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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 6.197 5.687/6.647 6.127 ± 0.8056
ea02 1342 1342/1342 1342 ± 0 6.33 5.655/6.528 6.264 ± 0.6189
ea03 1342 1342/1342 1342 ± 0 6.21 5.513/6.836 6.268 ± 0.7338
ea04 1342 1342/1342 1342 ± 0 5.614 5.114/6.062 5.691 ± 0.564
ea05 1342 1342/1342 1342 ± 0 6.08 5.388/6.709 5.998 ± 0.7086
ea06 1342 1342/1342 1342 ± 0 6.096 5.155/6.285 5.851 ± 0.666
ea07 1342 1342/1342 1342 ± 0 6.155 5.364/6.536 6 ± 0.7678
ea08 1342 1342/1342 1342 ± 0 6.706 5.705/6.851 6.412 ± 0.7099
ea09 1342 1342/1342 1342 ± 0 5.686 5.189/6.455 5.873 ± 0.6719
ea10 1342 1342/1342 1342 ± 0 5.936 5.282/6.325 5.844 ± 0.6079
ea11 1342 1342/1342 1342 ± 0 5.705 5.382/6.514 5.804 ± 0.7989
ea12 1342 1342/1342 1342 ± 0 5.707 5.234/6.328 5.734 ± 0.7102
ea13 1342 1342/1342 1342 ± 0 6.178 5.594/6.334 6.067 ± 0.5502
ea14 1342 1342/1342 1342 ± 0 6.229 5.626/6.566 6.143 ± 0.632
ea15 1342 1342/1342 1342 ± 0 6.257 5.586/6.645 6.242 ± 0.7035
ea16 1342 1342/1342 1342 ± 0 6.223 5.812/6.764 6.365 ± 0.6656
ea17 1342 1342/1342 1342 ± 0 6.284 5.843/7.121 6.332 ± 0.828
ea18 1342 1342/1342 1342 ± 0 6.533 5.887/7.215 6.453 ± 0.7407
ea19 1342 1342/1342 1342 ± 0 6.178 5.491/6.7 6.076 ± 0.7343
ea20 1342 1342/1342 1342 ± 0 5.953 5.702/6.083 5.712 ± 0.6481
ea21 1342 1342/1342 1342 ± 0 5.522 5.086/5.887 5.555 ± 0.502
ea22 1342 1342/1342 1342 ± 0 6.144 5.506/6.509 5.984 ± 0.6679
ea23 1342 1342/1342 1342 ± 0 6.106 5.45/6.29 6.028 ± 0.6571
ea24 1342 1342/1342 1342 ± 0 6.297 5.383/6.659 6.054 ± 0.673
ea25 1342 1342/1342 1342 ± 0 6.596 5.745/7.182 6.54 ± 0.8407
ea27 1342 1342/1342 1342 ± 0 5.974 5.334/6.36 5.887 ± 0.5955
ea28 1342 1342/1342 1342 ± 0 6.562 5.791/7.016 6.478 ± 0.7016
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 ± 0.00002307 5.485 5.32/5.662 5.513 ± 0.2533
3 1342 1342/1342 1342 ± 0.00003443 4.614 4.168/4.872 4.641 ± 0.5005
4 1342 1342/1342 1342 ± 0.00002307 5.412 5.117/5.644 5.405 ± 0.3064
5 1342 1342/1342 1342 ± 0.00002307 5.488 5.212/5.738 5.515 ± 0.303
6 1342 1342/1342 1342 ± 0.00002307 5.484 5.175/5.658 5.42 ± 0.2684
7 1342 1342/1342 1342 ± 0.00002307 5.551 5.387/5.744 5.546 ± 0.2447
8 1342 1342/1342 1342 ± 0.00002307 5.499 5.215/5.663 5.462 ± 0.2873
9 1342 1342/1342 1342 ± 0.00002307 5.754 5.638/5.957 5.779 ± 0.292
10 1342 1342/1342 1342 ± 0.0000235 6.23 6.124/6.319 6.21 ± 0.2588
11 1342 1342/1342 1342 ± 0.0000235 6.426 6.21/6.606 6.419 ± 0.271
12 1342 1342/1342 1342 ± 0.0000235 6.561 6.34/6.723 6.561 ± 0.3204
13 1342 1342/1342 1342 ± 0.0000235 7.059 6.725/7.301 7.033 ± 0.3303
14 1342 1342/1342 1342 ± 0.0000235 7.333 7.035/7.515 7.285 ± 0.3541
15 1342 1342/1342 1342 ± 0.0000235 6.968 6.724/7.299 6.993 ± 0.3595
16 1342 1342/1342 1342 ± 0.0000235 6.322 6.084/6.715 6.387 ± 0.3901
17 1342 1342/1342 1342 ± 0.0000235 6.359 6.124/6.632 6.349 ± 0.3767
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2025-07-30 09:20:25.700
End
2025-07-30 10:15:24.392
Duration
0:54:58.692
Note, WebLog generation is not included in the time.

CASA logs for stage 8