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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.22 5.13/5.789 5.328 ± 0.7084
ea02 1342 1342/1342 1342 ± 0.00004235 5.874 5.262/6.494 5.684 ± 0.9344
ea04 1342 1342/1342 1342 ± 0.00002094 5.29 4.899/5.855 5.207 ± 0.7883
ea05 1342 1342/1342 1342 ± 0.000009283 5.377 4.986/6.058 5.405 ± 0.7471
ea06 1342 1342/1342 1342 ± 0.0000342 4.526 4.328/5.457 4.706 ± 0.7986
ea07 1342 1342/1342 1342 ± 0.00003871 5.612 5.211/5.987 5.446 ± 0.7733
ea08 1342 1342/1342 1342 ± 0.00004252 5.99 5.482/6.753 5.895 ± 1.016
ea09 1342 1342/1342 1342 ± 0.00002803 5.461 5.076/6.067 5.435 ± 0.7813
ea10 1342 1342/1342 1342 ± 0.00003865 5.548 4.93/6.156 5.389 ± 0.7836
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004114 5.386 5.116/6.367 5.455 ± 0.9785
ea13 1342 1342/1342 1342 ± 0.00002382 5.721 5.549/6.202 5.737 ± 0.7167
ea14 1342 1342/1342 1342 ± 0.00001525 5.64 5.16/6.362 5.56 ± 0.8504
ea15 1342 1342/1342 1342 ± 0.00002018 5.212 4.992/6.1 5.305 ± 1.006
ea16 1342 1342/1342 1342 ± 0.0000189 5.656 5.276/6.284 5.56 ± 0.8584
ea17 1342 1342/1342 1342 ± 0.00004096 5.846 5.306/6.434 5.786 ± 0.9121
ea18 1342 1342/1342 1342 ± 0.00003967 4.846 4.649/5.388 4.919 ± 0.6129
ea19 1342 1342/1342 1342 ± 0 5.58 5.315/6.293 5.651 ± 0.7433
ea20 1342 1342/1342 1342 ± 0.00004266 5.744 5.507/6.611 5.768 ± 1.004
ea21 1342 1342/1342 1342 ± 0.00001557 5.469 5.168/5.989 5.385 ± 0.7592
ea22 1342 1342/1342 1342 ± 0.00003213 5.382 5.108/6.384 5.54 ± 0.8467
ea23 1342 1342/1342 1342 ± 0.00003056 5.702 5.276/6.191 5.598 ± 0.8443
ea25 1342 1342/1342 1342 ± 0.0000384 5.484 5.099/6.027 5.437 ± 0.7298
ea27 1342 1342/1342 1342 ± 0.00004359 5.458 4.986/6.271 5.41 ± 0.8265
ea28 1342 1342/1342 1342 ± 0.00004285 5.494 5.252/6.438 5.584 ± 0.904
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 ± 0.00002464 5.293 5.089/5.494 5.26 ± 0.29
5 1342 1342/1342 1342 ± 0.00002566 5.224 5.077/5.432 5.244 ± 0.3221
6 1342 1342/1342 1342 ± 0.00002464 5.2 5.088/5.343 5.169 ± 0.2913
7 1342 1342/1342 1342 ± 0.00002464 5.231 5.077/5.305 5.173 ± 0.2753
8 1342 1342/1342 1342 ± 0.00002464 5.244 4.995/5.342 5.162 ± 0.2916
9 1342 1342/1342 1342 ± 0.00002464 5.487 5.352/5.709 5.468 ± 0.3372
10 1342 1342/1342 1342 ± 0.00002464 5.925 5.749/6.01 5.881 ± 0.2929
11 1342 1342/1342 1342 ± 0.00002464 6.183 6.028/6.304 6.127 ± 0.3089
12 1342 1342/1342 1342 ± 0.00002464 6.341 6.167/6.484 6.286 ± 0.3284
13 1342 1342/1342 1342 ± 0.00002464 6.58 6.256/6.687 6.462 ± 0.3498
14 1342 1342/1342 1342 ± 0.00002809 6.25 5.853/6.539 6.201 ± 0.458
15 1342 1342/1342 1342 ± 0.00002647 6.336 5.98/6.575 6.282 ± 0.4157
16 1342 1342/1342 1342 ± 0.00005832 3.739 3.553/3.931 3.737 ± 0.3479
17 1342 1342/1342 1342 ± 0.00006052 3.816 3.656/4.045 3.859 ± 0.3723
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2024-11-01 22:52:34.370
End
2024-11-01 23:13:54.696
Duration
0:21:20.326
Note, WebLog generation is not included in the time.

CASA logs for stage 8