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 6.115 5.811/6.8 6.24 ± 0.7754
ea02 1342 1342/1342 1342 ± 0 6.177 5.604/6.564 6.127 ± 0.8643
ea03 1342 1342/1342 1342 ± 0 6.239 5.571/6.839 6.196 ± 0.7779
ea04 1342 1342/1342 1342 ± 0 5.605 5.146/6.065 5.605 ± 0.7039
ea05 1342 1342/1342 1342 ± 0 6.036 5.534/6.6 6.061 ± 0.7612
ea06 1342 1342/1342 1342 ± 0 5.836 5.166/6.229 5.751 ± 0.7798
ea07 1342 1342/1342 1342 ± 0 6.062 5.459/6.649 6.077 ± 0.8114
ea08 1342 1342/1342 1342 ± 0 6.583 5.825/6.95 6.517 ± 0.7044
ea09 1342 1342/1342 1342 ± 0 5.794 5.305/6.529 6.001 ± 0.649
ea10 1342 1342/1342 1342 ± 0 5.827 5.298/6.28 5.754 ± 0.8072
ea11 1342 1342/1342 1342 ± 0 5.804 5.423/6.595 5.924 ± 0.7777
ea12 1342 1342/1342 1342 ± 0 5.657 5.397/6.292 5.795 ± 0.7371
ea13 1342 1342/1342 1342 ± 0 6.281 5.591/6.422 5.911 ± 1.034
ea14 1342 1342/1342 1342 ± 0 6.199 5.732/6.695 6.213 ± 0.7322
ea15 1342 1342/1342 1342 ± 0 6.831 6.756/7.429 7.027 ± 0.4318
ea17 1342 1342/1342 1342 ± 0 6.376 5.914/7.18 6.507 ± 0.7051
ea18 1342 1342/1342 1342 ± 0 6.385 5.841/6.992 6.463 ± 0.7166
ea19 1342 1342/1342 1342 ± 0 6.04 5.671/6.684 6.121 ± 0.8028
ea20 1342 1342/1342 1342 ± 0 6.54 6.032/7.123 6.57 ± 0.7882
ea21 1342 1342/1342 1342 ± 0 5.441 5.152/5.952 5.511 ± 0.6554
ea22 1342 1342/1342 1342 ± 0 6.174 5.687/6.709 6.208 ± 0.6955
ea23 1342 1342/1342 1342 ± 0.000002178 6.25 5.608/6.466 6.184 ± 0.6584
ea24 1342 1342/1342 1342 ± 0 6.291 5.466/6.697 6.058 ± 0.6568
ea25 1342 1342/1342 1342 ± 0 6.668 5.837/7.114 6.558 ± 0.9188
ea27 1342 1342/1342 1342 ± 0 5.746 5.396/6.467 5.909 ± 0.5883
ea28 1342 1342/1342 1342 ± 0 6.333 5.875/7.182 6.469 ± 0.8082
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 5.584 5.456/5.796 5.602 ± 0.2531
3 1342 1342/1342 1342 ± 0.00002761 4.265 3.854/4.78 4.285 ± 0.7027
4 1342 1342/1342 1342 ± 0.00002417 5.495 5.213/5.694 5.489 ± 0.3076
5 1342 1342/1342 1342 ± 0.00002416 5.496 5.295/5.729 5.512 ± 0.3002
6 1342 1342/1342 1342 ± 0.00002393 5.519 5.282/5.722 5.505 ± 0.2923
7 1342 1342/1342 1342 ± 0.00002393 5.604 5.486/5.837 5.629 ± 0.2556
8 1342 1342/1342 1342 ± 0.00002393 5.577 5.284/5.774 5.548 ± 0.3011
9 1342 1342/1342 1342 ± 0.00002393 5.851 5.668/6.07 5.848 ± 0.2996
10 1342 1342/1342 1342 ± 0.00002349 6.376 6.204/6.442 6.329 ± 0.2802
11 1342 1342/1342 1342 ± 0.00002349 6.539 6.317/6.684 6.535 ± 0.2857
12 1342 1342/1342 1342 ± 0.00002349 6.701 6.452/6.865 6.673 ± 0.3351
13 1342 1342/1342 1342 ± 0.00002349 7.148 6.848/7.465 7.168 ± 0.3596
14 1342 1342/1342 1342 ± 0.00002349 7.425 7.064/7.685 7.344 ± 0.3647
15 1342 1342/1342 1342 ± 0.00002349 7.001 6.711/7.354 7.019 ± 0.3761
16 1342 1342/1342 1342 ± 0.00002349 6.44 6.033/6.902 6.432 ± 0.4372
17 1342 1342/1342 1342 ± 0.00002354 6.422 6.105/6.728 6.404 ± 0.4037
datacolumn
residual_data
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-07-30 07:35:36.394
End
2025-07-30 08:27:01.640
Duration
0:51:25.245
Note, WebLog generation is not included in the time.

CASA logs for stage 8