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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.923 5.35/6.126 5.804 ± 0.5049
ea02 1342 1342/1342 1342 ± 0 6.216 5.563/6.624 6.147 ± 0.5778
ea05 1342 1342/1342 1342 ± 0 5.917 5.402/6.472 5.884 ± 0.5946
ea06 1342 1342/1342 1342 ± 0 4.915 4.761/5.281 5.018 ± 0.315
ea07 1342 1342/1342 1342 ± 0.000023 5.804 5.449/6.028 5.79 ± 0.4574
ea08 1342 1342/1342 1342 ± 0 6.165 5.749/6.856 6.312 ± 0.5918
ea09 1342 1342/1342 1342 ± 0 5.607 5.153/6.156 5.675 ± 0.5284
ea10 1342 1342/1342 1342 ± 0.00001538 5.717 5.381/6.638 5.956 ± 0.6408
ea11 1342 1342/1342 1342 ± 0 6.032 5.388/6.448 6.041 ± 0.5842
ea12 1342 1342/1342 1342 ± 0 6.037 5.457/6.511 6.089 ± 0.6179
ea13 1342 1342/1342 1342 ± 0 6.313 5.802/6.476 6.198 ± 0.4711
ea14 1342 1342/1342 1342 ± 0 5.926 5.481/6.597 6.04 ± 0.6596
ea15 1342 1342/1342 1342 ± 0 5.924 5.373/6.379 6.002 ± 0.6485
ea16 1342 1342/1342 1342 ± 0 5.225 5.081/5.324 5.177 ± 0.2239
ea17 1342 1342/1342 1342 ± 0 6.257 5.772/6.75 6.301 ± 0.582
ea18 1342 1342/1342 1342 ± 0 5.303 4.924/5.792 5.359 ± 0.5202
ea19 1342 1342/1342 1342 ± 0 6.199 5.586/6.721 6.152 ± 0.5873
ea20 1342 1342/1342 1342 ± 0 6.485 5.867/7.037 6.409 ± 0.6182
ea21 1342 1342/1342 1342 ± 0 5.693 5.469/6.371 5.903 ± 0.547
ea22 1342 1342/1342 1342 ± 0 6.171 5.461/6.523 5.977 ± 0.5963
ea23 1342 1342/1342 1342 ± 0 5.83 5.545/6.62 6.102 ± 0.6537
ea25 1342 1342/1342 1342 ± 0 5.41 5.333/5.563 5.414 ± 0.1695
ea26 1342 1342/1342 1342 ± 0 6.071 5.562/6.552 6.055 ± 0.5208
ea27 1342 1342/1342 1342 ± 0.00003677 5.656 5.467/6.441 5.893 ± 0.5477
ea28 1342 1342/1342 1342 ± 0 5.823 5.547/6.605 6.065 ± 0.6174
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 ± 0.00002392 5.548 5.324/5.73 5.485 ± 0.3028
4 1342 1342/1342 1342 ± 0.00002407 5.397 5.188/5.48 5.349 ± 0.344
5 1342 1342/1342 1342 ± 0.00002392 5.413 5.305/5.52 5.401 ± 0.2763
6 1342 1342/1342 1342 ± 0.00002392 5.44 5.286/5.541 5.395 ± 0.2585
7 1342 1342/1342 1342 ± 0.00002392 5.431 5.305/5.571 5.43 ± 0.2479
8 1342 1342/1342 1342 ± 0.00002392 5.466 5.206/5.565 5.393 ± 0.2898
9 1342 1342/1342 1342 ± 0.00002392 5.696 5.568/5.934 5.675 ± 0.3293
10 1342 1342/1342 1342 ± 0.0000249 6.161 5.94/6.293 6.092 ± 0.3279
11 1342 1342/1342 1342 ± 0.0000249 6.379 6.263/6.526 6.316 ± 0.3579
12 1342 1342/1342 1342 ± 0.0000249 6.521 6.296/6.64 6.442 ± 0.3734
13 1342 1342/1342 1342 ± 0.0000249 6.868 6.712/7.101 6.84 ± 0.3918
14 1342 1342/1342 1342 ± 0.0000249 7.111 6.866/7.246 6.996 ± 0.4262
15 1342 1342/1342 1342 ± 0.0000249 6.657 6.485/6.844 6.577 ± 0.3909
16 1342 1342/1342 1342 ± 0.00003394 6.04 5.76/6.268 5.994 ± 0.3907
17 1342 1342/1342 1342 ± 0.0000371 5.989 5.822/6.272 5.974 ± 0.3666
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-05-01 11:29:18.851
End
2024-05-01 12:35:29.885
Duration
1:06:11.034
Note, WebLog generation is not included in the time.

CASA logs for stage 7