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

Statwt Summary Plot

VLASS2.1.sb38538105.eb38585498.59082.21856813657_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 6.031 5.486/6.278 5.954 ± 0.4963
ea02 1342 1342/1342 1342 ± 0.000006591 6.171 5.641/6.773 6.242 ± 0.6444
ea04 1342 1342/1342 1342 ± 0 5.577 5.17/6.134 5.69 ± 0.54
ea05 1342 1342/1342 1342 ± 0 6.132 5.458/6.643 6.011 ± 0.6329
ea06 1342 1342/1342 1342 ± 0 5.103 4.856/5.425 5.159 ± 0.3527
ea07 1342 1342/1342 1342 ± 0 6.052 5.649/6.324 6.167 ± 0.5534
ea08 1342 1342/1342 1342 ± 0 6.182 5.882/6.892 6.403 ± 0.6086
ea09 1342 1342/1342 1342 ± 0 5.94 5.411/6.658 6.048 ± 0.665
ea10 1342 1342/1342 1342 ± 0.00001678 5.893 5.367/6.549 5.987 ± 0.5845
ea11 1342 1342/1342 1342 ± 0 6.041 5.402/6.543 6.058 ± 0.6205
ea12 1342 1342/1342 1342 ± 0 6.115 5.568/6.573 6.161 ± 0.6476
ea13 1342 1342/1342 1342 ± 0 6.552 6.024/6.744 6.448 ± 0.4996
ea14 1342 1342/1342 1342 ± 0 6.211 5.539/6.66 6.146 ± 0.6631
ea15 1342 1342/1342 1342 ± 0 5.907 5.227/6.287 5.907 ± 0.6676
ea16 1342 1342/1342 1342 ± 0 6.436 5.904/7.007 6.508 ± 0.709
ea17 1342 1342/1342 1342 ± 0 6.216 5.763/6.894 6.366 ± 0.5924
ea18 1342 1342/1342 1342 ± 0 5.353 4.93/5.813 5.383 ± 0.5152
ea19 1342 1342/1342 1342 ± 0 6.37 5.706/6.864 6.335 ± 0.6513
ea20 1342 1342/1342 1342 ± 0 6.504 5.872/6.978 6.458 ± 0.6266
ea21 1342 1342/1342 1342 ± 0 5.929 5.561/6.485 6.013 ± 0.5905
ea22 1342 1342/1342 1342 ± 0 6.283 5.475/6.682 6.107 ± 0.6424
ea25 1342 1342/1342 1342 ± 0 5.773 5.466/6.29 5.893 ± 0.5394
ea26 1342 1342/1342 1342 ± 0 6.481 5.801/6.917 6.403 ± 0.6249
ea27 1342 1342/1342 1342 ± 0.00002197 5.843 5.601/6.526 5.991 ± 0.5832
ea28 1342 1342/1342 1342 ± 0 5.954 5.55/6.57 6.105 ± 0.5878
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 ± 0.00002419 5.593 5.328/5.76 5.556 ± 0.2708
4 1342 1342/1342 1342 ± 0.00002574 5.415 5.162/5.713 5.436 ± 0.3871
5 1342 1342/1342 1342 ± 0.00002419 5.556 5.25/5.734 5.534 ± 0.3604
6 1342 1342/1342 1342 ± 0.00002419 5.503 5.263/5.673 5.487 ± 0.3063
7 1342 1342/1342 1342 ± 0.00002419 5.52 5.359/5.703 5.508 ± 0.2791
8 1342 1342/1342 1342 ± 0.00002419 5.482 5.28/5.649 5.457 ± 0.2918
9 1342 1342/1342 1342 ± 0.00002419 5.736 5.603/5.994 5.732 ± 0.3338
10 1342 1342/1342 1342 ± 0.00002419 6.214 6.069/6.378 6.176 ± 0.3252
11 1342 1342/1342 1342 ± 0.00002419 6.464 6.288/6.572 6.389 ± 0.3413
12 1342 1342/1342 1342 ± 0.00002419 6.63 6.352/6.757 6.553 ± 0.3692
13 1342 1342/1342 1342 ± 0.00002419 7.061 6.871/7.221 6.994 ± 0.3855
14 1342 1342/1342 1342 ± 0.00002419 7.243 7.019/7.449 7.161 ± 0.4303
15 1342 1342/1342 1342 ± 0.00002419 6.784 6.598/7.016 6.746 ± 0.4209
16 1342 1342/1342 1342 ± 0.00002888 6.187 6.003/6.557 6.207 ± 0.3839
17 1342 1342/1342 1342 ± 0.0000277 6.229 6.067/6.506 6.218 ± 0.3621
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38538105.eb38585498.59082.21856813657_split_split.ms
overwrite_modelcol
False
Start time
2024-06-19 02:56:36.865
End
2024-06-19 03:19:41.398
Duration
0:23:04.533
Note, WebLog generation is not included in the time.

CASA logs for stage 8