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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.895 5.33/6.097 5.784 ± 0.5009
ea02 1342 1342/1342 1342 ± 0 6.107 5.557/6.626 6.126 ± 0.5757
ea05 1342 1342/1342 1342 ± 0.000009763 5.954 5.41/6.443 5.862 ± 0.5836
ea06 1342 1342/1342 1342 ± 0 4.98 4.802/5.319 5.055 ± 0.312
ea07 1342 1342/1342 1342 ± 0.00001442 5.797 5.451/6.012 5.793 ± 0.4457
ea08 1342 1342/1342 1342 ± 0 6.063 5.671/6.843 6.275 ± 0.602
ea09 1342 1342/1342 1342 ± 0 5.713 5.232/6.3 5.767 ± 0.5688
ea10 1342 1342/1342 1342 ± 0.00002079 5.77 5.357/6.592 5.943 ± 0.6337
ea11 1342 1342/1342 1342 ± 0 5.939 5.386/6.437 6.008 ± 0.5697
ea12 1342 1342/1342 1342 ± 0 6.006 5.421/6.482 6.048 ± 0.6145
ea13 1342 1342/1342 1342 ± 0 6.303 5.819/6.414 6.197 ± 0.4533
ea14 1342 1342/1342 1342 ± 0 6.025 5.458/6.584 6.024 ± 0.6649
ea15 1342 1342/1342 1342 ± 0 5.917 5.339/6.331 5.962 ± 0.6409
ea16 1342 1342/1342 1342 ± 0 5.236 5.065/5.322 5.177 ± 0.2293
ea17 1342 1342/1342 1342 ± 0 6.208 5.712/6.756 6.278 ± 0.5925
ea18 1342 1342/1342 1342 ± 0 5.3 4.891/5.771 5.34 ± 0.5083
ea19 1342 1342/1342 1342 ± 0 6.162 5.594/6.7 6.138 ± 0.5857
ea20 1342 1342/1342 1342 ± 0 6.464 5.851/6.979 6.391 ± 0.5944
ea21 1342 1342/1342 1342 ± 0 5.686 5.44/6.341 5.898 ± 0.5437
ea22 1342 1342/1342 1342 ± 0 6.055 5.358/6.535 5.954 ± 0.5935
ea23 1342 1342/1342 1342 ± 0 5.911 5.522/6.607 6.098 ± 0.6495
ea25 1342 1342/1342 1342 ± 0 5.38 5.283/5.545 5.39 ± 0.1671
ea26 1342 1342/1342 1342 ± 0 6.006 5.566/6.564 6.031 ± 0.5214
ea27 1342 1342/1342 1342 ± 0.00003955 5.684 5.458/6.414 5.865 ± 0.5478
ea28 1342 1342/1342 1342 ± 0 5.785 5.522/6.593 6.039 ± 0.6233
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 ± 0.00002415 5.504 5.302/5.685 5.463 ± 0.2954
4 1342 1342/1342 1342 ± 0.00002415 5.353 5.173/5.483 5.331 ± 0.341
5 1342 1342/1342 1342 ± 0.00002415 5.405 5.267/5.527 5.383 ± 0.2636
6 1342 1342/1342 1342 ± 0.00002415 5.452 5.28/5.564 5.415 ± 0.2582
7 1342 1342/1342 1342 ± 0.00002415 5.411 5.334/5.568 5.414 ± 0.2374
8 1342 1342/1342 1342 ± 0.00002415 5.437 5.199/5.554 5.379 ± 0.2799
9 1342 1342/1342 1342 ± 0.00002415 5.685 5.546/5.909 5.658 ± 0.3182
10 1342 1342/1342 1342 ± 0.00002514 6.147 5.922/6.279 6.08 ± 0.3143
11 1342 1342/1342 1342 ± 0.00002514 6.37 6.208/6.51 6.305 ± 0.3518
12 1342 1342/1342 1342 ± 0.00002514 6.489 6.309/6.627 6.433 ± 0.3633
13 1342 1342/1342 1342 ± 0.00002514 6.826 6.651/7.061 6.815 ± 0.3798
14 1342 1342/1342 1342 ± 0.00002514 7.093 6.81/7.208 6.981 ± 0.4101
15 1342 1342/1342 1342 ± 0.00002514 6.638 6.455/6.813 6.573 ± 0.3675
16 1342 1342/1342 1342 ± 0.00003468 6.049 5.781/6.254 5.981 ± 0.3585
17 1342 1342/1342 1342 ± 0.00003785 6.003 5.799/6.258 5.97 ± 0.3435
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
Start time
2024-05-01 03:17:46.922
End
2024-05-01 03:52:22.531
Duration
0:34:35.609
Note, WebLog generation is not included in the time.

CASA logs for stage 7