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

Statwt Summary Plot

VLASS2.2.sb40879186.eb40941791.59520.340825879626_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 6.386 5.84/6.812 6.409 ± 0.6492
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.00003045 5.862 5.449/6.331 5.981 ± 0.6206
ea06 1342 1342/1342 1342 ± 0 6.027 5.616/6.517 6.068 ± 0.6032
ea07 1342 1342/1342 1342 ± 0 6.142 5.595/6.353 6.137 ± 0.5813
ea08 1342 1342/1342 1342 ± 0 6.364 5.908/6.872 6.467 ± 0.6223
ea09 1342 1342/1342 1342 ± 0 6.197 5.613/6.84 6.281 ± 0.6367
ea10 1342 1342/1342 1342 ± 0 6.187 5.704/6.986 6.296 ± 0.6838
ea11 1342 1342/1342 1342 ± 0 6.043 5.724/6.627 6.211 ± 0.6223
ea12 1342 1342/1342 1342 ± 0 6.334 5.747/6.755 6.344 ± 0.6513
ea13 1342 1342/1342 1342 ± 0 5.912 5.715/6.276 6.034 ± 0.4673
ea14 1342 1342/1342 1342 ± 0 6.39 6.001/7.028 6.553 ± 0.7348
ea15 1342 1342/1342 1342 ± 0 5.741 5.351/6.138 5.811 ± 0.5556
ea16 1342 1342/1342 1342 ± 0 6.47 5.975/6.982 6.575 ± 0.7184
ea17 1342 1342/1342 1342 ± 0 6.482 6.111/7.416 6.699 ± 0.6711
ea18 1342 1342/1342 1342 ± 0 5.191 4.73/5.536 5.215 ± 0.4731
ea19 1342 1342/1342 1342 ± 0 6.59 6.156/7.277 6.691 ± 0.7092
ea20 1342 1342/1342 1342 ± 0 6.104 5.881/7.005 6.398 ± 0.5975
ea21 1342 1342/1342 1342 ± 0 6.117 5.753/6.665 6.293 ± 0.5996
ea22 1342 1342/1342 1342 ± 0 6.278 5.638/6.563 6.151 ± 0.6445
ea23 1342 1342/1342 1342 ± 0 6.264 6.008/6.885 6.542 ± 0.6531
ea24 1342 1342/1342 1342 ± 0 6.103 5.281/6.523 5.946 ± 0.5936
ea26 1342 1342/1342 1342 ± 0 6.427 5.927/7.235 6.564 ± 0.754
ea27 1342 1342/1342 1342 ± 0 6.147 5.93/7.147 6.472 ± 0.7132
ea28 1342 1342/1342 1342 ± 0 6.178 5.946/7.01 6.463 ± 0.7069
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 ± 0.00002439 5.881 5.631/6.006 5.804 ± 0.3404
4 1342 1342/1342 1342 ± 0.00003663 5.349 5.052/5.403 5.324 ± 0.2645
5 1342 1342/1342 1342 ± 0.00002439 5.851 5.594/5.937 5.739 ± 0.3577
6 1342 1342/1342 1342 ± 0.00002439 5.718 5.409/5.896 5.655 ± 0.3031
7 1342 1342/1342 1342 ± 0.00002439 5.745 5.453/5.943 5.698 ± 0.3192
8 1342 1342/1342 1342 ± 0.00002439 5.66 5.32/5.869 5.619 ± 0.3584
9 1342 1342/1342 1342 ± 0.00002439 5.981 5.671/6.182 5.903 ± 0.359
10 1342 1342/1342 1342 ± 0.00002439 6.436 6.211/6.616 6.343 ± 0.3689
11 1342 1342/1342 1342 ± 0.00002439 6.629 6.407/6.853 6.584 ± 0.3838
12 1342 1342/1342 1342 ± 0.00002439 6.792 6.456/7.009 6.722 ± 0.427
13 1342 1342/1342 1342 ± 0.00002439 7.227 6.93/7.612 7.204 ± 0.4404
14 1342 1342/1342 1342 ± 0.00002439 7.463 7.183/7.831 7.436 ± 0.4371
15 1342 1342/1342 1342 ± 0.00002439 7.139 6.729/7.472 7.082 ± 0.455
16 1342 1342/1342 1342 ± 0.00002439 6.297 6.118/6.597 6.309 ± 0.404
17 1342 1342/1342 1342 ± 0.00002439 6.273 6.049/6.39 6.206 ± 0.3613
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.2.sb40879186.eb40941791.59520.340825879626_split_split.ms
overwrite_modelcol
False
Start time
2025-04-18 07:29:03.837
End
2025-04-18 08:15:31.723
Duration
0:46:27.886
Note, WebLog generation is not included in the time.

CASA logs for stage 8