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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.555 5.231/5.932 5.634 ± 0.5003
ea02 1342 1342/1342 1342 ± 0 5.748 5.369/6.344 5.925 ± 0.6323
ea04 1342 1342/1342 1342 ± 0 5.586 5.22/6.13 5.732 ± 0.5356
ea05 1342 1342/1342 1342 ± 0 5.686 5.364/6.174 5.802 ± 0.553
ea06 1342 1342/1342 1342 ± 0 4.939 4.736/5.323 5.032 ± 0.3534
ea07 1342 1342/1342 1342 ± 0 5.887 5.469/6.14 5.921 ± 0.5529
ea08 1342 1342/1342 1342 ± 0 5.786 5.491/6.546 6.025 ± 0.6561
ea09 1342 1342/1342 1342 ± 0 5.667 5.221/6.228 5.728 ± 0.6162
ea10 1342 1342/1342 1342 ± 0 5.84 5.307/6.442 5.879 ± 0.6391
ea11 1342 1342/1342 1342 ± 0 5.754 5.24/6.215 5.745 ± 0.6151
ea12 1342 1342/1342 1342 ± 0 6.1 5.472/6.367 6.09 ± 0.6166
ea13 1342 1342/1342 1342 ± 0 6.087 5.734/6.372 6.152 ± 0.507
ea14 1342 1342/1342 1342 ± 0 5.686 5.171/6.242 5.778 ± 0.6259
ea15 1342 1342/1342 1342 ± 0 5.709 5.233/6.328 5.86 ± 0.6726
ea16 1342 1342/1342 1342 ± 0 6.03 5.641/6.597 6.182 ± 0.6621
ea17 1342 1342/1342 1342 ± 0.00001831 5.835 5.501/6.484 6.031 ± 0.6051
ea18 1342 1342/1342 1342 ± 0 4.974 4.687/5.465 5.113 ± 0.4953
ea19 1342 1342/1342 1342 ± 0 5.858 5.531/6.393 6.053 ± 0.564
ea20 1342 1342/1342 1342 ± 0 6.009 5.616/6.605 6.139 ± 0.6271
ea21 1342 1342/1342 1342 ± 0 5.58 5.332/6.099 5.75 ± 0.5103
ea22 1342 1342/1342 1342 ± 0 5.516 5.262/6.336 5.776 ± 0.6462
ea23 1342 1342/1342 1342 ± 0 5.96 5.466/6.328 6.014 ± 0.644
ea25 1342 1342/1342 1342 ± 0 5.506 5.145/5.955 5.597 ± 0.5716
ea26 1342 1342/1342 1342 ± 0 6.002 5.701/6.68 6.159 ± 0.6423
ea27 1342 1342/1342 1342 ± 0.00001637 5.498 5.251/6.282 5.706 ± 0.5787
ea28 1342 1342/1342 1342 ± 0.0000144 5.538 5.347/6.275 5.791 ± 0.6327
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 ± 0.00002368 5.367 5.199/5.557 5.373 ± 0.2656
3 1342 1342/1342 1342 ± 0.00002438 5.113 4.894/5.333 5.137 ± 0.2823
4 1342 1342/1342 1342 ± 0.00002368 5.27 5.148/5.459 5.264 ± 0.286
5 1342 1342/1342 1342 ± 0.00002368 5.438 5.136/5.511 5.356 ± 0.2954
6 1342 1342/1342 1342 ± 0.00002368 5.364 5.169/5.496 5.32 ± 0.3006
7 1342 1342/1342 1342 ± 0.00002368 5.328 5.238/5.48 5.326 ± 0.2585
8 1342 1342/1342 1342 ± 0.00002368 5.299 5.157/5.425 5.281 ± 0.2633
9 1342 1342/1342 1342 ± 0.00002368 5.573 5.41/5.821 5.555 ± 0.3052
10 1342 1342/1342 1342 ± 0.00002348 5.969 5.836/6.14 5.958 ± 0.2971
11 1342 1342/1342 1342 ± 0.00002348 6.237 6.068/6.319 6.165 ± 0.3109
12 1342 1342/1342 1342 ± 0.00002348 6.365 6.178/6.501 6.318 ± 0.3285
13 1342 1342/1342 1342 ± 0.00002348 6.812 6.655/6.976 6.762 ± 0.3519
14 1342 1342/1342 1342 ± 0.00002348 7.021 6.774/7.181 6.95 ± 0.3908
15 1342 1342/1342 1342 ± 0.00002348 6.694 6.401/6.804 6.577 ± 0.3811
16 1342 1342/1342 1342 ± 0.0000291 5.944 5.645/6.25 5.929 ± 0.3604
17 1342 1342/1342 1342 ± 0.00002615 5.925 5.656/6.202 5.92 ± 0.3438
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-05-01 09:14:02.581
End
2024-05-01 10:02:37.815
Duration
0:48:35.233
Note, WebLog generation is not included in the time.

CASA logs for stage 7