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

Statwt Summary Plot

VLASS2.1.sb38528342.eb38565674.59072.03519471065_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 5.551 5.293/5.931 5.664 ± 0.505
ea02 1342 1342/1342 1342 ± 0 5.83 5.388/6.35 5.919 ± 0.5833
ea05 1342 1342/1342 1342 ± 0 5.7 5.346/6.21 5.81 ± 0.5673
ea06 1342 1342/1342 1342 ± 0 5.054 4.866/5.373 5.14 ± 0.3332
ea07 1342 1342/1342 1342 ± 0 5.637 5.474/5.858 5.726 ± 0.3976
ea08 1342 1342/1342 1342 ± 0 5.895 5.567/6.57 6.093 ± 0.6097
ea09 1342 1342/1342 1342 ± 0 5.2 4.835/5.552 5.222 ± 0.4284
ea10 1342 1342/1342 1342 ± 0.000008529 5.732 5.243/6.353 5.801 ± 0.595
ea11 1342 1342/1342 1342 ± 0.00000329 5.833 5.319/6.328 5.894 ± 0.5649
ea12 1342 1342/1342 1342 ± 0 5.805 5.479/6.393 5.991 ± 0.6005
ea13 1342 1342/1342 1342 ± 0 5.968 5.657/6.415 6.062 ± 0.5122
ea14 1342 1342/1342 1342 ± 0 5.757 5.286/6.381 5.886 ± 0.6431
ea15 1342 1342/1342 1342 ± 0 5.643 5.312/6.359 5.881 ± 0.6424
ea16 1342 1342/1342 1342 ± 0 5.122 4.994/5.266 5.095 ± 0.2271
ea17 1342 1342/1342 1342 ± 0.000004351 5.947 5.625/6.599 6.16 ± 0.5878
ea18 1342 1342/1342 1342 ± 0 5.147 4.841/5.659 5.26 ± 0.5156
ea19 1342 1342/1342 1342 ± 0 5.895 5.516/6.589 6.101 ± 0.6099
ea20 1342 1342/1342 1342 ± 0 6.115 5.739/6.704 6.254 ± 0.5954
ea21 1342 1342/1342 1342 ± 0 5.658 5.381/6.104 5.791 ± 0.5155
ea22 1342 1342/1342 1342 ± 0 5.618 5.312/6.244 5.782 ± 0.5864
ea23 1342 1342/1342 1342 ± 0 5.912 5.473/6.277 5.989 ± 0.6032
ea25 1342 1342/1342 1342 ± 0 5.323 5.24/5.488 5.332 ± 0.1631
ea26 1342 1342/1342 1342 ± 0 5.736 5.435/6.224 5.856 ± 0.5278
ea27 1342 1342/1342 1342 ± 0.00001037 5.47 5.303/6.236 5.704 ± 0.533
ea28 1342 1342/1342 1342 ± 0.00000837 5.739 5.417/6.376 5.895 ± 0.6038
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 ± 0.00002397 5.427 5.206/5.632 5.404 ± 0.293
3 1342 1342/1342 1342 ± 0.0000243 5.234 5.006/5.488 5.237 ± 0.2751
4 1342 1342/1342 1342 ± 0.00002397 5.315 5.21/5.512 5.3 ± 0.2819
5 1342 1342/1342 1342 ± 0.00002397 5.382 5.243/5.505 5.375 ± 0.2797
6 1342 1342/1342 1342 ± 0.00002397 5.354 5.18/5.454 5.311 ± 0.2487
7 1342 1342/1342 1342 ± 0.00002397 5.317 5.237/5.469 5.321 ± 0.2229
8 1342 1342/1342 1342 ± 0.00002397 5.322 5.055/5.431 5.269 ± 0.2697
9 1342 1342/1342 1342 ± 0.00002397 5.539 5.436/5.78 5.53 ± 0.3165
10 1342 1342/1342 1342 ± 0.00002494 5.978 5.812/6.137 5.932 ± 0.3113
11 1342 1342/1342 1342 ± 0.00002494 6.224 6.087/6.344 6.137 ± 0.3329
12 1342 1342/1342 1342 ± 0.00002494 6.372 6.154/6.443 6.285 ± 0.3443
13 1342 1342/1342 1342 ± 0.00002494 6.789 6.531/6.978 6.711 ± 0.3657
14 1342 1342/1342 1342 ± 0.00002494 6.991 6.74/7.128 6.873 ± 0.4022
15 1342 1342/1342 1342 ± 0.00002494 6.555 6.403/6.785 6.483 ± 0.3847
16 1342 1342/1342 1342 ± 0.00002703 5.897 5.63/6.361 5.93 ± 0.3999
17 1342 1342/1342 1342 ± 0.00002597 5.938 5.748/6.337 5.964 ± 0.3706
output_dir
 
vis
VLASS2.1.sb38528342.eb38565674.59072.03519471065_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-03 10:02:55.284
End
2024-12-03 10:52:26.056
Duration
0:49:30.773
Note, WebLog generation is not included in the time.

CASA logs for stage 8