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

Statwt Summary Plot

VLASS2.1.sb38528342.eb38565674.59072.03519471065_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 5.502 5.313/5.913 5.674 ± 0.5051
ea02 1342 1342/1342 1342 ± 0 5.843 5.402/6.351 5.919 ± 0.5901
ea05 1342 1342/1342 1342 ± 0 5.746 5.346/6.214 5.819 ± 0.562
ea06 1342 1342/1342 1342 ± 0 5.09 4.899/5.381 5.167 ± 0.3336
ea07 1342 1342/1342 1342 ± 0 5.634 5.481/5.86 5.73 ± 0.3853
ea08 1342 1342/1342 1342 ± 0.00000478 5.896 5.565/6.553 6.073 ± 0.6216
ea09 1342 1342/1342 1342 ± 0 5.155 4.83/5.53 5.193 ± 0.4285
ea10 1342 1342/1342 1342 ± 0.000003855 5.756 5.281/6.359 5.812 ± 0.5796
ea11 1342 1342/1342 1342 ± 0.00000107 5.877 5.363/6.341 5.911 ± 0.5706
ea12 1342 1342/1342 1342 ± 0 5.818 5.462/6.411 6.008 ± 0.6019
ea13 1342 1342/1342 1342 ± 0 5.988 5.657/6.399 6.06 ± 0.5042
ea14 1342 1342/1342 1342 ± 0 5.789 5.298/6.389 5.903 ± 0.6431
ea15 1342 1342/1342 1342 ± 0 5.647 5.319/6.385 5.889 ± 0.6434
ea16 1342 1342/1342 1342 ± 0 5.145 5.008/5.299 5.122 ± 0.2196
ea17 1342 1342/1342 1342 ± 0.00001328 5.955 5.622/6.602 6.153 ± 0.5907
ea18 1342 1342/1342 1342 ± 0.000002391 5.173 4.859/5.669 5.266 ± 0.5252
ea19 1342 1342/1342 1342 ± 0 5.894 5.524/6.57 6.092 ± 0.5999
ea20 1342 1342/1342 1342 ± 0 6.129 5.743/6.712 6.267 ± 0.5907
ea21 1342 1342/1342 1342 ± 0 5.685 5.337/6.115 5.794 ± 0.509
ea22 1342 1342/1342 1342 ± 0 5.552 5.286/6.257 5.766 ± 0.5928
ea23 1342 1342/1342 1342 ± 0 5.925 5.492/6.298 6.015 ± 0.6045
ea25 1342 1342/1342 1342 ± 0.00001097 5.34 5.239/5.502 5.34 ± 0.1797
ea26 1342 1342/1342 1342 ± 0 5.728 5.439/6.254 5.858 ± 0.5235
ea27 1342 1342/1342 1342 ± 0.00001181 5.484 5.309/6.245 5.707 ± 0.5287
ea28 1342 1342/1342 1342 ± 0.00001107 5.726 5.444/6.36 5.897 ± 0.6026
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 ± 0.000024 5.443 5.22/5.64 5.417 ± 0.2872
3 1342 1342/1342 1342 ± 0.00002712 5.188 4.979/5.48 5.212 ± 0.2864
4 1342 1342/1342 1342 ± 0.000024 5.318 5.2/5.48 5.295 ± 0.2955
5 1342 1342/1342 1342 ± 0.000024 5.407 5.263/5.534 5.393 ± 0.2826
6 1342 1342/1342 1342 ± 0.000024 5.362 5.217/5.445 5.326 ± 0.2458
7 1342 1342/1342 1342 ± 0.000024 5.328 5.234/5.466 5.333 ± 0.2207
8 1342 1342/1342 1342 ± 0.000024 5.346 5.087/5.443 5.284 ± 0.2704
9 1342 1342/1342 1342 ± 0.000024 5.555 5.446/5.788 5.544 ± 0.3199
10 1342 1342/1342 1342 ± 0.00002499 5.987 5.819/6.139 5.936 ± 0.3132
11 1342 1342/1342 1342 ± 0.00002499 6.237 6.097/6.338 6.145 ± 0.3318
12 1342 1342/1342 1342 ± 0.00002499 6.388 6.164/6.459 6.291 ± 0.3454
13 1342 1342/1342 1342 ± 0.00002499 6.788 6.541/6.979 6.706 ± 0.3639
14 1342 1342/1342 1342 ± 0.00002499 7.023 6.746/7.142 6.883 ± 0.4027
15 1342 1342/1342 1342 ± 0.00002499 6.546 6.364/6.787 6.463 ± 0.3935
16 1342 1342/1342 1342 ± 0.00002806 5.942 5.617/6.301 5.913 ± 0.4163
17 1342 1342/1342 1342 ± 0.0000252 5.889 5.717/6.388 5.957 ± 0.3809
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38528342.eb38565674.59072.03519471065_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-03 12:58:11.592
End
2024-12-03 14:03:05.823
Duration
1:04:54.231
Note, WebLog generation is not included in the time.

CASA logs for stage 8