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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 6.257 5.761/6.676 6.208 ± 0.7395
ea02 1342 1342/1342 1342 ± 0.00002271 6.385 5.708/6.514 6.317 ± 0.6132
ea03 1342 1342/1342 1342 ± 0 6.27 5.568/6.889 6.319 ± 0.7447
ea04 1342 1342/1342 1342 ± 0 5.625 5.141/6.064 5.685 ± 0.5495
ea05 1342 1342/1342 1342 ± 0 5.989 5.49/6.618 6.035 ± 0.7591
ea06 1342 1342/1342 1342 ± 0 6.132 5.247/6.328 5.897 ± 0.6555
ea07 1342 1342/1342 1342 ± 0 5.97 5.405/6.517 6.039 ± 0.7314
ea08 1342 1342/1342 1342 ± 0 6.551 5.819/6.962 6.535 ± 0.6987
ea09 1342 1342/1342 1342 ± 0 5.761 5.222/6.524 5.889 ± 0.6713
ea10 1342 1342/1342 1342 ± 0 5.796 5.318/6.288 5.752 ± 0.7949
ea11 1342 1342/1342 1342 ± 0 5.69 5.388/6.577 5.875 ± 0.7611
ea12 1342 1342/1342 1342 ± 0 5.672 5.345/6.229 5.816 ± 0.6985
ea13 1342 1342/1342 1342 ± 0 6.191 5.719/6.436 6.17 ± 0.5298
ea14 1342 1342/1342 1342 ± 0 6.166 5.647/6.59 6.169 ± 0.7224
ea15 1342 1342/1342 1342 ± 0 6.308 5.67/6.719 6.301 ± 0.6991
ea16 1342 1342/1342 1342 ± 0 6.299 5.887/6.821 6.419 ± 0.6745
ea17 1342 1342/1342 1342 ± 0 6.244 5.879/6.983 6.4 ± 0.811
ea18 1342 1342/1342 1342 ± 0 6.446 5.999/7.074 6.568 ± 0.6998
ea19 1342 1342/1342 1342 ± 0 6.094 5.595/6.616 6.176 ± 0.6836
ea20 1342 1342/1342 1342 ± 0 6.1 5.84/6.166 5.84 ± 0.5927
ea21 1342 1342/1342 1342 ± 0 5.481 5.114/5.885 5.555 ± 0.5072
ea22 1342 1342/1342 1342 ± 0 6.023 5.559/6.427 6.059 ± 0.6397
ea23 1342 1342/1342 1342 ± 0 6.156 5.531/6.337 6.087 ± 0.6337
ea24 1342 1342/1342 1342 ± 0 6.406 5.529/6.825 6.19 ± 0.6518
ea25 1342 1342/1342 1342 ± 0 6.638 5.84/7.223 6.613 ± 0.837
ea27 1342 1342/1342 1342 ± 0 6.042 5.457/6.475 5.983 ± 0.5778
ea28 1342 1342/1342 1342 ± 0 6.54 5.837/7.128 6.54 ± 0.6944
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 ± 0.00002307 5.611 5.44/5.815 5.626 ± 0.2711
3 1342 1342/1342 1342 ± 0.00003201 4.523 4.372/5.13 4.78 ± 0.6365
4 1342 1342/1342 1342 ± 0.00002329 5.444 5.301/5.7 5.474 ± 0.2995
5 1342 1342/1342 1342 ± 0.00002307 5.57 5.328/5.819 5.619 ± 0.3031
6 1342 1342/1342 1342 ± 0.00002307 5.553 5.228/5.73 5.493 ± 0.287
7 1342 1342/1342 1342 ± 0.00002307 5.608 5.455/5.829 5.611 ± 0.2604
8 1342 1342/1342 1342 ± 0.00002307 5.566 5.263/5.688 5.525 ± 0.2983
9 1342 1342/1342 1342 ± 0.00002307 5.838 5.69/6.036 5.836 ± 0.308
10 1342 1342/1342 1342 ± 0.00002349 6.303 6.132/6.407 6.272 ± 0.2704
11 1342 1342/1342 1342 ± 0.00002349 6.496 6.26/6.71 6.489 ± 0.2926
12 1342 1342/1342 1342 ± 0.00002349 6.6 6.411/6.834 6.632 ± 0.3354
13 1342 1342/1342 1342 ± 0.00002349 7.099 6.834/7.412 7.112 ± 0.3529
14 1342 1342/1342 1342 ± 0.00002349 7.352 7.112/7.598 7.344 ± 0.3657
15 1342 1342/1342 1342 ± 0.00002349 7.046 6.726/7.336 7.042 ± 0.3765
16 1342 1342/1342 1342 ± 0.00002349 6.415 6.076/6.732 6.401 ± 0.4113
17 1342 1342/1342 1342 ± 0.00002349 6.342 6.115/6.653 6.351 ± 0.3947
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
output_dir
 
Start time
2025-07-30 08:48:26.519
End
2025-07-30 09:49:57.615
Duration
1:01:31.096
Note, WebLog generation is not included in the time.

CASA logs for stage 8