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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.866 5.297/6.078 5.755 ± 0.5134
ea02 1342 1342/1342 1342 ± 0.00001006 5.959 5.477/6.583 6.056 ± 0.5853
ea05 1342 1342/1342 1342 ± 0.000007683 5.906 5.34/6.406 5.831 ± 0.6038
ea06 1342 1342/1342 1342 ± 0 4.899 4.75/5.272 4.998 ± 0.3192
ea07 1342 1342/1342 1342 ± 0.000007245 5.742 5.396/5.984 5.768 ± 0.4506
ea08 1342 1342/1342 1342 ± 0 6.021 5.608/6.808 6.219 ± 0.6112
ea09 1342 1342/1342 1342 ± 0 5.618 5.13/6.182 5.68 ± 0.5561
ea10 1342 1342/1342 1342 ± 0.000006316 5.722 5.28/6.609 5.894 ± 0.6579
ea11 1342 1342/1342 1342 ± 0 5.84 5.396/6.394 5.968 ± 0.5714
ea12 1342 1342/1342 1342 ± 0 5.981 5.361/6.468 5.993 ± 0.6224
ea13 1342 1342/1342 1342 ± 0 6.262 5.755/6.379 6.171 ± 0.4569
ea14 1342 1342/1342 1342 ± 0 5.962 5.41/6.578 5.99 ± 0.6809
ea15 1342 1342/1342 1342 ± 0 5.857 5.305/6.293 5.911 ± 0.6367
ea16 1342 1342/1342 1342 ± 0 5.178 5.039/5.347 5.156 ± 0.2401
ea17 1342 1342/1342 1342 ± 0 6.181 5.67/6.733 6.236 ± 0.598
ea18 1342 1342/1342 1342 ± 0 5.245 4.864/5.748 5.284 ± 0.5263
ea19 1342 1342/1342 1342 ± 0 6.116 5.515/6.657 6.087 ± 0.5943
ea20 1342 1342/1342 1342 ± 0 6.39 5.81/6.83 6.335 ± 0.6061
ea21 1342 1342/1342 1342 ± 0 5.664 5.397/6.324 5.859 ± 0.5504
ea22 1342 1342/1342 1342 ± 0 5.92 5.361/6.49 5.909 ± 0.5949
ea23 1342 1342/1342 1342 ± 0 5.922 5.506/6.589 6.078 ± 0.6548
ea25 1342 1342/1342 1342 ± 0 5.35 5.269/5.499 5.345 ± 0.1817
ea26 1342 1342/1342 1342 ± 0 5.866 5.553/6.521 6 ± 0.5142
ea27 1342 1342/1342 1342 ± 0.00004025 5.615 5.426/6.395 5.844 ± 0.5506
ea28 1342 1342/1342 1342 ± 0 5.756 5.489/6.573 6.014 ± 0.6313
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 ± 0.00002418 5.485 5.262/5.633 5.418 ± 0.2928
4 1342 1342/1342 1342 ± 0.00002445 5.313 5.11/5.454 5.279 ± 0.3581
5 1342 1342/1342 1342 ± 0.00002418 5.357 5.253/5.451 5.344 ± 0.2691
6 1342 1342/1342 1342 ± 0.00002418 5.36 5.193/5.489 5.325 ± 0.2592
7 1342 1342/1342 1342 ± 0.00002418 5.361 5.275/5.522 5.37 ± 0.2371
8 1342 1342/1342 1342 ± 0.00002418 5.396 5.168/5.522 5.344 ± 0.2811
9 1342 1342/1342 1342 ± 0.00002418 5.687 5.523/5.873 5.626 ± 0.318
10 1342 1342/1342 1342 ± 0.00002517 6.117 5.877/6.235 6.047 ± 0.3224
11 1342 1342/1342 1342 ± 0.00002517 6.359 6.185/6.477 6.278 ± 0.3534
12 1342 1342/1342 1342 ± 0.00002517 6.482 6.276/6.593 6.406 ± 0.3628
13 1342 1342/1342 1342 ± 0.00002517 6.828 6.652/7.043 6.796 ± 0.3799
14 1342 1342/1342 1342 ± 0.00002517 7.06 6.803/7.186 6.957 ± 0.409
15 1342 1342/1342 1342 ± 0.00002517 6.637 6.391/6.767 6.515 ± 0.3751
16 1342 1342/1342 1342 ± 0.00003451 5.923 5.811/6.209 5.91 ± 0.3364
17 1342 1342/1342 1342 ± 0.00003439 5.924 5.753/6.198 5.903 ± 0.3304
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
overwrite_modelcol
False
Start time
2024-05-01 06:44:00.671
End
2024-05-01 07:48:17.655
Duration
1:04:16.983
Note, WebLog generation is not included in the time.

CASA logs for stage 7