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

Statwt Summary Plot

VLASS3.2.sb45459544.eb46165741.60472.10038270833_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 5.437 5.225/6.247 5.639 ± 0.8686
ea02 1342 1342/1342 1342 ± 0.00001947 5.531 5.206/6.355 5.638 ± 0.9036
ea03 1342 1342/1342 1342 ± 0.000001229 5.397 5.205/6.624 5.764 ± 0.8265
ea04 1342 1342/1342 1342 ± 0.00004807 5.103 4.817/5.96 5.203 ± 0.8193
ea05 1342 1342/1342 1342 ± 0.00004581 5.31 5.035/6.36 5.474 ± 0.903
ea06 1342 1342/1342 1342 ± 0.000003248 4.98 4.82/5.98 5.407 ± 0.755
ea07 1342 1342/1342 1342 ± 0.00003487 5.085 4.903/6.213 5.32 ± 1.023
ea08 1342 1342/1342 1342 ± 0.000001192 5.592 5.229/6.72 5.745 ± 1.009
ea09 1342 1342/1342 1342 ± 0.00004435 5.003 4.725/5.952 5.212 ± 0.7679
ea10 1342 1342/1342 1342 ± 0.00004639 4.972 4.636/5.978 5.179 ± 0.809
ea11 1342 1342/1342 1342 ± 0.00004777 5.199 4.537/6.218 5.17 ± 1.022
ea12 1342 1342/1342 1342 ± 0.00004143 5.062 4.823/5.982 5.206 ± 0.7927
ea14 1342 1342/1342 1342 ± 0.00004613 5.456 5.319/6.427 5.635 ± 0.8217
ea15 1342 1342/1342 1342 ± 0.00004714 5.521 5.37/6.548 5.725 ± 0.9392
ea16 1342 1342/1342 1342 ± 0.00001003 5.691 5.255/6.567 5.836 ± 0.8606
ea17 1342 1342/1342 1342 ± 0.00004037 5.521 5.168/6.44 5.582 ± 1.064
ea18 1342 1342/1342 1342 ± 0.000001203 5.674 5.395/6.815 5.863 ± 0.9425
ea19 1342 1342/1342 1342 ± 0.00003695 5.107 4.977/6.454 5.446 ± 0.8904
ea20 1342 1342/1342 1342 ± 0.00004029 5.823 5.443/6.854 5.874 ± 1.021
ea21 1342 1342/1342 1342 ± 0.000004425 5.071 4.944/5.872 5.336 ± 0.6419
ea22 1342 1342/1342 1342 ± 0.000003572 5.564 5.081/6.377 5.52 ± 0.9438
ea23 1342 1342/1342 1342 ± 0.00004674 5.468 5.073/6.329 5.603 ± 0.8678
ea24 1342 1342/1342 1342 ± 0.00002278 5.198 5.08/6.5 5.611 ± 0.817
ea25 1342 1342/1342 1342 ± 0.000004425 5.787 5.394/6.821 6.062 ± 0.9331
ea27 1342 1342/1342 1342 ± 0.000006936 5.242 5.044/6.443 5.573 ± 0.7774
ea28 1342 1342/1342 1342 ± 0.00002791 5.633 5.537/6.826 5.937 ± 0.8736
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 ± 0.00002353 5.124 4.959/5.249 5.15 ± 0.2491
3 1342 1342/1342 1342 ± 0.00003673 3.824 3.389/4.251 3.796 ± 0.5949
4 1342 1342/1342 1342 ± 0.00005133 3.839 3.702/3.983 3.836 ± 0.2119
5 1342 1342/1342 1342 ± 0.00002368 5.121 4.931/5.392 5.153 ± 0.286
6 1342 1342/1342 1342 ± 0.00002353 5.196 4.945/5.453 5.193 ± 0.2793
7 1342 1342/1342 1342 ± 0.00002353 5.231 5/5.402 5.213 ± 0.2542
8 1342 1342/1342 1342 ± 0.00002353 5.205 5.04/5.439 5.211 ± 0.28
9 1342 1342/1342 1342 ± 0.00002353 5.493 5.356/5.734 5.514 ± 0.2994
10 1342 1342/1342 1342 ± 0.00002353 6.064 5.908/6.209 6.063 ± 0.278
11 1342 1342/1342 1342 ± 0.00002353 6.346 6.176/6.501 6.325 ± 0.2771
12 1342 1342/1342 1342 ± 0.00002353 6.54 6.228/6.627 6.482 ± 0.3144
13 1342 1342/1342 1342 ± 0.00002354 6.849 6.5/7.127 6.853 ± 0.3367
14 1342 1342/1342 1342 ± 0.00003784 6.477 6.245/6.734 6.516 ± 0.4452
15 1342 1342/1342 1342 ± 0.00002353 6.704 6.368/7.007 6.684 ± 0.3555
16 1342 1342/1342 1342 ± 0.00006049 4.494 4.302/4.829 4.607 ± 0.4215
17 1342 1342/1342 1342 ± 0.00006102 4.488 4.298/4.728 4.539 ± 0.3284
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45459544.eb46165741.60472.10038270833_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-07-23 06:33:48.980
End
2025-07-23 07:32:21.635
Duration
0:58:32.655
Note, WebLog generation is not included in the time.

CASA logs for stage 8