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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.361 5.265/6.194 5.622 ± 0.8003
ea02 1342 1342/1342 1342 ± 0.00004404 5.912 5.428/6.75 5.992 ± 0.9337
ea04 1342 1342/1342 1342 ± 0.00002554 5.427 5.074/6.123 5.521 ± 0.762
ea05 1342 1342/1342 1342 ± 0.00002398 5.59 5.143/6.389 5.766 ± 0.8018
ea06 1342 1342/1342 1342 ± 0.00002724 4.649 4.344/5.307 4.81 ± 0.5732
ea07 1342 1342/1342 1342 ± 0.00004954 5.92 5.487/6.397 5.916 ± 0.9088
ea08 1342 1342/1342 1342 ± 0.00004009 5.867 5.515/6.893 6.194 ± 0.9542
ea09 1342 1342/1342 1342 ± 0.00002325 5.664 5.288/6.566 5.796 ± 0.816
ea10 1342 1342/1342 1342 ± 0.00004065 5.93 5.287/6.823 5.934 ± 0.9519
ea11 1342 1342/1342 1342 ± 0.00004127 5.506 5.154/6.551 5.811 ± 0.9806
ea12 1342 1342/1342 1342 ± 0.0000382 5.725 5.359/6.63 5.85 ± 0.9736
ea13 1342 1342/1342 1342 ± 0.00001244 5.868 5.451/6.429 5.979 ± 0.7783
ea14 1342 1342/1342 1342 ± 0.0000402 5.62 5.279/6.487 5.798 ± 0.8859
ea15 1342 1342/1342 1342 ± 0.00002428 5.183 5.093/6.3 5.615 ± 0.886
ea16 1342 1342/1342 1342 ± 0.00003459 6.011 5.582/6.942 6.149 ± 1.003
ea17 1342 1342/1342 1342 ± 0.00004404 5.904 5.416/7.092 6.021 ± 1.037
ea18 1342 1342/1342 1342 ± 0.00004026 4.804 4.752/5.714 5.125 ± 0.6795
ea19 1342 1342/1342 1342 ± 0.0000149 5.985 5.673/6.978 6.179 ± 0.8804
ea20 1342 1342/1342 1342 ± 0.00004101 5.859 5.777/7.098 6.153 ± 1.053
ea21 1342 1342/1342 1342 ± 0.00003572 5.744 5.358/6.475 5.817 ± 0.8367
ea22 1342 1342/1342 1342 ± 0.00003649 5.429 4.953/6.409 5.629 ± 0.7956
ea23 1342 1342/1342 1342 ± 0.00004269 5.745 5.44/6.721 5.946 ± 0.997
ea25 1342 1342/1342 1342 ± 0.00004327 5.336 5.105/6.392 5.63 ± 0.9211
ea26 1342 1342/1342 1342 ± 0.00002347 5.89 5.756/6.822 6.16 ± 0.8806
ea27 1342 1342/1342 1342 ± 0.00004242 5.593 5.181/6.623 5.73 ± 0.8854
ea28 1342 1342/1342 1342 ± 0.00004338 5.647 5.432/6.615 5.902 ± 0.937
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 ± 0.00002353 5.383 5.159/5.675 5.382 ± 0.317
5 1342 1342/1342 1342 ± 0.00003698 5.814 5.577/5.91 5.759 ± 0.3137
6 1342 1342/1342 1342 ± 0.00002353 5.414 5.173/5.586 5.37 ± 0.319
7 1342 1342/1342 1342 ± 0.00002353 5.449 5.217/5.626 5.391 ± 0.2987
8 1342 1342/1342 1342 ± 0.00002353 5.416 5.175/5.515 5.335 ± 0.3269
9 1342 1342/1342 1342 ± 0.00002353 5.596 5.277/5.884 5.512 ± 0.3947
10 1342 1342/1342 1342 ± 0.00002353 6.149 5.978/6.334 6.091 ± 0.34
11 1342 1342/1342 1342 ± 0.00002353 6.414 6.233/6.527 6.35 ± 0.3507
12 1342 1342/1342 1342 ± 0.00002353 6.607 6.398/6.775 6.547 ± 0.3933
13 1342 1342/1342 1342 ± 0.00002353 7.015 6.89/7.231 6.989 ± 0.4227
14 1342 1342/1342 1342 ± 0.00002353 7.218 6.988/7.469 7.152 ± 0.4792
15 1342 1342/1342 1342 ± 0.00002426 6.768 6.515/7.055 6.712 ± 0.4732
16 1342 1342/1342 1342 ± 0.00005505 4.271 4.116/4.46 4.282 ± 0.221
17 1342 1342/1342 1342 ± 0.00005763 4.347 4.142/4.621 4.374 ± 0.2844
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
datacolumn
residual_data
Start time
2024-11-02 15:55:49.566
End
2024-11-02 16:52:59.710
Duration
0:57:10.144
Note, WebLog generation is not included in the time.

CASA logs for stage 8