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

Statwt Summary Plot

VLASS3.2.sb45478884.eb45758950.60430.75354622686_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 5.91 5.45/6.252 5.91 ± 0.5574
ea02 1342 1342/1342 1342 ± 0.00002356 5.951 5.584/6.484 6.123 ± 0.6831
ea03 1342 1342/1342 1342 ± 0 6.21 5.427/6.703 6.141 ± 0.7075
ea04 1342 1342/1342 1342 ± 0.00002179 5.611 5.283/6.151 5.704 ± 0.6039
ea05 1342 1342/1342 1342 ± 0.00001794 5.748 5.517/6.636 6.043 ± 0.6376
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 5.783 5.319/6.281 5.964 ± 0.6598
ea08 1342 1342/1342 1342 ± 0 6.181 5.692/6.853 6.348 ± 0.6438
ea09 1342 1342/1342 1342 ± 0.000002173 5.928 5.16/6.423 5.864 ± 0.6604
ea10 1342 1342/1342 1342 ± 0 5.465 5.162/6.149 5.655 ± 0.5761
ea11 1342 1342/1342 1342 ± 0.0000267 5.495 5.109/6.171 5.616 ± 0.6615
ea12 1342 1342/1342 1342 ± 0.00002617 5.53 5.371/6.326 5.784 ± 0.6026
ea13 1342 1342/1342 1342 ± 0 6.198 5.487/6.281 6.027 ± 0.5561
ea14 1342 1342/1342 1342 ± 0 6.108 5.702/6.683 6.232 ± 0.5617
ea15 1342 1342/1342 1342 ± 0.00002265 6.129 5.431/6.5 6.089 ± 0.7147
ea16 1342 1342/1342 1342 ± 0 6.243 5.703/6.763 6.263 ± 0.6856
ea17 1342 1342/1342 1342 ± 0 5.981 5.766/7.116 6.244 ± 0.7586
ea18 1342 1342/1342 1342 ± 0 6.342 5.886/7.075 6.486 ± 0.637
ea19 1342 1342/1342 1342 ± 0.00000782 5.63 5.375/6.525 5.935 ± 0.607
ea20 1342 1342/1342 1342 ± 0 5.985 5.223/6.292 5.838 ± 0.5993
ea21 1342 1342/1342 1342 ± 0 5.601 5.128/5.977 5.609 ± 0.5037
ea22 1342 1342/1342 1342 ± 0 6.135 5.842/7.017 6.409 ± 0.6698
ea23 1342 1342/1342 1342 ± 0 5.969 5.647/6.378 6.113 ± 0.6377
ea24 1342 1342/1342 1342 ± 0 6.076 5.269/6.426 5.9 ± 0.5847
ea25 1342 1342/1342 1342 ± 0 6.585 5.664/6.922 6.469 ± 0.7909
ea27 1342 1342/1342 1342 ± 0 5.785 5.464/6.548 5.981 ± 0.5829
ea28 1342 1342/1342 1342 ± 0 6.445 5.744/6.932 6.371 ± 0.6599
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 ± 0.0000235 5.477 5.35/5.569 5.455 ± 0.1953
5 1342 1342/1342 1342 ± 0.00003413 5.118 4.884/5.377 5.119 ± 0.3326
6 1342 1342/1342 1342 ± 0.0000235 5.34 5.152/5.618 5.349 ± 0.2852
7 1342 1342/1342 1342 ± 0.0000235 5.474 5.283/5.648 5.452 ± 0.2255
8 1342 1342/1342 1342 ± 0.0000235 5.387 5.219/5.622 5.403 ± 0.2505
9 1342 1342/1342 1342 ± 0.0000235 5.688 5.493/5.966 5.723 ± 0.2851
10 1342 1342/1342 1342 ± 0.0000235 6.115 5.998/6.329 6.154 ± 0.2444
11 1342 1342/1342 1342 ± 0.0000235 6.383 6.16/6.587 6.385 ± 0.28
12 1342 1342/1342 1342 ± 0.0000235 6.478 6.276/6.729 6.531 ± 0.3153
13 1342 1342/1342 1342 ± 0.0000235 6.97 6.682/7.184 6.961 ± 0.3285
14 1342 1342/1342 1342 ± 0.0000235 7.155 6.901/7.384 7.122 ± 0.3352
15 1342 1342/1342 1342 ± 0.0000235 6.787 6.532/7.067 6.766 ± 0.3439
16 1342 1342/1342 1342 ± 0.00003612 5.942 5.547/6.213 5.913 ± 0.4199
17 1342 1342/1342 1342 ± 0.00003376 6.014 5.713/6.282 5.971 ± 0.4005
statwtmode
VLASS-SE
vis
VLASS3.2.sb45478884.eb45758950.60430.75354622686_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2025-07-18 11:04:09.185
End
2025-07-18 12:02:05.638
Duration
0:57:56.453
Note, WebLog generation is not included in the time.

CASA logs for stage 8