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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.691 5.386/6.103 5.782 ± 0.5679
ea02 1342 1342/1342 1342 ± 0 6.122 5.525/6.711 6.139 ± 0.6153
ea04 1342 1342/1342 1342 ± 0 5.33 4.981/5.959 5.508 ± 0.5796
ea05 1342 1342/1342 1342 ± 0 5.698 5.327/6.245 5.81 ± 0.6241
ea06 1342 1342/1342 1342 ± 0 5.292 4.851/5.538 5.232 ± 0.4207
ea07 1342 1342/1342 1342 ± 0.000004555 5.836 5.508/6.253 5.969 ± 0.5549
ea08 1342 1342/1342 1342 ± 0 6.005 5.707/6.864 6.283 ± 0.6975
ea09 1342 1342/1342 1342 ± 0 5.832 5.305/6.406 5.911 ± 0.6738
ea10 1342 1342/1342 1342 ± 0.00002042 5.978 5.393/6.716 6.035 ± 0.7026
ea11 1342 1342/1342 1342 ± 0 6.094 5.342/6.581 6.026 ± 0.7158
ea12 1342 1342/1342 1342 ± 0 5.375 5.326/5.666 5.526 ± 0.2921
ea13 1342 1342/1342 1342 ± 0 6.178 5.817/6.465 6.205 ± 0.509
ea14 1342 1342/1342 1342 ± 0 5.831 5.239/6.392 5.789 ± 0.6626
ea15 1342 1342/1342 1342 ± 0 5.734 5.107/6.281 5.78 ± 0.7077
ea16 1342 1342/1342 1342 ± 0 6.178 5.595/6.73 6.168 ± 0.7094
ea17 1342 1342/1342 1342 ± 0.000004017 6.057 5.668/6.583 6.199 ± 0.6546
ea18 1342 1342/1342 1342 ± 0 5.185 4.796/5.669 5.202 ± 0.5438
ea19 1342 1342/1342 1342 ± 0 6.192 5.522/6.732 6.132 ± 0.6609
ea20 1342 1342/1342 1342 ± 0 6.123 5.709/6.722 6.237 ± 0.6583
ea21 1342 1342/1342 1342 ± 0 5.667 5.364/6.415 5.847 ± 0.585
ea22 1342 1342/1342 1342 ± 0 5.745 5.281/6.3 5.841 ± 0.6291
ea23 1342 1342/1342 1342 ± 0 5.855 5.484/6.488 6.026 ± 0.7002
ea25 1342 1342/1342 1342 ± 0 5.772 5.509/6.331 5.932 ± 0.6087
ea26 1342 1342/1342 1342 ± 0 6.381 5.754/7.059 6.356 ± 0.6666
ea27 1342 1342/1342 1342 ± 0.00004038 5.637 5.383/6.45 5.824 ± 0.6166
ea28 1342 1342/1342 1342 ± 0 5.797 5.522/6.582 6.007 ± 0.6566
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 ± 0.00002349 5.52 5.265/5.749 5.482 ± 0.2714
3 1342 1342/1342 1342 ± 0.0000237 5.26 4.968/5.421 5.2 ± 0.29
4 1342 1342/1342 1342 ± 0.00002684 5.297 5.125/5.436 5.244 ± 0.3385
5 1342 1342/1342 1342 ± 0.00002349 5.313 5.057/5.51 5.286 ± 0.3321
6 1342 1342/1342 1342 ± 0.00002394 5.464 5.188/5.565 5.408 ± 0.3004
7 1342 1342/1342 1342 ± 0.00002349 5.414 5.265/5.523 5.396 ± 0.2633
8 1342 1342/1342 1342 ± 0.00002349 5.453 5.183/5.571 5.372 ± 0.2943
9 1342 1342/1342 1342 ± 0.00002349 5.756 5.508/5.947 5.67 ± 0.3326
10 1342 1342/1342 1342 ± 0.00002349 6.176 5.978/6.32 6.102 ± 0.3363
11 1342 1342/1342 1342 ± 0.00002394 6.377 6.191/6.508 6.326 ± 0.3396
12 1342 1342/1342 1342 ± 0.00002441 6.574 6.383/6.738 6.498 ± 0.3704
13 1342 1342/1342 1342 ± 0.00002394 6.965 6.833/7.246 6.944 ± 0.3744
14 1342 1342/1342 1342 ± 0.00002394 7.21 6.923/7.34 7.092 ± 0.4087
15 1342 1342/1342 1342 ± 0.00002394 6.672 6.479/6.857 6.63 ± 0.3683
16 1342 1342/1342 1342 ± 0.00003323 5.963 5.833/6.28 6.025 ± 0.3051
17 1342 1342/1342 1342 ± 0.00003578 6.013 5.884/6.285 6.045 ± 0.2912
datacolumn
residual_data
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-05-01 10:45:15.265
End
2024-05-01 11:44:33.774
Duration
0:59:18.509
Note, WebLog generation is not included in the time.

CASA logs for stage 7