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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.302 5.767/6.903 6.249 ± 0.759
ea02 1342 1342/1342 1342 ± 0.00001346 6.225 5.644/6.59 6.197 ± 0.7652
ea03 1342 1342/1342 1342 ± 0 6.016 5.505/6.704 6.132 ± 0.8322
ea04 1342 1342/1342 1342 ± 0 5.673 5.175/6.122 5.679 ± 0.7193
ea05 1342 1342/1342 1342 ± 0 6.011 5.48/6.598 6.034 ± 0.7761
ea06 1342 1342/1342 1342 ± 0 5.922 5.27/6.29 5.836 ± 0.7732
ea07 1342 1342/1342 1342 ± 0 6.067 5.473/6.696 6.129 ± 0.7768
ea08 1342 1342/1342 1342 ± 0 6.604 5.883/7.013 6.552 ± 0.7146
ea09 1342 1342/1342 1342 ± 0 5.783 5.26/6.514 5.807 ± 0.9102
ea10 1342 1342/1342 1342 ± 0 5.861 5.402/6.331 5.811 ± 0.7581
ea11 1342 1342/1342 1342 ± 0 5.884 5.408/6.599 5.931 ± 0.7744
ea12 1342 1342/1342 1342 ± 0 5.657 5.384/6.305 5.821 ± 0.7425
ea13 1342 1342/1342 1342 ± 0 6.303 5.676/6.452 5.986 ± 0.985
ea14 1342 1342/1342 1342 ± 0 6.068 5.685/6.661 6.13 ± 0.7849
ea15 1342 1342/1342 1342 ± 0 6.744 6.701/7.348 6.953 ± 0.4346
ea17 1342 1342/1342 1342 ± 0 6.356 5.913/7.063 6.43 ± 0.8428
ea18 1342 1342/1342 1342 ± 0 6.406 5.914/7.051 6.512 ± 0.715
ea19 1342 1342/1342 1342 ± 0 6.087 5.633/6.704 6.144 ± 0.7673
ea20 1342 1342/1342 1342 ± 0 6.527 6.016/7.118 6.6 ± 0.7276
ea21 1342 1342/1342 1342 ± 0 5.492 5.228/6.052 5.635 ± 0.5766
ea22 1342 1342/1342 1342 ± 0 6.237 5.736/6.762 6.266 ± 0.7109
ea23 1342 1342/1342 1342 ± 0 6.131 5.577/6.44 6.071 ± 0.8108
ea24 1342 1342/1342 1342 ± 0 6.32 5.377/6.742 6.074 ± 0.673
ea25 1342 1342/1342 1342 ± 0 6.523 5.886/7.227 6.59 ± 0.9577
ea27 1342 1342/1342 1342 ± 0 5.815 5.417/6.492 5.907 ± 0.6214
ea28 1342 1342/1342 1342 ± 0 6.354 5.886/7.193 6.539 ± 0.7251
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 ± 0.00002395 5.608 5.45/5.832 5.649 ± 0.2398
3 1342 1342/1342 1342 ± 0.00002482 4.402 4.044/4.814 4.441 ± 0.6642
4 1342 1342/1342 1342 ± 0.00002423 5.462 5.243/5.718 5.525 ± 0.317
5 1342 1342/1342 1342 ± 0.00002395 5.546 5.268/5.838 5.563 ± 0.2915
6 1342 1342/1342 1342 ± 0.00002395 5.557 5.3/5.775 5.526 ± 0.283
7 1342 1342/1342 1342 ± 0.00002395 5.59 5.455/5.834 5.626 ± 0.2469
8 1342 1342/1342 1342 ± 0.00002395 5.584 5.273/5.768 5.55 ± 0.2909
9 1342 1342/1342 1342 ± 0.00002395 5.838 5.688/6.068 5.86 ± 0.2854
10 1342 1342/1342 1342 ± 0.0000235 6.368 6.251/6.461 6.347 ± 0.2719
11 1342 1342/1342 1342 ± 0.0000235 6.557 6.313/6.731 6.562 ± 0.279
12 1342 1342/1342 1342 ± 0.0000235 6.705 6.474/6.866 6.703 ± 0.3272
13 1342 1342/1342 1342 ± 0.0000235 7.163 6.876/7.478 7.188 ± 0.3513
14 1342 1342/1342 1342 ± 0.0000235 7.421 7.118/7.677 7.386 ± 0.3537
15 1342 1342/1342 1342 ± 0.0000235 7.093 6.75/7.369 7.063 ± 0.3737
16 1342 1342/1342 1342 ± 0.0000235 6.465 6.14/6.905 6.481 ± 0.4202
17 1342 1342/1342 1342 ± 0.0000235 6.451 6.087/6.785 6.419 ± 0.4041
statwtmode
VLASS-SE
output_dir
 
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2025-07-29 04:21:24.070
End
2025-07-29 05:03:33.942
Duration
0:42:09.872
Note, WebLog generation is not included in the time.

CASA logs for stage 8