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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.641 5.296/6.105 5.725 ± 0.5382
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.554 5.153/6.114 5.684 ± 0.5736
ea05 1342 1342/1342 1342 ± 0 5.764 5.338/6.323 5.856 ± 0.5951
ea06 1342 1342/1342 1342 ± 0 5.092 4.877/5.498 5.19 ± 0.3872
ea07 1342 1342/1342 1342 ± 0 5.875 5.438/6.256 5.97 ± 0.5684
ea08 1342 1342/1342 1342 ± 0 5.928 5.469/6.571 6.073 ± 0.6415
ea09 1342 1342/1342 1342 ± 0 5.735 5.192/6.389 5.793 ± 0.62
ea10 1342 1342/1342 1342 ± 0 5.748 5.279/6.565 5.887 ± 0.6574
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.848 5.437/6.429 6.012 ± 0.6245
ea13 1342 1342/1342 1342 ± 0 6.04 5.703/6.361 6.118 ± 0.5086
ea14 1342 1342/1342 1342 ± 0 5.788 5.214/6.324 5.818 ± 0.6491
ea15 1342 1342/1342 1342 ± 0 5.558 5.1/6.158 5.696 ± 0.6703
ea16 1342 1342/1342 1342 ± 0 6.101 5.653/6.606 6.202 ± 0.7089
ea17 1342 1342/1342 1342 ± 0.000007388 5.957 5.593/6.442 6.094 ± 0.604
ea18 1342 1342/1342 1342 ± 0 5.071 4.746/5.489 5.168 ± 0.5062
ea19 1342 1342/1342 1342 ± 0 6.003 5.593/6.605 6.168 ± 0.6311
ea20 1342 1342/1342 1342 ± 0 6.158 5.777/6.8 6.276 ± 0.6429
ea21 1342 1342/1342 1342 ± 0 5.648 5.371/6.283 5.822 ± 0.5618
ea22 1342 1342/1342 1342 ± 0 5.72 5.22/6.339 5.799 ± 0.6477
ea23 1342 1342/1342 1342 ± 0 6.056 5.493/6.601 6.099 ± 0.6589
ea25 1342 1342/1342 1342 ± 0 5.529 5.242/6.053 5.673 ± 0.5603
ea26 1342 1342/1342 1342 ± 0 5.98 5.618/6.645 6.123 ± 0.6575
ea27 1342 1342/1342 1342 ± 0.00002054 5.546 5.272/6.363 5.744 ± 0.5963
ea28 1342 1342/1342 1342 ± 0 5.65 5.361/6.37 5.856 ± 0.6454
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 ± 0.0000244 5.451 5.236/5.632 5.413 ± 0.2449
3 1342 1342/1342 1342 ± 0.00002674 5.158 4.965/5.357 5.158 ± 0.2653
4 1342 1342/1342 1342 ± 0.0000244 5.208 4.972/5.436 5.191 ± 0.2924
5 1342 1342/1342 1342 ± 0.0000244 5.418 5.139/5.519 5.364 ± 0.2965
6 1342 1342/1342 1342 ± 0.0000244 5.34 5.124/5.47 5.309 ± 0.2766
7 1342 1342/1342 1342 ± 0.0000244 5.379 5.23/5.587 5.371 ± 0.249
8 1342 1342/1342 1342 ± 0.0000244 5.378 5.13/5.562 5.324 ± 0.2749
9 1342 1342/1342 1342 ± 0.0000244 5.602 5.405/5.873 5.593 ± 0.3005
10 1342 1342/1342 1342 ± 0.0000244 6.037 5.875/6.216 6.022 ± 0.3004
11 1342 1342/1342 1342 ± 0.0000244 6.298 6.147/6.387 6.249 ± 0.316
12 1342 1342/1342 1342 ± 0.0000244 6.416 6.189/6.611 6.402 ± 0.3382
13 1342 1342/1342 1342 ± 0.0000244 6.817 6.693/7.053 6.831 ± 0.3591
14 1342 1342/1342 1342 ± 0.0000244 6.966 6.827/7.272 6.996 ± 0.3879
15 1342 1342/1342 1342 ± 0.0000244 6.663 6.477/6.843 6.595 ± 0.3542
16 1342 1342/1342 1342 ± 0.00002914 6.026 5.878/6.247 6.002 ± 0.3241
17 1342 1342/1342 1342 ± 0.00002451 5.993 5.797/6.169 5.974 ± 0.3062
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
Start time
2024-05-01 04:45:28.806
End
2024-05-01 05:22:04.387
Duration
0:36:35.581
Note, WebLog generation is not included in the time.

CASA logs for stage 7