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

Statwt Summary Plot

VLASS3.2.sb45459544.eb46165741.60472.10038270833_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 5.371 5.188/6.44 5.667 ± 0.8379
ea02 1342 1342/1342 1342 ± 0.000006146 5.569 5.132/6.224 5.655 ± 0.8314
ea03 1342 1342/1342 1342 ± 0 5.564 5.087/6.506 5.686 ± 0.851
ea04 1342 1342/1342 1342 ± 0.00004742 5.012 4.826/5.871 5.187 ± 0.7954
ea05 1342 1342/1342 1342 ± 0.00004102 5.164 4.987/6.286 5.442 ± 0.9109
ea06 1342 1342/1342 1342 ± 0 5.194 4.768/5.807 5.312 ± 0.7385
ea07 1342 1342/1342 1342 ± 0.00001304 4.976 4.835/6.089 5.33 ± 0.9807
ea08 1342 1342/1342 1342 ± 0 5.514 5.224/6.554 5.778 ± 0.8856
ea09 1342 1342/1342 1342 ± 0.00004134 4.908 4.705/6.037 5.197 ± 0.7482
ea10 1342 1342/1342 1342 ± 0.0000427 4.945 4.623/5.983 5.186 ± 0.7949
ea11 1342 1342/1342 1342 ± 0.00004373 5.103 4.575/6.122 5.157 ± 0.9879
ea12 1342 1342/1342 1342 ± 0.00003542 4.977 4.771/5.796 5.181 ± 0.7843
ea14 1342 1342/1342 1342 ± 0.00004151 5.43 5.194/6.294 5.661 ± 0.7552
ea15 1342 1342/1342 1342 ± 0.00004242 5.477 5.289/6.458 5.736 ± 0.9116
ea16 1342 1342/1342 1342 ± 0 5.6 5.334/6.45 5.751 ± 0.8613
ea17 1342 1342/1342 1342 ± 0.00003021 5.442 5.098/6.412 5.602 ± 0.9757
ea18 1342 1342/1342 1342 ± 0 5.557 5.383/6.602 5.854 ± 0.867
ea19 1342 1342/1342 1342 ± 0.0000199 5.137 4.879/6.153 5.42 ± 0.8268
ea20 1342 1342/1342 1342 ± 0.00003636 5.685 5.438/6.755 5.864 ± 0.9888
ea21 1342 1342/1342 1342 ± 0 5.049 4.864/5.789 5.246 ± 0.6527
ea22 1342 1342/1342 1342 ± 0 5.399 4.958/6.261 5.506 ± 0.8995
ea23 1342 1342/1342 1342 ± 0.00004193 5.354 5.026/6.245 5.628 ± 0.8082
ea24 1342 1342/1342 1342 ± 0.000007229 5.336 5.024/6.455 5.569 ± 0.8144
ea25 1342 1342/1342 1342 ± 0 5.824 5.327/6.703 5.987 ± 0.9236
ea27 1342 1342/1342 1342 ± 0 5.272 5.056/6.272 5.516 ± 0.7537
ea28 1342 1342/1342 1342 ± 0.00001723 5.555 5.382/6.784 5.879 ± 0.877
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 ± 0.00002349 5.063 4.849/5.191 5.076 ± 0.2602
3 1342 1342/1342 1342 ± 0.0000351 4.062 3.584/4.457 4.045 ± 0.5393
4 1342 1342/1342 1342 ± 0.00003135 3.854 3.701/3.966 3.853 ± 0.2267
5 1342 1342/1342 1342 ± 0.00002349 5.1 4.881/5.354 5.119 ± 0.2896
6 1342 1342/1342 1342 ± 0.00002349 5.067 4.831/5.338 5.075 ± 0.2735
7 1342 1342/1342 1342 ± 0.00002349 5.138 4.906/5.33 5.131 ± 0.2541
8 1342 1342/1342 1342 ± 0.00002349 5.092 4.919/5.315 5.11 ± 0.2827
9 1342 1342/1342 1342 ± 0.00002349 5.409 5.193/5.613 5.42 ± 0.2882
10 1342 1342/1342 1342 ± 0.00002349 5.967 5.783/6.088 5.951 ± 0.2686
11 1342 1342/1342 1342 ± 0.00002349 6.203 6.07/6.352 6.185 ± 0.2718
12 1342 1342/1342 1342 ± 0.00002349 6.327 6.109/6.509 6.341 ± 0.3077
13 1342 1342/1342 1342 ± 0.00002349 6.763 6.53/6.992 6.775 ± 0.3227
14 1342 1342/1342 1342 ± 0.00002349 6.831 6.61/7.072 6.824 ± 0.3382
15 1342 1342/1342 1342 ± 0.00002349 6.737 6.279/6.954 6.638 ± 0.3525
16 1342 1342/1342 1342 ± 0.00006041 5.15 4.941/5.327 5.168 ± 0.3096
17 1342 1342/1342 1342 ± 0.00006079 4.946 4.791/5.171 5.013 ± 0.3122
vis
VLASS3.2.sb45459544.eb46165741.60472.10038270833_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-07-22 06:40:39.932
End
2025-07-22 07:41:15.807
Duration
1:00:35.875
Note, WebLog generation is not included in the time.

CASA logs for stage 8