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

Statwt Summary Plot

VLASS2.1.sb38606107.eb38625163.59092.29495140046_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 5.267 5.2/5.985 5.405 ± 0.7431
ea02 1342 1342/1342 1342 ± 0.00004276 5.862 5.346/6.428 5.704 ± 0.9565
ea04 1342 1342/1342 1342 ± 0 5.244 4.997/5.961 5.387 ± 0.6879
ea05 1342 1342/1342 1342 ± 0.00001868 5.475 5.105/6.469 5.696 ± 0.7382
ea06 1342 1342/1342 1342 ± 0.000002267 4.707 4.556/5.14 4.733 ± 0.5109
ea07 1342 1342/1342 1342 ± 0.00004272 5.815 5.358/6.257 5.793 ± 0.8414
ea08 1342 1342/1342 1342 ± 0.00004295 5.926 5.496/6.629 5.882 ± 0.9734
ea10 1342 1342/1342 1342 ± 0.00004272 5.614 5.167/6.675 5.734 ± 0.9382
ea11 1342 1342/1342 1342 ± 0.00004256 5.577 5.038/6.349 5.576 ± 0.9331
ea12 1342 1342/1342 1342 ± 0.000005549 5.537 5.236/6.497 5.706 ± 0.9366
ea13 1342 1342/1342 1342 ± 0.000009322 5.854 5.736/6.413 5.909 ± 0.7692
ea14 1342 1342/1342 1342 ± 0.00001887 5.445 5.066/6.431 5.676 ± 0.7923
ea15 1342 1342/1342 1342 ± 0 5.282 5.058/6.151 5.535 ± 0.8007
ea16 1342 1342/1342 1342 ± 0.00003383 5.896 5.565/6.82 6.063 ± 0.9371
ea17 1342 1342/1342 1342 ± 0.00004549 5.765 5.39/6.492 5.743 ± 0.921
ea18 1342 1342/1342 1342 ± 0.0000344 4.874 4.557/5.617 4.92 ± 0.6987
ea19 1342 1342/1342 1342 ± 0.00001352 5.717 5.473/6.707 5.977 ± 0.7879
ea20 1342 1342/1342 1342 ± 0.00002168 5.861 5.616/6.867 5.96 ± 1.013
ea21 1342 1342/1342 1342 ± 0.00002841 5.477 5.299/6.33 5.69 ± 0.7487
ea22 1342 1342/1342 1342 ± 0.00004245 5.436 5.145/6.292 5.521 ± 0.868
ea23 1342 1342/1342 1342 ± 0.00004269 5.7 5.366/6.513 5.863 ± 0.8849
ea25 1342 1342/1342 1342 ± 0.00004272 5.306 5.045/6.108 5.361 ± 0.8263
ea26 1342 1342/1342 1342 ± 0.000006405 5.814 5.662/6.883 5.987 ± 0.8993
ea27 1342 1342/1342 1342 ± 0.00004376 5.437 5.085/6.384 5.522 ± 0.8649
ea28 1342 1342/1342 1342 ± 0.00004421 5.591 5.324/6.421 5.671 ± 0.8695
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 ± 0.00002394 5.321 5.125/5.604 5.36 ± 0.2855
5 1342 1342/1342 1342 ± 0.00002394 5.336 5.041/5.462 5.267 ± 0.3626
6 1342 1342/1342 1342 ± 0.00002394 5.288 5.055/5.463 5.259 ± 0.3159
7 1342 1342/1342 1342 ± 0.00002394 5.304 5.152/5.49 5.303 ± 0.2864
8 1342 1342/1342 1342 ± 0.00002394 5.352 5.093/5.469 5.277 ± 0.3027
9 1342 1342/1342 1342 ± 0.00002394 5.585 5.433/5.858 5.591 ± 0.3372
10 1342 1342/1342 1342 ± 0.00002394 6.015 5.882/6.2 5.973 ± 0.3495
11 1342 1342/1342 1342 ± 0.00002394 6.308 6.152/6.427 6.232 ± 0.3681
12 1342 1342/1342 1342 ± 0.00002394 6.477 6.252/6.627 6.404 ± 0.3834
13 1342 1342/1342 1342 ± 0.00002397 6.763 6.466/6.897 6.685 ± 0.4168
14 1342 1342/1342 1342 ± 0.00003039 6.789 6.366/6.996 6.664 ± 0.5177
15 1342 1342/1342 1342 ± 0.00002394 6.818 6.547/6.955 6.677 ± 0.4998
16 1342 1342/1342 1342 ± 0.00006016 4.07 3.873/4.351 4.127 ± 0.32
17 1342 1342/1342 1342 ± 0.00006061 4.094 3.856/4.413 4.151 ± 0.3498
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38606107.eb38625163.59092.29495140046_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-20 05:23:58.850
End
2024-11-20 05:50:19.768
Duration
0:26:20.918
Note, WebLog generation is not included in the time.

CASA logs for stage 8