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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.741 5.358/6.096 5.74 ± 0.4134
ea02 1342 1342/1342 1342 ± 0 5.949 5.641/6.601 6.13 ± 0.5547
ea04 1342 1342/1342 1342 ± 0 5.504 5.152/6.019 5.611 ± 0.5169
ea05 1342 1342/1342 1342 ± 0 5.666 5.402/6.293 5.879 ± 0.5638
ea06 1342 1342/1342 1342 ± 0 5.032 4.664/5.39 5.02 ± 0.4096
ea07 1342 1342/1342 1342 ± 0.00002388 5.725 5.445/6.216 5.903 ± 0.5404
ea08 1342 1342/1342 1342 ± 0 6.096 5.675/6.696 6.209 ± 0.58
ea09 1342 1342/1342 1342 ± 0 5.895 5.34/6.404 5.952 ± 0.5931
ea10 1342 1342/1342 1342 ± 0.00004189 5.67 5.262/6.381 5.78 ± 0.5323
ea11 1342 1342/1342 1342 ± 0 5.886 5.529/6.336 5.928 ± 0.539
ea12 1342 1342/1342 1342 ± 0 6.144 5.445/6.537 6.071 ± 0.6056
ea13 1342 1342/1342 1342 ± 0 6.296 5.868/6.423 6.249 ± 0.4555
ea14 1342 1342/1342 1342 ± 0 5.564 5.347/6.425 5.812 ± 0.6325
ea15 1342 1342/1342 1342 ± 0 5.727 5.058/6.178 5.699 ± 0.7004
ea16 1342 1342/1342 1342 ± 0 6.136 5.83/6.619 6.273 ± 0.6275
ea17 1342 1342/1342 1342 ± 0 5.951 5.629/6.38 6.103 ± 0.5359
ea18 1342 1342/1342 1342 ± 0 5.173 4.82/5.66 5.208 ± 0.491
ea19 1342 1342/1342 1342 ± 0 5.874 5.627/6.59 6.121 ± 0.5985
ea20 1342 1342/1342 1342 ± 0 6.354 5.741/6.733 6.28 ± 0.6174
ea21 1342 1342/1342 1342 ± 0 5.528 5.4/6.346 5.84 ± 0.5535
ea22 1342 1342/1342 1342 ± 0 5.803 5.375/6.463 5.932 ± 0.5889
ea23 1342 1342/1342 1342 ± 0.000005485 5.857 5.56/6.455 6.073 ± 0.6437
ea25 1342 1342/1342 1342 ± 0 5.651 5.321/6.167 5.79 ± 0.5703
ea26 1342 1342/1342 1342 ± 0 6.269 5.702/6.88 6.287 ± 0.59
ea27 1342 1342/1342 1342 ± 0.0000415 5.725 5.403/6.383 5.841 ± 0.5305
ea28 1342 1342/1342 1342 ± 0 5.649 5.527/6.457 5.959 ± 0.5712
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 ± 0.00002367 5.373 5.235/5.634 5.398 ± 0.262
4 1342 1342/1342 1342 ± 0.00002378 5.452 5.292/5.85 5.457 ± 0.5147
5 1342 1342/1342 1342 ± 0.00002367 5.475 5.245/5.635 5.446 ± 0.3443
6 1342 1342/1342 1342 ± 0.00002367 5.348 5.168/5.555 5.332 ± 0.3075
7 1342 1342/1342 1342 ± 0.00002367 5.45 5.266/5.617 5.424 ± 0.2864
8 1342 1342/1342 1342 ± 0.00002367 5.486 5.175/5.605 5.393 ± 0.3091
9 1342 1342/1342 1342 ± 0.00002367 5.722 5.554/5.913 5.663 ± 0.3451
10 1342 1342/1342 1342 ± 0.00002367 6.145 5.991/6.273 6.079 ± 0.3308
11 1342 1342/1342 1342 ± 0.00002367 6.381 6.185/6.468 6.309 ± 0.3388
12 1342 1342/1342 1342 ± 0.00002367 6.525 6.355/6.689 6.466 ± 0.3596
13 1342 1342/1342 1342 ± 0.00002367 6.901 6.761/7.089 6.862 ± 0.3708
14 1342 1342/1342 1342 ± 0.00002369 6.968 6.826/7.192 6.93 ± 0.424
15 1342 1342/1342 1342 ± 0.00002415 6.331 6.142/6.564 6.326 ± 0.363
16 1342 1342/1342 1342 ± 0.00003929 5.764 5.48/5.899 5.771 ± 0.3475
17 1342 1342/1342 1342 ± 0.00004157 5.795 5.569/6.032 5.819 ± 0.3259
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
statwtmode
VLASS-SE
Start time
2024-05-17 03:17:47.434
End
2024-05-17 04:08:43.703
Duration
0:50:56.269
Note, WebLog generation is not included in the time.

CASA logs for stage 8