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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.354 5.115/5.931 5.407 ± 0.7628
ea02 1342 1342/1342 1342 ± 0.00004337 5.846 5.298/6.559 5.721 ± 0.9305
ea04 1342 1342/1342 1342 ± 0.00003222 5.239 4.844/5.691 5.154 ± 0.7578
ea05 1342 1342/1342 1342 ± 0.000006023 5.481 4.918/6.022 5.438 ± 0.6994
ea06 1342 1342/1342 1342 ± 0.000001739 5.169 4.943/5.853 5.183 ± 0.8065
ea07 1342 1342/1342 1342 ± 0.00004348 5.857 5.364/6.075 5.561 ± 0.8129
ea08 1342 1342/1342 1342 ± 0.00004439 5.97 5.494/6.773 5.922 ± 1.011
ea09 1342 1342/1342 1342 ± 0.00001602 5.315 5.003/6.091 5.495 ± 0.7006
ea10 1342 1342/1342 1342 ± 0.00004392 5.173 4.769/5.866 5.134 ± 0.7328
ea11 1342 1342/1342 1342 ± 0.00004476 5.879 5.306/6.471 5.667 ± 0.9925
ea12 1342 1342/1342 1342 ± 0.000005312 5.57 5.203/6.238 5.495 ± 0.9798
ea13 1342 1342/1342 1342 ± 0.00002037 5.778 5.589/6.252 5.841 ± 0.7173
ea14 1342 1342/1342 1342 ± 0.000004256 5.41 5.191/6.346 5.587 ± 0.7511
ea15 1342 1342/1342 1342 ± 0 5.302 5.057/6.062 5.388 ± 0.827
ea16 1342 1342/1342 1342 ± 0.00001435 5.749 5.385/6.432 5.714 ± 0.85
ea17 1342 1342/1342 1342 ± 0.00004528 5.954 5.453/6.593 5.87 ± 0.9625
ea18 1342 1342/1342 1342 ± 0.0000297 4.946 4.619/5.582 4.928 ± 0.7346
ea19 1342 1342/1342 1342 ± 0 5.705 5.389/6.296 5.703 ± 0.7054
ea20 1342 1342/1342 1342 ± 0.00001487 5.816 5.687/6.829 5.902 ± 1.134
ea21 1342 1342/1342 1342 ± 0.00001061 5.363 5.191/6.023 5.387 ± 0.7065
ea22 1342 1342/1342 1342 ± 0.00003442 5.439 5.062/6.325 5.576 ± 0.8195
ea23 1342 1342/1342 1342 ± 0.00004524 6.288 5.488/6.528 5.806 ± 1.074
ea24 1342 1342/1342 1342 ± 0.00001167 5.023 4.841/6.053 5.363 ± 0.6359
ea25 1342 1342/1342 1342 ± 0.00004482 5.57 5.283/6.273 5.537 ± 0.8896
ea26 1342 1342/1342 1342 ± 0.00002918 5.715 5.414/6.816 5.951 ± 0.847
ea27 1342 1342/1342 1342 ± 0.00004577 5.635 5.166/6.481 5.599 ± 0.9168
ea28 1342 1342/1342 1342 ± 0.00004295 5.745 5.479/6.566 5.763 ± 0.8841
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 ± 0.0000281 5.455 5.154/5.712 5.417 ± 0.2944
3 1342 1342/1342 1342 ± 0.00003008 5.095 4.909/5.317 5.117 ± 0.3139
5 1342 1342/1342 1342 ± 0.00002397 5.28 5.084/5.476 5.295 ± 0.2763
6 1342 1342/1342 1342 ± 0.00002352 5.377 5.046/5.481 5.282 ± 0.2812
7 1342 1342/1342 1342 ± 0.00002356 5.312 5.082/5.531 5.292 ± 0.2662
8 1342 1342/1342 1342 ± 0.00002356 5.29 5.057/5.407 5.235 ± 0.3016
9 1342 1342/1342 1342 ± 0.00002419 5.568 5.28/5.787 5.521 ± 0.2958
10 1342 1342/1342 1342 ± 0.00002313 5.987 5.691/6.14 5.925 ± 0.3121
11 1342 1342/1342 1342 ± 0.00002313 6.251 6.045/6.418 6.21 ± 0.2967
12 1342 1342/1342 1342 ± 0.00002313 6.343 6.14/6.587 6.367 ± 0.3305
13 1342 1342/1342 1342 ± 0.00002313 6.625 6.281/6.784 6.556 ± 0.3441
14 1342 1342/1342 1342 ± 0.00002509 6.339 6.051/6.674 6.371 ± 0.4434
15 1342 1342/1342 1342 ± 0.00002404 6.454 6.063/6.673 6.384 ± 0.4034
16 1342 1342/1342 1342 ± 0.00006102 3.863 3.66/4.154 3.926 ± 0.3394
17 1342 1342/1342 1342 ± 0.00006063 4.017 3.799/4.261 4.028 ± 0.3486
datacolumn
residual_data
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2024-11-07 20:14:05.564
End
2024-11-07 21:07:48.444
Duration
0:53:42.879
Note, WebLog generation is not included in the time.

CASA logs for stage 8