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

Statwt Summary Plot

VLASS3.2.sb45669584.eb45749254.60430.55515966435_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 5.991 5.466/6.344 5.963 ± 0.5668
ea02 1342 1342/1342 1342 ± 0 6.432 5.706/6.629 6.335 ± 0.6776
ea03 1342 1342/1342 1342 ± 0 6.133 5.494/6.733 6.185 ± 0.7205
ea04 1342 1342/1342 1342 ± 0 5.779 5.195/6.153 5.773 ± 0.5714
ea05 1342 1342/1342 1342 ± 0 6.162 5.6/6.915 6.21 ± 0.6818
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.184 5.34/6.535 6.067 ± 0.7449
ea08 1342 1342/1342 1342 ± 0 6.583 5.779/6.91 6.442 ± 0.7
ea09 1342 1342/1342 1342 ± 0 5.736 5.29/6.538 5.942 ± 0.6474
ea10 1342 1342/1342 1342 ± 0 5.814 5.249/6.284 5.798 ± 0.5869
ea11 1342 1342/1342 1342 ± 0 5.497 5.311/6.356 5.775 ± 0.6574
ea12 1342 1342/1342 1342 ± 0 5.755 5.465/6.418 5.939 ± 0.5906
ea13 1342 1342/1342 1342 ± 0 6.234 5.698/6.493 6.202 ± 0.5993
ea14 1342 1342/1342 1342 ± 0 6.239 5.803/6.747 6.345 ± 0.5811
ea15 1342 1342/1342 1342 ± 0 6.04 5.366/6.426 5.991 ± 0.7102
ea16 1342 1342/1342 1342 ± 0 6.181 5.723/6.761 6.3 ± 0.719
ea17 1342 1342/1342 1342 ± 0 6.496 5.868/7.155 6.475 ± 0.7342
ea18 1342 1342/1342 1342 ± 0 6.59 5.897/7.282 6.578 ± 0.7095
ea19 1342 1342/1342 1342 ± 0 6.125 5.465/6.706 6.106 ± 0.6516
ea20 1342 1342/1342 1342 ± 0 6.121 5.674/6.769 6.238 ± 0.6004
ea21 1342 1342/1342 1342 ± 0 5.445 5.025/5.856 5.514 ± 0.5209
ea22 1342 1342/1342 1342 ± 0 7.081 6.868/7.582 7.214 ± 0.4182
ea23 1342 1342/1342 1342 ± 0 6.214 5.604/6.407 6.152 ± 0.6546
ea24 1342 1342/1342 1342 ± 0 6.292 5.45/6.735 6.083 ± 0.6747
ea25 1342 1342/1342 1342 ± 0 6.406 5.665/7.004 6.451 ± 0.8004
ea27 1342 1342/1342 1342 ± 0 6.151 5.341/6.582 6.004 ± 0.6887
ea28 1342 1342/1342 1342 ± 0 6.459 5.846/7 6.435 ± 0.6762
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 ± 0.00002411 5.482 5.285/5.625 5.457 ± 0.2411
4 1342 1342/1342 1342 ± 0.00002411 5.474 5.242/5.782 5.512 ± 0.3462
5 1342 1342/1342 1342 ± 0.00002411 5.504 5.241/5.657 5.48 ± 0.2926
6 1342 1342/1342 1342 ± 0.00002411 5.431 5.243/5.702 5.424 ± 0.2715
7 1342 1342/1342 1342 ± 0.00002411 5.579 5.442/5.697 5.55 ± 0.2209
8 1342 1342/1342 1342 ± 0.00002411 5.439 5.335/5.659 5.466 ± 0.2519
9 1342 1342/1342 1342 ± 0.00002411 5.801 5.619/5.96 5.764 ± 0.2795
10 1342 1342/1342 1342 ± 0.00002366 6.219 6.049/6.415 6.231 ± 0.264
11 1342 1342/1342 1342 ± 0.00002366 6.474 6.324/6.637 6.454 ± 0.2764
12 1342 1342/1342 1342 ± 0.00002366 6.698 6.409/6.821 6.639 ± 0.3286
13 1342 1342/1342 1342 ± 0.00002366 7.189 6.895/7.353 7.121 ± 0.3315
14 1342 1342/1342 1342 ± 0.00002366 7.407 7.081/7.612 7.342 ± 0.3473
15 1342 1342/1342 1342 ± 0.00002366 7.026 6.862/7.351 7.038 ± 0.3713
16 1342 1342/1342 1342 ± 0.00002366 6.287 6.12/6.677 6.349 ± 0.3913
17 1342 1342/1342 1342 ± 0.00002366 6.341 6.129/6.565 6.305 ± 0.3782
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
Start time
2025-07-24 05:00:58.535
End
2025-07-24 06:02:38.318
Duration
1:01:39.782
Note, WebLog generation is not included in the time.

CASA logs for stage 8