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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 6.22 5.672/6.687 6.151 ± 0.8097
ea02 1342 1342/1342 1342 ± 0 6.36 5.65/6.534 6.279 ± 0.6271
ea03 1342 1342/1342 1342 ± 0 6.214 5.54/6.84 6.295 ± 0.7351
ea04 1342 1342/1342 1342 ± 0 5.629 5.143/6.092 5.718 ± 0.5636
ea05 1342 1342/1342 1342 ± 0 6.104 5.425/6.74 6.035 ± 0.7114
ea06 1342 1342/1342 1342 ± 0 6.145 5.186/6.336 5.893 ± 0.6717
ea07 1342 1342/1342 1342 ± 0 6.155 5.393/6.554 6.018 ± 0.7682
ea08 1342 1342/1342 1342 ± 0 6.727 5.757/6.876 6.456 ± 0.7023
ea09 1342 1342/1342 1342 ± 0 5.703 5.201/6.5 5.887 ± 0.6909
ea10 1342 1342/1342 1342 ± 0 5.945 5.347/6.342 5.866 ± 0.6064
ea11 1342 1342/1342 1342 ± 0 5.732 5.417/6.55 5.839 ± 0.8056
ea12 1342 1342/1342 1342 ± 0 5.737 5.302/6.35 5.77 ± 0.6948
ea13 1342 1342/1342 1342 ± 0 6.162 5.611/6.359 6.091 ± 0.5385
ea14 1342 1342/1342 1342 ± 0 6.295 5.642/6.584 6.181 ± 0.6356
ea15 1342 1342/1342 1342 ± 0 6.279 5.598/6.673 6.258 ± 0.7044
ea16 1342 1342/1342 1342 ± 0 6.231 5.854/6.793 6.388 ± 0.6761
ea17 1342 1342/1342 1342 ± 0 6.305 5.874/7.13 6.362 ± 0.8357
ea18 1342 1342/1342 1342 ± 0 6.561 5.946/7.242 6.492 ± 0.7278
ea19 1342 1342/1342 1342 ± 0 6.201 5.558/6.735 6.118 ± 0.7178
ea20 1342 1342/1342 1342 ± 0 6.077 5.711/6.12 5.775 ± 0.6091
ea21 1342 1342/1342 1342 ± 0 5.528 5.115/5.929 5.578 ± 0.5067
ea22 1342 1342/1342 1342 ± 0 6.188 5.54/6.533 6.015 ± 0.6642
ea23 1342 1342/1342 1342 ± 0 6.113 5.469/6.306 6.055 ± 0.6664
ea24 1342 1342/1342 1342 ± 0 6.311 5.486/6.67 6.084 ± 0.6487
ea25 1342 1342/1342 1342 ± 0 6.604 5.795/7.186 6.577 ± 0.8433
ea27 1342 1342/1342 1342 ± 0 6.001 5.352/6.373 5.929 ± 0.588
ea28 1342 1342/1342 1342 ± 0 6.543 5.817/7.021 6.495 ± 0.6989
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 ± 0.00002307 5.553 5.358/5.702 5.563 ± 0.2598
3 1342 1342/1342 1342 ± 0.00003446 4.657 4.289/4.912 4.709 ± 0.4934
4 1342 1342/1342 1342 ± 0.00002307 5.456 5.148/5.642 5.448 ± 0.296
5 1342 1342/1342 1342 ± 0.00002307 5.535 5.247/5.778 5.553 ± 0.3018
6 1342 1342/1342 1342 ± 0.00002307 5.482 5.163/5.645 5.42 ± 0.2749
7 1342 1342/1342 1342 ± 0.00002307 5.557 5.423/5.803 5.575 ± 0.2478
8 1342 1342/1342 1342 ± 0.00002307 5.526 5.246/5.7 5.493 ± 0.2885
9 1342 1342/1342 1342 ± 0.00002307 5.768 5.657/5.997 5.805 ± 0.2997
10 1342 1342/1342 1342 ± 0.00002348 6.243 6.149/6.336 6.229 ± 0.2579
11 1342 1342/1342 1342 ± 0.00002348 6.431 6.241/6.618 6.445 ± 0.267
12 1342 1342/1342 1342 ± 0.00002348 6.559 6.363/6.751 6.585 ± 0.3154
13 1342 1342/1342 1342 ± 0.00002348 7.076 6.76/7.344 7.075 ± 0.3336
14 1342 1342/1342 1342 ± 0.00002348 7.354 7.052/7.541 7.325 ± 0.358
15 1342 1342/1342 1342 ± 0.00002348 6.992 6.769/7.309 7.019 ± 0.3653
16 1342 1342/1342 1342 ± 0.00002348 6.356 6.107/6.727 6.406 ± 0.3863
17 1342 1342/1342 1342 ± 0.00002348 6.338 6.144/6.654 6.364 ± 0.3781
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
Start time
2025-07-30 06:38:33.612
End
2025-07-30 07:35:55.161
Duration
0:57:21.549
Note, WebLog generation is not included in the time.

CASA logs for stage 8