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

Statwt Summary Plot

VLASS3.2.sb45459544.eb46165741.60472.10038270833_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 5.416 5.218/6.193 5.583 ± 0.9089
ea02 1342 1342/1342 1342 ± 0.00002989 5.594 5.149/6.321 5.583 ± 0.9248
ea03 1342 1342/1342 1342 ± 0.000005885 5.256 5.176/6.572 5.667 ± 0.8785
ea04 1342 1342/1342 1342 ± 0.00005079 5.02 4.774/5.904 5.108 ± 0.8835
ea05 1342 1342/1342 1342 ± 0.00004694 5.245 4.953/6.332 5.371 ± 0.9739
ea06 1342 1342/1342 1342 ± 0.0000141 4.907 4.775/5.91 5.316 ± 0.7847
ea07 1342 1342/1342 1342 ± 0.00003732 5.022 4.857/6.176 5.243 ± 1.062
ea08 1342 1342/1342 1342 ± 0.000005807 5.546 5.163/6.657 5.649 ± 1.066
ea09 1342 1342/1342 1342 ± 0.00004589 4.961 4.664/5.873 5.14 ± 0.7806
ea10 1342 1342/1342 1342 ± 0.00004941 4.952 4.525/5.949 5.122 ± 0.8279
ea11 1342 1342/1342 1342 ± 0.00004839 5.17 4.514/6.205 5.056 ± 1.097
ea12 1342 1342/1342 1342 ± 0.0000432 5.021 4.766/5.873 5.139 ± 0.8178
ea14 1342 1342/1342 1342 ± 0.00004751 5.394 5.045/6.391 5.583 ± 0.8337
ea15 1342 1342/1342 1342 ± 0.0000486 5.513 5.077/6.498 5.656 ± 0.9623
ea16 1342 1342/1342 1342 ± 0.00001396 5.673 5.194/6.571 5.756 ± 0.9321
ea17 1342 1342/1342 1342 ± 0.00004449 5.498 5.081/6.402 5.486 ± 1.132
ea18 1342 1342/1342 1342 ± 0.000002237 5.604 5.316/6.716 5.756 ± 0.9904
ea19 1342 1342/1342 1342 ± 0.00003653 5.111 4.92/6.269 5.379 ± 0.8895
ea20 1342 1342/1342 1342 ± 0.00004256 5.743 5.446/6.796 5.791 ± 1.057
ea21 1342 1342/1342 1342 ± 0.000008233 5.035 4.893/5.864 5.27 ± 0.6841
ea22 1342 1342/1342 1342 ± 0.00001791 5.459 4.923/6.324 5.435 ± 0.9913
ea23 1342 1342/1342 1342 ± 0.000048 5.424 4.994/6.268 5.551 ± 0.8775
ea24 1342 1342/1342 1342 ± 0.00001932 5.175 4.969/6.478 5.547 ± 0.8687
ea25 1342 1342/1342 1342 ± 0.00000984 5.594 5.373/6.813 5.997 ± 0.9736
ea27 1342 1342/1342 1342 ± 0.00001538 5.189 4.91/6.394 5.502 ± 0.8057
ea28 1342 1342/1342 1342 ± 0.00002749 5.638 5.484/6.806 5.845 ± 0.946
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 ± 0.00002349 5.12 4.936/5.231 5.126 ± 0.2568
3 1342 1342/1342 1342 ± 0.00003509 3.612 3.13/4.174 3.635 ± 0.6416
4 1342 1342/1342 1342 ± 0.00005744 3.749 3.652/3.898 3.766 ± 0.2114
5 1342 1342/1342 1342 ± 0.00002353 5.125 4.928/5.421 5.165 ± 0.2998
6 1342 1342/1342 1342 ± 0.00002349 5.179 4.902/5.385 5.142 ± 0.2676
7 1342 1342/1342 1342 ± 0.00002349 5.174 4.961/5.368 5.174 ± 0.2522
8 1342 1342/1342 1342 ± 0.00002349 5.18 5.001/5.388 5.183 ± 0.2804
9 1342 1342/1342 1342 ± 0.00002349 5.446 5.279/5.683 5.478 ± 0.2976
10 1342 1342/1342 1342 ± 0.00002349 6.034 5.852/6.17 6.019 ± 0.2818
11 1342 1342/1342 1342 ± 0.00002349 6.301 6.156/6.467 6.287 ± 0.2794
12 1342 1342/1342 1342 ± 0.00002349 6.47 6.194/6.583 6.443 ± 0.313
13 1342 1342/1342 1342 ± 0.00002367 6.813 6.504/7.066 6.812 ± 0.335
14 1342 1342/1342 1342 ± 0.00003584 6.463 6.236/6.711 6.49 ± 0.4359
15 1342 1342/1342 1342 ± 0.00002349 6.762 6.353/7.064 6.715 ± 0.3693
16 1342 1342/1342 1342 ± 0.00005936 4.489 4.336/4.738 4.586 ± 0.3869
17 1342 1342/1342 1342 ± 0.000061 4.547 4.393/4.747 4.589 ± 0.2839
vis
VLASS3.2.sb45459544.eb46165741.60472.10038270833_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2025-07-22 15:41:34.057
End
2025-07-22 16:44:37.622
Duration
1:03:03.565
Note, WebLog generation is not included in the time.

CASA logs for stage 8