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

Statwt Summary Plot

VLASS2.1.sb38524914.eb38555684.59065.379924340275_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 5.742 5.515/6.333 5.906 ± 0.4952
ea02 1342 1342/1342 1342 ± 0 5.931 5.619/6.758 6.237 ± 0.6206
ea04 1342 1342/1342 1342 ± 0.00002994 5.644 5.252/6.213 5.724 ± 0.5619
ea05 1342 1342/1342 1342 ± 0 6.011 5.462/6.633 6.027 ± 0.6258
ea06 1342 1342/1342 1342 ± 0 3.488 3.02/3.703 3.387 ± 0.3752
ea07 1342 1342/1342 1342 ± 0 5.569 5.312/5.963 5.592 ± 0.2888
ea08 1342 1342/1342 1342 ± 0 6.357 5.859/7.107 6.51 ± 0.6503
ea09 1342 1342/1342 1342 ± 0 5.539 5.141/5.996 5.598 ± 0.458
ea10 1342 1342/1342 1342 ± 0.00002473 5.603 5.406/6.574 5.895 ± 0.667
ea11 1342 1342/1342 1342 ± 0 6.087 5.918/6.683 6.247 ± 0.5513
ea12 1342 1342/1342 1342 ± 0 6.119 5.501/6.514 6.103 ± 0.5972
ea13 1342 1342/1342 1342 ± 0 6.29 5.735/6.346 6.138 ± 0.4826
ea14 1342 1342/1342 1342 ± 0 5.715 5.379/6.51 5.863 ± 0.6714
ea15 1342 1342/1342 1342 ± 0 5.929 5.382/6.38 5.97 ± 0.6532
ea16 1342 1342/1342 1342 ± 0 4.934 4.722/5.227 4.972 ± 0.3472
ea17 1342 1342/1342 1342 ± 0 6.187 5.867/6.897 6.39 ± 0.628
ea18 1342 1342/1342 1342 ± 0 5.424 5.051/5.869 5.462 ± 0.4949
ea19 1342 1342/1342 1342 ± 0 6.694 6.244/6.982 6.637 ± 0.4843
ea20 1342 1342/1342 1342 ± 0 6.503 5.974/7.06 6.48 ± 0.6166
ea21 1342 1342/1342 1342 ± 0 5.631 5.501/6.528 5.981 ± 0.6159
ea22 1342 1342/1342 1342 ± 0 5.791 5.272/6.392 5.844 ± 0.5766
ea23 1342 1342/1342 1342 ± 0 5.728 5.556/6.605 6.09 ± 0.6887
ea25 1342 1342/1342 1342 ± 0 5.585 5.516/5.678 5.511 ± 0.328
ea26 1342 1342/1342 1342 ± 0 6.37 5.822/6.889 6.376 ± 0.577
ea27 1342 1342/1342 1342 ± 0.000008219 5.652 5.358/6.609 5.87 ± 0.6698
ea28 1342 1342/1342 1342 ± 0.000002841 6.674 6.189/6.976 6.592 ± 0.563
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 ± 0.00002496 5.658 5.366/5.821 5.563 ± 0.3724
3 1342 1342/1342 1342 ± 0.0000352 5.403 4.755/5.623 5.291 ± 0.4109
4 1342 1342/1342 1342 ± 0.00002739 5.262 5.03/5.399 5.222 ± 0.3085
5 1342 1342/1342 1342 ± 0.00002445 5.465 5.181/5.611 5.337 ± 0.6002
6 1342 1342/1342 1342 ± 0.0000245 5.532 5.248/5.64 5.387 ± 0.5947
7 1342 1342/1342 1342 ± 0.00002445 5.509 5.299/5.622 5.396 ± 0.5639
8 1342 1342/1342 1342 ± 0.00002496 5.469 5.315/5.667 5.475 ± 0.319
9 1342 1342/1342 1342 ± 0.00002445 5.816 5.439/6.033 5.636 ± 0.6409
10 1342 1342/1342 1342 ± 0.00002445 6.253 6.06/6.386 6.061 ± 0.6031
11 1342 1342/1342 1342 ± 0.00002445 6.456 6.133/6.626 6.265 ± 0.7159
12 1342 1342/1342 1342 ± 0.00002445 6.591 6.288/6.767 6.397 ± 0.7352
13 1342 1342/1342 1342 ± 0.00002445 6.986 6.644/7.224 6.778 ± 0.7826
14 1342 1342/1342 1342 ± 0.00002445 7.145 6.842/7.363 6.921 ± 0.7858
15 1342 1342/1342 1342 ± 0.00002496 6.728 6.551/6.86 6.631 ± 0.4003
16 1342 1342/1342 1342 ± 0.0000303 5.832 5.647/6.103 5.882 ± 0.426
17 1342 1342/1342 1342 ± 0.00002736 5.841 5.613/6.188 5.852 ± 0.3986
vis
VLASS2.1.sb38524914.eb38555684.59065.379924340275_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-31 04:20:54.382
End
2024-12-31 05:15:24.608
Duration
0:54:30.225
Note, WebLog generation is not included in the time.

CASA logs for stage 8