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 6.269 5.568/6.73 6.235 ± 0.6917
ea02 1342 1342/1342 1342 ± 0 6.349 5.547/6.61 6.286 ± 0.664
ea03 1342 1342/1342 1342 ± 0.00001166 6.357 5.508/7.031 6.374 ± 0.7899
ea04 1342 1342/1342 1342 ± 0 5.743 5.177/6.138 5.717 ± 0.6452
ea05 1342 1342/1342 1342 ± 0 6.225 5.358/6.787 6.079 ± 0.7327
ea06 1342 1342/1342 1342 ± 0 6.335 5.297/6.572 6.067 ± 0.7168
ea07 1342 1342/1342 1342 ± 0 6.28 5.388/6.698 6.135 ± 0.8069
ea08 1342 1342/1342 1342 ± 0 6.679 5.721/6.94 6.479 ± 0.7207
ea09 1342 1342/1342 1342 ± 0 5.775 5.12/6.524 5.861 ± 0.7347
ea10 1342 1342/1342 1342 ± 0 5.98 5.14/6.374 5.833 ± 0.6607
ea11 1342 1342/1342 1342 ± 0 5.87 5.399/6.573 5.945 ± 0.7505
ea12 1342 1342/1342 1342 ± 0 5.836 5.197/6.379 5.853 ± 0.6582
ea13 1342 1342/1342 1342 ± 0 6.216 5.45/6.358 6.034 ± 0.5792
ea14 1342 1342/1342 1342 ± 0 6.264 5.611/6.617 6.204 ± 0.6475
ea15 1342 1342/1342 1342 ± 0 6.269 5.581/6.616 6.195 ± 0.7559
ea16 1342 1342/1342 1342 ± 0 6.418 5.88/6.917 6.468 ± 0.7335
ea17 1342 1342/1342 1342 ± 0 6.329 5.818/7.254 6.465 ± 0.7886
ea18 1342 1342/1342 1342 ± 0 6.572 5.815/7.222 6.502 ± 0.7462
ea19 1342 1342/1342 1342 ± 0 6.241 5.488/6.748 6.175 ± 0.6803
ea20 1342 1342/1342 1342 ± 0 6.726 5.858/7.224 6.535 ± 0.7543
ea21 1342 1342/1342 1342 ± 0 5.623 5.255/6.079 5.708 ± 0.5548
ea22 1342 1342/1342 1342 ± 0 6.293 5.586/6.684 6.135 ± 0.6779
ea23 1342 1342/1342 1342 ± 0 6.201 5.369/6.385 6.077 ± 0.7301
ea24 1342 1342/1342 1342 ± 0 6.362 5.283/6.735 5.968 ± 0.8312
ea25 1342 1342/1342 1342 ± 0 6.782 5.884/7.304 6.732 ± 0.8523
ea27 1342 1342/1342 1342 ± 0 6.204 5.28/6.627 6.059 ± 0.7266
ea28 1342 1342/1342 1342 ± 0 6.509 5.813/7.071 6.458 ± 0.7388
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 ± 0.00002321 5.445 5.228/5.564 5.423 ± 0.2517
4 1342 1342/1342 1342 ± 0.00002359 5.353 5.11/5.471 5.327 ± 0.347
5 1342 1342/1342 1342 ± 0.00002321 5.447 5.24/5.704 5.461 ± 0.2984
6 1342 1342/1342 1342 ± 0.00002321 5.329 4.974/5.496 5.292 ± 0.2905
7 1342 1342/1342 1342 ± 0.00002321 5.516 5.361/5.796 5.543 ± 0.2414
8 1342 1342/1342 1342 ± 0.00002321 5.549 5.28/5.691 5.52 ± 0.2756
9 1342 1342/1342 1342 ± 0.00002321 5.848 5.7/6.02 5.845 ± 0.2927
10 1342 1342/1342 1342 ± 0.00002321 6.329 6.246/6.412 6.317 ± 0.2511
11 1342 1342/1342 1342 ± 0.00002321 6.529 6.347/6.699 6.535 ± 0.2703
12 1342 1342/1342 1342 ± 0.00002321 6.631 6.395/6.916 6.683 ± 0.327
13 1342 1342/1342 1342 ± 0.00002321 7.163 6.962/7.474 7.189 ± 0.3393
14 1342 1342/1342 1342 ± 0.00002321 7.415 7.138/7.68 7.4 ± 0.3335
15 1342 1342/1342 1342 ± 0.00002321 7.064 6.743/7.321 7.068 ± 0.3486
16 1342 1342/1342 1342 ± 0.00002321 6.461 6.217/6.789 6.492 ± 0.363
17 1342 1342/1342 1342 ± 0.00002321 6.47 6.244/6.673 6.421 ± 0.3533
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
Start time
2025-08-04 19:04:32.247
End
2025-08-04 19:19:07.866
Duration
0:14:35.619
Note, WebLog generation is not included in the time.

CASA logs for stage 8