASS2.1.sb38613707.eb38659860.59113.15663519676_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 5.876 5.409/6.191 5.88 ± 0.5299
ea02 1342 1342/1342 1342 ± 0 5.98 5.577/6.686 6.162 ± 0.6421
ea04 1342 1342/1342 1342 ± 0 5.634 5.216/6.31 5.754 ± 0.574
ea05 1342 1342/1342 1342 ± 0 6.058 5.499/6.554 5.982 ± 0.6015
ea06 1342 1342/1342 1342 ± 0 4.93 4.739/5.268 5.007 ± 0.3272
ea07 1342 1342/1342 1342 ± 0 6.237 5.582/6.403 6.166 ± 0.5789
ea08 1342 1342/1342 1342 ± 0.000007934 6.108 5.768/6.914 6.376 ± 0.6778
ea09 1342 1342/1342 1342 ± 0 5.707 5.359/6.591 5.927 ± 0.6351
ea10 1342 1342/1342 1342 ± 0 6.239 5.479/6.788 6.17 ± 0.6661
ea11 1342 1342/1342 1342 ± 0 6.137 5.32/6.539 6.059 ± 0.6905
ea12 1342 1342/1342 1342 ± 0 5.554 5.456/5.659 5.565 ± 0.1573
ea13 1342 1342/1342 1342 ± 0 6.436 6.093/6.602 6.48 ± 0.4912
ea14 1342 1342/1342 1342 ± 0 6.104 5.452/6.683 6.109 ± 0.6784
ea15 1342 1342/1342 1342 ± 0 6.001 5.486/6.59 6.12 ± 0.682
ea16 1342 1342/1342 1342 ± 0 6.324 5.823/6.947 6.454 ± 0.7244
ea17 1342 1342/1342 1342 ± 0 6.146 5.736/7.004 6.287 ± 0.6171
ea18 1342 1342/1342 1342 ± 0 5.176 4.806/5.62 5.245 ± 0.5343
ea19 1342 1342/1342 1342 ± 0 6.379 5.736/6.91 6.418 ± 0.6689
ea20 1342 1342/1342 1342 ± 0 6.398 5.789/6.873 6.381 ± 0.6322
ea21 1342 1342/1342 1342 ± 0 6.085 5.549/6.49 6.083 ± 0.5675
ea22 1342 1342/1342 1342 ± 0 5.586 5.363/6.381 5.889 ± 0.6416
ea23 1342 1342/1342 1342 ± 0 6.308 5.65/6.696 6.297 ± 0.6867
ea25 1342 1342/1342 1342 ± 0 5.871 5.472/6.383 5.956 ± 0.5663
ea26 1342 1342/1342 1342 ± 0 6.225 5.827/7.116 6.418 ± 0.6564
ea27 1342 1342/1342 1342 ± 0.00002379 5.782 5.479/6.535 5.96 ± 0.5691
ea28 1342 1342/1342 1342 ± 0.00003348 5.793 5.608/6.667 6.157 ± 0.643
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 ± 0.00002348 5.506 5.388/5.792 5.535 ± 0.3
4 1342 1342/1342 1342 ± 0.00002381 5.577 5.265/5.689 5.477 ± 0.3569
5 1342 1342/1342 1342 ± 0.00002348 5.582 5.332/5.757 5.565 ± 0.3445
6 1342 1342/1342 1342 ± 0.00002348 5.493 5.293/5.629 5.455 ± 0.3559
7 1342 1342/1342 1342 ± 0.00002348 5.514 5.378/5.707 5.497 ± 0.2901
8 1342 1342/1342 1342 ± 0.00002348 5.545 5.292/5.674 5.455 ± 0.314
9 1342 1342/1342 1342 ± 0.00002348 5.765 5.576/6.003 5.717 ± 0.357
10 1342 1342/1342 1342 ± 0.00002381 6.212 6.044/6.357 6.146 ± 0.3565
11 1342 1342/1342 1342 ± 0.00002392 6.462 6.24/6.575 6.363 ± 0.3696
12 1342 1342/1342 1342 ± 0.0000244 6.578 6.399/6.783 6.522 ± 0.4037
13 1342 1342/1342 1342 ± 0.00002392 7.047 6.961/7.275 7.002 ± 0.4311
14 1342 1342/1342 1342 ± 0.00002392 7.331 7.051/7.521 7.204 ± 0.4757
15 1342 1342/1342 1342 ± 0.00002392 6.928 6.725/7.185 6.842 ± 0.48
16 1342 1342/1342 1342 ± 0.0000329 6.156 5.787/6.44 6.119 ± 0.4629
17 1342 1342/1342 1342 ± 0.00003231 6.231 5.749/6.548 6.151 ± 0.4583
output_dir
 
vis
VLASS2.1.sb38613707.eb38659860.59113.15663519676_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-04-13 03:47:03.587
End
2024-04-13 04:52:47.670
Duration
1:05:44.083
Note, WebLog generation is not included in the time.

CASA logs for stage 7