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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.568 5.281/6.03 5.696 ± 0.5318
ea02 1342 1342/1342 1342 ± 0 5.813 5.427/6.462 6.009 ± 0.6536
ea04 1342 1342/1342 1342 ± 0 5.588 5.267/6.141 5.758 ± 0.5373
ea05 1342 1342/1342 1342 ± 0 5.526 5.16/6.057 5.663 ± 0.5711
ea06 1342 1342/1342 1342 ± 0 4.966 4.772/5.359 5.069 ± 0.3605
ea07 1342 1342/1342 1342 ± 0 5.956 5.451/6.2 5.973 ± 0.5544
ea08 1342 1342/1342 1342 ± 0.000001068 5.846 5.517/6.614 6.094 ± 0.6697
ea09 1342 1342/1342 1342 ± 0 5.684 5.202/6.25 5.742 ± 0.6248
ea10 1342 1342/1342 1342 ± 0 5.901 5.328/6.542 5.922 ± 0.6456
ea11 1342 1342/1342 1342 ± 0 5.887 5.189/6.323 5.844 ± 0.6357
ea12 1342 1342/1342 1342 ± 0 6.401 6.158/6.89 6.499 ± 0.4217
ea13 1342 1342/1342 1342 ± 0 6.069 5.745/6.341 6.133 ± 0.4978
ea14 1342 1342/1342 1342 ± 0 5.671 5.127/6.264 5.771 ± 0.6345
ea15 1342 1342/1342 1342 ± 0 5.737 5.273/6.377 5.891 ± 0.673
ea16 1342 1342/1342 1342 ± 0 6.006 5.563/6.625 6.159 ± 0.6988
ea17 1342 1342/1342 1342 ± 0.00001384 5.977 5.591/6.513 6.132 ± 0.615
ea18 1342 1342/1342 1342 ± 0 5.048 4.77/5.569 5.198 ± 0.4934
ea19 1342 1342/1342 1342 ± 0 5.801 5.396/6.339 5.953 ± 0.5853
ea20 1342 1342/1342 1342 ± 0 6.102 5.694/6.72 6.229 ± 0.6418
ea21 1342 1342/1342 1342 ± 0 5.571 5.265/6.103 5.716 ± 0.5343
ea22 1342 1342/1342 1342 ± 0 5.526 5.292/6.364 5.818 ± 0.6494
ea23 1342 1342/1342 1342 ± 0 5.983 5.484/6.373 6.039 ± 0.6421
ea25 1342 1342/1342 1342 ± 0 5.559 5.203/6.048 5.664 ± 0.564
ea26 1342 1342/1342 1342 ± 0 6.042 5.655/6.665 6.165 ± 0.6602
ea27 1342 1342/1342 1342 ± 0.00001756 5.53 5.362/6.364 5.774 ± 0.5869
ea28 1342 1342/1342 1342 ± 0.00001808 5.652 5.427/6.409 5.891 ± 0.6592
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 ± 0.00002395 5.376 5.185/5.58 5.367 ± 0.2599
3 1342 1342/1342 1342 ± 0.00002424 5.18 4.985/5.361 5.177 ± 0.2417
4 1342 1342/1342 1342 ± 0.0000242 5.318 5.172/5.419 5.263 ± 0.2652
5 1342 1342/1342 1342 ± 0.00002395 5.388 5.165/5.582 5.383 ± 0.3019
6 1342 1342/1342 1342 ± 0.00002395 5.327 5.162/5.483 5.294 ± 0.2899
7 1342 1342/1342 1342 ± 0.00002395 5.345 5.25/5.484 5.349 ± 0.2546
8 1342 1342/1342 1342 ± 0.00002395 5.303 5.181/5.459 5.31 ± 0.2722
9 1342 1342/1342 1342 ± 0.00002395 5.601 5.444/5.881 5.589 ± 0.3172
10 1342 1342/1342 1342 ± 0.0000235 6.024 5.861/6.183 5.999 ± 0.3038
11 1342 1342/1342 1342 ± 0.0000235 6.307 6.079/6.373 6.212 ± 0.3131
12 1342 1342/1342 1342 ± 0.0000235 6.415 6.215/6.545 6.361 ± 0.333
13 1342 1342/1342 1342 ± 0.0000235 6.865 6.679/7.026 6.81 ± 0.3514
14 1342 1342/1342 1342 ± 0.0000235 7.054 6.795/7.282 6.989 ± 0.391
15 1342 1342/1342 1342 ± 0.0000235 6.667 6.396/6.856 6.613 ± 0.3894
16 1342 1342/1342 1342 ± 0.00002945 5.91 5.728/6.262 5.97 ± 0.345
17 1342 1342/1342 1342 ± 0.00002635 5.917 5.745/6.248 5.974 ± 0.3315
datacolumn
residual_data
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-05-01 10:16:13.190
End
2024-05-01 11:23:41.401
Duration
1:07:28.211
Note, WebLog generation is not included in the time.

CASA logs for stage 7