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

Statwt Summary Plot

VLASS3.2.sb45489670.eb46132517.60459.18880607639_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 5.776 5.723/6.647 6.013 ± 0.7064
ea02 1342 1342/1342 1342 ± 0 6.133 5.625/6.524 6.137 ± 0.7345
ea03 1342 1342/1342 1342 ± 0 6.154 5.451/6.763 6.07 ± 0.747
ea04 1342 1342/1342 1342 ± 0.00002057 5.47 5.077/6.05 5.477 ± 0.6094
ea05 1342 1342/1342 1342 ± 0.00001846 5.661 5.424/6.498 5.836 ± 0.7111
ea06 1342 1342/1342 1342 ± 0 5.683 5.112/6.088 5.683 ± 0.6641
ea07 1342 1342/1342 1342 ± 0 5.861 5.103/6.237 5.749 ± 0.7922
ea08 1342 1342/1342 1342 ± 0 6.065 5.529/6.693 6.117 ± 0.718
ea09 1342 1342/1342 1342 ± 0 5.604 5.187/6.412 5.695 ± 0.652
ea10 1342 1342/1342 1342 ± 0 5.452 5.271/6.224 5.657 ± 0.6008
ea11 1342 1342/1342 1342 ± 0.00004155 5.588 5.124/6.446 5.664 ± 0.8173
ea12 1342 1342/1342 1342 ± 0.00003925 5.502 5.336/6.312 5.689 ± 0.6627
ea14 1342 1342/1342 1342 ± 0.000003936 5.796 5.576/6.614 6.021 ± 0.6304
ea15 1342 1342/1342 1342 ± 0.0000324 5.818 5.676/6.772 6.073 ± 0.803
ea16 1342 1342/1342 1342 ± 0 6.043 5.732/6.775 6.22 ± 0.7091
ea17 1342 1342/1342 1342 ± 0 6.163 5.707/7.117 6.274 ± 0.7056
ea18 1342 1342/1342 1342 ± 0 6.573 5.917/7.132 6.425 ± 0.764
ea19 1342 1342/1342 1342 ± 0.00003405 5.712 5.463/6.738 5.944 ± 0.7285
ea20 1342 1342/1342 1342 ± 0 6.259 6.018/7.109 6.433 ± 0.7395
ea22 1342 1342/1342 1342 ± 0 5.68 5.318/6.341 5.727 ± 0.6277
ea23 1342 1342/1342 1342 ± 0 5.742 5.55/6.463 5.991 ± 0.6899
ea24 1342 1342/1342 1342 ± 0 6.253 5.333/6.677 5.978 ± 0.7645
ea25 1342 1342/1342 1342 ± 0 6.539 5.663/6.991 6.381 ± 0.9048
ea27 1342 1342/1342 1342 ± 0 5.665 5.492/6.583 5.888 ± 0.6974
ea28 1342 1342/1342 1342 ± 0 6.322 5.818/7.135 6.367 ± 0.7706
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 ± 0.00002393 5.514 5.328/5.715 5.537 ± 0.2747
3 1342 1342/1342 1342 ± 0.00002681 4.226 3.822/4.708 4.263 ± 0.4611
4 1342 1342/1342 1342 ± 0.00002694 4.807 4.649/4.993 4.817 ± 0.2969
5 1342 1342/1342 1342 ± 0.00002393 5.481 5.291/5.765 5.501 ± 0.2997
6 1342 1342/1342 1342 ± 0.00002393 5.462 5.271/5.69 5.463 ± 0.2582
7 1342 1342/1342 1342 ± 0.00002393 5.525 5.356/5.687 5.506 ± 0.2594
8 1342 1342/1342 1342 ± 0.00002393 5.488 5.242/5.671 5.462 ± 0.3034
9 1342 1342/1342 1342 ± 0.00002393 5.752 5.572/5.963 5.769 ± 0.2931
10 1342 1342/1342 1342 ± 0.00002393 6.266 6.061/6.368 6.239 ± 0.265
11 1342 1342/1342 1342 ± 0.00002393 6.506 6.189/6.627 6.471 ± 0.2881
12 1342 1342/1342 1342 ± 0.00002393 6.64 6.431/6.771 6.635 ± 0.3296
13 1342 1342/1342 1342 ± 0.00002393 7.098 6.885/7.348 7.1 ± 0.3527
14 1342 1342/1342 1342 ± 0.00002397 7.02 6.731/7.367 7.056 ± 0.4392
15 1342 1342/1342 1342 ± 0.00002393 6.876 6.583/7.145 6.863 ± 0.3185
16 1342 1342/1342 1342 ± 0.000046 5.833 5.607/6.218 5.924 ± 0.4301
17 1342 1342/1342 1342 ± 0.00004734 5.787 5.601/6.189 5.876 ± 0.374
output_dir
 
vis
VLASS3.2.sb45489670.eb46132517.60459.18880607639_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-07-31 03:48:52.897
End
2025-07-31 04:35:41.613
Duration
0:46:48.716
Note, WebLog generation is not included in the time.

CASA logs for stage 8