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

Statwt Summary Plot

VLASS3.2.sb45486206.eb46169366.60475.03141015046_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 5.427 5.27/6.129 5.487 ± 0.8535
ea02 1342 1342/1342 1342 ± 0.00004109 5.172 4.891/6.273 5.433 ± 0.8614
ea03 1342 1342/1342 1342 ± 0 5.323 5.115/6.209 5.497 ± 0.6695
ea04 1342 1342/1342 1342 ± 0.00004233 5.031 4.781/5.813 5.056 ± 0.7294
ea05 1342 1342/1342 1342 ± 0.00004497 5.186 4.909/6.156 5.305 ± 0.8317
ea06 1342 1342/1342 1342 ± 0.000006303 4.841 4.677/5.718 5.037 ± 0.6486
ea07 1342 1342/1342 1342 ± 0.00003979 5.031 4.796/5.981 5.219 ± 0.7859
ea08 1342 1342/1342 1342 ± 0.00003322 5.495 5.249/6.589 5.634 ± 0.9024
ea09 1342 1342/1342 1342 ± 0.00003324 5.173 4.927/5.805 5.398 ± 0.6054
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.00004997 5.164 4.576/6.074 5.174 ± 0.8867
ea12 1342 1342/1342 1342 ± 0.00003806 5.05 4.634/5.723 5.017 ± 0.7746
ea14 1342 1342/1342 1342 ± 0.00004329 5.323 5.044/6.259 5.386 ± 0.8158
ea15 1342 1342/1342 1342 ± 0.0000463 5.495 5.225/6.443 5.543 ± 0.9616
ea16 1342 1342/1342 1342 ± 0.000006807 5.624 5.138/6.254 5.558 ± 0.8164
ea17 1342 1342/1342 1342 ± 0.00004015 5.591 5.128/6.413 5.619 ± 0.9261
ea18 1342 1342/1342 1342 ± 0.00002812 5.573 5.259/6.537 5.646 ± 0.8885
ea19 1342 1342/1342 1342 ± 0.00002054 5.179 4.926/6.107 5.269 ± 0.8266
ea20 1342 1342/1342 1342 ± 0.000009263 5.81 5.511/6.407 5.895 ± 0.7599
ea21 1342 1342/1342 1342 ± 0 5.008 4.814/5.511 5.095 ± 0.5508
ea22 1342 1342/1342 1342 ± 0.00003659 5.366 4.968/6.214 5.384 ± 0.8075
ea23 1342 1342/1342 1342 ± 0.00004264 5.476 5.026/6.236 5.464 ± 0.8662
ea24 1342 1342/1342 1342 ± 0 5.226 4.973/6.174 5.492 ± 0.6637
ea25 1342 1342/1342 1342 ± 0.000001996 5.783 5.333/6.585 5.876 ± 0.746
ea27 1342 1342/1342 1342 ± 0.000002569 5.068 4.778/6.08 5.171 ± 0.8269
ea28 1342 1342/1342 1342 ± 0 5.674 5.517/6.414 5.885 ± 0.7291
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 ± 0.00002437 5.126 4.915/5.288 5.121 ± 0.2608
5 1342 1342/1342 1342 ± 0.0000269 5.02 4.736/5.257 5.019 ± 0.3589
6 1342 1342/1342 1342 ± 0.00002486 5.129 4.847/5.388 5.123 ± 0.2773
7 1342 1342/1342 1342 ± 0.00002437 5.251 5.037/5.396 5.225 ± 0.2364
8 1342 1342/1342 1342 ± 0.00002437 5.145 4.985/5.347 5.172 ± 0.2666
9 1342 1342/1342 1342 ± 0.00002437 5.465 5.289/5.686 5.483 ± 0.255
10 1342 1342/1342 1342 ± 0.00002437 5.961 5.775/6.063 5.923 ± 0.262
11 1342 1342/1342 1342 ± 0.00002437 6.222 6.113/6.422 6.207 ± 0.275
12 1342 1342/1342 1342 ± 0.00002437 6.358 6.249/6.556 6.389 ± 0.3183
13 1342 1342/1342 1342 ± 0.00002437 6.532 6.231/6.815 6.536 ± 0.4122
14 1342 1342/1342 1342 ± 0.00003886 5.046 4.755/5.464 5.239 ± 0.659
15 1342 1342/1342 1342 ± 0.00002437 6.316 6.049/6.641 6.321 ± 0.4047
16 1342 1342/1342 1342 ± 0.00006096 4.043 3.819/4.299 4.137 ± 0.4753
17 1342 1342/1342 1342 ± 0.00006092 3.913 3.721/4.169 3.984 ± 0.3597
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS3.2.sb45486206.eb46169366.60475.03141015046_split_split.ms
Start time
2025-07-23 18:04:56.719
End
2025-07-23 19:13:40.213
Duration
1:08:43.494
Note, WebLog generation is not included in the time.

CASA logs for stage 8