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

Statwt Summary Plot

VLASS3.2.sb45460397.eb46168936.60474.13114186343_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 5.457 5.232/6.513 5.771 ± 0.7772
ea02 1342 1342/1342 1342 ± 0.00002702 5.513 5.156/6.315 5.63 ± 0.9217
ea03 1342 1342/1342 1342 ± 0.000001251 5.349 5.11/6.544 5.775 ± 0.7663
ea04 1342 1342/1342 1342 ± 0.00004272 5.062 4.841/6.02 5.37 ± 0.6405
ea05 1342 1342/1342 1342 ± 0.00004272 5.319 4.959/6.303 5.588 ± 0.7456
ea06 1342 1342/1342 1342 ± 0.00000245 4.885 4.746/5.811 5.273 ± 0.7386
ea07 1342 1342/1342 1342 ± 0.0000282 5.067 4.94/6.269 5.546 ± 0.9124
ea08 1342 1342/1342 1342 ± 0 5.647 5.27/6.66 5.928 ± 0.8379
ea09 1342 1342/1342 1342 ± 0.00004272 4.956 4.72/6.068 5.273 ± 0.6777
ea10 1342 1342/1342 1342 ± 0.00004297 4.904 4.446/5.922 5.105 ± 0.7781
ea11 1342 1342/1342 1342 ± 0.00004315 5.077 4.499/6.177 5.309 ± 0.8434
ea12 1342 1342/1342 1342 ± 0.00004257 5.089 4.879/6.005 5.36 ± 0.6365
ea14 1342 1342/1342 1342 ± 0.00004276 5.527 5.248/6.347 5.678 ± 0.6833
ea15 1342 1342/1342 1342 ± 0.00004307 5.206 5.15/6.379 5.626 ± 0.8491
ea16 1342 1342/1342 1342 ± 0.000003319 5.579 5.134/6.527 5.848 ± 0.778
ea17 1342 1342/1342 1342 ± 0.0000387 5.477 5.115/6.593 5.755 ± 0.825
ea18 1342 1342/1342 1342 ± 0 5.643 5.318/6.797 5.993 ± 0.7784
ea19 1342 1342/1342 1342 ± 0.00003236 5.305 5.1/6.38 5.639 ± 0.7004
ea21 1342 1342/1342 1342 ± 0 4.973 4.764/5.747 5.174 ± 0.6656
ea22 1342 1342/1342 1342 ± 0.00001454 5.498 4.999/6.509 5.654 ± 0.8087
ea23 1342 1342/1342 1342 ± 0.0000434 5.535 5.052/6.267 5.683 ± 0.7464
ea24 1342 1342/1342 1342 ± 0.0000209 5.156 5.021/6.469 5.617 ± 0.7667
ea25 1342 1342/1342 1342 ± 0.000001238 5.777 5.344/6.727 6.013 ± 0.9035
ea27 1342 1342/1342 1342 ± 0.000002805 5.197 4.903/6.34 5.554 ± 0.7379
ea28 1342 1342/1342 1342 ± 0.00003031 5.539 5.469/6.896 5.928 ± 0.885
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 5.011 4.903/5.129 4.975 ± 0.3039
4 1342 1342/1342 1342 ± 0.00005428 3.575 3.475/3.703 3.604 ± 0.1691
5 1342 1342/1342 1342 ± 0.00002395 5.044 4.772/5.305 5.043 ± 0.3041
6 1342 1342/1342 1342 ± 0.00002395 5.116 4.897/5.402 5.109 ± 0.2698
7 1342 1342/1342 1342 ± 0.00002395 5.168 4.972/5.293 5.141 ± 0.2307
8 1342 1342/1342 1342 ± 0.00002395 5.1 4.957/5.251 5.086 ± 0.2558
9 1342 1342/1342 1342 ± 0.00002395 5.455 5.3/5.628 5.423 ± 0.2683
10 1342 1342/1342 1342 ± 0.00002395 5.985 5.803/6.112 5.946 ± 0.2599
11 1342 1342/1342 1342 ± 0.00002395 6.245 6.138/6.344 6.206 ± 0.2636
12 1342 1342/1342 1342 ± 0.00002395 6.348 6.165/6.53 6.362 ± 0.3049
13 1342 1342/1342 1342 ± 0.00002395 6.8 6.503/6.982 6.755 ± 0.3158
14 1342 1342/1342 1342 ± 0.0000253 6.669 6.301/6.872 6.666 ± 0.4173
15 1342 1342/1342 1342 ± 0.00002395 6.68 6.281/6.938 6.621 ± 0.3644
16 1342 1342/1342 1342 ± 0.00006096 4.713 4.548/4.909 4.761 ± 0.307
17 1342 1342/1342 1342 ± 0.00006084 4.733 4.567/4.924 4.778 ± 0.2934
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
datacolumn
residual_data
output_dir
 
Start time
2025-07-22 21:33:28.105
End
2025-07-22 22:28:20.008
Duration
0:54:51.903
Note, WebLog generation is not included in the time.

CASA logs for stage 8