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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.504 5.171/5.963 5.621 ± 0.513
ea02 1342 1342/1342 1342 ± 0 5.67 5.324/6.298 5.855 ± 0.627
ea04 1342 1342/1342 1342 ± 0 5.571 5.252/6.123 5.731 ± 0.5485
ea05 1342 1342/1342 1342 ± 0 5.667 5.296/6.114 5.734 ± 0.5505
ea06 1342 1342/1342 1342 ± 0 4.892 4.707/5.31 5.004 ± 0.371
ea07 1342 1342/1342 1342 ± 0 5.786 5.373/6.089 5.85 ± 0.5478
ea08 1342 1342/1342 1342 ± 0 5.678 5.389/6.479 5.959 ± 0.6583
ea09 1342 1342/1342 1342 ± 0 5.549 5.18/6.159 5.679 ± 0.5915
ea10 1342 1342/1342 1342 ± 0 5.737 5.203/6.397 5.791 ± 0.6405
ea11 1342 1342/1342 1342 ± 0 5.721 5.046/6.19 5.698 ± 0.6312
ea12 1342 1342/1342 1342 ± 0 6.271 6.083/6.771 6.41 ± 0.4178
ea13 1342 1342/1342 1342 ± 0 5.978 5.696/6.326 6.078 ± 0.4878
ea14 1342 1342/1342 1342 ± 0 5.64 5.137/6.225 5.728 ± 0.6393
ea15 1342 1342/1342 1342 ± 0 5.685 5.168/6.246 5.791 ± 0.6636
ea16 1342 1342/1342 1342 ± 0 6.008 5.589/6.591 6.151 ± 0.6829
ea17 1342 1342/1342 1342 ± 0.00002047 5.774 5.405/6.313 5.926 ± 0.6062
ea18 1342 1342/1342 1342 ± 0 4.935 4.661/5.393 5.05 ± 0.5111
ea19 1342 1342/1342 1342 ± 0 5.851 5.512/6.405 6.026 ± 0.588
ea20 1342 1342/1342 1342 ± 0 5.932 5.58/6.582 6.093 ± 0.6402
ea21 1342 1342/1342 1342 ± 0 5.552 5.263/6.108 5.711 ± 0.5373
ea22 1342 1342/1342 1342 ± 0 5.488 5.177/6.249 5.702 ± 0.6286
ea23 1342 1342/1342 1342 ± 0 5.887 5.329/6.275 5.924 ± 0.6553
ea25 1342 1342/1342 1342 ± 0 5.427 5.031/5.925 5.547 ± 0.5866
ea26 1342 1342/1342 1342 ± 0 5.842 5.628/6.586 6.091 ± 0.6224
ea27 1342 1342/1342 1342 ± 0.00002338 5.451 5.184/6.246 5.659 ± 0.5865
ea28 1342 1342/1342 1342 ± 0.0000314 5.548 5.266/6.278 5.78 ± 0.6317
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 5.267 5.087/5.499 5.27 ± 0.2558
3 1342 1342/1342 1342 ± 0.00002392 5.157 4.912/5.377 5.151 ± 0.2763
4 1342 1342/1342 1342 ± 0.00002392 5.185 5.016/5.336 5.145 ± 0.3086
5 1342 1342/1342 1342 ± 0.00002392 5.312 5.03/5.386 5.262 ± 0.3011
6 1342 1342/1342 1342 ± 0.00002392 5.35 5.187/5.522 5.316 ± 0.2918
7 1342 1342/1342 1342 ± 0.00002392 5.255 5.145/5.393 5.254 ± 0.2528
8 1342 1342/1342 1342 ± 0.00002392 5.268 5.108/5.385 5.228 ± 0.2547
9 1342 1342/1342 1342 ± 0.00002392 5.529 5.355/5.739 5.502 ± 0.2903
10 1342 1342/1342 1342 ± 0.00002348 5.929 5.822/6.093 5.922 ± 0.2843
11 1342 1342/1342 1342 ± 0.00002348 6.201 6.051/6.309 6.129 ± 0.3034
12 1342 1342/1342 1342 ± 0.00002348 6.33 6.17/6.458 6.281 ± 0.318
13 1342 1342/1342 1342 ± 0.00002348 6.753 6.638/6.914 6.72 ± 0.345
14 1342 1342/1342 1342 ± 0.00002348 6.938 6.73/7.151 6.904 ± 0.3811
15 1342 1342/1342 1342 ± 0.00002348 6.634 6.361/6.72 6.525 ± 0.368
16 1342 1342/1342 1342 ± 0.00003337 5.891 5.632/6.094 5.866 ± 0.3427
17 1342 1342/1342 1342 ± 0.00003325 5.842 5.599/6.096 5.843 ± 0.332
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
output_dir
 
Start time
2024-06-24 20:32:37.207
End
2024-06-24 21:04:00.812
Duration
0:31:23.605
Note, WebLog generation is not included in the time.

CASA logs for stage 8