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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.696 5.387/6.183 5.793 ± 0.4833
ea02 1342 1342/1342 1342 ± 0 5.934 5.663/6.765 6.176 ± 0.6106
ea04 1342 1342/1342 1342 ± 0 5.586 5.167/6.189 5.682 ± 0.5738
ea05 1342 1342/1342 1342 ± 0 5.928 5.415/6.433 5.938 ± 0.585
ea06 1342 1342/1342 1342 ± 0 4.919 4.582/5.297 4.923 ± 0.4079
ea07 1342 1342/1342 1342 ± 0.00001487 5.771 5.521/6.334 5.968 ± 0.577
ea08 1342 1342/1342 1342 ± 0 5.858 5.754/6.8 6.252 ± 0.6138
ea09 1342 1342/1342 1342 ± 0 5.928 5.332/6.634 5.961 ± 0.6337
ea10 1342 1342/1342 1342 ± 0.0000329 5.669 5.251/6.386 5.81 ± 0.5798
ea11 1342 1342/1342 1342 ± 0 6.01 5.259/6.422 5.95 ± 0.6394
ea12 1342 1342/1342 1342 ± 0 6.039 5.419/6.557 6.102 ± 0.6497
ea13 1342 1342/1342 1342 ± 0 6.274 5.793/6.4 6.214 ± 0.4769
ea14 1342 1342/1342 1342 ± 0 5.762 5.395/6.508 5.906 ± 0.6657
ea15 1342 1342/1342 1342 ± 0 5.792 5.136/6.238 5.779 ± 0.7147
ea16 1342 1342/1342 1342 ± 0 6.114 5.84/6.86 6.314 ± 0.6658
ea17 1342 1342/1342 1342 ± 0 6.041 5.734/6.645 6.225 ± 0.6096
ea18 1342 1342/1342 1342 ± 0 5.279 4.864/5.727 5.297 ± 0.5422
ea19 1342 1342/1342 1342 ± 0 6.237 5.639/6.822 6.203 ± 0.629
ea20 1342 1342/1342 1342 ± 0 6.406 5.789/6.953 6.341 ± 0.6552
ea21 1342 1342/1342 1342 ± 0 5.644 5.468/6.374 5.877 ± 0.5661
ea22 1342 1342/1342 1342 ± 0 5.72 5.358/6.541 5.911 ± 0.6182
ea23 1342 1342/1342 1342 ± 0.000008796 5.753 5.59/6.644 6.123 ± 0.6748
ea25 1342 1342/1342 1342 ± 0 5.816 5.289/6.247 5.818 ± 0.5999
ea26 1342 1342/1342 1342 ± 0 6.158 5.681/6.83 6.269 ± 0.5865
ea27 1342 1342/1342 1342 ± 0.00004116 5.731 5.432/6.48 5.916 ± 0.5703
ea28 1342 1342/1342 1342 ± 0 5.71 5.518/6.508 5.997 ± 0.6166
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 5.45 5.249/5.673 5.434 ± 0.2786
4 1342 1342/1342 1342 ± 0.00002392 5.308 5.181/5.596 5.315 ± 0.4413
5 1342 1342/1342 1342 ± 0.00002348 5.418 5.188/5.622 5.402 ± 0.3416
6 1342 1342/1342 1342 ± 0.00002348 5.351 5.119/5.487 5.317 ± 0.3094
7 1342 1342/1342 1342 ± 0.00002348 5.462 5.258/5.66 5.439 ± 0.2968
8 1342 1342/1342 1342 ± 0.00002348 5.503 5.223/5.604 5.399 ± 0.3138
9 1342 1342/1342 1342 ± 0.00002348 5.753 5.549/5.962 5.683 ± 0.3538
10 1342 1342/1342 1342 ± 0.00002348 6.165 6.038/6.304 6.115 ± 0.3236
11 1342 1342/1342 1342 ± 0.00002348 6.396 6.231/6.531 6.343 ± 0.3455
12 1342 1342/1342 1342 ± 0.00002348 6.553 6.361/6.721 6.49 ± 0.3734
13 1342 1342/1342 1342 ± 0.00002348 6.985 6.819/7.131 6.919 ± 0.3993
14 1342 1342/1342 1342 ± 0.00002348 7.097 6.907/7.364 7.04 ± 0.4337
15 1342 1342/1342 1342 ± 0.00002348 6.621 6.411/6.841 6.554 ± 0.3804
16 1342 1342/1342 1342 ± 0.00003736 5.816 5.68/6.135 5.893 ± 0.3391
17 1342 1342/1342 1342 ± 0.00003714 5.91 5.704/6.158 5.908 ± 0.3245
datacolumn
residual_data
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-05-17 09:50:13.721
End
2024-05-17 11:06:25.115
Duration
1:16:11.394
Note, WebLog generation is not included in the time.

CASA logs for stage 8