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 5.841 5.393/6.186 5.846 ± 0.5533
ea02 1342 1342/1342 1342 ± 0.00000426 6.412 5.747/6.648 6.31 ± 0.6319
ea03 1342 1342/1342 1342 ± 0 6.144 5.479/6.688 6.165 ± 0.687
ea04 1342 1342/1342 1342 ± 0 5.626 5.217/6.055 5.717 ± 0.496
ea05 1342 1342/1342 1342 ± 0.000001556 6.008 5.489/6.651 6.032 ± 0.6199
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.098 5.344/6.492 6.021 ± 0.6848
ea08 1342 1342/1342 1342 ± 0 6.59 5.85/6.813 6.42 ± 0.6203
ea09 1342 1342/1342 1342 ± 0 5.768 5.284/6.424 5.888 ± 0.6161
ea10 1342 1342/1342 1342 ± 0 5.775 5.315/6.164 5.752 ± 0.5215
ea11 1342 1342/1342 1342 ± 0.000006121 5.409 5.18/6.194 5.627 ± 0.6121
ea12 1342 1342/1342 1342 ± 0 5.674 5.365/6.275 5.841 ± 0.5439
ea13 1342 1342/1342 1342 ± 0 6.119 5.775/6.41 6.195 ± 0.5175
ea14 1342 1342/1342 1342 ± 0 6.127 5.735/6.6 6.232 ± 0.5354
ea15 1342 1342/1342 1342 ± 0 6.105 5.485/6.489 6.084 ± 0.676
ea16 1342 1342/1342 1342 ± 0 6.159 5.762/6.721 6.317 ± 0.6415
ea17 1342 1342/1342 1342 ± 0 6.495 5.877/7.025 6.435 ± 0.6641
ea18 1342 1342/1342 1342 ± 0 6.607 6.018/7.275 6.605 ± 0.6599
ea19 1342 1342/1342 1342 ± 0 6.063 5.491/6.532 6.056 ± 0.5873
ea20 1342 1342/1342 1342 ± 0 5.985 5.35/6.506 5.908 ± 0.6428
ea21 1342 1342/1342 1342 ± 0 5.544 5.248/5.945 5.635 ± 0.4665
ea22 1342 1342/1342 1342 ± 0 6.927 6.768/7.303 6.94 ± 0.5228
ea23 1342 1342/1342 1342 ± 0 6.189 5.512/6.305 6.092 ± 0.6302
ea24 1342 1342/1342 1342 ± 0 6.27 5.274/6.632 6.013 ± 0.6717
ea25 1342 1342/1342 1342 ± 0 6.481 5.776/7.024 6.502 ± 0.7601
ea27 1342 1342/1342 1342 ± 0 6.127 5.477/6.505 6.01 ± 0.6119
ea28 1342 1342/1342 1342 ± 0 6.426 5.85/6.982 6.45 ± 0.6287
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 ± 0.00002434 5.55 5.391/5.758 5.571 ± 0.2409
4 1342 1342/1342 1342 ± 0.00002446 5.43 5.201/5.794 5.466 ± 0.3628
5 1342 1342/1342 1342 ± 0.00002425 5.402 5.221/5.673 5.457 ± 0.3134
6 1342 1342/1342 1342 ± 0.00002421 5.421 5.221/5.745 5.439 ± 0.301
7 1342 1342/1342 1342 ± 0.00002421 5.511 5.448/5.725 5.551 ± 0.2338
8 1342 1342/1342 1342 ± 0.00002421 5.475 5.269/5.691 5.476 ± 0.2644
9 1342 1342/1342 1342 ± 0.00002421 5.717 5.58/5.98 5.751 ± 0.2767
10 1342 1342/1342 1342 ± 0.00002382 6.158 6.042/6.377 6.172 ± 0.2658
11 1342 1342/1342 1342 ± 0.00002382 6.427 6.203/6.535 6.398 ± 0.2933
12 1342 1342/1342 1342 ± 0.00002382 6.519 6.279/6.687 6.531 ± 0.3249
13 1342 1342/1342 1342 ± 0.00002382 7.029 6.801/7.195 6.975 ± 0.3393
14 1342 1342/1342 1342 ± 0.00002382 7.268 6.953/7.475 7.198 ± 0.3527
15 1342 1342/1342 1342 ± 0.00002382 7 6.694/7.311 6.941 ± 0.3837
16 1342 1342/1342 1342 ± 0.00002408 6.254 6.058/6.723 6.319 ± 0.418
17 1342 1342/1342 1342 ± 0.00002382 6.311 6.075/6.577 6.287 ± 0.4023
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-07-24 15:28:04.708
End
2025-07-24 16:44:26.967
Duration
1:16:22.259
Note, WebLog generation is not included in the time.

CASA logs for stage 8