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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.575 5.349/6.11 5.715 ± 0.4409
ea02 1342 1342/1342 1342 ± 0 5.95 5.591/6.652 6.128 ± 0.5926
ea04 1342 1342/1342 1342 ± 0 5.517 5.136/6.116 5.631 ± 0.5447
ea05 1342 1342/1342 1342 ± 0 5.862 5.43/6.366 5.933 ± 0.5869
ea06 1342 1342/1342 1342 ± 0 5.046 4.662/5.4 5.035 ± 0.4149
ea07 1342 1342/1342 1342 ± 0.000009299 5.71 5.501/6.254 5.918 ± 0.5653
ea08 1342 1342/1342 1342 ± 0 5.924 5.687/6.724 6.213 ± 0.609
ea09 1342 1342/1342 1342 ± 0 5.919 5.346/6.616 5.952 ± 0.6218
ea10 1342 1342/1342 1342 ± 0.00003684 5.581 5.267/6.364 5.781 ± 0.5584
ea11 1342 1342/1342 1342 ± 0 5.959 5.334/6.329 5.95 ± 0.5747
ea12 1342 1342/1342 1342 ± 0 6.008 5.442/6.531 6.073 ± 0.6233
ea13 1342 1342/1342 1342 ± 0 6.237 5.811/6.406 6.231 ± 0.4808
ea14 1342 1342/1342 1342 ± 0.000003722 5.694 5.373/6.442 5.872 ± 0.649
ea15 1342 1342/1342 1342 ± 0 5.745 5.087/6.217 5.736 ± 0.7039
ea16 1342 1342/1342 1342 ± 0 6.027 5.806/6.738 6.266 ± 0.6564
ea17 1342 1342/1342 1342 ± 0 5.938 5.629/6.405 6.1 ± 0.5612
ea18 1342 1342/1342 1342 ± 0 5.177 4.818/5.665 5.237 ± 0.5135
ea19 1342 1342/1342 1342 ± 0 6.131 5.64/6.725 6.183 ± 0.6141
ea20 1342 1342/1342 1342 ± 0 6.399 5.746/6.763 6.31 ± 0.6383
ea21 1342 1342/1342 1342 ± 0 5.603 5.482/6.347 5.881 ± 0.5647
ea22 1342 1342/1342 1342 ± 0 5.733 5.386/6.555 5.95 ± 0.6078
ea23 1342 1342/1342 1342 ± 0.00001096 5.703 5.574/6.642 6.096 ± 0.6674
ea25 1342 1342/1342 1342 ± 0 5.842 5.353/6.166 5.842 ± 0.5773
ea26 1342 1342/1342 1342 ± 0 6.291 5.719/6.863 6.29 ± 0.59
ea27 1342 1342/1342 1342 ± 0.0000415 5.694 5.408/6.382 5.867 ± 0.5429
ea28 1342 1342/1342 1342 ± 0 5.677 5.505/6.46 5.976 ± 0.5895
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 ± 0.00002355 5.424 5.253/5.658 5.409 ± 0.2635
4 1342 1342/1342 1342 ± 0.00002366 5.359 5.174/5.572 5.334 ± 0.4061
5 1342 1342/1342 1342 ± 0.00002355 5.46 5.261/5.642 5.452 ± 0.3396
6 1342 1342/1342 1342 ± 0.00002355 5.351 5.165/5.558 5.338 ± 0.3049
7 1342 1342/1342 1342 ± 0.00002355 5.442 5.256/5.61 5.423 ± 0.2831
8 1342 1342/1342 1342 ± 0.00002355 5.48 5.176/5.598 5.391 ± 0.3056
9 1342 1342/1342 1342 ± 0.00002355 5.721 5.557/5.91 5.663 ± 0.3455
10 1342 1342/1342 1342 ± 0.00002355 6.162 5.987/6.293 6.083 ± 0.3287
11 1342 1342/1342 1342 ± 0.00002355 6.365 6.177/6.457 6.3 ± 0.3379
12 1342 1342/1342 1342 ± 0.00002355 6.52 6.334/6.668 6.457 ± 0.3599
13 1342 1342/1342 1342 ± 0.00002355 6.929 6.784/7.09 6.885 ± 0.376
14 1342 1342/1342 1342 ± 0.00002355 7.075 6.904/7.276 7.016 ± 0.42
15 1342 1342/1342 1342 ± 0.00002357 6.507 6.288/6.733 6.468 ± 0.3708
16 1342 1342/1342 1342 ± 0.000039 5.766 5.598/6.001 5.83 ± 0.3315
17 1342 1342/1342 1342 ± 0.00003674 5.919 5.64/6.121 5.888 ± 0.3242
datacolumn
residual_data
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-05-17 15:39:24.881
End
2024-05-17 16:53:10.983
Duration
1:13:46.102
Note, WebLog generation is not included in the time.

CASA logs for stage 8