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 6.356 5.854/6.751 6.279 ± 0.7315
ea02 1342 1342/1342 1342 ± 0 6.439 5.651/6.684 6.269 ± 0.7682
ea03 1342 1342/1342 1342 ± 0.00002314 6.001 5.45/6.69 6.104 ± 0.8256
ea04 1342 1342/1342 1342 ± 0 5.659 5.152/6.124 5.653 ± 0.6936
ea05 1342 1342/1342 1342 ± 0 6.079 5.569/6.779 6.093 ± 0.7626
ea06 1342 1342/1342 1342 ± 0 5.942 5.246/6.314 5.815 ± 0.8353
ea07 1342 1342/1342 1342 ± 0 6.087 5.482/6.706 6.123 ± 0.7939
ea08 1342 1342/1342 1342 ± 0 6.627 5.827/7.019 6.551 ± 0.7488
ea09 1342 1342/1342 1342 ± 0 5.784 5.301/6.375 5.815 ± 0.8358
ea10 1342 1342/1342 1342 ± 0 5.852 5.281/6.313 5.784 ± 0.7827
ea11 1342 1342/1342 1342 ± 0 5.774 5.481/6.62 5.921 ± 0.7835
ea12 1342 1342/1342 1342 ± 0 5.647 5.329/6.305 5.819 ± 0.7085
ea13 1342 1342/1342 1342 ± 0 6.176 5.61/6.47 5.997 ± 0.8701
ea14 1342 1342/1342 1342 ± 0 6.144 5.748/6.733 6.188 ± 0.7855
ea15 1342 1342/1342 1342 ± 0 6.81 6.59/7.479 6.997 ± 0.4926
ea17 1342 1342/1342 1342 ± 0 6.315 5.912/7.036 6.442 ± 0.8177
ea18 1342 1342/1342 1342 ± 0 6.4 5.857/7.05 6.485 ± 0.7307
ea19 1342 1342/1342 1342 ± 0 5.989 5.595/6.689 6.076 ± 0.805
ea20 1342 1342/1342 1342 ± 0 6.425 6.006/7.168 6.593 ± 0.7322
ea21 1342 1342/1342 1342 ± 0 5.537 5.226/6.093 5.644 ± 0.5975
ea22 1342 1342/1342 1342 ± 0 6.14 5.605/6.618 6.154 ± 0.6917
ea23 1342 1342/1342 1342 ± 0 6.225 5.671/6.562 6.157 ± 0.8403
ea24 1342 1342/1342 1342 ± 0 6.306 5.358/6.702 6.056 ± 0.6709
ea25 1342 1342/1342 1342 ± 0 6.681 5.806/7.133 6.593 ± 0.8611
ea27 1342 1342/1342 1342 ± 0 5.741 5.274/6.489 5.774 ± 0.8085
ea28 1342 1342/1342 1342 ± 0 6.356 5.907/7.043 6.51 ± 0.7306
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 5.578 5.361/5.749 5.588 ± 0.2373
3 1342 1342/1342 1342 ± 0.00002479 4.38 4.03/4.705 4.43 ± 0.6003
4 1342 1342/1342 1342 ± 0.0000251 5.459 5.122/5.675 5.406 ± 0.3332
5 1342 1342/1342 1342 ± 0.00002392 5.587 5.292/5.83 5.589 ± 0.2903
6 1342 1342/1342 1342 ± 0.00002392 5.576 5.38/5.772 5.558 ± 0.2732
7 1342 1342/1342 1342 ± 0.00002392 5.644 5.486/5.829 5.633 ± 0.2446
8 1342 1342/1342 1342 ± 0.00002392 5.536 5.318/5.804 5.559 ± 0.2979
9 1342 1342/1342 1342 ± 0.00002392 5.831 5.708/6.101 5.869 ± 0.289
10 1342 1342/1342 1342 ± 0.00002349 6.391 6.236/6.49 6.363 ± 0.2775
11 1342 1342/1342 1342 ± 0.00002349 6.548 6.358/6.758 6.577 ± 0.2757
12 1342 1342/1342 1342 ± 0.00002349 6.716 6.487/6.861 6.714 ± 0.3172
13 1342 1342/1342 1342 ± 0.00002349 7.17 6.902/7.524 7.201 ± 0.3504
14 1342 1342/1342 1342 ± 0.00002349 7.311 7.092/7.714 7.369 ± 0.3742
15 1342 1342/1342 1342 ± 0.00002349 7.145 6.777/7.408 7.078 ± 0.3656
16 1342 1342/1342 1342 ± 0.00002349 6.349 6.081/6.72 6.411 ± 0.3927
17 1342 1342/1342 1342 ± 0.00002349 6.385 6.127/6.635 6.372 ± 0.3771
statwtmode
VLASS-SE
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2025-07-31 01:05:10.689
End
2025-07-31 01:54:50.490
Duration
0:49:39.801
Note, WebLog generation is not included in the time.

CASA logs for stage 8