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 5.927 5.386/6.159 5.823 ± 0.4916
ea02 1342 1342/1342 1342 ± 0.000004863 6.102 5.609/6.662 6.155 ± 0.5679
ea05 1342 1342/1342 1342 ± 0 6.055 5.433/6.576 5.946 ± 0.6274
ea06 1342 1342/1342 1342 ± 0 4.869 4.772/5.273 5.004 ± 0.3015
ea07 1342 1342/1342 1342 ± 0.000002175 5.807 5.444/6.021 5.805 ± 0.4438
ea08 1342 1342/1342 1342 ± 0 5.998 5.662/6.864 6.288 ± 0.6099
ea09 1342 1342/1342 1342 ± 0 5.514 5.08/5.959 5.544 ± 0.4917
ea10 1342 1342/1342 1342 ± 0.00001675 5.792 5.359/6.573 5.95 ± 0.6299
ea11 1342 1342/1342 1342 ± 0 5.973 5.425/6.466 6.052 ± 0.5709
ea12 1342 1342/1342 1342 ± 0 6.038 5.452/6.504 6.068 ± 0.6023
ea13 1342 1342/1342 1342 ± 0 6.404 5.835/6.563 6.289 ± 0.4927
ea14 1342 1342/1342 1342 ± 0 6.065 5.466/6.64 6.059 ± 0.6617
ea15 1342 1342/1342 1342 ± 0 5.918 5.358/6.36 5.972 ± 0.6512
ea16 1342 1342/1342 1342 ± 0 5.313 5.169/5.502 5.265 ± 0.2533
ea17 1342 1342/1342 1342 ± 0 6.199 5.773/6.673 6.316 ± 0.5873
ea18 1342 1342/1342 1342 ± 0 5.276 4.917/5.79 5.349 ± 0.5046
ea19 1342 1342/1342 1342 ± 0 6.264 5.592/6.777 6.201 ± 0.6229
ea20 1342 1342/1342 1342 ± 0 6.465 5.879/6.842 6.414 ± 0.6108
ea21 1342 1342/1342 1342 ± 0 5.728 5.481/6.397 5.931 ± 0.5495
ea22 1342 1342/1342 1342 ± 0 6.01 5.314/6.493 5.929 ± 0.594
ea23 1342 1342/1342 1342 ± 0 5.979 5.564/6.587 6.117 ± 0.6506
ea25 1342 1342/1342 1342 ± 0 5.428 5.402/5.567 5.432 ± 0.169
ea26 1342 1342/1342 1342 ± 0 6.076 5.603/6.593 6.083 ± 0.5257
ea27 1342 1342/1342 1342 ± 0.0000396 5.758 5.494/6.485 5.924 ± 0.5436
ea28 1342 1342/1342 1342 ± 0 5.824 5.585/6.571 6.094 ± 0.6154
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 ± 0.00002414 5.495 5.31/5.718 5.466 ± 0.2927
4 1342 1342/1342 1342 ± 0.00002444 5.367 5.211/5.555 5.343 ± 0.35
5 1342 1342/1342 1342 ± 0.00002414 5.49 5.356/5.567 5.451 ± 0.2817
6 1342 1342/1342 1342 ± 0.00002414 5.447 5.323/5.565 5.417 ± 0.2695
7 1342 1342/1342 1342 ± 0.00002414 5.447 5.31/5.592 5.438 ± 0.2506
8 1342 1342/1342 1342 ± 0.00002414 5.481 5.25/5.595 5.414 ± 0.2948
9 1342 1342/1342 1342 ± 0.00002414 5.727 5.588/5.951 5.692 ± 0.3428
10 1342 1342/1342 1342 ± 0.00002513 6.158 5.964/6.306 6.1 ± 0.3408
11 1342 1342/1342 1342 ± 0.00002513 6.451 6.273/6.55 6.328 ± 0.3742
12 1342 1342/1342 1342 ± 0.00002513 6.549 6.302/6.666 6.464 ± 0.3874
13 1342 1342/1342 1342 ± 0.00002513 6.983 6.734/7.164 6.878 ± 0.4133
14 1342 1342/1342 1342 ± 0.00002513 7.126 6.915/7.293 7.02 ± 0.4483
15 1342 1342/1342 1342 ± 0.00002513 6.587 6.392/6.75 6.498 ± 0.4129
16 1342 1342/1342 1342 ± 0.00003468 5.986 5.762/6.283 5.985 ± 0.3837
17 1342 1342/1342 1342 ± 0.00003523 6.028 5.793/6.28 5.985 ± 0.3762
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-05-01 05:08:26.290
End
2024-05-01 05:55:12.639
Duration
0:46:46.349
Note, WebLog generation is not included in the time.

CASA logs for stage 7