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

Statwt Summary Plot

VLASS3.2.sb45665927.eb46086746.60447.529309328704_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 6.176 5.403/6.58 6.068 ± 0.6749
ea02 1342 1342/1342 1342 ± 0 6.135 5.328/6.342 6.008 ± 0.6534
ea03 1342 1342/1342 1342 ± 0 6.244 5.399/6.87 6.202 ± 0.788
ea04 1342 1342/1342 1342 ± 0 5.652 5.131/6.122 5.676 ± 0.6255
ea05 1342 1342/1342 1342 ± 0 6.104 5.238/6.699 5.978 ± 0.7045
ea06 1342 1342/1342 1342 ± 0 6.19 5.104/6.358 5.879 ± 0.7188
ea07 1342 1342/1342 1342 ± 0 6.078 5.046/6.455 5.883 ± 0.7932
ea08 1342 1342/1342 1342 ± 0 6.533 5.514/6.777 6.291 ± 0.734
ea09 1342 1342/1342 1342 ± 0 5.67 5.061/6.406 5.698 ± 0.7182
ea10 1342 1342/1342 1342 ± 0 5.822 5.029/6.211 5.682 ± 0.6464
ea11 1342 1342/1342 1342 ± 0 5.721 5.235/6.466 5.867 ± 0.7313
ea12 1342 1342/1342 1342 ± 0 5.641 4.997/6.195 5.638 ± 0.6357
ea13 1342 1342/1342 1342 ± 0 5.97 5.29/6.26 5.862 ± 0.5703
ea14 1342 1342/1342 1342 ± 0 6.114 5.398/6.48 6.012 ± 0.6452
ea15 1342 1342/1342 1342 ± 0 6.116 5.406/6.509 6.011 ± 0.736
ea16 1342 1342/1342 1342 ± 0 6.295 5.684/6.772 6.253 ± 0.7321
ea17 1342 1342/1342 1342 ± 0 6.165 5.623/7.038 6.285 ± 0.7548
ea18 1342 1342/1342 1342 ± 0 6.356 5.658/7.025 6.298 ± 0.7503
ea19 1342 1342/1342 1342 ± 0 6.202 5.355/6.571 6.049 ± 0.6605
ea20 1342 1342/1342 1342 ± 0 6.4 5.642/7.052 6.34 ± 0.7317
ea21 1342 1342/1342 1342 ± 0 5.613 5.155/6.121 5.647 ± 0.5741
ea22 1342 1342/1342 1342 ± 0 6.196 5.398/6.553 6.047 ± 0.6602
ea23 1342 1342/1342 1342 ± 0 6.165 5.298/6.32 5.997 ± 0.7352
ea24 1342 1342/1342 1342 ± 0 6.098 4.938/6.503 5.692 ± 0.8819
ea25 1342 1342/1342 1342 ± 0 6.775 5.803/7.231 6.653 ± 0.8557
ea27 1342 1342/1342 1342 ± 0 6.053 5.277/6.522 5.91 ± 0.7029
ea28 1342 1342/1342 1342 ± 0 6.387 5.704/6.976 6.315 ± 0.6981
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 ± 0.00002354 5.277 5.126/5.449 5.278 ± 0.2823
4 1342 1342/1342 1342 ± 0.00002736 5.072 4.932/5.253 5.079 ± 0.3377
5 1342 1342/1342 1342 ± 0.00002354 5.186 4.979/5.444 5.217 ± 0.2834
6 1342 1342/1342 1342 ± 0.00002354 5.183 4.916/5.39 5.167 ± 0.2835
7 1342 1342/1342 1342 ± 0.00002354 5.328 5.212/5.62 5.381 ± 0.2444
8 1342 1342/1342 1342 ± 0.00002354 5.359 5.132/5.502 5.355 ± 0.2713
9 1342 1342/1342 1342 ± 0.00002354 5.689 5.554/5.866 5.705 ± 0.2709
10 1342 1342/1342 1342 ± 0.00002354 6.198 6.076/6.295 6.185 ± 0.2414
11 1342 1342/1342 1342 ± 0.00002354 6.424 6.186/6.551 6.406 ± 0.2598
12 1342 1342/1342 1342 ± 0.00002354 6.517 6.262/6.777 6.562 ± 0.3074
13 1342 1342/1342 1342 ± 0.00002354 6.91 6.8/7.297 7.009 ± 0.3273
14 1342 1342/1342 1342 ± 0.00002354 7.155 6.929/7.43 7.165 ± 0.3257
15 1342 1342/1342 1342 ± 0.00002354 6.904 6.54/7.095 6.862 ± 0.3325
16 1342 1342/1342 1342 ± 0.00002354 6.335 6.114/6.656 6.326 ± 0.3503
17 1342 1342/1342 1342 ± 0.00002354 6.303 6.028/6.427 6.259 ± 0.3299
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2025-07-29 04:11:41.405
End
2025-07-29 05:06:02.416
Duration
0:54:21.011
Note, WebLog generation is not included in the time.

CASA logs for stage 8