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

Statwt Summary Plot

VLASS2.1.sb38537053.eb38580096.59080.031941134264_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 5.786 5.249/6.029 5.68 ± 0.5295
ea02 1342 1342/1342 1342 ± 0 5.805 5.306/6.541 5.958 ± 0.6377
ea04 1342 1342/1342 1342 ± 0 5.327 4.827/5.898 5.402 ± 0.5749
ea05 1342 1342/1342 1342 ± 0 5.788 5.198/6.283 5.718 ± 0.5838
ea06 1342 1342/1342 1342 ± 0.00002955 4.852 4.615/5.281 4.964 ± 0.4102
ea07 1342 1342/1342 1342 ± 0 5.743 5.324/6.052 5.797 ± 0.5478
ea08 1342 1342/1342 1342 ± 0.0000044 5.798 5.519/6.687 6.098 ± 0.6521
ea09 1342 1342/1342 1342 ± 0 5.676 5.133/6.299 5.721 ± 0.6123
ea11 1342 1342/1342 1342 ± 0 5.819 5.173/6.275 5.805 ± 0.608
ea12 1342 1342/1342 1342 ± 0 5.735 5.127/6.164 5.751 ± 0.6187
ea13 1342 1342/1342 1342 ± 0 5.949 5.643/6.293 6.037 ± 0.5282
ea14 1342 1342/1342 1342 ± 0 5.975 5.304/6.352 5.903 ± 0.6514
ea15 1342 1342/1342 1342 ± 0 5.374 4.825/5.956 5.464 ± 0.7388
ea16 1342 1342/1342 1342 ± 0 5.981 5.448/6.471 6.05 ± 0.7471
ea17 1342 1342/1342 1342 ± 0.000002695 5.979 5.43/6.748 6.06 ± 0.6621
ea18 1342 1342/1342 1342 ± 0 5.102 4.751/5.518 5.141 ± 0.5111
ea19 1342 1342/1342 1342 ± 0 6.038 5.352/6.513 5.989 ± 0.6535
ea20 1342 1342/1342 1342 ± 0 5.925 5.535/6.569 6.05 ± 0.6528
ea21 1342 1342/1342 1342 ± 0 5.559 5.197/6.107 5.681 ± 0.5699
ea22 1342 1342/1342 1342 ± 0 5.63 5.235/6.408 5.799 ± 0.6766
ea23 1342 1342/1342 1342 ± 0 5.9 5.4/6.475 5.982 ± 0.6789
ea25 1342 1342/1342 1342 ± 0 5.496 5.209/6.06 5.66 ± 0.5626
ea26 1342 1342/1342 1342 ± 0 5.659 5.416/6.226 5.811 ± 0.574
ea27 1342 1342/1342 1342 ± 0.00001546 5.447 5.139/6.292 5.625 ± 0.6314
ea28 1342 1342/1342 1342 ± 0.0000271 5.636 5.317/6.337 5.809 ± 0.6556
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 ± 0.00002392 5.297 5.142/5.478 5.278 ± 0.2554
3 1342 1342/1342 1342 ± 0.000024 5.052 4.866/5.165 4.996 ± 0.2582
4 1342 1342/1342 1342 ± 0.00003374 5.067 4.834/5.225 5.007 ± 0.3107
5 1342 1342/1342 1342 ± 0.00002392 5.247 5.036/5.377 5.216 ± 0.3359
6 1342 1342/1342 1342 ± 0.00002392 5.198 5.065/5.395 5.185 ± 0.2942
7 1342 1342/1342 1342 ± 0.00002392 5.259 5.125/5.404 5.245 ± 0.2603
8 1342 1342/1342 1342 ± 0.00002392 5.296 5.063/5.421 5.218 ± 0.2785
9 1342 1342/1342 1342 ± 0.00002392 5.561 5.309/5.765 5.502 ± 0.3256
10 1342 1342/1342 1342 ± 0.00002392 5.985 5.789/6.088 5.914 ± 0.3202
11 1342 1342/1342 1342 ± 0.00002392 6.26 5.99/6.32 6.132 ± 0.3212
12 1342 1342/1342 1342 ± 0.00002392 6.292 6.124/6.5 6.252 ± 0.3417
13 1342 1342/1342 1342 ± 0.00002392 6.792 6.644/6.928 6.738 ± 0.3549
14 1342 1342/1342 1342 ± 0.00002392 6.931 6.721/7.147 6.888 ± 0.3895
15 1342 1342/1342 1342 ± 0.00002392 6.504 6.341/6.757 6.47 ± 0.3719
16 1342 1342/1342 1342 ± 0.0000304 5.813 5.727/5.99 5.838 ± 0.3074
17 1342 1342/1342 1342 ± 0.00002854 5.82 5.686/6.036 5.847 ± 0.2884
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38537053.eb38580096.59080.031941134264_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2025-01-04 02:05:10.904
End
2025-01-04 02:32:59.002
Duration
0:27:48.098
Note, WebLog generation is not included in the time.

CASA logs for stage 8