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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.386 5.152/5.948 5.551 ± 0.4991
ea02 1342 1342/1342 1342 ± 0.00001792 5.719 5.385/6.243 5.848 ± 0.5909
ea04 1342 1342/1342 1342 ± 0 5.228 4.908/5.832 5.377 ± 0.5329
ea05 1342 1342/1342 1342 ± 0 5.787 5.217/6.423 5.802 ± 0.6196
ea06 1342 1342/1342 1342 ± 0 4.992 4.699/5.5 5.118 ± 0.4953
ea07 1342 1342/1342 1342 ± 0.00001761 5.66 5.202/6.082 5.719 ± 0.5999
ea08 1342 1342/1342 1342 ± 0.00002135 5.744 5.462/6.422 5.915 ± 0.5155
ea09 1342 1342/1342 1342 ± 0 5.369 5.001/5.696 5.422 ± 0.4608
ea10 1342 1342/1342 1342 ± 0.00002229 4.915 4.548/5.414 5.029 ± 0.4944
ea11 1342 1342/1342 1342 ± 0.000008248 5.857 5.201/6.228 5.769 ± 0.7355
ea12 1342 1342/1342 1342 ± 0 5.364 5.098/5.85 5.556 ± 0.5658
ea13 1342 1342/1342 1342 ± 0 5.848 5.618/6.108 5.9 ± 0.408
ea14 1342 1342/1342 1342 ± 0 5.526 5.336/6.39 5.834 ± 0.6714
ea15 1342 1342/1342 1342 ± 0 5.566 5.149/6.178 5.726 ± 0.6455
ea16 1342 1342/1342 1342 ± 0 5.826 5.492/6.169 5.939 ± 0.6648
ea17 1342 1342/1342 1342 ± 0.00004586 5.601 5.268/6.17 5.793 ± 0.6409
ea18 1342 1342/1342 1342 ± 0 4.854 4.574/5.389 5.009 ± 0.5583
ea19 1342 1342/1342 1342 ± 0 5.938 5.364/6.602 5.995 ± 0.6361
ea20 1342 1342/1342 1342 ± 0 5.655 5.41/6.294 5.868 ± 0.6608
ea21 1342 1342/1342 1342 ± 0 5.446 5.239/6.069 5.645 ± 0.5283
ea22 1342 1342/1342 1342 ± 0.000003091 5.777 5.253/6.169 5.728 ± 0.5973
ea23 1342 1342/1342 1342 ± 0.000001785 5.754 5.37/6.499 5.921 ± 0.7119
ea24 1342 1342/1342 1342 ± 0 5.531 4.779/5.83 5.376 ± 0.5562
ea25 1342 1342/1342 1342 ± 0.00004385 5.256 5.082/5.993 5.518 ± 0.592
ea26 1342 1342/1342 1342 ± 0.00000178 5.96 5.476/6.579 6.012 ± 0.583
ea27 1342 1342/1342 1342 ± 0.00004514 5.372 5.264/5.89 5.594 ± 0.5377
ea28 1342 1342/1342 1342 ± 0.00004149 5.539 5.33/6.158 5.837 ± 0.6232
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 ± 0.00002313 5.315 5.075/5.46 5.229 ± 0.2949
5 1342 1342/1342 1342 ± 0.00002323 5.103 4.908/5.271 5.101 ± 0.2937
6 1342 1342/1342 1342 ± 0.00002365 5.175 4.965/5.355 5.138 ± 0.2649
7 1342 1342/1342 1342 ± 0.00002313 5.234 5.046/5.369 5.176 ± 0.2652
8 1342 1342/1342 1342 ± 0.00002313 5.24 4.987/5.356 5.15 ± 0.2966
9 1342 1342/1342 1342 ± 0.00002313 5.501 5.158/5.719 5.449 ± 0.3103
10 1342 1342/1342 1342 ± 0.00002313 5.937 5.692/6.034 5.838 ± 0.3022
11 1342 1342/1342 1342 ± 0.00002313 6.064 5.785/6.21 5.984 ± 0.3054
12 1342 1342/1342 1342 ± 0.00002313 6.3 6.051/6.449 6.261 ± 0.3374
13 1342 1342/1342 1342 ± 0.00002313 6.779 6.421/6.965 6.692 ± 0.3997
14 1342 1342/1342 1342 ± 0.00002965 6.992 6.642/7.073 6.775 ± 0.4312
15 1342 1342/1342 1342 ± 0.00002926 6.232 5.892/6.527 6.187 ± 0.4218
16 1342 1342/1342 1342 ± 0.00005084 5.353 4.922/5.558 5.235 ± 0.4286
17 1342 1342/1342 1342 ± 0.00004682 5.511 5.058/5.817 5.44 ± 0.4664
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
Start time
2025-02-01 11:41:06.550
End
2025-02-01 12:04:32.867
Duration
0:23:26.317
Note, WebLog generation is not included in the time.

CASA logs for stage 8