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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.433 5.233/6.009 5.485 ± 0.7882
ea02 1342 1342/1342 1342 ± 0.00004189 6.019 5.479/6.747 5.865 ± 0.9891
ea04 1342 1342/1342 1342 ± 0.000005136 5.394 5.12/6.189 5.497 ± 0.8402
ea05 1342 1342/1342 1342 ± 0.00000239 5.51 5.109/6.374 5.639 ± 0.7973
ea06 1342 1342/1342 1342 ± 0.000004126 4.873 4.73/5.327 4.831 ± 0.6426
ea07 1342 1342/1342 1342 ± 0.00004272 5.985 5.517/6.409 5.784 ± 0.8834
ea08 1342 1342/1342 1342 ± 0.00004299 6.121 5.684/6.821 6.003 ± 1.002
ea09 1342 1342/1342 1342 ± 0.000005456 5.779 5.208/6.595 5.71 ± 0.8267
ea10 1342 1342/1342 1342 ± 0.00004305 5.745 5.442/6.607 5.794 ± 0.9305
ea11 1342 1342/1342 1342 ± 0.00004265 5.911 5.202/6.65 5.747 ± 1.055
ea12 1342 1342/1342 1342 ± 0.000009306 5.821 5.43/6.678 5.809 ± 1.151
ea13 1342 1342/1342 1342 ± 0.00001416 5.953 5.827/6.517 6.052 ± 0.7721
ea14 1342 1342/1342 1342 ± 0.00000273 5.62 5.241/6.484 5.661 ± 0.8341
ea15 1342 1342/1342 1342 ± 0.000001948 5.435 5.236/6.366 5.672 ± 0.922
ea16 1342 1342/1342 1342 ± 0.00002197 5.935 5.574/6.909 5.966 ± 1.026
ea17 1342 1342/1342 1342 ± 0.00004308 5.918 5.58/6.603 5.877 ± 0.9744
ea18 1342 1342/1342 1342 ± 0.00003526 5.077 4.669/5.782 5.066 ± 0.7881
ea19 1342 1342/1342 1342 ± 0 5.785 5.593/6.89 6.005 ± 0.8692
ea20 1342 1342/1342 1342 ± 0.00002212 5.952 5.811/6.979 6.079 ± 1.193
ea21 1342 1342/1342 1342 ± 0.00001635 5.609 5.419/6.407 5.65 ± 0.8372
ea22 1342 1342/1342 1342 ± 0.00002565 5.427 5.212/6.441 5.583 ± 0.8444
ea23 1342 1342/1342 1342 ± 0.00004204 5.766 5.555/6.597 5.855 ± 0.8868
ea25 1342 1342/1342 1342 ± 0.00004268 5.582 5.296/6.41 5.575 ± 0.8916
ea26 1342 1342/1342 1342 ± 0.00001459 5.951 5.679/7.093 6.145 ± 0.8938
ea27 1342 1342/1342 1342 ± 0.00004419 5.63 5.206/6.532 5.621 ± 0.9075
ea28 1342 1342/1342 1342 ± 0.00004355 5.809 5.476/6.558 5.787 ± 0.927
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 ± 0.0000236 5.512 5.32/5.819 5.537 ± 0.2733
5 1342 1342/1342 1342 ± 0.0000238 5.464 5.208/5.62 5.418 ± 0.3255
6 1342 1342/1342 1342 ± 0.0000236 5.438 5.202/5.595 5.386 ± 0.2987
7 1342 1342/1342 1342 ± 0.0000236 5.469 5.295/5.619 5.452 ± 0.2833
8 1342 1342/1342 1342 ± 0.0000236 5.437 5.229/5.574 5.389 ± 0.2963
9 1342 1342/1342 1342 ± 0.0000236 5.668 5.445/5.942 5.664 ± 0.3393
10 1342 1342/1342 1342 ± 0.0000236 6.103 5.896/6.292 6.083 ± 0.3322
11 1342 1342/1342 1342 ± 0.0000236 6.442 6.286/6.558 6.369 ± 0.3539
12 1342 1342/1342 1342 ± 0.0000236 6.636 6.415/6.809 6.568 ± 0.3823
13 1342 1342/1342 1342 ± 0.0000236 6.878 6.662/7.09 6.836 ± 0.3982
14 1342 1342/1342 1342 ± 0.00002791 6.64 6.359/7.075 6.671 ± 0.5052
15 1342 1342/1342 1342 ± 0.00002362 6.806 6.618/7.079 6.76 ± 0.4964
16 1342 1342/1342 1342 ± 0.00006088 3.883 3.74/4.099 3.934 ± 0.3017
17 1342 1342/1342 1342 ± 0.00006067 4.029 3.875/4.221 4.037 ± 0.3067
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
overwrite_modelcol
False
Start time
2024-11-01 20:19:05.603
End
2024-11-01 21:02:43.684
Duration
0:43:38.080
Note, WebLog generation is not included in the time.

CASA logs for stage 8