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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.412 5.253/6.288 5.634 ± 0.7853
ea02 1342 1342/1342 1342 ± 0.00004438 5.822 5.229/6.722 5.921 ± 0.9036
ea04 1342 1342/1342 1342 ± 0.00001286 5.546 4.986/6.118 5.497 ± 0.7722
ea05 1342 1342/1342 1342 ± 0.0000155 5.51 4.959/6.121 5.613 ± 0.7523
ea06 1342 1342/1342 1342 ± 0.00002131 4.848 4.478/5.292 4.86 ± 0.5442
ea07 1342 1342/1342 1342 ± 0.00004155 5.95 5.323/6.447 5.911 ± 0.9402
ea08 1342 1342/1342 1342 ± 0.00004352 5.784 5.479/6.875 6.118 ± 1.036
ea09 1342 1342/1342 1342 ± 0.00002856 5.704 5.016/6.455 5.726 ± 0.8066
ea10 1342 1342/1342 1342 ± 0.00003305 5.736 5.319/6.856 6.011 ± 0.897
ea11 1342 1342/1342 1342 ± 0.00004175 5.515 5.155/6.605 5.794 ± 0.9572
ea12 1342 1342/1342 1342 ± 0.00003009 5.84 5.239/6.663 5.864 ± 0.9649
ea13 1342 1342/1342 1342 ± 0.00001568 5.74 5.376/6.353 5.918 ± 0.7277
ea14 1342 1342/1342 1342 ± 0.00003627 5.552 5.191/6.535 5.772 ± 0.9007
ea15 1342 1342/1342 1342 ± 0.0000148 5.245 5.009/6.259 5.574 ± 0.8788
ea16 1342 1342/1342 1342 ± 0.00002555 5.946 5.453/6.91 6.061 ± 0.9786
ea17 1342 1342/1342 1342 ± 0.00004344 5.857 5.612/7.192 6.057 ± 1.022
ea18 1342 1342/1342 1342 ± 0.00004298 5.013 4.698/5.789 5.111 ± 0.7001
ea19 1342 1342/1342 1342 ± 0.00001964 5.821 5.421/6.719 6.007 ± 0.8589
ea20 1342 1342/1342 1342 ± 0.00004052 5.828 5.552/6.979 6.101 ± 1.001
ea21 1342 1342/1342 1342 ± 0.00003005 5.49 5.26/6.407 5.684 ± 0.8293
ea22 1342 1342/1342 1342 ± 0.00003816 5.239 5.002/6.453 5.635 ± 0.8017
ea23 1342 1342/1342 1342 ± 0.00004204 5.795 5.428/6.751 5.938 ± 1.014
ea25 1342 1342/1342 1342 ± 0.0000424 5.501 5.196/6.444 5.646 ± 0.878
ea26 1342 1342/1342 1342 ± 0.0000292 5.775 5.616/6.813 6.075 ± 0.8709
ea27 1342 1342/1342 1342 ± 0.00004279 5.547 5.144/6.722 5.735 ± 0.9274
ea28 1342 1342/1342 1342 ± 0.00004266 5.712 5.374/6.677 5.879 ± 0.9642
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 ± 0.00002348 5.513 5.271/5.735 5.476 ± 0.287
5 1342 1342/1342 1342 ± 0.0000267 5.61 5.36/5.763 5.547 ± 0.3775
6 1342 1342/1342 1342 ± 0.00002348 5.247 5.007/5.369 5.177 ± 0.2747
7 1342 1342/1342 1342 ± 0.00002348 5.287 5.155/5.428 5.261 ± 0.2675
8 1342 1342/1342 1342 ± 0.00002348 5.263 5.122/5.457 5.245 ± 0.2977
9 1342 1342/1342 1342 ± 0.00002348 5.516 5.269/5.775 5.466 ± 0.3501
10 1342 1342/1342 1342 ± 0.00002348 6.123 5.871/6.21 6.027 ± 0.3318
11 1342 1342/1342 1342 ± 0.00002348 6.372 6.221/6.564 6.333 ± 0.3509
12 1342 1342/1342 1342 ± 0.00002348 6.59 6.409/6.751 6.554 ± 0.386
13 1342 1342/1342 1342 ± 0.00002348 6.972 6.852/7.318 7.001 ± 0.4091
14 1342 1342/1342 1342 ± 0.00002348 7.278 6.984/7.5 7.173 ± 0.47
15 1342 1342/1342 1342 ± 0.00002375 6.756 6.457/7.021 6.67 ± 0.4812
16 1342 1342/1342 1342 ± 0.0000569 4.343 4.171/4.58 4.364 ± 0.2493
17 1342 1342/1342 1342 ± 0.00005932 4.369 4.214/4.612 4.408 ± 0.258
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-11-26 15:46:50.603
End
2024-11-26 16:49:12.126
Duration
1:02:21.523
Note, WebLog generation is not included in the time.

CASA logs for stage 8