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 6.289 5.606/6.693 6.235 ± 0.6695
ea02 1342 1342/1342 1342 ± 0 6.37 5.573/6.595 6.279 ± 0.6528
ea03 1342 1342/1342 1342 ± 0 6.37 5.544/7.035 6.363 ± 0.7888
ea04 1342 1342/1342 1342 ± 0 5.726 5.171/6.162 5.722 ± 0.638
ea05 1342 1342/1342 1342 ± 0 6.174 5.38/6.794 6.091 ± 0.7205
ea06 1342 1342/1342 1342 ± 0 6.293 5.277/6.52 6.039 ± 0.7032
ea07 1342 1342/1342 1342 ± 0 6.297 5.379/6.616 6.136 ± 0.7853
ea08 1342 1342/1342 1342 ± 0 6.692 5.714/6.943 6.492 ± 0.7099
ea09 1342 1342/1342 1342 ± 0 5.765 5.125/6.535 5.854 ± 0.7219
ea10 1342 1342/1342 1342 ± 0 5.973 5.247/6.377 5.849 ± 0.6437
ea11 1342 1342/1342 1342 ± 0 5.836 5.434/6.628 5.968 ± 0.7324
ea12 1342 1342/1342 1342 ± 0 5.829 5.271/6.387 5.875 ± 0.6392
ea13 1342 1342/1342 1342 ± 0 6.147 5.533/6.368 6.023 ± 0.5705
ea14 1342 1342/1342 1342 ± 0 6.278 5.594/6.643 6.206 ± 0.6343
ea15 1342 1342/1342 1342 ± 0 6.273 5.585/6.656 6.183 ± 0.7238
ea16 1342 1342/1342 1342 ± 0 6.425 5.878/6.939 6.49 ± 0.7167
ea17 1342 1342/1342 1342 ± 0 6.321 5.819/7.25 6.485 ± 0.7578
ea18 1342 1342/1342 1342 ± 0 6.565 5.859/7.207 6.498 ± 0.7373
ea19 1342 1342/1342 1342 ± 0 6.217 5.507/6.761 6.184 ± 0.6745
ea20 1342 1342/1342 1342 ± 0 6.631 5.907/7.185 6.527 ± 0.7356
ea21 1342 1342/1342 1342 ± 0 5.629 5.248/6.12 5.718 ± 0.554
ea22 1342 1342/1342 1342 ± 0 6.311 5.593/6.681 6.148 ± 0.6727
ea23 1342 1342/1342 1342 ± 0 6.242 5.432/6.397 6.091 ± 0.723
ea24 1342 1342/1342 1342 ± 0 6.35 5.24/6.768 5.959 ± 0.8449
ea25 1342 1342/1342 1342 ± 0 6.769 5.952/7.324 6.745 ± 0.8524
ea27 1342 1342/1342 1342 ± 0 6.207 5.37/6.663 6.078 ± 0.7139
ea28 1342 1342/1342 1342 ± 0 6.485 5.806/7.081 6.43 ± 0.7304
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 ± 0.00002324 5.514 5.289/5.668 5.499 ± 0.2597
4 1342 1342/1342 1342 ± 0.00002351 5.337 5.119/5.443 5.322 ± 0.3554
5 1342 1342/1342 1342 ± 0.00002324 5.435 5.28/5.745 5.481 ± 0.297
6 1342 1342/1342 1342 ± 0.00002324 5.364 5.074/5.526 5.326 ± 0.288
7 1342 1342/1342 1342 ± 0.00002324 5.52 5.364/5.793 5.546 ± 0.2389
8 1342 1342/1342 1342 ± 0.00002324 5.526 5.277/5.675 5.516 ± 0.2778
9 1342 1342/1342 1342 ± 0.00002324 5.837 5.72/6.031 5.84 ± 0.2859
10 1342 1342/1342 1342 ± 0.00002324 6.324 6.226/6.419 6.321 ± 0.2545
11 1342 1342/1342 1342 ± 0.00002324 6.546 6.344/6.723 6.551 ± 0.2737
12 1342 1342/1342 1342 ± 0.00002324 6.668 6.407/6.938 6.693 ± 0.3269
13 1342 1342/1342 1342 ± 0.00002324 7.168 6.966/7.47 7.194 ± 0.3414
14 1342 1342/1342 1342 ± 0.00002324 7.401 7.14/7.653 7.387 ± 0.3365
15 1342 1342/1342 1342 ± 0.00002324 7.047 6.741/7.281 7.039 ± 0.3496
16 1342 1342/1342 1342 ± 0.00002324 6.447 6.183/6.801 6.458 ± 0.3561
17 1342 1342/1342 1342 ± 0.00002324 6.368 6.206/6.631 6.393 ± 0.3442
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
Start time
2025-07-29 08:21:40.838
End
2025-07-29 09:36:33.975
Duration
1:14:53.136
Note, WebLog generation is not included in the time.

CASA logs for stage 8