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

Statwt Summary Plot

VLASS2.1.sb38563510.eb38566235.59073.10379631944_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 5.12 5.003/5.869 5.24 ± 0.8054
ea02 1342 1342/1342 1342 ± 0.00004156 5.529 5.154/6.261 5.481 ± 0.9661
ea05 1342 1342/1342 1342 ± 0.00002037 5.371 5.042/6.446 5.605 ± 0.7968
ea06 1342 1342/1342 1342 ± 0.000001549 4.558 4.431/5.037 4.637 ± 0.4962
ea07 1342 1342/1342 1342 ± 0.0000415 5.488 5.045/5.834 5.39 ± 0.7915
ea08 1342 1342/1342 1342 ± 0.00004156 5.71 5.373/6.613 5.727 ± 1.038
ea09 1342 1342/1342 1342 ± 0.00001741 4.861 4.699/5.54 4.96 ± 0.6457
ea10 1342 1342/1342 1342 ± 0.0000415 5.23 5.009/6.447 5.476 ± 0.9231
ea11 1342 1342/1342 1342 ± 0.00004112 5.444 5.055/6.364 5.56 ± 0.9615
ea12 1342 1342/1342 1342 ± 0.000002682 5.322 5.041/6.3 5.519 ± 0.9152
ea13 1342 1342/1342 1342 ± 0.00002103 5.458 5.317/6.158 5.587 ± 0.7862
ea14 1342 1342/1342 1342 ± 0.00002617 6.328 5.595/6.825 5.999 ± 1.083
ea15 1342 1342/1342 1342 ± 0 4.973 4.707/6.074 5.388 ± 0.8673
ea16 1342 1342/1342 1342 ± 0 4.998 4.886/5.212 4.993 ± 0.1904
ea17 1342 1342/1342 1342 ± 0.00004129 5.51 5.158/6.474 5.605 ± 0.9703
ea18 1342 1342/1342 1342 ± 0.00003209 4.89 4.542/5.627 4.955 ± 0.7251
ea19 1342 1342/1342 1342 ± 0.00001112 5.516 5.314/6.594 5.785 ± 0.8337
ea20 1342 1342/1342 1342 ± 0.00001687 5.66 5.362/6.867 5.83 ± 1.028
ea21 1342 1342/1342 1342 ± 0.00003112 5.228 5.156/6.218 5.531 ± 0.7907
ea22 1342 1342/1342 1342 ± 0.00004006 5.248 4.875/6.187 5.346 ± 0.9089
ea23 1342 1342/1342 1342 ± 0.0000415 5.345 5.079/6.433 5.641 ± 0.9713
ea25 1342 1342/1342 1342 ± 0 5.12 4.855/5.136 5.063 ± 0.1699
ea26 1342 1342/1342 1342 ± 0.0000185 5.314 5.075/6.378 5.491 ± 0.8014
ea27 1342 1342/1342 1342 ± 0.00004162 5.221 4.937/6.205 5.36 ± 0.8555
ea28 1342 1342/1342 1342 ± 0.00004152 5.458 5.207/6.313 5.519 ± 0.91
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 ± 0.0000244 5.249 5.066/5.454 5.232 ± 0.2725
3 1342 1342/1342 1342 ± 0.00002479 4.945 4.76/5.07 4.917 ± 0.2431
5 1342 1342/1342 1342 ± 0.00002491 5.201 5.043/5.281 5.154 ± 0.2762
6 1342 1342/1342 1342 ± 0.0000244 5.119 4.914/5.237 5.092 ± 0.2611
7 1342 1342/1342 1342 ± 0.0000244 5.139 4.983/5.272 5.103 ± 0.2377
8 1342 1342/1342 1342 ± 0.0000244 5.149 4.951/5.304 5.093 ± 0.2744
9 1342 1342/1342 1342 ± 0.0000244 5.377 5.266/5.601 5.371 ± 0.328
10 1342 1342/1342 1342 ± 0.00002491 5.858 5.655/5.998 5.795 ± 0.3502
11 1342 1342/1342 1342 ± 0.00002491 6.155 5.988/6.29 6.078 ± 0.3662
12 1342 1342/1342 1342 ± 0.00002491 6.373 6.081/6.45 6.272 ± 0.3849
13 1342 1342/1342 1342 ± 0.00002491 6.546 6.29/6.903 6.556 ± 0.4421
14 1342 1342/1342 1342 ± 0.00002533 6.578 6.224/6.978 6.545 ± 0.5318
15 1342 1342/1342 1342 ± 0.00002491 6.682 6.544/6.861 6.587 ± 0.4852
16 1342 1342/1342 1342 ± 0.00005973 3.807 3.642/4.079 3.875 ± 0.2997
17 1342 1342/1342 1342 ± 0.00006086 3.843 3.699/4.14 3.92 ± 0.2948
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-04-10 22:23:00.484
End
2025-04-10 22:49:15.545
Duration
0:26:15.061
Note, WebLog generation is not included in the time.

CASA logs for stage 8