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

Statwt Summary Plot

VLASS3.2.sb45544419.eb45877457.60435.173042256945_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 5.638 5.401/6.293 5.728 ± 0.7925
ea02 1342 1342/1342 1342 ± 0.00003523 5.637 5.363/6.499 5.716 ± 0.7827
ea03 1342 1342/1342 1342 ± 0 5.498 5.378/6.32 5.814 ± 0.6672
ea04 1342 1342/1342 1342 ± 0.00004083 5.312 5.088/6.112 5.388 ± 0.6642
ea05 1342 1342/1342 1342 ± 0.00004469 5.493 5.206/6.51 5.644 ± 0.8023
ea06 1342 1342/1342 1342 ± 0.000004216 5.331 4.881/6.099 5.361 ± 0.6546
ea07 1342 1342/1342 1342 ± 0.00004045 5.245 5.098/6.35 5.568 ± 0.7919
ea08 1342 1342/1342 1342 ± 0.0000192 5.803 5.415/6.923 5.926 ± 0.9462
ea09 1342 1342/1342 1342 ± 0.00003736 5.211 5.086/5.705 5.39 ± 0.7298
ea10 1342 1342/1342 1342 ± 0.00004224 5.173 4.804/6.003 5.223 ± 0.7056
ea11 1342 1342/1342 1342 ± 0.00004874 5.285 4.774/6.132 5.291 ± 0.8083
ea13 1342 1342/1342 1342 ± 0 5.558 5.362/6.328 5.727 ± 0.5833
ea14 1342 1342/1342 1342 ± 0.00004307 5.535 5.37/6.645 5.76 ± 0.7661
ea15 1342 1342/1342 1342 ± 0.00004559 5.547 5.385/6.634 5.722 ± 0.8743
ea16 1342 1342/1342 1342 ± 0.000006109 5.853 5.406/6.569 5.895 ± 0.7958
ea17 1342 1342/1342 1342 ± 0.00004015 5.789 5.404/6.693 5.894 ± 0.8726
ea18 1342 1342/1342 1342 ± 0.00001403 5.893 5.636/6.974 6.006 ± 0.9623
ea19 1342 1342/1342 1342 ± 0.00001977 5.445 5.325/6.462 5.646 ± 0.7575
ea20 1342 1342/1342 1342 ± 0.000006221 5.651 5.541/6.356 5.886 ± 0.63
ea21 1342 1342/1342 1342 ± 0 5.138 4.917/5.812 5.26 ± 0.5503
ea22 1342 1342/1342 1342 ± 0.00002945 5.809 5.344/6.67 5.809 ± 0.8729
ea23 1342 1342/1342 1342 ± 0.00004224 5.639 5.164/6.332 5.674 ± 0.7631
ea24 1342 1342/1342 1342 ± 0 5.437 5.149/6.511 5.738 ± 0.734
ea25 1342 1342/1342 1342 ± 0.000002354 5.86 5.512/6.831 6.18 ± 0.8173
ea27 1342 1342/1342 1342 ± 0.000001177 5.327 5.073/6.486 5.532 ± 0.8164
ea28 1342 1342/1342 1342 ± 0 5.834 5.718/6.854 6.126 ± 0.7258
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 5.366 5.089/5.436 5.303 ± 0.2475
5 1342 1342/1342 1342 ± 0.00002447 5.351 5.08/5.568 5.307 ± 0.3279
6 1342 1342/1342 1342 ± 0.00002348 5.404 5.149/5.626 5.384 ± 0.2832
7 1342 1342/1342 1342 ± 0.00002348 5.401 5.202/5.609 5.372 ± 0.2644
8 1342 1342/1342 1342 ± 0.00002348 5.387 5.197/5.579 5.363 ± 0.2731
9 1342 1342/1342 1342 ± 0.00002348 5.638 5.522/5.866 5.654 ± 0.3059
10 1342 1342/1342 1342 ± 0.00002393 6.252 5.948/6.33 6.177 ± 0.3085
11 1342 1342/1342 1342 ± 0.00002348 6.504 6.284/6.67 6.464 ± 0.2799
12 1342 1342/1342 1342 ± 0.00002348 6.66 6.421/6.848 6.628 ± 0.3326
13 1342 1342/1342 1342 ± 0.00002348 6.822 6.594/7.1 6.832 ± 0.3821
14 1342 1342/1342 1342 ± 0.00003694 5.446 5.223/6.054 5.713 ± 0.7088
15 1342 1342/1342 1342 ± 0.00002348 6.579 6.094/6.903 6.489 ± 0.4948
16 1342 1342/1342 1342 ± 0.00006077 4.451 4.281/4.714 4.563 ± 0.4311
17 1342 1342/1342 1342 ± 0.00006076 4.31 4.16/4.636 4.39 ± 0.33
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45544419.eb45877457.60435.173042256945_split_split.ms
Start time
2025-07-19 19:53:39.468
End
2025-07-19 21:02:50.939
Duration
1:09:11.471
Note, WebLog generation is not included in the time.

CASA logs for stage 8