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

Statwt Summary Plot

VLASS2.1.sb38523814.eb38632964.59098.28982543982_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 5.592 5.323/6.01 5.744 ± 0.5422
ea02 1342 1342/1342 1342 ± 0 5.824 5.433/6.508 6.033 ± 0.659
ea04 1342 1342/1342 1342 ± 0 5.452 5.115/6.1 5.656 ± 0.5817
ea05 1342 1342/1342 1342 ± 0 5.696 5.255/6.213 5.772 ± 0.6171
ea06 1342 1342/1342 1342 ± 0 4.76 4.573/5.268 4.897 ± 0.4005
ea07 1342 1342/1342 1342 ± 0 5.999 5.5/6.317 6.047 ± 0.6033
ea08 1342 1342/1342 1342 ± 0 5.846 5.555/6.673 6.144 ± 0.6874
ea09 1342 1342/1342 1342 ± 0 5.58 5.238/6.288 5.751 ± 0.6654
ea10 1342 1342/1342 1342 ± 0 6.026 5.4/6.659 6.03 ± 0.6917
ea11 1342 1342/1342 1342 ± 0 5.911 5.219/6.42 5.905 ± 0.6683
ea12 1342 1342/1342 1342 ± 0 5.757 5.374/6.418 5.97 ± 0.6532
ea13 1342 1342/1342 1342 ± 0 5.896 5.706/6.369 6.103 ± 0.5413
ea14 1342 1342/1342 1342 ± 0 5.822 5.226/6.386 5.884 ± 0.682
ea15 1342 1342/1342 1342 ± 0 5.626 5.107/6.243 5.75 ± 0.716
ea16 1342 1342/1342 1342 ± 0 6.253 5.67/6.809 6.317 ± 0.7651
ea17 1342 1342/1342 1342 ± 0.00002616 6.069 5.601/6.851 6.199 ± 0.6535
ea18 1342 1342/1342 1342 ± 0 5.063 4.767/5.608 5.201 ± 0.5295
ea19 1342 1342/1342 1342 ± 0 6.006 5.548/6.733 6.199 ± 0.6809
ea20 1342 1342/1342 1342 ± 0 6.119 5.693/6.753 6.25 ± 0.664
ea21 1342 1342/1342 1342 ± 0 5.737 5.376/6.328 5.879 ± 0.6047
ea22 1342 1342/1342 1342 ± 0 5.422 5.208/6.393 5.743 ± 0.6666
ea23 1342 1342/1342 1342 ± 0 6.236 5.506/6.691 6.189 ± 0.717
ea25 1342 1342/1342 1342 ± 0 5.679 5.279/6.179 5.782 ± 0.5933
ea26 1342 1342/1342 1342 ± 0 5.9 5.551/6.656 6.135 ± 0.7046
ea27 1342 1342/1342 1342 ± 0.00001873 5.675 5.357/6.512 5.896 ± 0.6218
ea28 1342 1342/1342 1342 ± 0.00001335 5.637 5.424/6.484 5.919 ± 0.6907
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 ± 0.00002348 5.368 5.189/5.53 5.342 ± 0.2602
3 1342 1342/1342 1342 ± 0.00002496 5.258 5.081/5.473 5.236 ± 0.2837
4 1342 1342/1342 1342 ± 0.00002368 5.292 4.98/5.402 5.181 ± 0.289
5 1342 1342/1342 1342 ± 0.00002348 5.401 5.163/5.579 5.373 ± 0.3218
6 1342 1342/1342 1342 ± 0.00002348 5.352 5.133/5.533 5.319 ± 0.296
7 1342 1342/1342 1342 ± 0.00002348 5.404 5.235/5.569 5.377 ± 0.2822
8 1342 1342/1342 1342 ± 0.00002348 5.405 5.214/5.517 5.332 ± 0.3083
9 1342 1342/1342 1342 ± 0.00002348 5.676 5.45/5.908 5.631 ± 0.3587
10 1342 1342/1342 1342 ± 0.00002348 6.12 5.913/6.286 6.063 ± 0.3239
11 1342 1342/1342 1342 ± 0.00002348 6.357 6.16/6.489 6.282 ± 0.3417
12 1342 1342/1342 1342 ± 0.00002348 6.459 6.348/6.695 6.453 ± 0.3694
13 1342 1342/1342 1342 ± 0.00002348 6.943 6.852/7.139 6.924 ± 0.3985
14 1342 1342/1342 1342 ± 0.00002348 7.212 6.958/7.417 7.112 ± 0.4422
15 1342 1342/1342 1342 ± 0.00002348 6.801 6.593/6.927 6.684 ± 0.4334
16 1342 1342/1342 1342 ± 0.00003213 5.993 5.72/6.236 5.979 ± 0.403
17 1342 1342/1342 1342 ± 0.00002734 6.024 5.767/6.276 5.997 ± 0.3804
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38523814.eb38632964.59098.28982543982_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2025-02-12 08:25:41.310
End
2025-02-12 09:20:05.890
Duration
0:54:24.580
Note, WebLog generation is not included in the time.

CASA logs for stage 8