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

Statwt Summary Plot

VLASS3.2.sb45651824.eb45865366.60434.814344212966_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 6.032 5.191/6.663 5.918 ± 0.8141
ea02 1342 1342/1342 1342 ± 0 6.127 5.563/6.417 6.11 ± 0.6779
ea03 1342 1342/1342 1342 ± 0 6.016 5.125/6.551 5.952 ± 0.7932
ea04 1342 1342/1342 1342 ± 0.00002582 5.647 5.07/5.997 5.583 ± 0.6077
ea05 1342 1342/1342 1342 ± 0 5.926 5.254/6.567 5.892 ± 0.6838
ea06 1342 1342/1342 1342 ± 0 5.776 4.797/5.995 5.542 ± 0.6902
ea07 1342 1342/1342 1342 ± 0 6.089 4.977/6.227 5.835 ± 0.7656
ea08 1342 1342/1342 1342 ± 0 6.464 5.471/6.745 6.212 ± 0.8009
ea09 1342 1342/1342 1342 ± 0 5.651 4.974/6.303 5.701 ± 0.7441
ea10 1342 1342/1342 1342 ± 0 5.487 4.675/6.006 5.431 ± 0.6676
ea11 1342 1342/1342 1342 ± 0.00000311 5.35 4.708/6.135 5.452 ± 0.7254
ea12 1342 1342/1342 1342 ± 0.000001837 5.532 5.064/6.196 5.656 ± 0.6554
ea13 1342 1342/1342 1342 ± 0 6.158 5.371/6.299 5.941 ± 0.5681
ea14 1342 1342/1342 1342 ± 0.000001796 6.015 5.375/6.46 5.952 ± 0.6342
ea15 1342 1342/1342 1342 ± 0 6.413 5.531/6.78 6.272 ± 0.7392
ea16 1342 1342/1342 1342 ± 0 6.131 5.487/6.58 6.102 ± 0.7833
ea17 1342 1342/1342 1342 ± 0 6.112 5.472/6.998 6.163 ± 0.7789
ea18 1342 1342/1342 1342 ± 0 6.301 5.556/7.12 6.357 ± 0.7883
ea19 1342 1342/1342 1342 ± 0 5.903 4.775/6.422 5.68 ± 0.8535
ea20 1342 1342/1342 1342 ± 0 6.334 6.107/6.714 6.331 ± 0.5313
ea21 1342 1342/1342 1342 ± 0 5.45 4.971/5.842 5.47 ± 0.5591
ea22 1342 1342/1342 1342 ± 0 6.392 5.21/6.637 6.07 ± 0.8115
ea23 1342 1342/1342 1342 ± 0 5.931 5.173/6.265 5.856 ± 0.7795
ea24 1342 1342/1342 1342 ± 0 6.097 4.902/6.419 5.683 ± 0.7986
ea25 1342 1342/1342 1342 ± 0 6.461 5.174/6.892 6.191 ± 0.967
ea27 1342 1342/1342 1342 ± 0 5.792 5.031/6.367 5.749 ± 0.7091
ea28 1342 1342/1342 1342 ± 0 6.34 5.438/6.903 6.191 ± 0.7731
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 4.905 4.696/5.155 4.938 ± 0.294
4 1342 1342/1342 1342 ± 0.00002959 4.841 4.623/5.177 4.88 ± 0.3649
5 1342 1342/1342 1342 ± 0.00002328 5.152 4.971/5.503 5.203 ± 0.2887
6 1342 1342/1342 1342 ± 0.00002349 5.076 4.966/5.462 5.151 ± 0.2862
7 1342 1342/1342 1342 ± 0.00002349 5.201 4.949/5.335 5.168 ± 0.2434
8 1342 1342/1342 1342 ± 0.00002349 5.096 4.942/5.353 5.126 ± 0.2867
9 1342 1342/1342 1342 ± 0.00002328 5.49 5.197/5.643 5.433 ± 0.2676
10 1342 1342/1342 1342 ± 0.00002349 6.095 6.004/6.264 6.075 ± 0.2457
11 1342 1342/1342 1342 ± 0.00002307 6.293 6.097/6.495 6.276 ± 0.2706
12 1342 1342/1342 1342 ± 0.00002307 6.421 6.2/6.58 6.418 ± 0.309
13 1342 1342/1342 1342 ± 0.00002307 6.867 6.583/7.081 6.844 ± 0.3362
14 1342 1342/1342 1342 ± 0.00002307 7.074 6.825/7.343 7.071 ± 0.3401
15 1342 1342/1342 1342 ± 0.00002307 6.744 6.569/7.126 6.796 ± 0.36
16 1342 1342/1342 1342 ± 0.00002311 6.228 5.881/6.544 6.205 ± 0.4218
17 1342 1342/1342 1342 ± 0.00002307 6.232 5.95/6.448 6.179 ± 0.4052
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45651824.eb45865366.60434.814344212966_split_split.ms
Start time
2025-07-24 20:01:15.975
End
2025-07-24 20:54:50.615
Duration
0:53:34.640
Note, WebLog generation is not included in the time.

CASA logs for stage 8