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 5.55 5.286/5.969 5.695 ± 0.4981
ea02 1342 1342/1342 1342 ± 0 5.814 5.473/6.4 5.984 ± 0.6161
ea05 1342 1342/1342 1342 ± 0 5.728 5.395/6.193 5.846 ± 0.5451
ea06 1342 1342/1342 1342 ± 0 4.959 4.819/5.277 5.043 ± 0.3098
ea07 1342 1342/1342 1342 ± 0 5.98 5.475/6.066 5.929 ± 0.5153
ea08 1342 1342/1342 1342 ± 0 5.893 5.602/6.575 6.128 ± 0.6308
ea09 1342 1342/1342 1342 ± 0 5.172 4.91/5.625 5.266 ± 0.4267
ea10 1342 1342/1342 1342 ± 0 5.762 5.237/6.29 5.81 ± 0.5713
ea11 1342 1342/1342 1342 ± 0 5.917 5.44/6.361 5.962 ± 0.5423
ea12 1342 1342/1342 1342 ± 0 5.723 5.387/6.326 5.915 ± 0.5924
ea13 1342 1342/1342 1342 ± 0 6.131 5.811/6.421 6.184 ± 0.4679
ea14 1342 1342/1342 1342 ± 0 5.885 5.415/6.492 6.01 ± 0.6756
ea15 1342 1342/1342 1342 ± 0 5.807 5.275/6.383 5.89 ± 0.6547
ea16 1342 1342/1342 1342 ± 0 5.63 5.448/5.729 5.633 ± 0.4405
ea17 1342 1342/1342 1342 ± 0.00001298 5.924 5.639/6.427 6.089 ± 0.576
ea18 1342 1342/1342 1342 ± 0 5.119 4.813/5.581 5.236 ± 0.4984
ea19 1342 1342/1342 1342 ± 0 5.975 5.628/6.596 6.161 ± 0.5776
ea20 1342 1342/1342 1342 ± 0 6.241 5.765/6.852 6.284 ± 0.5693
ea21 1342 1342/1342 1342 ± 0 5.837 5.4/6.216 5.88 ± 0.507
ea22 1342 1342/1342 1342 ± 0 5.585 5.446/6.331 5.864 ± 0.6136
ea23 1342 1342/1342 1342 ± 0 6.079 5.529/6.443 6.093 ± 0.6169
ea25 1342 1342/1342 1342 ± 0.000001852 5.613 5.367/6.078 5.767 ± 0.508
ea26 1342 1342/1342 1342 ± 0 5.727 5.528/6.31 5.927 ± 0.5182
ea27 1342 1342/1342 1342 ± 0.00003027 5.54 5.388/6.33 5.782 ± 0.5403
ea28 1342 1342/1342 1342 ± 0.00002075 5.682 5.465/6.402 5.931 ± 0.6079
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 ± 0.00002393 5.514 5.277/5.588 5.444 ± 0.2726
3 1342 1342/1342 1342 ± 0.00002814 5.212 5.096/5.437 5.244 ± 0.2739
4 1342 1342/1342 1342 ± 0.00002407 5.436 5.263/5.571 5.37 ± 0.3255
5 1342 1342/1342 1342 ± 0.00002393 5.461 5.27/5.598 5.42 ± 0.3152
6 1342 1342/1342 1342 ± 0.00002393 5.371 5.271/5.518 5.353 ± 0.2661
7 1342 1342/1342 1342 ± 0.00002393 5.405 5.269/5.515 5.377 ± 0.2303
8 1342 1342/1342 1342 ± 0.00002393 5.36 5.171/5.53 5.324 ± 0.2755
9 1342 1342/1342 1342 ± 0.00002393 5.634 5.496/5.815 5.584 ± 0.3283
10 1342 1342/1342 1342 ± 0.00002429 6.055 5.863/6.144 5.961 ± 0.3176
11 1342 1342/1342 1342 ± 0.00002429 6.268 6.032/6.316 6.151 ± 0.3295
12 1342 1342/1342 1342 ± 0.00002429 6.357 6.19/6.467 6.288 ± 0.3413
13 1342 1342/1342 1342 ± 0.00002429 6.776 6.661/6.939 6.715 ± 0.3648
14 1342 1342/1342 1342 ± 0.00002429 7.038 6.811/7.209 6.918 ± 0.4176
15 1342 1342/1342 1342 ± 0.00002429 6.669 6.474/6.872 6.596 ± 0.42
16 1342 1342/1342 1342 ± 0.00003145 5.945 5.639/6.215 5.922 ± 0.4006
17 1342 1342/1342 1342 ± 0.00003323 5.867 5.701/6.222 5.935 ± 0.3807
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38526435.eb38567732.59074.15649113426_split_split.ms
output_dir
 
Start time
2024-12-12 10:07:02.004
End
2024-12-12 11:08:27.264
Duration
1:01:25.260
Note, WebLog generation is not included in the time.

CASA logs for stage 8