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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.088/6.008 5.583 ± 0.5593
ea02 1342 1342/1342 1342 ± 0.0000229 5.716 5.329/6.473 5.859 ± 0.6632
ea03 1342 1342/1342 1342 ± 0.000004731 5.332 4.611/5.895 5.233 ± 0.641
ea04 1342 1342/1342 1342 ± 0.000006675 5.552 5.03/6.032 5.588 ± 0.5842
ea05 1342 1342/1342 1342 ± 0 5.863 5.257/6.444 5.799 ± 0.6194
ea06 1342 1342/1342 1342 ± 0 5.047 4.762/5.44 5.094 ± 0.3863
ea07 1342 1342/1342 1342 ± 0 5.915 5.362/6.268 5.923 ± 0.6329
ea08 1342 1342/1342 1342 ± 0.000001185 5.853 5.471/6.674 6.021 ± 0.71
ea09 1342 1342/1342 1342 ± 0 5.675 5.137/6.397 5.718 ± 0.662
ea10 1342 1342/1342 1342 ± 0 5.817 5.21/6.553 5.821 ± 0.6844
ea11 1342 1342/1342 1342 ± 0 6.241 5.824/6.603 6.233 ± 0.6835
ea12 1342 1342/1342 1342 ± 0 5.795 5.301/6.277 5.8 ± 0.589
ea13 1342 1342/1342 1342 ± 0 6.067 5.656/6.332 6.035 ± 0.564
ea14 1342 1342/1342 1342 ± 0 6.059 5.298/6.451 5.876 ± 0.7103
ea15 1342 1342/1342 1342 ± 0 5.759 5.132/6.216 5.734 ± 0.7103
ea16 1342 1342/1342 1342 ± 0 6.219 5.631/6.763 6.194 ± 0.7734
ea17 1342 1342/1342 1342 ± 0.00001165 6.249 5.706/7.029 6.323 ± 0.7094
ea18 1342 1342/1342 1342 ± 0.000001182 5.005 4.583/5.485 5.007 ± 0.5294
ea19 1342 1342/1342 1342 ± 0 5.98 5.356/6.574 5.933 ± 0.6288
ea21 1342 1342/1342 1342 ± 0 5.736 5.295/6.358 5.817 ± 0.62
ea22 1342 1342/1342 1342 ± 0 5.417 5.121/6.306 5.633 ± 0.6627
ea23 1342 1342/1342 1342 ± 0 6.05 5.484/6.61 6.02 ± 0.716
ea25 1342 1342/1342 1342 ± 0.000004388 5.681 5.19/6.224 5.729 ± 0.6055
ea26 1342 1342/1342 1342 ± 0 6.016 5.425/6.838 6.033 ± 0.753
ea27 1342 1342/1342 1342 ± 0.0000223 5.536 5.223/6.408 5.748 ± 0.6257
ea28 1342 1342/1342 1342 ± 0 5.323 5.121/6.141 5.545 ± 0.6265
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 ± 0.00002354 5.268 5.091/5.439 5.231 ± 0.2621
3 1342 1342/1342 1342 ± 0.0000252 4.94 4.702/5.177 4.934 ± 0.2918
4 1342 1342/1342 1342 ± 0.00002578 5.041 4.809/5.247 5.023 ± 0.3747
5 1342 1342/1342 1342 ± 0.00002395 5.234 5.005/5.309 5.182 ± 0.3169
6 1342 1342/1342 1342 ± 0.00002395 5.329 5.086/5.391 5.234 ± 0.3029
7 1342 1342/1342 1342 ± 0.00002395 5.253 5.133/5.378 5.26 ± 0.2695
8 1342 1342/1342 1342 ± 0.00002395 5.197 5.081/5.423 5.232 ± 0.3011
9 1342 1342/1342 1342 ± 0.00002395 5.539 5.321/5.831 5.536 ± 0.3429
10 1342 1342/1342 1342 ± 0.00002395 5.995 5.753/6.22 5.945 ± 0.3359
11 1342 1342/1342 1342 ± 0.00002354 6.221 6.035/6.403 6.177 ± 0.3318
12 1342 1342/1342 1342 ± 0.00002395 6.371 6.173/6.533 6.339 ± 0.3663
13 1342 1342/1342 1342 ± 0.00002395 6.811 6.627/6.953 6.764 ± 0.4012
14 1342 1342/1342 1342 ± 0.00002354 6.95 6.785/7.215 6.93 ± 0.4353
15 1342 1342/1342 1342 ± 0.00002395 6.6 6.417/6.822 6.543 ± 0.4161
16 1342 1342/1342 1342 ± 0.00002625 5.94 5.641/6.108 5.887 ± 0.3711
17 1342 1342/1342 1342 ± 0.0000273 5.839 5.731/6.097 5.864 ± 0.3513
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
output_dir
 
Start time
2024-11-15 12:34:36.849
End
2024-11-15 13:26:35.031
Duration
0:51:58.182
Note, WebLog generation is not included in the time.

CASA logs for stage 8