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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.518 5.243/6.275 5.624 ± 0.7786
ea02 1342 1342/1342 1342 ± 0.00004272 5.821 5.271/6.741 5.883 ± 0.9628
ea04 1342 1342/1342 1342 ± 0.00001844 5.534 4.988/6.099 5.436 ± 0.7797
ea05 1342 1342/1342 1342 ± 0.00002449 5.425 4.941/6.238 5.593 ± 0.7751
ea06 1342 1342/1342 1342 ± 0.00002243 4.903 4.594/5.332 4.842 ± 0.5665
ea07 1342 1342/1342 1342 ± 0.00004184 5.989 5.358/6.485 5.904 ± 0.9551
ea08 1342 1342/1342 1342 ± 0.00004169 5.973 5.525/6.902 6.111 ± 1.004
ea09 1342 1342/1342 1342 ± 0.0000283 5.513 5.099/6.596 5.687 ± 0.8606
ea10 1342 1342/1342 1342 ± 0.00003547 5.963 5.451/6.898 6.012 ± 0.895
ea11 1342 1342/1342 1342 ± 0.00004238 5.707 5.081/6.642 5.77 ± 0.9538
ea12 1342 1342/1342 1342 ± 0.00002603 5.898 5.307/6.681 5.806 ± 0.9788
ea13 1342 1342/1342 1342 ± 0.00002098 5.886 5.572/6.419 5.95 ± 0.7874
ea14 1342 1342/1342 1342 ± 0.00003547 5.57 5.162/6.568 5.754 ± 0.836
ea15 1342 1342/1342 1342 ± 0.00001748 5.277 5.017/6.267 5.531 ± 0.8826
ea16 1342 1342/1342 1342 ± 0.00003498 5.912 5.512/6.957 6.068 ± 0.9787
ea17 1342 1342/1342 1342 ± 0.00004085 5.882 5.563/7.129 6.021 ± 0.9669
ea18 1342 1342/1342 1342 ± 0.00004091 5.098 4.602/5.795 5.06 ± 0.722
ea19 1342 1342/1342 1342 ± 0.00001243 5.823 5.452/6.716 6.011 ± 0.8377
ea20 1342 1342/1342 1342 ± 0.00003552 5.937 5.673/7.079 6.078 ± 1.039
ea21 1342 1342/1342 1342 ± 0.00003422 5.507 5.284/6.424 5.681 ± 0.8026
ea22 1342 1342/1342 1342 ± 0.00004079 5.262 5.06/6.45 5.586 ± 0.8765
ea23 1342 1342/1342 1342 ± 0.00004136 5.828 5.469/6.789 5.931 ± 0.9987
ea25 1342 1342/1342 1342 ± 0.00004165 5.545 5.239/6.474 5.634 ± 0.8552
ea26 1342 1342/1342 1342 ± 0.00003403 5.834 5.469/6.978 6.046 ± 0.9634
ea27 1342 1342/1342 1342 ± 0.00004105 5.609 5.187/6.735 5.759 ± 0.9014
ea28 1342 1342/1342 1342 ± 0.00004215 5.823 5.356/6.708 5.869 ± 0.9676
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 ± 0.00002348 5.564 5.368/5.847 5.578 ± 0.2976
5 1342 1342/1342 1342 ± 0.00002348 5.324 5.141/5.611 5.314 ± 0.384
6 1342 1342/1342 1342 ± 0.00002348 5.31 5.079/5.443 5.241 ± 0.2778
7 1342 1342/1342 1342 ± 0.00002348 5.334 5.233/5.469 5.306 ± 0.2715
8 1342 1342/1342 1342 ± 0.00002348 5.3 5.182/5.512 5.291 ± 0.3016
9 1342 1342/1342 1342 ± 0.00002348 5.615 5.336/5.844 5.549 ± 0.3476
10 1342 1342/1342 1342 ± 0.00002348 6.144 5.874/6.261 6.051 ± 0.342
11 1342 1342/1342 1342 ± 0.00002348 6.411 6.261/6.552 6.357 ± 0.3497
12 1342 1342/1342 1342 ± 0.00002348 6.628 6.431/6.789 6.575 ± 0.3849
13 1342 1342/1342 1342 ± 0.00002348 6.988 6.779/7.163 6.961 ± 0.4034
14 1342 1342/1342 1342 ± 0.00002348 7.056 6.816/7.32 7.007 ± 0.4807
15 1342 1342/1342 1342 ± 0.00002402 6.854 6.534/7.093 6.74 ± 0.4973
16 1342 1342/1342 1342 ± 0.0000567 4.188 4.034/4.363 4.202 ± 0.2334
17 1342 1342/1342 1342 ± 0.00005784 4.248 4.11/4.431 4.277 ± 0.255
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-26 13:17:11.837
End
2024-11-26 14:12:59.141
Duration
0:55:47.304
Note, WebLog generation is not included in the time.

CASA logs for stage 8