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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.02 5.634/6.913 6.107 ± 0.8796
ea02 1342 1342/1342 1342 ± 0 6.23 5.575/6.589 6.103 ± 0.821
ea03 1342 1342/1342 1342 ± 0 6.137 5.477/6.725 6.155 ± 0.6888
ea04 1342 1342/1342 1342 ± 0 5.648 5.165/6.091 5.633 ± 0.7347
ea05 1342 1342/1342 1342 ± 0 5.911 5.327/6.438 5.881 ± 0.8258
ea06 1342 1342/1342 1342 ± 0 5.983 5.167/6.084 5.715 ± 0.7032
ea07 1342 1342/1342 1342 ± 0 5.943 5.369/6.507 5.916 ± 0.837
ea08 1342 1342/1342 1342 ± 0 6.713 5.724/6.845 6.41 ± 0.676
ea09 1342 1342/1342 1342 ± 0 5.687 5.197/6.425 5.725 ± 0.8781
ea10 1342 1342/1342 1342 ± 0 5.667 5.112/6.114 5.593 ± 0.8136
ea11 1342 1342/1342 1342 ± 0.000001429 5.679 5.257/6.395 5.699 ± 0.8323
ea12 1342 1342/1342 1342 ± 0 5.581 5.32/6.149 5.681 ± 0.7422
ea13 1342 1342/1342 1342 ± 0 6.226 5.603/6.392 6.058 ± 0.535
ea14 1342 1342/1342 1342 ± 0 6.112 5.619/6.525 6.032 ± 0.8272
ea15 1342 1342/1342 1342 ± 0 6.75 6.697/7.299 6.925 ± 0.4086
ea17 1342 1342/1342 1342 ± 0 6.229 5.796/6.878 6.228 ± 0.892
ea18 1342 1342/1342 1342 ± 0 6.467 5.899/7.073 6.417 ± 0.6778
ea19 1342 1342/1342 1342 ± 0 5.97 5.517/6.511 5.969 ± 0.7558
ea20 1342 1342/1342 1342 ± 0 6.434 5.983/6.981 6.447 ± 0.7779
ea21 1342 1342/1342 1342 ± 0 5.478 5.186/5.933 5.58 ± 0.5345
ea22 1342 1342/1342 1342 ± 0 6.456 5.744/6.83 6.262 ± 0.7387
ea23 1342 1342/1342 1342 ± 0 6.044 5.502/6.299 5.923 ± 0.8433
ea24 1342 1342/1342 1342 ± 0 6.183 5.245/6.475 5.898 ± 0.6907
ea25 1342 1342/1342 1342 ± 0 6.336 5.735/6.941 6.389 ± 0.7944
ea27 1342 1342/1342 1342 ± 0 5.672 5.277/6.359 5.697 ± 0.7782
ea28 1342 1342/1342 1342 ± 0 6.261 5.803/7.046 6.381 ± 0.7621
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 5.529 5.403/5.711 5.552 ± 0.2569
3 1342 1342/1342 1342 ± 0.00002612 3.906 3.664/4.755 4.13 ± 0.6647
4 1342 1342/1342 1342 ± 0.00002421 5.391 5.188/5.657 5.427 ± 0.3374
5 1342 1342/1342 1342 ± 0.00002409 5.374 5.187/5.657 5.413 ± 0.2896
6 1342 1342/1342 1342 ± 0.00002393 5.327 5.1/5.61 5.37 ± 0.3026
7 1342 1342/1342 1342 ± 0.00002393 5.528 5.348/5.746 5.544 ± 0.2473
8 1342 1342/1342 1342 ± 0.00002393 5.483 5.215/5.646 5.462 ± 0.2923
9 1342 1342/1342 1342 ± 0.00002393 5.721 5.576/5.948 5.752 ± 0.281
10 1342 1342/1342 1342 ± 0.00002348 6.24 6.055/6.321 6.224 ± 0.2629
11 1342 1342/1342 1342 ± 0.00002348 6.425 6.237/6.618 6.425 ± 0.2682
12 1342 1342/1342 1342 ± 0.00002348 6.511 6.299/6.745 6.551 ± 0.3194
13 1342 1342/1342 1342 ± 0.00002348 7.034 6.717/7.27 7.015 ± 0.3262
14 1342 1342/1342 1342 ± 0.00002348 7.258 6.935/7.532 7.211 ± 0.3295
15 1342 1342/1342 1342 ± 0.00002348 6.865 6.541/7.249 6.889 ± 0.3755
16 1342 1342/1342 1342 ± 0.00002348 6.407 6.039/6.807 6.387 ± 0.4209
17 1342 1342/1342 1342 ± 0.00002348 6.381 6.006/6.726 6.344 ± 0.4072
statwtmode
VLASS-SE
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2025-08-02 22:26:10.901
End
2025-08-02 23:01:00.749
Duration
0:34:49.848
Note, WebLog generation is not included in the time.

CASA logs for stage 8