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 5.833 5.369/6.191 5.85 ± 0.5325
ea02 1342 1342/1342 1342 ± 0.000007566 6.436 5.845/6.758 6.369 ± 0.6029
ea03 1342 1342/1342 1342 ± 0 6.188 5.549/6.725 6.196 ± 0.665
ea04 1342 1342/1342 1342 ± 0 5.57 5.191/5.989 5.667 ± 0.4933
ea05 1342 1342/1342 1342 ± 0 5.998 5.487/6.566 6.029 ± 0.6249
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.101 5.41/6.53 6.058 ± 0.6694
ea08 1342 1342/1342 1342 ± 0 6.644 5.91/6.82 6.452 ± 0.6057
ea09 1342 1342/1342 1342 ± 0 5.783 5.251/6.387 5.888 ± 0.6208
ea10 1342 1342/1342 1342 ± 0 5.765 5.316/6.151 5.764 ± 0.5154
ea11 1342 1342/1342 1342 ± 0.000006283 5.454 5.214/6.115 5.639 ± 0.5873
ea12 1342 1342/1342 1342 ± 0 5.663 5.451/6.278 5.861 ± 0.517
ea13 1342 1342/1342 1342 ± 0 6.181 5.755/6.407 6.186 ± 0.5232
ea14 1342 1342/1342 1342 ± 0 6.235 5.748/6.539 6.225 ± 0.511
ea15 1342 1342/1342 1342 ± 0 6.155 5.573/6.575 6.18 ± 0.6646
ea16 1342 1342/1342 1342 ± 0 6.136 5.836/6.707 6.311 ± 0.6231
ea17 1342 1342/1342 1342 ± 0 6.32 5.922/7.024 6.442 ± 0.6378
ea18 1342 1342/1342 1342 ± 0 6.653 6.096/7.287 6.651 ± 0.658
ea19 1342 1342/1342 1342 ± 0 6.101 5.531/6.565 6.08 ± 0.5659
ea20 1342 1342/1342 1342 ± 0 5.886 5.242/6.247 5.811 ± 0.553
ea21 1342 1342/1342 1342 ± 0 5.484 5.26/5.885 5.621 ± 0.4451
ea22 1342 1342/1342 1342 ± 0 6.864 6.587/7.299 6.824 ± 0.5905
ea23 1342 1342/1342 1342 ± 0 6.153 5.514/6.28 6.056 ± 0.6218
ea24 1342 1342/1342 1342 ± 0 6.177 5.186/6.52 5.922 ± 0.696
ea25 1342 1342/1342 1342 ± 0 6.469 5.806/7.054 6.503 ± 0.7412
ea27 1342 1342/1342 1342 ± 0 6.072 5.474/6.495 6.002 ± 0.5941
ea28 1342 1342/1342 1342 ± 0 6.387 5.905/6.959 6.466 ± 0.6288
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 ± 0.00002463 5.58 5.426/5.826 5.619 ± 0.2841
4 1342 1342/1342 1342 ± 0.0000245 5.48 5.271/5.91 5.519 ± 0.3677
5 1342 1342/1342 1342 ± 0.00002418 5.445 5.229/5.698 5.474 ± 0.3046
6 1342 1342/1342 1342 ± 0.00002418 5.49 5.28/5.743 5.476 ± 0.3061
7 1342 1342/1342 1342 ± 0.00002418 5.55 5.399/5.705 5.557 ± 0.246
8 1342 1342/1342 1342 ± 0.00002418 5.485 5.233/5.653 5.466 ± 0.2707
9 1342 1342/1342 1342 ± 0.00002418 5.705 5.599/5.952 5.739 ± 0.2901
10 1342 1342/1342 1342 ± 0.00002386 6.159 5.995/6.371 6.171 ± 0.2751
11 1342 1342/1342 1342 ± 0.00002386 6.451 6.169/6.571 6.39 ± 0.3009
12 1342 1342/1342 1342 ± 0.00002386 6.523 6.276/6.716 6.515 ± 0.3374
13 1342 1342/1342 1342 ± 0.00002386 6.993 6.761/7.227 6.972 ± 0.3514
14 1342 1342/1342 1342 ± 0.00002386 7.262 6.908/7.489 7.194 ± 0.3642
15 1342 1342/1342 1342 ± 0.00002386 6.945 6.707/7.252 6.899 ± 0.4004
16 1342 1342/1342 1342 ± 0.00002386 6.277 6.062/6.759 6.348 ± 0.434
17 1342 1342/1342 1342 ± 0.00002386 6.276 6.139/6.637 6.309 ± 0.4136
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-07-24 09:25:25.831
End
2025-07-24 10:35:39.693
Duration
1:10:13.862
Note, WebLog generation is not included in the time.

CASA logs for stage 8