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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.693 5.43/6.135 5.836 ± 0.53
ea02 1342 1342/1342 1342 ± 0 5.958 5.546/6.747 6.132 ± 0.6419
ea04 1342 1342/1342 1342 ± 0 5.38 5.062/5.987 5.574 ± 0.5669
ea05 1342 1342/1342 1342 ± 0 5.866 5.424/6.319 5.895 ± 0.5918
ea06 1342 1342/1342 1342 ± 0 5.15 4.848/5.508 5.192 ± 0.4041
ea07 1342 1342/1342 1342 ± 0 5.899 5.603/6.32 6.05 ± 0.5249
ea08 1342 1342/1342 1342 ± 0 5.961 5.777/6.877 6.309 ± 0.6757
ea09 1342 1342/1342 1342 ± 0 5.9 5.37/6.433 5.941 ± 0.6378
ea10 1342 1342/1342 1342 ± 0.00002611 5.885 5.458/6.767 6.066 ± 0.6913
ea11 1342 1342/1342 1342 ± 0 6.045 5.372/6.603 6.064 ± 0.7162
ea12 1342 1342/1342 1342 ± 0 5.369 5.343/5.559 5.479 ± 0.2111
ea13 1342 1342/1342 1342 ± 0 6.14 5.876/6.444 6.232 ± 0.5006
ea14 1342 1342/1342 1342 ± 0 5.978 5.363/6.467 5.907 ± 0.6207
ea15 1342 1342/1342 1342 ± 0 5.798 5.14/6.248 5.834 ± 0.6965
ea16 1342 1342/1342 1342 ± 0 6.167 5.667/6.761 6.197 ± 0.6689
ea17 1342 1342/1342 1342 ± 0.000003537 6.213 5.747/6.59 6.274 ± 0.6117
ea18 1342 1342/1342 1342 ± 0 5.184 4.811/5.661 5.228 ± 0.5087
ea19 1342 1342/1342 1342 ± 0 6.178 5.524/6.705 6.126 ± 0.6445
ea20 1342 1342/1342 1342 ± 0 6.102 5.757/6.778 6.264 ± 0.6383
ea21 1342 1342/1342 1342 ± 0 5.677 5.46/6.368 5.89 ± 0.5593
ea22 1342 1342/1342 1342 ± 0 5.531 5.275/6.327 5.792 ± 0.633
ea23 1342 1342/1342 1342 ± 0 5.961 5.621/6.58 6.144 ± 0.6629
ea25 1342 1342/1342 1342 ± 0 5.862 5.581/6.386 6.038 ± 0.5906
ea26 1342 1342/1342 1342 ± 0 6.387 5.822/7.06 6.348 ± 0.673
ea27 1342 1342/1342 1342 ± 0.00004037 5.743 5.457/6.555 5.915 ± 0.5895
ea28 1342 1342/1342 1342 ± 0 5.837 5.576/6.658 6.07 ± 0.6777
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 ± 0.00002349 5.622 5.341/5.829 5.565 ± 0.2732
3 1342 1342/1342 1342 ± 0.00002364 5.354 5.106/5.494 5.299 ± 0.2811
4 1342 1342/1342 1342 ± 0.00002544 5.345 5.232/5.561 5.382 ± 0.3179
5 1342 1342/1342 1342 ± 0.00002349 5.489 5.214/5.622 5.432 ± 0.3385
6 1342 1342/1342 1342 ± 0.00002394 5.489 5.212/5.599 5.43 ± 0.3112
7 1342 1342/1342 1342 ± 0.00002349 5.466 5.36/5.638 5.453 ± 0.2741
8 1342 1342/1342 1342 ± 0.00002349 5.508 5.235/5.599 5.421 ± 0.3073
9 1342 1342/1342 1342 ± 0.00002349 5.8 5.526/6.017 5.717 ± 0.348
10 1342 1342/1342 1342 ± 0.00002349 6.198 6.001/6.385 6.142 ± 0.3489
11 1342 1342/1342 1342 ± 0.00002394 6.446 6.273/6.568 6.382 ± 0.3538
12 1342 1342/1342 1342 ± 0.0000244 6.618 6.429/6.778 6.544 ± 0.3785
13 1342 1342/1342 1342 ± 0.00002394 7.052 6.91/7.262 7.002 ± 0.3838
14 1342 1342/1342 1342 ± 0.00002394 7.257 6.992/7.376 7.138 ± 0.4181
15 1342 1342/1342 1342 ± 0.00002394 6.703 6.458/6.855 6.633 ± 0.3733
16 1342 1342/1342 1342 ± 0.00003486 5.933 5.86/6.143 5.969 ± 0.2766
17 1342 1342/1342 1342 ± 0.00003684 5.988 5.861/6.183 5.984 ± 0.2752
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
Start time
2024-05-01 08:36:32.569
End
2024-05-01 09:47:26.898
Duration
1:10:54.329
Note, WebLog generation is not included in the time.

CASA logs for stage 7