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

Statwt Summary Plot

VLASS3.2.sb45661340.eb45880388.60435.82083380787_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 6.235 5.685/6.598 6.227 ± 0.6277
ea02 1342 1342/1342 1342 ± 0 6.349 5.656/6.568 6.29 ± 0.6226
ea03 1342 1342/1342 1342 ± 0 5.911 5.522/6.417 6.046 ± 0.5506
ea04 1342 1342/1342 1342 ± 0.00002421 5.682 5.154/6.05 5.66 ± 0.561
ea05 1342 1342/1342 1342 ± 0.000003488 6.035 5.294/6.664 6.006 ± 0.6413
ea06 1342 1342/1342 1342 ± 0 6.038 5.168/6.143 5.814 ± 0.6162
ea07 1342 1342/1342 1342 ± 0 6.032 5.287/6.328 5.944 ± 0.6572
ea08 1342 1342/1342 1342 ± 0 6.559 5.748/6.834 6.416 ± 0.6419
ea09 1342 1342/1342 1342 ± 0 5.771 5.256/6.474 5.915 ± 0.6479
ea10 1342 1342/1342 1342 ± 0 5.585 5.111/6.008 5.592 ± 0.5347
ea11 1342 1342/1342 1342 ± 0 5.509 5.27/6.316 5.731 ± 0.637
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0 5.842 5.478/6.111 5.84 ± 0.449
ea14 1342 1342/1342 1342 ± 0 6.08 5.512/6.422 6.096 ± 0.5182
ea15 1342 1342/1342 1342 ± 0 6.248 5.674/6.65 6.269 ± 0.6374
ea16 1342 1342/1342 1342 ± 0 6.28 5.784/6.765 6.346 ± 0.6912
ea17 1342 1342/1342 1342 ± 0 6.403 5.733/6.94 6.305 ± 0.6873
ea18 1342 1342/1342 1342 ± 0 6.34 5.86/6.879 6.331 ± 0.5449
ea19 1342 1342/1342 1342 ± 0 6.065 5.468/6.558 6.049 ± 0.572
ea20 1342 1342/1342 1342 ± 0 6.082 5.602/6.636 6.136 ± 0.5734
ea21 1342 1342/1342 1342 ± 0 5.521 5.182/6.003 5.636 ± 0.504
ea22 1342 1342/1342 1342 ± 0 6.334 5.64/6.703 6.198 ± 0.635
ea23 1342 1342/1342 1342 ± 0 6.25 5.576/6.41 6.156 ± 0.6501
ea24 1342 1342/1342 1342 ± 0 6.06 5.328/6.415 5.881 ± 0.5981
ea25 1342 1342/1342 1342 ± 0 6.463 5.718/6.959 6.448 ± 0.7681
ea27 1342 1342/1342 1342 ± 0.000001103 6.08 5.319/6.519 5.957 ± 0.6455
ea28 1342 1342/1342 1342 ± 0 6.355 5.747/6.868 6.332 ± 0.6225
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 ± 0.00002348 5.551 5.391/5.758 5.56 ± 0.2708
4 1342 1342/1342 1342 ± 0.00002954 5.436 5.163/5.562 5.398 ± 0.3598
5 1342 1342/1342 1342 ± 0.00002354 5.398 5.213/5.605 5.402 ± 0.2745
6 1342 1342/1342 1342 ± 0.00002348 5.361 5.076/5.578 5.347 ± 0.302
7 1342 1342/1342 1342 ± 0.00002348 5.485 5.29/5.679 5.479 ± 0.2349
8 1342 1342/1342 1342 ± 0.00002348 5.5 5.218/5.633 5.429 ± 0.2629
9 1342 1342/1342 1342 ± 0.00002348 5.764 5.573/5.934 5.74 ± 0.2617
10 1342 1342/1342 1342 ± 0.00002348 6.178 6.034/6.301 6.15 ± 0.2298
11 1342 1342/1342 1342 ± 0.00002348 6.372 6.21/6.495 6.358 ± 0.2365
12 1342 1342/1342 1342 ± 0.00002348 6.493 6.289/6.707 6.49 ± 0.2804
13 1342 1342/1342 1342 ± 0.00002348 6.909 6.697/7.17 6.923 ± 0.3135
14 1342 1342/1342 1342 ± 0.00002348 7.097 6.898/7.374 7.112 ± 0.3313
15 1342 1342/1342 1342 ± 0.00002348 6.808 6.601/7.178 6.858 ± 0.3561
16 1342 1342/1342 1342 ± 0.00002348 6.235 6.065/6.557 6.237 ± 0.3578
17 1342 1342/1342 1342 ± 0.00002348 6.246 6.051/6.416 6.19 ± 0.3176
overwrite_modelcol
False
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2025-07-25 12:03:40.209
End
2025-07-25 13:21:54.767
Duration
1:18:14.558
Note, WebLog generation is not included in the time.

CASA logs for stage 8