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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.225 5.858/6.816 6.272 ± 0.7958
ea02 1342 1342/1342 1342 ± 0 6.293 5.722/6.624 6.19 ± 0.864
ea03 1342 1342/1342 1342 ± 0 6.016 5.546/6.732 6.15 ± 0.8354
ea04 1342 1342/1342 1342 ± 0 5.614 5.143/6.06 5.62 ± 0.7046
ea05 1342 1342/1342 1342 ± 0 6.059 5.575/6.624 6.093 ± 0.7355
ea06 1342 1342/1342 1342 ± 0 5.876 5.223/6.236 5.78 ± 0.7512
ea07 1342 1342/1342 1342 ± 0 6.07 5.488/6.674 6.102 ± 0.8267
ea08 1342 1342/1342 1342 ± 0 6.617 5.886/6.983 6.551 ± 0.7055
ea09 1342 1342/1342 1342 ± 0 5.807 5.351/6.549 6.036 ± 0.6468
ea10 1342 1342/1342 1342 ± 0 5.851 5.356/6.293 5.785 ± 0.8001
ea11 1342 1342/1342 1342 ± 0 5.852 5.461/6.615 5.929 ± 0.7924
ea12 1342 1342/1342 1342 ± 0 5.642 5.392/6.299 5.812 ± 0.7343
ea13 1342 1342/1342 1342 ± 0 6.308 5.65/6.472 6.083 ± 0.7849
ea14 1342 1342/1342 1342 ± 0 6.168 5.784/6.7 6.177 ± 0.8149
ea15 1342 1342/1342 1342 ± 0 6.859 6.806/7.463 7.065 ± 0.4366
ea17 1342 1342/1342 1342 ± 0 6.394 5.963/7.203 6.454 ± 0.8216
ea18 1342 1342/1342 1342 ± 0 6.411 5.891/7.024 6.5 ± 0.708
ea19 1342 1342/1342 1342 ± 0 6.052 5.674/6.7 6.147 ± 0.7606
ea20 1342 1342/1342 1342 ± 0 6.556 6.059/7.148 6.609 ± 0.7767
ea21 1342 1342/1342 1342 ± 0 5.466 5.197/5.977 5.527 ± 0.6736
ea22 1342 1342/1342 1342 ± 0 6.222 5.722/6.713 6.242 ± 0.6868
ea23 1342 1342/1342 1342 ± 0.000004215 6.31 5.652/6.549 6.247 ± 0.6562
ea24 1342 1342/1342 1342 ± 0 6.3 5.454/6.7 6.079 ± 0.6479
ea25 1342 1342/1342 1342 ± 0 6.687 5.862/7.15 6.618 ± 0.8902
ea27 1342 1342/1342 1342 ± 0 5.807 5.456/6.486 5.945 ± 0.57
ea28 1342 1342/1342 1342 ± 0 6.352 5.93/7.212 6.501 ± 0.8309
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 ± 0.00002393 5.623 5.459/5.832 5.63 ± 0.2542
3 1342 1342/1342 1342 ± 0.00002705 4.223 3.881/4.607 4.328 ± 0.625
4 1342 1342/1342 1342 ± 0.00002427 5.573 5.269/5.758 5.547 ± 0.3427
5 1342 1342/1342 1342 ± 0.00002393 5.611 5.319/5.78 5.597 ± 0.2885
6 1342 1342/1342 1342 ± 0.00002393 5.553 5.349/5.809 5.562 ± 0.2927
7 1342 1342/1342 1342 ± 0.00002393 5.649 5.519/5.842 5.659 ± 0.2548
8 1342 1342/1342 1342 ± 0.00002393 5.579 5.305/5.829 5.571 ± 0.3032
9 1342 1342/1342 1342 ± 0.00002393 5.866 5.694/6.091 5.866 ± 0.2987
10 1342 1342/1342 1342 ± 0.00002348 6.406 6.227/6.468 6.354 ± 0.2851
11 1342 1342/1342 1342 ± 0.00002348 6.581 6.378/6.704 6.561 ± 0.2905
12 1342 1342/1342 1342 ± 0.00002348 6.716 6.463/6.882 6.699 ± 0.3389
13 1342 1342/1342 1342 ± 0.00002348 7.176 6.891/7.5 7.198 ± 0.363
14 1342 1342/1342 1342 ± 0.00002348 7.401 7.054/7.693 7.359 ± 0.3729
15 1342 1342/1342 1342 ± 0.00002348 7.06 6.72/7.387 7.053 ± 0.3822
16 1342 1342/1342 1342 ± 0.00002361 6.455 6.099/6.909 6.463 ± 0.4375
17 1342 1342/1342 1342 ± 0.00002356 6.464 6.113/6.761 6.422 ± 0.414
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2025-07-30 02:49:48.794
End
2025-07-30 04:02:31.683
Duration
1:12:42.888
Note, WebLog generation is not included in the time.

CASA logs for stage 8