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

Statwt Summary Plot

VLASS3.2.sb45620914.eb45877486.60435.49343803241_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 6.143 5.404/6.519 5.945 ± 0.7955
ea02 1342 1342/1342 1342 ± 0.00001678 6.091 5.443/6.363 5.981 ± 0.7415
ea03 1342 1342/1342 1342 ± 0 6.102 5.424/6.693 6.074 ± 0.7595
ea04 1342 1342/1342 1342 ± 0 5.443 4.985/5.9 5.396 ± 0.7702
ea05 1342 1342/1342 1342 ± 0 5.777 5.243/6.45 5.808 ± 0.7993
ea06 1342 1342/1342 1342 ± 0 5.92 5.044/6.126 5.712 ± 0.6809
ea07 1342 1342/1342 1342 ± 0 5.836 5.119/6.276 5.782 ± 0.8283
ea08 1342 1342/1342 1342 ± 0 6.352 5.605/6.762 6.271 ± 0.731
ea09 1342 1342/1342 1342 ± 0 5.64 5.074/6.36 5.733 ± 0.6496
ea10 1342 1342/1342 1342 ± 0 5.528 4.995/5.991 5.443 ± 0.7422
ea11 1342 1342/1342 1342 ± 0.000005816 5.292 5.008/6.168 5.462 ± 0.7667
ea13 1342 1342/1342 1342 ± 0 6.027 5.49/6.334 5.963 ± 0.5828
ea14 1342 1342/1342 1342 ± 0 5.901 5.401/6.501 5.886 ± 0.8248
ea15 1342 1342/1342 1342 ± 0.000003141 6.168 5.559/6.596 6.153 ± 0.6955
ea16 1342 1342/1342 1342 ± 0 6.205 5.612/6.732 6.192 ± 0.7194
ea17 1342 1342/1342 1342 ± 0 6.243 5.646/7.063 6.19 ± 0.8806
ea18 1342 1342/1342 1342 ± 0 6.373 5.861/7.004 6.45 ± 0.7308
ea19 1342 1342/1342 1342 ± 0 5.833 5.379/6.436 5.834 ± 0.8302
ea20 1342 1342/1342 1342 ± 0 5.915 5.494/6.413 5.975 ± 0.707
ea21 1342 1342/1342 1342 ± 0 5.575 5.149/6.04 5.612 ± 0.538
ea22 1342 1342/1342 1342 ± 0 6.117 5.499/6.631 6.143 ± 0.7318
ea23 1342 1342/1342 1342 ± 0 6.012 5.417/6.367 5.902 ± 0.8944
ea24 1342 1342/1342 1342 ± 0 6.011 5.295/6.44 5.854 ± 0.5893
ea25 1342 1342/1342 1342 ± 0 6.536 5.713/7.001 6.49 ± 0.8468
ea27 1342 1342/1342 1342 ± 0 5.816 5.144/6.492 5.793 ± 0.7319
ea28 1342 1342/1342 1342 ± 0 6.293 5.663/6.914 6.286 ± 0.655
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 ± 0.00002349 5.455 5.283/5.614 5.459 ± 0.2407
3 1342 1342/1342 1342 ± 0.00003017 4.058 3.68/4.584 4.196 ± 0.6866
4 1342 1342/1342 1342 ± 0.00002407 5.1 4.872/5.343 5.129 ± 0.3039
5 1342 1342/1342 1342 ± 0.00002349 5.312 5.076/5.506 5.275 ± 0.2882
6 1342 1342/1342 1342 ± 0.00002349 5.294 5.042/5.441 5.275 ± 0.2858
7 1342 1342/1342 1342 ± 0.00002349 5.421 5.268/5.602 5.415 ± 0.2452
8 1342 1342/1342 1342 ± 0.00002349 5.384 5.157/5.557 5.371 ± 0.2704
9 1342 1342/1342 1342 ± 0.00002349 5.66 5.567/5.902 5.705 ± 0.2791
10 1342 1342/1342 1342 ± 0.00002349 6.186 6.063/6.295 6.163 ± 0.2534
11 1342 1342/1342 1342 ± 0.00002349 6.359 6.189/6.557 6.376 ± 0.2594
12 1342 1342/1342 1342 ± 0.00002349 6.516 6.316/6.722 6.525 ± 0.3195
13 1342 1342/1342 1342 ± 0.00002349 6.955 6.66/7.197 6.953 ± 0.339
14 1342 1342/1342 1342 ± 0.00002349 7.186 6.92/7.407 7.153 ± 0.3562
15 1342 1342/1342 1342 ± 0.00002349 6.83 6.581/7.151 6.842 ± 0.3654
16 1342 1342/1342 1342 ± 0.00002384 6.137 5.893/6.389 6.179 ± 0.4122
17 1342 1342/1342 1342 ± 0.00002365 6.172 5.933/6.355 6.161 ± 0.3624
statwtmode
VLASS-SE
vis
VLASS3.2.sb45620914.eb45877486.60435.49343803241_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2025-07-29 10:49:30.827
End
2025-07-29 12:06:00.005
Duration
1:16:29.178
Note, WebLog generation is not included in the time.

CASA logs for stage 8