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

Statwt Summary Plot

VLASS3.2.sb45665927.eb46086746.60447.529309328704_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 6.265 5.658/6.787 6.282 ± 0.6425
ea02 1342 1342/1342 1342 ± 0 5.881 5.244/6.041 5.798 ± 0.5759
ea03 1342 1342/1342 1342 ± 0 6.328 5.563/6.938 6.328 ± 0.7378
ea04 1342 1342/1342 1342 ± 0 5.77 5.215/6.207 5.791 ± 0.5818
ea05 1342 1342/1342 1342 ± 0.00000179 6.158 5.47/6.852 6.167 ± 0.6692
ea06 1342 1342/1342 1342 ± 0 6.315 5.35/6.531 6.07 ± 0.6686
ea07 1342 1342/1342 1342 ± 0 5.926 5.181/6.212 5.802 ± 0.68
ea08 1342 1342/1342 1342 ± 0 5.912 4.934/6.063 5.704 ± 0.6434
ea09 1342 1342/1342 1342 ± 0 5.616 5.055/6.356 5.753 ± 0.6469
ea10 1342 1342/1342 1342 ± 0 5.824 5.315/6.286 5.802 ± 0.58
ea11 1342 1342/1342 1342 ± 0 5.775 5.474/6.614 5.991 ± 0.7096
ea12 1342 1342/1342 1342 ± 0 5.772 5.487/6.457 5.94 ± 0.6054
ea13 1342 1342/1342 1342 ± 0 5.709 4.988/5.756 5.471 ± 0.5167
ea14 1342 1342/1342 1342 ± 0 6.236 5.798/6.704 6.31 ± 0.5444
ea15 1342 1342/1342 1342 ± 0.000001266 6.315 5.667/6.77 6.287 ± 0.7131
ea16 1342 1342/1342 1342 ± 0 6.435 5.875/6.906 6.469 ± 0.6976
ea17 1342 1342/1342 1342 ± 0 6.205 5.738/7.06 6.344 ± 0.6917
ea18 1342 1342/1342 1342 ± 0 6.21 5.986/6.457 6.137 ± 0.4316
ea19 1342 1342/1342 1342 ± 0 6.303 5.652/6.82 6.299 ± 0.6304
ea20 1342 1342/1342 1342 ± 0 6.377 5.808/6.9 6.326 ± 0.6493
ea21 1342 1342/1342 1342 ± 0 5.608 5.137/5.977 5.615 ± 0.5405
ea22 1342 1342/1342 1342 ± 0 5.63 4.97/5.925 5.522 ± 0.5881
ea23 1342 1342/1342 1342 ± 0 6.237 5.563/6.43 6.142 ± 0.651
ea24 1342 1342/1342 1342 ± 0 5.591 4.7/5.939 5.339 ± 0.6667
ea25 1342 1342/1342 1342 ± 0 6.679 5.809/7.251 6.675 ± 0.8379
ea27 1342 1342/1342 1342 ± 0 6.238 5.469/6.634 6.109 ± 0.6528
ea28 1342 1342/1342 1342 ± 0 6.173 5.52/6.64 6.104 ± 0.665
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 ± 0.00002398 5.584 5.385/5.721 5.504 ± 0.3544
4 1342 1342/1342 1342 ± 0.00002518 5.327 5.061/5.535 5.299 ± 0.3799
5 1342 1342/1342 1342 ± 0.00002355 5.286 5.058/5.495 5.303 ± 0.3212
6 1342 1342/1342 1342 ± 0.00002349 5.182 4.963/5.468 5.223 ± 0.2876
7 1342 1342/1342 1342 ± 0.00002349 5.526 5.074/5.729 5.408 ± 0.3332
8 1342 1342/1342 1342 ± 0.00002349 5.512 5.16/5.676 5.395 ± 0.3646
9 1342 1342/1342 1342 ± 0.00002307 5.782 5.386/5.955 5.699 ± 0.3653
10 1342 1342/1342 1342 ± 0.00002307 6.205 5.841/6.36 6.12 ± 0.3201
11 1342 1342/1342 1342 ± 0.00002307 6.375 6.011/6.614 6.328 ± 0.3383
12 1342 1342/1342 1342 ± 0.00002307 6.461 6.057/6.818 6.455 ± 0.3893
13 1342 1342/1342 1342 ± 0.00002307 6.983 6.571/7.262 6.916 ± 0.4419
14 1342 1342/1342 1342 ± 0.00002307 7.152 6.77/7.383 7.093 ± 0.4261
15 1342 1342/1342 1342 ± 0.00002307 6.897 6.518/7.036 6.826 ± 0.4027
16 1342 1342/1342 1342 ± 0.00002307 6.219 6.047/6.576 6.281 ± 0.3849
17 1342 1342/1342 1342 ± 0.00002307 6.21 5.978/6.499 6.205 ± 0.3814
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2025-07-29 05:55:21.160
End
2025-07-29 06:46:59.005
Duration
0:51:37.845
Note, WebLog generation is not included in the time.

CASA logs for stage 8