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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.231 5.108/6.148 5.562 ± 0.718
ea02 1342 1342/1342 1342 ± 0.00004266 6.23 5.032/6.754 5.957 ± 0.959
ea04 1342 1342/1342 1342 ± 0.0000182 5.47 4.93/5.967 5.472 ± 0.7482
ea05 1342 1342/1342 1342 ± 0.00001329 5.556 4.954/6.561 5.758 ± 0.8142
ea06 1342 1342/1342 1342 ± 0.00002331 4.729 4.292/5.314 4.812 ± 0.6102
ea07 1342 1342/1342 1342 ± 0.00003976 5.56 5.228/6.338 5.814 ± 0.9164
ea08 1342 1342/1342 1342 ± 0.00004133 5.65 5.338/6.82 6.07 ± 0.973
ea09 1342 1342/1342 1342 ± 0.00002022 5.64 5.052/6.512 5.757 ± 0.7831
ea10 1342 1342/1342 1342 ± 0.00004376 5.537 5.073/6.734 5.769 ± 0.9684
ea11 1342 1342/1342 1342 ± 0.00004346 5.596 4.857/6.451 5.677 ± 0.9739
ea12 1342 1342/1342 1342 ± 0.00002645 5.652 5.061/6.349 5.714 ± 0.8733
ea13 1342 1342/1342 1342 ± 0.0000185 6.008 5.295/6.391 5.976 ± 0.7304
ea14 1342 1342/1342 1342 ± 0.00004249 5.335 5.051/6.438 5.69 ± 0.8687
ea15 1342 1342/1342 1342 ± 0.00001044 5.093 4.907/6.22 5.551 ± 0.87
ea16 1342 1342/1342 1342 ± 0.00002641 5.641 5.217/6.901 6 ± 1.075
ea17 1342 1342/1342 1342 ± 0.00004114 5.707 5.406/6.654 5.96 ± 0.9046
ea18 1342 1342/1342 1342 ± 0.00004041 4.845 4.561/5.47 5.021 ± 0.6422
ea19 1342 1342/1342 1342 ± 0.00002812 5.757 5.412/6.891 6.086 ± 0.9074
ea20 1342 1342/1342 1342 ± 0.00003829 5.862 5.568/6.758 6.043 ± 0.9517
ea21 1342 1342/1342 1342 ± 0.00003245 5.45 5.204/6.44 5.737 ± 0.8497
ea22 1342 1342/1342 1342 ± 0.00002348 5.091 4.916/6.302 5.575 ± 0.7749
ea23 1342 1342/1342 1342 ± 0.00004181 5.777 5.215/6.678 5.893 ± 1.048
ea25 1342 1342/1342 1342 ± 0.00004368 5.243 5.042/6.131 5.546 ± 0.8373
ea26 1342 1342/1342 1342 ± 0.00001265 5.679 5.538/6.948 6.142 ± 0.828
ea27 1342 1342/1342 1342 ± 0.00004252 5.385 5.248/6.428 5.696 ± 0.8341
ea28 1342 1342/1342 1342 ± 0.00004406 5.63 5.208/6.591 5.826 ± 0.939
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 ± 0.0000235 5.351 5.071/5.576 5.322 ± 0.3027
6 1342 1342/1342 1342 ± 0.0000235 5.154 4.916/5.253 5.082 ± 0.2847
7 1342 1342/1342 1342 ± 0.00002387 5.184 5.023/5.289 5.127 ± 0.2882
8 1342 1342/1342 1342 ± 0.0000235 5.099 4.974/5.233 5.09 ± 0.2988
9 1342 1342/1342 1342 ± 0.00002633 5.375 5.121/5.631 5.343 ± 0.2919
10 1342 1342/1342 1342 ± 0.0000235 6.059 5.875/6.229 6.004 ± 0.3241
11 1342 1342/1342 1342 ± 0.0000235 6.339 6.14/6.458 6.284 ± 0.3413
12 1342 1342/1342 1342 ± 0.0000235 6.556 6.344/6.678 6.492 ± 0.3723
13 1342 1342/1342 1342 ± 0.0000235 7.002 6.735/7.238 6.937 ± 0.4096
14 1342 1342/1342 1342 ± 0.0000235 7.18 6.998/7.433 7.138 ± 0.4562
15 1342 1342/1342 1342 ± 0.00002377 6.539 6.175/6.828 6.455 ± 0.5376
16 1342 1342/1342 1342 ± 0.00005939 4.419 4.273/4.685 4.475 ± 0.2755
17 1342 1342/1342 1342 ± 0.00006082 4.556 4.415/4.83 4.639 ± 0.3443
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
Start time
2024-11-02 17:00:25.873
End
2024-11-02 18:01:31.888
Duration
1:01:06.016
Note, WebLog generation is not included in the time.

CASA logs for stage 8