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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.791 5.389/6.005 5.78 ± 0.476
ea02 1342 1342/1342 1342 ± 0 5.961 5.602/6.533 6.119 ± 0.5755
ea04 1342 1342/1342 1342 ± 0 5.487 5.193/6.121 5.659 ± 0.5085
ea05 1342 1342/1342 1342 ± 0 5.849 5.344/6.29 5.812 ± 0.5438
ea06 1342 1342/1342 1342 ± 0 5.036 4.811/5.335 5.09 ± 0.3287
ea07 1342 1342/1342 1342 ± 0 6.052 5.65/6.162 6.049 ± 0.521
ea08 1342 1342/1342 1342 ± 0 5.964 5.678/6.586 6.187 ± 0.6013
ea09 1342 1342/1342 1342 ± 0 5.845 5.27/6.364 5.855 ± 0.577
ea10 1342 1342/1342 1342 ± 0 5.887 5.384/6.558 6.006 ± 0.5805
ea11 1342 1342/1342 1342 ± 0 5.893 5.202/6.314 5.878 ± 0.6205
ea12 1342 1342/1342 1342 ± 0 5.916 5.465/6.445 6.04 ± 0.6236
ea13 1342 1342/1342 1342 ± 0 6.287 5.922/6.549 6.277 ± 0.4641
ea14 1342 1342/1342 1342 ± 0 5.893 5.313/6.37 5.911 ± 0.599
ea15 1342 1342/1342 1342 ± 0 5.731 5.226/6.305 5.872 ± 0.6406
ea16 1342 1342/1342 1342 ± 0 6.157 5.741/6.727 6.311 ± 0.6457
ea17 1342 1342/1342 1342 ± 0.000004919 6.166 5.634/6.781 6.156 ± 0.5706
ea18 1342 1342/1342 1342 ± 0 5.1 4.771/5.532 5.199 ± 0.4757
ea19 1342 1342/1342 1342 ± 0 5.913 5.715/6.469 6.178 ± 0.5744
ea20 1342 1342/1342 1342 ± 0 6.26 5.777/6.797 6.284 ± 0.5754
ea21 1342 1342/1342 1342 ± 0 5.825 5.423/6.194 5.878 ± 0.4912
ea22 1342 1342/1342 1342 ± 0 5.739 5.422/6.376 5.876 ± 0.5722
ea23 1342 1342/1342 1342 ± 0 6.138 5.616/6.49 6.153 ± 0.6133
ea25 1342 1342/1342 1342 ± 0 5.581 5.301/6.081 5.721 ± 0.5241
ea26 1342 1342/1342 1342 ± 0 6.28 5.82/6.873 6.31 ± 0.5901
ea27 1342 1342/1342 1342 ± 0.00001992 5.562 5.405/6.289 5.811 ± 0.5222
ea28 1342 1342/1342 1342 ± 0.00001681 5.767 5.515/6.398 6.003 ± 0.5602
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 ± 0.00002351 5.508 5.338/5.786 5.533 ± 0.2699
4 1342 1342/1342 1342 ± 0.00002566 5.465 5.217/5.686 5.443 ± 0.3833
5 1342 1342/1342 1342 ± 0.00002351 5.542 5.276/5.713 5.504 ± 0.3363
6 1342 1342/1342 1342 ± 0.00002351 5.365 5.162/5.523 5.346 ± 0.2883
7 1342 1342/1342 1342 ± 0.00002351 5.409 5.226/5.543 5.396 ± 0.2661
8 1342 1342/1342 1342 ± 0.00002351 5.385 5.15/5.514 5.33 ± 0.2839
9 1342 1342/1342 1342 ± 0.00002351 5.597 5.427/5.864 5.576 ± 0.3292
10 1342 1342/1342 1342 ± 0.00002351 6.015 5.851/6.157 5.965 ± 0.3134
11 1342 1342/1342 1342 ± 0.00002351 6.226 6.093/6.339 6.158 ± 0.3123
12 1342 1342/1342 1342 ± 0.00002377 6.315 6.14/6.498 6.29 ± 0.3568
13 1342 1342/1342 1342 ± 0.00002351 6.804 6.677/6.974 6.772 ± 0.3634
14 1342 1342/1342 1342 ± 0.00002351 7.039 6.778/7.286 6.986 ± 0.4087
15 1342 1342/1342 1342 ± 0.00002351 6.713 6.487/6.94 6.642 ± 0.3978
16 1342 1342/1342 1342 ± 0.00002788 5.969 5.727/6.374 6.002 ± 0.3833
17 1342 1342/1342 1342 ± 0.00002621 6.059 5.829/6.309 6.048 ± 0.3607
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-17 02:29:50.284
End
2024-12-17 03:19:00.631
Duration
0:49:10.346
Note, WebLog generation is not included in the time.

CASA logs for stage 8