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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.493 5.222/5.866 5.614 ± 0.4963
ea02 1342 1342/1342 1342 ± 0 5.652 5.39/6.392 5.912 ± 0.6284
ea04 1342 1342/1342 1342 ± 0 5.4 5.088/5.951 5.579 ± 0.5413
ea05 1342 1342/1342 1342 ± 0 5.654 5.259/6.101 5.723 ± 0.563
ea06 1342 1342/1342 1342 ± 0 4.875 4.635/5.407 5.022 ± 0.4465
ea07 1342 1342/1342 1342 ± 0 5.913 5.427/6.132 5.919 ± 0.5554
ea08 1342 1342/1342 1342 ± 0 5.716 5.463/6.539 6.014 ± 0.6563
ea09 1342 1342/1342 1342 ± 0 5.65 5.178/6.217 5.709 ± 0.6024
ea10 1342 1342/1342 1342 ± 0 5.894 5.277/6.495 5.898 ± 0.6558
ea11 1342 1342/1342 1342 ± 0 5.739 5.329/6.3 5.852 ± 0.6341
ea12 1342 1342/1342 1342 ± 0 5.723 5.335/6.286 5.898 ± 0.6204
ea13 1342 1342/1342 1342 ± 0 6.072 5.801/6.324 6.154 ± 0.4649
ea14 1342 1342/1342 1342 ± 0 5.693 5.204/6.28 5.796 ± 0.6362
ea15 1342 1342/1342 1342 ± 0 5.675 5.094/6.169 5.707 ± 0.6648
ea16 1342 1342/1342 1342 ± 0 6.03 5.624/6.676 6.215 ± 0.6906
ea17 1342 1342/1342 1342 ± 0 5.86 5.488/6.388 6.019 ± 0.6032
ea18 1342 1342/1342 1342 ± 0 4.959 4.642/5.394 5.062 ± 0.5076
ea19 1342 1342/1342 1342 ± 0 5.917 5.508/6.637 6.135 ± 0.6465
ea20 1342 1342/1342 1342 ± 0 6.022 5.642/6.636 6.162 ± 0.6303
ea21 1342 1342/1342 1342 ± 0 5.659 5.35/6.198 5.818 ± 0.5436
ea22 1342 1342/1342 1342 ± 0 5.463 5.229/6.338 5.759 ± 0.6506
ea23 1342 1342/1342 1342 ± 0 5.932 5.432/6.352 6.025 ± 0.6657
ea25 1342 1342/1342 1342 ± 0.000004156 5.43 5.154/5.976 5.585 ± 0.5574
ea26 1342 1342/1342 1342 ± 0 5.954 5.607/6.607 6.119 ± 0.6424
ea27 1342 1342/1342 1342 ± 0.00002221 5.485 5.197/6.246 5.673 ± 0.5593
ea28 1342 1342/1342 1342 ± 0.00001638 5.578 5.318/6.315 5.805 ± 0.6235
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 5.323 5.188/5.578 5.347 ± 0.2672
3 1342 1342/1342 1342 ± 0.00002395 5.244 5.031/5.472 5.238 ± 0.2933
4 1342 1342/1342 1342 ± 0.0000242 5.289 5.082/5.424 5.243 ± 0.3414
5 1342 1342/1342 1342 ± 0.0000235 5.343 5.055/5.465 5.29 ± 0.33
6 1342 1342/1342 1342 ± 0.0000235 5.282 5.089/5.466 5.264 ± 0.2999
7 1342 1342/1342 1342 ± 0.0000235 5.326 5.139/5.457 5.295 ± 0.2721
8 1342 1342/1342 1342 ± 0.0000235 5.317 5.052/5.454 5.25 ± 0.2863
9 1342 1342/1342 1342 ± 0.0000235 5.54 5.375/5.796 5.529 ± 0.3271
10 1342 1342/1342 1342 ± 0.0000235 5.999 5.794/6.137 5.945 ± 0.3078
11 1342 1342/1342 1342 ± 0.0000235 6.236 6.046/6.345 6.162 ± 0.3104
12 1342 1342/1342 1342 ± 0.0000235 6.362 6.143/6.507 6.326 ± 0.3426
13 1342 1342/1342 1342 ± 0.0000235 6.773 6.714/6.963 6.766 ± 0.3591
14 1342 1342/1342 1342 ± 0.0000235 6.996 6.741/7.174 6.936 ± 0.3948
15 1342 1342/1342 1342 ± 0.0000235 6.666 6.435/6.849 6.586 ± 0.3847
16 1342 1342/1342 1342 ± 0.00002742 5.922 5.572/6.208 5.896 ± 0.3942
17 1342 1342/1342 1342 ± 0.0000283 5.911 5.64/6.161 5.903 ± 0.3704
statwtmode
VLASS-SE
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-12-17 05:02:52.611
End
2024-12-17 06:10:53.764
Duration
1:08:01.153
Note, WebLog generation is not included in the time.

CASA logs for stage 8