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

Statwt Summary Plot

VLASS3.2.sb45483556.eb45792768.60431.950518831014_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 4.616 4.449/5.062 4.729 ± 0.3441
ea02 1342 1342/1342 1342 ± 0.00001526 6.104 5.596/6.45 6.189 ± 0.5793
ea03 1342 1342/1342 1342 ± 0.000001128 6.045 5.365/6.567 6.037 ± 0.671
ea04 1342 1342/1342 1342 ± 0.00001121 5.595 5.195/5.937 5.639 ± 0.5255
ea05 1342 1342/1342 1342 ± 0.000005518 5.674 5.415/6.513 5.87 ± 0.6101
ea06 1342 1342/1342 1342 ± 0.00001064 5.714 5.014/5.934 5.622 ± 0.5836
ea07 1342 1342/1342 1342 ± 0 5.921 5.176/6.116 5.848 ± 0.6654
ea08 1342 1342/1342 1342 ± 0 6.121 5.573/6.727 6.268 ± 0.6362
ea09 1342 1342/1342 1342 ± 0.000002922 5.592 5.194/6.368 5.658 ± 0.6308
ea10 1342 1342/1342 1342 ± 0 5.344 5.144/6.034 5.554 ± 0.546
ea11 1342 1342/1342 1342 ± 0.00003781 5.219 5.006/6.123 5.539 ± 0.5873
ea12 1342 1342/1342 1342 ± 0.00002285 5.363 5.285/6.066 5.68 ± 0.5473
ea13 1342 1342/1342 1342 ± 0 5.889 5.587/6.43 5.957 ± 0.6528
ea14 1342 1342/1342 1342 ± 0 5.948 5.623/6.52 6.073 ± 0.5505
ea15 1342 1342/1342 1342 ± 0.0000195 5.75 5.472/6.589 5.996 ± 0.6976
ea17 1342 1342/1342 1342 ± 0 6.118 5.784/6.973 6.26 ± 0.656
ea18 1342 1342/1342 1342 ± 0 6.263 5.774/6.901 6.297 ± 0.6584
ea19 1342 1342/1342 1342 ± 0.00002746 5.769 5.331/6.323 5.86 ± 0.6101
ea20 1342 1342/1342 1342 ± 0 5.81 5.562/6.577 6.011 ± 0.6132
ea21 1342 1342/1342 1342 ± 0 5.177 5.034/5.762 5.428 ± 0.453
ea22 1342 1342/1342 1342 ± 0 6.227 5.847/6.901 6.338 ± 0.6733
ea23 1342 1342/1342 1342 ± 0 5.86 5.472/6.335 6.048 ± 0.6659
ea24 1342 1342/1342 1342 ± 0 5.908 5.236/6.485 5.83 ± 0.6143
ea25 1342 1342/1342 1342 ± 0 6.351 5.611/6.79 6.357 ± 0.7407
ea28 1342 1342/1342 1342 ± 0 5.98 5.684/6.939 6.224 ± 0.6598
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 ± 0.00002394 5.436 5.148/5.59 5.377 ± 0.3312
4 1342 1342/1342 1342 ± 0.000031 4.988 4.875/5.08 4.96 ± 0.2819
5 1342 1342/1342 1342 ± 0.00002394 5.324 5.135/5.631 5.353 ± 0.339
6 1342 1342/1342 1342 ± 0.00002394 5.352 5.14/5.587 5.325 ± 0.341
7 1342 1342/1342 1342 ± 0.00002394 5.421 5.192/5.579 5.374 ± 0.3165
8 1342 1342/1342 1342 ± 0.00002394 5.351 5.144/5.556 5.311 ± 0.3273
9 1342 1342/1342 1342 ± 0.00002394 5.677 5.416/5.873 5.603 ± 0.3802
10 1342 1342/1342 1342 ± 0.00002394 6.126 5.877/6.284 6.046 ± 0.3546
11 1342 1342/1342 1342 ± 0.00002394 6.353 6.061/6.556 6.247 ± 0.3998
12 1342 1342/1342 1342 ± 0.00002394 6.398 6.064/6.642 6.373 ± 0.4369
13 1342 1342/1342 1342 ± 0.00002394 6.912 6.579/7.174 6.82 ± 0.4806
14 1342 1342/1342 1342 ± 0.00002394 7.011 6.732/7.348 6.95 ± 0.5039
15 1342 1342/1342 1342 ± 0.00002394 6.781 6.415/6.946 6.666 ± 0.445
16 1342 1342/1342 1342 ± 0.00003674 5.81 5.574/6.193 5.839 ± 0.4509
17 1342 1342/1342 1342 ± 0.00003935 5.815 5.607/6.065 5.74 ± 0.416
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
Start time
2025-07-18 15:08:47.007
End
2025-07-18 16:14:24.118
Duration
1:05:37.110
Note, WebLog generation is not included in the time.

CASA logs for stage 8