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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.602 5.259/6.068 5.69 ± 0.5526
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.497 5.126/6.07 5.644 ± 0.5598
ea05 1342 1342/1342 1342 ± 0 5.688 5.307/6.268 5.801 ± 0.5873
ea06 1342 1342/1342 1342 ± 0 5.074 4.835/5.487 5.155 ± 0.3913
ea07 1342 1342/1342 1342 ± 0 5.849 5.422/6.227 5.94 ± 0.5691
ea08 1342 1342/1342 1342 ± 0 5.92 5.442/6.549 6.03 ± 0.6648
ea09 1342 1342/1342 1342 ± 0 5.733 5.16/6.389 5.768 ± 0.624
ea10 1342 1342/1342 1342 ± 0 5.723 5.262/6.515 5.848 ± 0.6666
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.825 5.355/6.381 5.955 ± 0.6301
ea13 1342 1342/1342 1342 ± 0 6 5.683/6.326 6.068 ± 0.5058
ea14 1342 1342/1342 1342 ± 0 5.789 5.26/6.339 5.821 ± 0.6413
ea15 1342 1342/1342 1342 ± 0 5.56 5.08/6.127 5.663 ± 0.6746
ea16 1342 1342/1342 1342 ± 0 6.092 5.646/6.559 6.189 ± 0.7047
ea17 1342 1342/1342 1342 ± 0.000008045 5.977 5.562/6.452 6.068 ± 0.6271
ea18 1342 1342/1342 1342 ± 0 5.032 4.738/5.442 5.122 ± 0.4993
ea19 1342 1342/1342 1342 ± 0 5.97 5.55/6.588 6.131 ± 0.6203
ea20 1342 1342/1342 1342 ± 0 6.129 5.74/6.764 6.232 ± 0.6554
ea21 1342 1342/1342 1342 ± 0 5.604 5.329/6.229 5.77 ± 0.5512
ea22 1342 1342/1342 1342 ± 0 5.679 5.202/6.304 5.77 ± 0.6538
ea23 1342 1342/1342 1342 ± 0 5.976 5.444/6.548 6.045 ± 0.664
ea25 1342 1342/1342 1342 ± 0 5.508 5.191/6.097 5.635 ± 0.5694
ea26 1342 1342/1342 1342 ± 0 5.965 5.587/6.631 6.093 ± 0.6711
ea27 1342 1342/1342 1342 ± 0.00002378 5.548 5.222/6.346 5.719 ± 0.6118
ea28 1342 1342/1342 1342 ± 0 5.595 5.33/6.332 5.814 ± 0.6347
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 ± 0.00002447 5.393 5.192/5.601 5.381 ± 0.2474
3 1342 1342/1342 1342 ± 0.00002695 5.028 4.892/5.326 5.083 ± 0.2542
4 1342 1342/1342 1342 ± 0.00002461 5.08 4.955/5.303 5.121 ± 0.2856
5 1342 1342/1342 1342 ± 0.00002447 5.356 5.127/5.492 5.32 ± 0.2983
6 1342 1342/1342 1342 ± 0.00002447 5.284 5.118/5.464 5.273 ± 0.2761
7 1342 1342/1342 1342 ± 0.00002447 5.349 5.211/5.553 5.344 ± 0.2456
8 1342 1342/1342 1342 ± 0.00002447 5.347 5.106/5.545 5.303 ± 0.2748
9 1342 1342/1342 1342 ± 0.00002447 5.583 5.393/5.857 5.581 ± 0.304
10 1342 1342/1342 1342 ± 0.00002447 6.017 5.873/6.202 6.006 ± 0.3008
11 1342 1342/1342 1342 ± 0.00002447 6.29 6.138/6.456 6.226 ± 0.3192
12 1342 1342/1342 1342 ± 0.00002447 6.407 6.17/6.555 6.371 ± 0.3408
13 1342 1342/1342 1342 ± 0.00002447 6.781 6.68/7.013 6.789 ± 0.3545
14 1342 1342/1342 1342 ± 0.00002447 6.978 6.789/7.259 6.948 ± 0.3889
15 1342 1342/1342 1342 ± 0.00002447 6.666 6.443/6.838 6.576 ± 0.3705
16 1342 1342/1342 1342 ± 0.00002855 5.976 5.778/6.217 5.963 ± 0.3312
17 1342 1342/1342 1342 ± 0.00002717 5.915 5.786/6.122 5.919 ± 0.3053
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
overwrite_modelcol
False
Start time
2024-05-01 11:27:18.988
End
2024-05-01 12:29:29.856
Duration
1:02:10.868
Note, WebLog generation is not included in the time.

CASA logs for stage 7