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 6.109 5.811/6.716 6.243 ± 0.6917
ea02 1342 1342/1342 1342 ± 0 6.29 5.739/6.603 6.246 ± 0.7322
ea03 1342 1342/1342 1342 ± 0 5.958 5.477/6.664 6.107 ± 0.7776
ea04 1342 1342/1342 1342 ± 0.000001543 5.653 5.187/6.117 5.662 ± 0.6878
ea05 1342 1342/1342 1342 ± 0.000001543 5.948 5.53/6.496 6.012 ± 0.6926
ea06 1342 1342/1342 1342 ± 0 5.856 5.217/6.172 5.76 ± 0.7114
ea07 1342 1342/1342 1342 ± 0 6.28 5.44/6.665 6.123 ± 0.7761
ea08 1342 1342/1342 1342 ± 0 6.793 5.86/7.006 6.535 ± 0.694
ea09 1342 1342/1342 1342 ± 0.000001543 5.743 5.267/6.459 5.748 ± 0.9983
ea10 1342 1342/1342 1342 ± 0.000001091 5.765 5.328/6.217 5.718 ± 0.7459
ea11 1342 1342/1342 1342 ± 0 5.814 5.491/6.556 5.949 ± 0.7392
ea12 1342 1342/1342 1342 ± 0.00000189 5.6 5.365/6.241 5.784 ± 0.6807
ea13 1342 1342/1342 1342 ± 0 6.297 5.635/6.428 5.963 ± 0.9432
ea14 1342 1342/1342 1342 ± 0 6.124 5.749/6.645 6.179 ± 0.702
ea15 1342 1342/1342 1342 ± 0 6.833 6.778/7.419 7.032 ± 0.4282
ea17 1342 1342/1342 1342 ± 0 6.328 5.904/6.974 6.395 ± 0.7965
ea18 1342 1342/1342 1342 ± 0 6.383 5.952/6.99 6.49 ± 0.6747
ea19 1342 1342/1342 1342 ± 0 6.007 5.64/6.634 6.102 ± 0.6892
ea20 1342 1342/1342 1342 ± 0 6.556 6.071/7.128 6.616 ± 0.7098
ea21 1342 1342/1342 1342 ± 0 5.453 5.199/5.982 5.549 ± 0.5986
ea22 1342 1342/1342 1342 ± 0 6.136 5.643/6.558 6.143 ± 0.6388
ea23 1342 1342/1342 1342 ± 0.00000904 6.176 5.675/6.504 6.135 ± 0.7997
ea24 1342 1342/1342 1342 ± 0 6.285 5.252/6.658 6.006 ± 0.6662
ea25 1342 1342/1342 1342 ± 0 6.434 5.774/7.044 6.491 ± 0.8767
ea27 1342 1342/1342 1342 ± 0 5.606 5.3/6.384 5.733 ± 0.7097
ea28 1342 1342/1342 1342 ± 0 6.352 5.875/7.179 6.497 ± 0.7492
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 ± 0.00002392 5.625 5.395/5.759 5.606 ± 0.2614
3 1342 1342/1342 1342 ± 0.00002439 4.525 4.158/4.857 4.499 ± 0.7268
4 1342 1342/1342 1342 ± 0.00002538 5.428 5.214/5.675 5.472 ± 0.3281
5 1342 1342/1342 1342 ± 0.00002392 5.663 5.283/5.846 5.612 ± 0.3032
6 1342 1342/1342 1342 ± 0.00002392 5.536 5.333/5.788 5.541 ± 0.2852
7 1342 1342/1342 1342 ± 0.00002392 5.649 5.432/5.856 5.622 ± 0.2609
8 1342 1342/1342 1342 ± 0.00002392 5.508 5.251/5.815 5.538 ± 0.3144
9 1342 1342/1342 1342 ± 0.00002392 5.807 5.616/6.067 5.828 ± 0.3053
10 1342 1342/1342 1342 ± 0.00002348 6.34 6.147/6.446 6.314 ± 0.2817
11 1342 1342/1342 1342 ± 0.00002348 6.503 6.294/6.679 6.522 ± 0.2873
12 1342 1342/1342 1342 ± 0.00002348 6.666 6.409/6.795 6.656 ± 0.3285
13 1342 1342/1342 1342 ± 0.00002348 7.137 6.837/7.475 7.133 ± 0.3578
14 1342 1342/1342 1342 ± 0.00002348 7.336 6.997/7.646 7.303 ± 0.3678
15 1342 1342/1342 1342 ± 0.00002348 6.994 6.598/7.318 6.974 ± 0.3843
16 1342 1342/1342 1342 ± 0.00002443 6.392 6.029/6.834 6.4 ± 0.4375
17 1342 1342/1342 1342 ± 0.00002348 6.404 6.028/6.707 6.364 ± 0.4136
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
Start time
2025-07-29 11:18:57.244
End
2025-07-29 12:30:22.019
Duration
1:11:24.775
Note, WebLog generation is not included in the time.

CASA logs for stage 8