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

Statwt Summary Plot

VLASS3.2.sb45489670.eb46132517.60459.18880607639_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 5.982 5.594/6.523 5.85 ± 0.8973
ea02 1342 1342/1342 1342 ± 0.000005211 6.137 5.541/6.457 5.977 ± 0.9005
ea03 1342 1342/1342 1342 ± 0 6.037 5.363/6.652 5.966 ± 0.7005
ea04 1342 1342/1342 1342 ± 0 5.44 4.953/6 5.432 ± 0.6078
ea05 1342 1342/1342 1342 ± 0.000003043 5.49 5.132/6.307 5.579 ± 0.8381
ea06 1342 1342/1342 1342 ± 0 5.681 5.009/6.011 5.534 ± 0.6948
ea07 1342 1342/1342 1342 ± 0 5.952 5.056/6.145 5.701 ± 0.8378
ea08 1342 1342/1342 1342 ± 0 6.061 5.355/6.481 5.896 ± 0.8099
ea09 1342 1342/1342 1342 ± 0 5.564 5.053/6.301 5.659 ± 0.7051
ea10 1342 1342/1342 1342 ± 0 5.354 5.109/6.078 5.52 ± 0.5932
ea11 1342 1342/1342 1342 ± 0.00001844 5.433 5.014/6.265 5.452 ± 0.9039
ea12 1342 1342/1342 1342 ± 0 5.343 5.264/6.254 5.528 ± 0.723
ea14 1342 1342/1342 1342 ± 0.000002728 5.672 5.383/6.434 5.786 ± 0.7239
ea15 1342 1342/1342 1342 ± 0.00000136 6.086 5.488/6.666 5.939 ± 1.058
ea16 1342 1342/1342 1342 ± 0 5.992 5.534/6.571 6.035 ± 0.6911
ea17 1342 1342/1342 1342 ± 0 6.082 5.576/6.911 6.14 ± 0.6843
ea18 1342 1342/1342 1342 ± 0 6.422 5.745/7.074 6.246 ± 0.876
ea19 1342 1342/1342 1342 ± 0 5.651 5.296/6.589 5.754 ± 0.7866
ea20 1342 1342/1342 1342 ± 0 6.553 5.75/6.982 6.243 ± 0.9027
ea22 1342 1342/1342 1342 ± 0 5.627 5.12/6.117 5.505 ± 0.6952
ea23 1342 1342/1342 1342 ± 0.000007931 5.536 5.379/6.355 5.857 ± 0.7154
ea24 1342 1342/1342 1342 ± 0 6.026 4.962/6.406 5.691 ± 0.8449
ea25 1342 1342/1342 1342 ± 0 6.412 5.536/6.848 6.226 ± 0.9097
ea27 1342 1342/1342 1342 ± 0 5.566 5.207/6.411 5.68 ± 0.7709
ea28 1342 1342/1342 1342 ± 0 6.384 5.715/7.018 6.239 ± 0.8886
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 ± 0.00002413 5.393 5.255/5.592 5.414 ± 0.3209
3 1342 1342/1342 1342 ± 0.00003006 3.745 3.319/4.11 3.702 ± 0.5084
4 1342 1342/1342 1342 ± 0.00002719 4.646 4.445/4.83 4.624 ± 0.3052
5 1342 1342/1342 1342 ± 0.00002397 5.354 5.11/5.641 5.367 ± 0.3127
6 1342 1342/1342 1342 ± 0.00002397 5.161 4.955/5.378 5.174 ± 0.2755
7 1342 1342/1342 1342 ± 0.00002397 5.365 5.135/5.533 5.343 ± 0.244
8 1342 1342/1342 1342 ± 0.00002397 5.35 5.095/5.529 5.32 ± 0.3024
9 1342 1342/1342 1342 ± 0.00002397 5.614 5.448/5.821 5.618 ± 0.2839
10 1342 1342/1342 1342 ± 0.00002397 6.079 5.975/6.232 6.084 ± 0.2534
11 1342 1342/1342 1342 ± 0.00002397 6.331 6.113/6.442 6.315 ± 0.2736
12 1342 1342/1342 1342 ± 0.00002397 6.451 6.263/6.658 6.488 ± 0.3077
13 1342 1342/1342 1342 ± 0.00002397 6.904 6.748/7.139 6.959 ± 0.3515
14 1342 1342/1342 1342 ± 0.00002397 6.965 6.592/7.321 6.968 ± 0.4363
15 1342 1342/1342 1342 ± 0.00002397 6.803 6.429/7.056 6.733 ± 0.3373
16 1342 1342/1342 1342 ± 0.00002524 6.07 5.57/6.242 5.973 ± 0.4664
17 1342 1342/1342 1342 ± 0.00002458 5.973 5.597/6.155 5.922 ± 0.4138
vis
VLASS3.2.sb45489670.eb46132517.60459.18880607639_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2025-07-31 00:04:52.730
End
2025-07-31 00:43:32.500
Duration
0:38:39.771
Note, WebLog generation is not included in the time.

CASA logs for stage 8