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 5.796 5.591/6.728 6.122 ± 0.5953
ea02 1342 1342/1342 1342 ± 0.000007379 5.953 5.833/6.513 6.256 ± 0.59
ea03 1342 1342/1342 1342 ± 0.000001139 6.145 5.55/6.863 6.248 ± 0.7019
ea04 1342 1342/1342 1342 ± 0.000004694 5.515 5.295/6.219 5.731 ± 0.5117
ea05 1342 1342/1342 1342 ± 0.000009159 5.766 5.458/6.702 6.031 ± 0.6215
ea06 1342 1342/1342 1342 ± 0.000005576 5.688 5.277/6.265 5.868 ± 0.621
ea07 1342 1342/1342 1342 ± 0 5.904 5.467/6.463 6.111 ± 0.6907
ea08 1342 1342/1342 1342 ± 0 6.228 5.831/6.919 6.446 ± 0.6587
ea09 1342 1342/1342 1342 ± 0 5.61 5.242/6.399 5.756 ± 0.5932
ea10 1342 1342/1342 1342 ± 0 5.622 5.354/6.373 5.824 ± 0.5978
ea11 1342 1342/1342 1342 ± 0.00004061 5.786 5.061/6.557 5.874 ± 0.6896
ea12 1342 1342/1342 1342 ± 0.0000303 5.575 5.428/6.363 5.847 ± 0.5382
ea14 1342 1342/1342 1342 ± 0 5.925 5.652/6.614 6.128 ± 0.5467
ea15 1342 1342/1342 1342 ± 0.00003086 5.857 5.654/6.741 6.149 ± 0.6775
ea16 1342 1342/1342 1342 ± 0.000009769 6.013 5.85/6.787 6.3 ± 0.6771
ea17 1342 1342/1342 1342 ± 0 6 5.845/7.163 6.353 ± 0.6832
ea18 1342 1342/1342 1342 ± 0 6.472 6.036/7.186 6.622 ± 0.6608
ea19 1342 1342/1342 1342 ± 0.00003628 5.873 5.671/6.83 6.194 ± 0.6052
ea20 1342 1342/1342 1342 ± 0 6.119 5.938/7.083 6.453 ± 0.6194
ea21 1342 1342/1342 1342 ± 0.00000279 5.405 5.198/6.032 5.654 ± 0.5203
ea22 1342 1342/1342 1342 ± 0 5.71 5.487/6.485 5.915 ± 0.5578
ea23 1342 1342/1342 1342 ± 0 5.884 5.538/6.591 6.112 ± 0.6605
ea24 1342 1342/1342 1342 ± 0 6.12 5.325/6.67 6.006 ± 0.6757
ea25 1342 1342/1342 1342 ± 0.000001139 6.455 5.786/7.04 6.549 ± 0.8017
ea27 1342 1342/1342 1342 ± 0.000007011 5.673 5.52/6.61 5.982 ± 0.621
ea28 1342 1342/1342 1342 ± 0 6.371 5.814/7.067 6.42 ± 0.6483
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 5.572 5.435/5.772 5.598 ± 0.2581
5 1342 1342/1342 1342 ± 0.00002348 5.459 5.193/5.635 5.453 ± 0.2759
6 1342 1342/1342 1342 ± 0.00002348 5.557 5.347/5.771 5.544 ± 0.2578
7 1342 1342/1342 1342 ± 0.00002348 5.619 5.367/5.785 5.573 ± 0.2355
8 1342 1342/1342 1342 ± 0.00002348 5.544 5.2/5.661 5.497 ± 0.2778
9 1342 1342/1342 1342 ± 0.00002348 5.827 5.648/5.95 5.792 ± 0.2801
10 1342 1342/1342 1342 ± 0.00002348 6.283 6.155/6.374 6.26 ± 0.259
11 1342 1342/1342 1342 ± 0.00002348 6.516 6.241/6.699 6.498 ± 0.2743
12 1342 1342/1342 1342 ± 0.00002348 6.664 6.463/6.863 6.673 ± 0.3049
13 1342 1342/1342 1342 ± 0.00002348 7.185 6.854/7.397 7.137 ± 0.3349
14 1342 1342/1342 1342 ± 0.00002348 7.019 6.783/7.411 7.106 ± 0.4224
15 1342 1342/1342 1342 ± 0.00002348 6.997 6.599/7.197 6.913 ± 0.3394
16 1342 1342/1342 1342 ± 0.00004273 5.661 5.45/6.04 5.764 ± 0.4053
17 1342 1342/1342 1342 ± 0.00004211 5.727 5.509/6.068 5.78 ± 0.3584
vis
VLASS3.2.sb45490828.eb46106518.60453.38273079861_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2025-07-31 08:51:27.223
End
2025-07-31 10:10:50.849
Duration
1:19:23.626
Note, WebLog generation is not included in the time.

CASA logs for stage 8