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 5.352 5.257/6.166 5.475 ± 0.8149
ea02 1342 1342/1342 1342 ± 0.00004046 5.918 5.37/6.712 5.896 ± 0.9663
ea04 1342 1342/1342 1342 ± 0.00001192 5.333 5.06/6.099 5.403 ± 0.8193
ea05 1342 1342/1342 1342 ± 0.00002495 5.472 5.067/6.239 5.648 ± 0.7589
ea06 1342 1342/1342 1342 ± 0.00002368 4.821 4.727/5.314 4.829 ± 0.6049
ea07 1342 1342/1342 1342 ± 0.00003934 5.937 5.423/6.375 5.821 ± 0.8766
ea08 1342 1342/1342 1342 ± 0.00004049 6.097 5.623/6.861 6.095 ± 0.9952
ea09 1342 1342/1342 1342 ± 0.00003161 5.637 5.218/6.551 5.698 ± 0.8351
ea10 1342 1342/1342 1342 ± 0.00004178 5.955 5.309/6.694 5.786 ± 0.9913
ea11 1342 1342/1342 1342 ± 0.00004113 5.831 5.193/6.542 5.677 ± 0.9224
ea12 1342 1342/1342 1342 ± 0.00003357 5.653 5.366/6.615 5.752 ± 0.976
ea13 1342 1342/1342 1342 ± 0.00001957 5.904 5.754/6.432 5.995 ± 0.7576
ea14 1342 1342/1342 1342 ± 0.0000328 5.52 5.149/6.458 5.677 ± 0.8054
ea15 1342 1342/1342 1342 ± 0.000005984 5.373 5.127/6.306 5.553 ± 0.9349
ea16 1342 1342/1342 1342 ± 0.00003242 5.937 5.561/6.894 6.033 ± 0.9394
ea17 1342 1342/1342 1342 ± 0.00004228 5.938 5.432/6.897 5.899 ± 0.9759
ea18 1342 1342/1342 1342 ± 0.00004193 5.023 4.708/5.733 5.029 ± 0.6828
ea19 1342 1342/1342 1342 ± 0.00001415 5.809 5.551/6.801 6.034 ± 0.801
ea20 1342 1342/1342 1342 ± 0.00003989 5.909 5.718/6.957 6.03 ± 1.015
ea21 1342 1342/1342 1342 ± 0.00003159 5.552 5.361/6.372 5.677 ± 0.7738
ea22 1342 1342/1342 1342 ± 0.00004251 5.401 5.059/6.418 5.595 ± 0.8656
ea23 1342 1342/1342 1342 ± 0.00003533 5.861 5.477/6.627 5.846 ± 0.9228
ea25 1342 1342/1342 1342 ± 0.00004107 5.559 5.219/6.343 5.555 ± 0.8378
ea26 1342 1342/1342 1342 ± 0.00003777 5.881 5.668/6.966 6.078 ± 0.921
ea27 1342 1342/1342 1342 ± 0.00003835 5.578 5.176/6.503 5.666 ± 0.8567
ea28 1342 1342/1342 1342 ± 0.00004254 5.71 5.409/6.625 5.797 ± 0.9616
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 ± 0.00002349 5.378 5.235/5.692 5.439 ± 0.2775
5 1342 1342/1342 1342 ± 0.00002369 5.388 5.14/5.56 5.374 ± 0.3249
6 1342 1342/1342 1342 ± 0.00002349 5.377 5.192/5.563 5.351 ± 0.2876
7 1342 1342/1342 1342 ± 0.00002349 5.391 5.265/5.559 5.396 ± 0.2691
8 1342 1342/1342 1342 ± 0.00002349 5.402 5.17/5.544 5.343 ± 0.2893
9 1342 1342/1342 1342 ± 0.00002349 5.642 5.434/5.927 5.634 ± 0.3286
10 1342 1342/1342 1342 ± 0.00002349 6.07 5.863/6.272 6.046 ± 0.3242
11 1342 1342/1342 1342 ± 0.00002349 6.366 6.24/6.511 6.321 ± 0.3405
12 1342 1342/1342 1342 ± 0.00002349 6.579 6.373/6.767 6.519 ± 0.3745
13 1342 1342/1342 1342 ± 0.00002349 6.929 6.719/7.061 6.847 ± 0.4045
14 1342 1342/1342 1342 ± 0.00002386 6.849 6.583/7.107 6.786 ± 0.4979
15 1342 1342/1342 1342 ± 0.00002472 6.673 6.45/6.951 6.622 ± 0.468
16 1342 1342/1342 1342 ± 0.00005675 3.993 3.806/4.252 4.036 ± 0.304
17 1342 1342/1342 1342 ± 0.00005757 3.991 3.821/4.367 4.098 ± 0.3832
statwtmode
VLASS-SE
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-01 16:56:37.297
End
2024-11-01 17:50:01.763
Duration
0:53:24.466
Note, WebLog generation is not included in the time.

CASA logs for stage 8