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

Statwt Summary Plot

VLASS3.2.sb45490828.eb46106518.60453.38273079861_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 5.812 5.688/6.679 6.131 ± 0.5598
ea02 1342 1342/1342 1342 ± 0 6.019 5.844/6.478 6.272 ± 0.5744
ea03 1342 1342/1342 1342 ± 0 6.214 5.583/6.871 6.256 ± 0.68
ea04 1342 1342/1342 1342 ± 0.000001844 5.588 5.281/6.197 5.728 ± 0.4961
ea05 1342 1342/1342 1342 ± 0.000004918 5.776 5.504/6.617 6.014 ± 0.5718
ea06 1342 1342/1342 1342 ± 0.000005678 5.776 5.298/6.213 5.857 ± 0.5998
ea07 1342 1342/1342 1342 ± 0 6.049 5.477/6.415 6.123 ± 0.6742
ea08 1342 1342/1342 1342 ± 0 6.265 5.903/6.879 6.444 ± 0.6221
ea09 1342 1342/1342 1342 ± 0 5.684 5.212/6.395 5.776 ± 0.5734
ea10 1342 1342/1342 1342 ± 0 5.611 5.421/6.366 5.825 ± 0.5664
ea11 1342 1342/1342 1342 ± 0.00003348 5.758 5.164/6.519 5.858 ± 0.6695
ea12 1342 1342/1342 1342 ± 0.000004121 5.61 5.444/6.391 5.866 ± 0.5254
ea14 1342 1342/1342 1342 ± 0.000001304 6.016 5.698/6.655 6.169 ± 0.5199
ea15 1342 1342/1342 1342 ± 0.00002347 5.898 5.652/6.739 6.205 ± 0.6547
ea16 1342 1342/1342 1342 ± 0.000006765 6.069 5.885/6.769 6.294 ± 0.654
ea17 1342 1342/1342 1342 ± 0 6.098 5.863/7.112 6.351 ± 0.6583
ea18 1342 1342/1342 1342 ± 0 6.553 6.042/7.231 6.635 ± 0.6515
ea19 1342 1342/1342 1342 ± 0.00002628 5.927 5.749/6.821 6.201 ± 0.5482
ea20 1342 1342/1342 1342 ± 0 6.261 5.956/7.026 6.474 ± 0.6022
ea21 1342 1342/1342 1342 ± 0 5.468 5.207/6.027 5.666 ± 0.51
ea22 1342 1342/1342 1342 ± 0 5.789 5.521/6.427 5.928 ± 0.5449
ea23 1342 1342/1342 1342 ± 0.000001304 5.846 5.554/6.488 6.078 ± 0.6236
ea24 1342 1342/1342 1342 ± 0 6.165 5.313/6.638 6.002 ± 0.6707
ea25 1342 1342/1342 1342 ± 0 6.565 5.793/7.033 6.579 ± 0.784
ea27 1342 1342/1342 1342 ± 0.000006108 5.669 5.525/6.557 5.967 ± 0.5934
ea28 1342 1342/1342 1342 ± 0 6.41 5.837/7.049 6.438 ± 0.6558
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 ± 0.00002348 5.585 5.442/5.763 5.621 ± 0.2618
5 1342 1342/1342 1342 ± 0.00002348 5.542 5.207/5.659 5.494 ± 0.295
6 1342 1342/1342 1342 ± 0.00002348 5.572 5.323/5.745 5.537 ± 0.2666
7 1342 1342/1342 1342 ± 0.00002348 5.588 5.387/5.758 5.577 ± 0.2415
8 1342 1342/1342 1342 ± 0.00002348 5.569 5.183/5.653 5.493 ± 0.2839
9 1342 1342/1342 1342 ± 0.00002348 5.803 5.626/5.952 5.79 ± 0.284
10 1342 1342/1342 1342 ± 0.00002348 6.257 6.11/6.357 6.237 ± 0.2564
11 1342 1342/1342 1342 ± 0.00002348 6.481 6.206/6.654 6.469 ± 0.2739
12 1342 1342/1342 1342 ± 0.00002348 6.646 6.415/6.825 6.64 ± 0.3049
13 1342 1342/1342 1342 ± 0.00002348 7.138 6.832/7.358 7.108 ± 0.334
14 1342 1342/1342 1342 ± 0.00002348 6.96 6.703/7.4 7.061 ± 0.4294
15 1342 1342/1342 1342 ± 0.00002348 6.953 6.64/7.209 6.909 ± 0.3388
16 1342 1342/1342 1342 ± 0.00003302 5.774 5.58/6.194 5.902 ± 0.4083
17 1342 1342/1342 1342 ± 0.00003571 5.792 5.593/6.173 5.851 ± 0.3831
vis
VLASS3.2.sb45490828.eb46106518.60453.38273079861_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2025-07-30 23:29:23.565
End
2025-07-31 00:16:43.983
Duration
0:47:20.418
Note, WebLog generation is not included in the time.

CASA logs for stage 8