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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.368 5.219/6.228 5.638 ± 0.7139
ea02 1342 1342/1342 1342 ± 0.0000322 5.895 5.385/6.728 5.99 ± 0.9315
ea04 1342 1342/1342 1342 ± 0.00003512 5.486 5.038/6.187 5.523 ± 0.7577
ea05 1342 1342/1342 1342 ± 0.00002483 5.448 5.032/6.534 5.669 ± 0.9374
ea06 1342 1342/1342 1342 ± 0.00003334 4.985 4.606/5.325 4.906 ± 0.5443
ea07 1342 1342/1342 1342 ± 0.00002819 5.91 5.425/6.352 5.961 ± 0.7887
ea08 1342 1342/1342 1342 ± 0.0000299 6.153 5.742/6.949 6.303 ± 0.9382
ea09 1342 1342/1342 1342 ± 0.00002726 5.627 5.066/6.467 5.599 ± 0.9286
ea10 1342 1342/1342 1342 ± 0.00003025 5.792 5.279/6.588 5.839 ± 0.8311
ea11 1342 1342/1342 1342 ± 0.00003015 5.846 5.21/6.592 5.848 ± 0.8226
ea12 1342 1342/1342 1342 ± 0.00003503 5.77 5.272/6.629 5.823 ± 0.9164
ea13 1342 1342/1342 1342 ± 0.00001788 5.831 5.519/6.387 5.956 ± 0.9065
ea14 1342 1342/1342 1342 ± 0.00003338 5.77 5.359/6.767 5.989 ± 0.9732
ea15 1342 1342/1342 1342 ± 0.00003231 5.446 5.105/6.323 5.672 ± 0.9224
ea16 1342 1342/1342 1342 ± 0.00003031 5.825 5.394/6.709 5.969 ± 1.001
ea17 1342 1342/1342 1342 ± 0.00003175 6.113 5.654/7.064 6.183 ± 0.9107
ea18 1342 1342/1342 1342 ± 0.00002932 5.017 4.764/5.836 5.141 ± 0.6504
ea19 1342 1342/1342 1342 ± 0.00001591 5.787 5.388/6.797 5.958 ± 0.9964
ea20 1342 1342/1342 1342 ± 0.00003224 5.929 5.688/7.112 6.179 ± 0.9256
ea21 1342 1342/1342 1342 ± 0.00003001 5.582 5.311/6.437 5.785 ± 0.9023
ea22 1342 1342/1342 1342 ± 0.00003786 5.41 5.016/6.503 5.655 ± 0.9748
ea23 1342 1342/1342 1342 ± 0.00003025 5.88 5.49/6.787 6.081 ± 0.9633
ea25 1342 1342/1342 1342 ± 0.00003126 5.586 5.256/6.544 5.746 ± 0.777
ea27 1342 1342/1342 1342 ± 0.00003173 5.647 5.341/6.548 5.773 ± 0.8038
ea28 1342 1342/1342 1342 ± 0.00003406 5.816 5.424/6.7 5.989 ± 0.9096
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 ± 0.00002396 5.461 5.308/5.764 5.482 ± 0.2763
5 1342 1342/1342 1342 ± 0.00002432 5.355 5.104/5.551 5.316 ± 0.3886
6 1342 1342/1342 1342 ± 0.00002396 5.279 5.085/5.378 5.226 ± 0.2643
7 1342 1342/1342 1342 ± 0.00002396 5.262 5.138/5.407 5.257 ± 0.2472
8 1342 1342/1342 1342 ± 0.00002396 5.315 5.116/5.431 5.277 ± 0.2987
9 1342 1342/1342 1342 ± 0.00002396 5.678 5.403/5.848 5.598 ± 0.3456
10 1342 1342/1342 1342 ± 0.00002396 6.146 5.891/6.246 6.048 ± 0.3301
11 1342 1342/1342 1342 ± 0.00002396 6.354 6.207/6.546 6.343 ± 0.3503
12 1342 1342/1342 1342 ± 0.00002396 6.597 6.384/6.728 6.547 ± 0.3655
13 1342 1342/1342 1342 ± 0.00002411 6.869 6.59/7.064 6.771 ± 0.4143
14 1342 1342/1342 1342 ± 0.00002414 7.066 6.739/7.375 6.98 ± 0.5309
15 1342 1342/1342 1342 ± 0.00003204 6.938 6.728/7.231 6.87 ± 0.5084
16 1342 1342/1342 1342 ± 0.00005165 3.882 3.764/4.009 3.885 ± 0.1997
17 1342 1342/1342 1342 ± 0.00005024 3.953 3.779/4.159 3.985 ± 0.4595
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
output_dir
 
Start time
2024-12-12 21:36:31.167
End
2024-12-12 22:41:16.831
Duration
1:04:45.665
Note, WebLog generation is not included in the time.

CASA logs for stage 8