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

Statwt Summary Plot

VLASS3.2.sb45669584.eb45749254.60430.55515966435_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 5.935 5.505/6.333 5.948 ± 0.5773
ea02 1342 1342/1342 1342 ± 0.000008426 6.427 5.756/6.68 6.377 ± 0.6476
ea03 1342 1342/1342 1342 ± 0.00000156 6.151 5.49/6.748 6.201 ± 0.7252
ea04 1342 1342/1342 1342 ± 0 5.837 5.301/6.287 5.868 ± 0.5839
ea05 1342 1342/1342 1342 ± 0.00000312 6.127 5.548/6.899 6.195 ± 0.6795
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.185 5.412/6.594 6.102 ± 0.7351
ea08 1342 1342/1342 1342 ± 0 6.633 5.811/6.898 6.464 ± 0.6724
ea09 1342 1342/1342 1342 ± 0 5.788 5.272/6.476 5.926 ± 0.6437
ea10 1342 1342/1342 1342 ± 0 5.868 5.307/6.29 5.836 ± 0.5711
ea11 1342 1342/1342 1342 ± 0.000009447 5.494 5.313/6.334 5.773 ± 0.6497
ea12 1342 1342/1342 1342 ± 0 5.752 5.492/6.437 5.956 ± 0.5937
ea13 1342 1342/1342 1342 ± 0 6.233 5.701/6.456 6.196 ± 0.6066
ea14 1342 1342/1342 1342 ± 0 6.208 5.828/6.744 6.348 ± 0.5663
ea15 1342 1342/1342 1342 ± 0 5.929 5.232/6.285 5.861 ± 0.6922
ea16 1342 1342/1342 1342 ± 0 6.159 5.723/6.749 6.297 ± 0.7178
ea17 1342 1342/1342 1342 ± 0 6.404 5.913/7.153 6.489 ± 0.7182
ea18 1342 1342/1342 1342 ± 0 6.589 6.007/7.312 6.614 ± 0.6997
ea19 1342 1342/1342 1342 ± 0 6.122 5.493/6.646 6.129 ± 0.6246
ea20 1342 1342/1342 1342 ± 0 6.194 5.824/6.843 6.336 ± 0.5839
ea21 1342 1342/1342 1342 ± 0 5.416 5.006/5.798 5.485 ± 0.5067
ea22 1342 1342/1342 1342 ± 0 7.083 6.823/7.524 7.188 ± 0.4099
ea23 1342 1342/1342 1342 ± 0 6.24 5.596/6.369 6.149 ± 0.6517
ea24 1342 1342/1342 1342 ± 0 6.283 5.458/6.753 6.096 ± 0.6807
ea25 1342 1342/1342 1342 ± 0 6.402 5.663/6.991 6.453 ± 0.7898
ea27 1342 1342/1342 1342 ± 0 6.121 5.376/6.547 6 ± 0.6616
ea28 1342 1342/1342 1342 ± 0 6.396 5.733/6.984 6.417 ± 0.6733
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 ± 0.00002438 5.569 5.43/5.757 5.578 ± 0.2529
4 1342 1342/1342 1342 ± 0.00002456 5.509 5.243/5.696 5.506 ± 0.3587
5 1342 1342/1342 1342 ± 0.00002431 5.487 5.259/5.681 5.475 ± 0.3026
6 1342 1342/1342 1342 ± 0.00002431 5.446 5.198/5.653 5.404 ± 0.2751
7 1342 1342/1342 1342 ± 0.00002431 5.566 5.436/5.697 5.55 ± 0.2301
8 1342 1342/1342 1342 ± 0.00002431 5.434 5.298/5.689 5.466 ± 0.2621
9 1342 1342/1342 1342 ± 0.00002431 5.809 5.613/5.981 5.768 ± 0.2866
10 1342 1342/1342 1342 ± 0.00002384 6.192 6.043/6.398 6.212 ± 0.2638
11 1342 1342/1342 1342 ± 0.00002384 6.449 6.283/6.629 6.44 ± 0.2751
12 1342 1342/1342 1342 ± 0.00002384 6.595 6.37/6.807 6.616 ± 0.3301
13 1342 1342/1342 1342 ± 0.00002384 7.116 6.859/7.319 7.098 ± 0.3254
14 1342 1342/1342 1342 ± 0.00002384 7.419 7.098/7.605 7.338 ± 0.3521
15 1342 1342/1342 1342 ± 0.00002384 7.068 6.8/7.349 7.038 ± 0.3744
16 1342 1342/1342 1342 ± 0.0000248 6.288 6.113/6.699 6.362 ± 0.4039
17 1342 1342/1342 1342 ± 0.0000239 6.345 6.148/6.606 6.305 ± 0.3915
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
output_dir
 
Start time
2025-07-24 09:40:21.009
End
2025-07-24 10:55:01.250
Duration
1:14:40.241
Note, WebLog generation is not included in the time.

CASA logs for stage 8