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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.77 5.195/6.01 5.651 ± 0.4928
ea02 1342 1342/1342 1342 ± 0.00002344 5.771 5.276/6.283 5.852 ± 0.6041
ea04 1342 1342/1342 1342 ± 0.000005091 5.48 4.998/6.113 5.55 ± 0.5713
ea05 1342 1342/1342 1342 ± 0 5.608 5.23/6.198 5.738 ± 0.5859
ea06 1342 1342/1342 1342 ± 0 5.084 4.615/5.403 5.012 ± 0.4592
ea07 1342 1342/1342 1342 ± 0 5.748 5.375/6.114 5.765 ± 0.5617
ea08 1342 1342/1342 1342 ± 0 5.89 5.526/6.605 6.072 ± 0.6157
ea09 1342 1342/1342 1342 ± 0 5.509 5.038/6.143 5.635 ± 0.6498
ea10 1342 1342/1342 1342 ± 0 5.57 4.989/6.152 5.552 ± 0.5861
ea11 1342 1342/1342 1342 ± 0 5.513 5.176/6.306 5.664 ± 0.5606
ea12 1342 1342/1342 1342 ± 0 5.837 5.172/6.187 5.762 ± 0.6487
ea13 1342 1342/1342 1342 ± 0 5.918 5.582/6.283 6.006 ± 0.5445
ea14 1342 1342/1342 1342 ± 0 5.937 5.293/6.406 5.861 ± 0.6574
ea15 1342 1342/1342 1342 ± 0 5.457 4.886/6.046 5.56 ± 0.7135
ea16 1342 1342/1342 1342 ± 0 6.166 5.446/6.862 6.11 ± 0.7181
ea17 1342 1342/1342 1342 ± 0.00000336 5.978 5.548/6.734 6.03 ± 0.6066
ea18 1342 1342/1342 1342 ± 0 4.957 4.746/5.732 5.11 ± 0.5493
ea19 1342 1342/1342 1342 ± 0 6.219 5.383/6.383 5.969 ± 0.6431
ea20 1342 1342/1342 1342 ± 0 5.952 5.488/6.485 6.068 ± 0.6731
ea21 1342 1342/1342 1342 ± 0 5.699 5.238/6.183 5.724 ± 0.6418
ea22 1342 1342/1342 1342 ± 0 5.686 5.103/6.3 5.739 ± 0.6667
ea23 1342 1342/1342 1342 ± 0 5.942 5.384/6.311 5.964 ± 0.6621
ea25 1342 1342/1342 1342 ± 0 5.568 5.201/5.97 5.651 ± 0.5382
ea26 1342 1342/1342 1342 ± 0 5.676 5.277/6.185 5.758 ± 0.625
ea27 1342 1342/1342 1342 ± 0.00002875 5.452 5.097/6.186 5.608 ± 0.5994
ea28 1342 1342/1342 1342 ± 0 5.806 5.391/6.491 5.861 ± 0.6486
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 ± 0.00002454 5.23 5.045/5.362 5.208 ± 0.3046
3 1342 1342/1342 1342 ± 0.00002467 5.155 4.824/5.343 5.08 ± 0.3185
4 1342 1342/1342 1342 ± 0.00002542 5.107 4.882/5.3 5.092 ± 0.3719
5 1342 1342/1342 1342 ± 0.00002351 5.251 4.995/5.534 5.237 ± 0.3
6 1342 1342/1342 1342 ± 0.00002351 5.225 5.046/5.476 5.217 ± 0.2892
7 1342 1342/1342 1342 ± 0.00002351 5.219 5.091/5.382 5.195 ± 0.2297
8 1342 1342/1342 1342 ± 0.00002351 5.235 5.01/5.353 5.172 ± 0.2668
9 1342 1342/1342 1342 ± 0.00002351 5.488 5.293/5.693 5.46 ± 0.3073
10 1342 1342/1342 1342 ± 0.00002396 5.884 5.687/6.079 5.891 ± 0.3315
11 1342 1342/1342 1342 ± 0.00002351 6.156 5.987/6.28 6.09 ± 0.2936
12 1342 1342/1342 1342 ± 0.00002351 6.284 6.161/6.391 6.273 ± 0.3055
13 1342 1342/1342 1342 ± 0.00002351 6.714 6.532/6.895 6.681 ± 0.3472
14 1342 1342/1342 1342 ± 0.00002396 6.921 6.72/7.123 6.866 ± 0.3842
15 1342 1342/1342 1342 ± 0.00002396 6.543 6.3/6.733 6.475 ± 0.3437
16 1342 1342/1342 1342 ± 0.00003114 5.949 5.702/6.07 5.893 ± 0.303
17 1342 1342/1342 1342 ± 0.00002536 5.958 5.799/6.109 5.928 ± 0.2872
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-04-05 00:16:15.401
End
2024-04-05 01:09:43.974
Duration
0:53:28.573
Note, WebLog generation is not included in the time.

CASA logs for stage 7