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

Statwt Summary Plot

VLASS2.1.sb38526435.eb38567732.59074.15649113426_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 5.695 5.255/5.958 5.677 ± 0.5169
ea02 1342 1342/1342 1342 ± 0.00002955 5.687 5.366/6.376 5.901 ± 0.645
ea05 1342 1342/1342 1342 ± 0 5.885 5.31/6.399 5.859 ± 0.5763
ea06 1342 1342/1342 1342 ± 0 4.9 4.725/5.267 4.996 ± 0.3289
ea07 1342 1342/1342 1342 ± 0 5.943 5.36/6.037 5.915 ± 0.5478
ea08 1342 1342/1342 1342 ± 0 5.84 5.521/6.709 6.138 ± 0.6834
ea09 1342 1342/1342 1342 ± 0 5.099 4.87/5.75 5.263 ± 0.4594
ea10 1342 1342/1342 1342 ± 0 5.789 5.159/6.325 5.769 ± 0.6226
ea11 1342 1342/1342 1342 ± 0 5.949 5.543/6.367 5.986 ± 0.5598
ea12 1342 1342/1342 1342 ± 0 5.687 5.267/6.312 5.86 ± 0.6534
ea13 1342 1342/1342 1342 ± 0 6.026 5.685/6.298 6.085 ± 0.5133
ea14 1342 1342/1342 1342 ± 0 5.848 5.323/6.464 5.941 ± 0.7057
ea15 1342 1342/1342 1342 ± 0 5.756 5.23/6.409 5.846 ± 0.6921
ea16 1342 1342/1342 1342 ± 0 5.923 5.398/6.222 5.895 ± 0.5876
ea17 1342 1342/1342 1342 ± 0.00003021 5.861 5.514/6.473 6.055 ± 0.6317
ea18 1342 1342/1342 1342 ± 0 5.039 4.735/5.577 5.162 ± 0.5555
ea19 1342 1342/1342 1342 ± 0 5.896 5.526/6.563 6.097 ± 0.6252
ea20 1342 1342/1342 1342 ± 0 6.275 5.657/6.855 6.237 ± 0.6126
ea21 1342 1342/1342 1342 ± 0 5.858 5.324/6.25 5.826 ± 0.5623
ea22 1342 1342/1342 1342 ± 0 5.493 5.257/6.346 5.8 ± 0.6571
ea23 1342 1342/1342 1342 ± 0 6.094 5.399/6.445 6.049 ± 0.6588
ea25 1342 1342/1342 1342 ± 0 5.65 5.241/6.217 5.743 ± 0.5707
ea26 1342 1342/1342 1342 ± 0 5.613 5.449/6.332 5.869 ± 0.59
ea27 1342 1342/1342 1342 ± 0.00002562 5.543 5.31/6.348 5.765 ± 0.5819
ea28 1342 1342/1342 1342 ± 0.00002337 5.649 5.413/6.4 5.89 ± 0.6525
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 5.311 5.14/5.516 5.292 ± 0.2629
3 1342 1342/1342 1342 ± 0.00002796 5.111 5.024/5.375 5.178 ± 0.2664
4 1342 1342/1342 1342 ± 0.00002955 5.19 4.939/5.33 5.102 ± 0.3748
5 1342 1342/1342 1342 ± 0.00002392 5.359 5.219/5.471 5.316 ± 0.3089
6 1342 1342/1342 1342 ± 0.00002392 5.29 5.203/5.45 5.277 ± 0.2628
7 1342 1342/1342 1342 ± 0.00002392 5.333 5.227/5.446 5.315 ± 0.24
8 1342 1342/1342 1342 ± 0.00002392 5.322 5.113/5.494 5.287 ± 0.2675
9 1342 1342/1342 1342 ± 0.00002392 5.656 5.466/5.784 5.561 ± 0.3154
10 1342 1342/1342 1342 ± 0.00002392 6.028 5.856/6.124 5.952 ± 0.3159
11 1342 1342/1342 1342 ± 0.00002392 6.277 6.061/6.332 6.152 ± 0.3324
12 1342 1342/1342 1342 ± 0.00002392 6.352 6.215/6.464 6.291 ± 0.3398
13 1342 1342/1342 1342 ± 0.00002392 6.777 6.683/6.919 6.722 ± 0.368
14 1342 1342/1342 1342 ± 0.00002392 7.024 6.82/7.175 6.915 ± 0.4135
15 1342 1342/1342 1342 ± 0.00002392 6.702 6.497/6.868 6.585 ± 0.4224
16 1342 1342/1342 1342 ± 0.00003235 5.928 5.607/6.221 5.907 ± 0.4043
17 1342 1342/1342 1342 ± 0.0000363 5.92 5.559/6.248 5.878 ± 0.4154
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38526435.eb38567732.59074.15649113426_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2025-01-31 01:57:50.877
End
2025-01-31 02:25:44.139
Duration
0:27:53.262
Note, WebLog generation is not included in the time.

CASA logs for stage 8