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

Statwt Summary Plot

VLASS2.1.sb38524914.eb38555684.59065.379924340275_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 5.843 5.558/6.314 5.933 ± 0.4671
ea02 1342 1342/1342 1342 ± 0 6.029 5.644/6.797 6.237 ± 0.5751
ea04 1342 1342/1342 1342 ± 0.00002949 5.634 5.29/6.241 5.748 ± 0.5346
ea05 1342 1342/1342 1342 ± 0.0000113 5.923 5.616/6.484 6.043 ± 0.5747
ea06 1342 1342/1342 1342 ± 0 3.48 3.017/3.698 3.357 ± 0.3796
ea07 1342 1342/1342 1342 ± 0 5.615 5.431/5.981 5.642 ± 0.264
ea08 1342 1342/1342 1342 ± 0 6.161 5.893/6.961 6.469 ± 0.6271
ea09 1342 1342/1342 1342 ± 0 5.568 5.198/5.963 5.621 ± 0.4495
ea10 1342 1342/1342 1342 ± 0.00001044 5.615 5.43/6.567 5.911 ± 0.6175
ea11 1342 1342/1342 1342 ± 0 6.158 5.665/6.692 6.259 ± 0.5507
ea12 1342 1342/1342 1342 ± 0 6.029 5.583/6.549 6.121 ± 0.582
ea13 1342 1342/1342 1342 ± 0 6.198 5.878/6.4 6.217 ± 0.4435
ea14 1342 1342/1342 1342 ± 0 5.757 5.413/6.516 5.909 ± 0.6343
ea15 1342 1342/1342 1342 ± 0 5.856 5.467/6.483 6.039 ± 0.6436
ea16 1342 1342/1342 1342 ± 0 4.952 4.734/5.245 5.026 ± 0.3371
ea17 1342 1342/1342 1342 ± 0.000004419 6.064 5.888/6.649 6.347 ± 0.617
ea18 1342 1342/1342 1342 ± 0 5.423 5.078/5.862 5.475 ± 0.4731
ea19 1342 1342/1342 1342 ± 0 6.749 6.392/7.081 6.736 ± 0.439
ea20 1342 1342/1342 1342 ± 0 6.384 5.99/6.919 6.48 ± 0.6046
ea21 1342 1342/1342 1342 ± 0 5.738 5.586/6.536 6.021 ± 0.5935
ea22 1342 1342/1342 1342 ± 0 5.766 5.386/6.357 5.864 ± 0.5439
ea23 1342 1342/1342 1342 ± 0 5.773 5.56/6.638 6.093 ± 0.6625
ea25 1342 1342/1342 1342 ± 0 5.636 5.364/5.708 5.567 ± 0.2532
ea26 1342 1342/1342 1342 ± 0 6.327 5.866/6.919 6.392 ± 0.5671
ea27 1342 1342/1342 1342 ± 0.00001484 5.76 5.476/6.578 5.915 ± 0.6134
ea28 1342 1342/1342 1342 ± 0 6.678 6.229/6.912 6.6 ± 0.5306
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 ± 0.0000251 5.712 5.427/5.838 5.617 ± 0.352
3 1342 1342/1342 1342 ± 0.00003539 5.533 5.096/5.774 5.467 ± 0.3452
4 1342 1342/1342 1342 ± 0.00002567 5.393 5.233/5.635 5.385 ± 0.3104
5 1342 1342/1342 1342 ± 0.00002459 5.474 5.207/5.652 5.377 ± 0.6133
6 1342 1342/1342 1342 ± 0.00002459 5.547 5.329/5.671 5.434 ± 0.5992
7 1342 1342/1342 1342 ± 0.00002459 5.572 5.371/5.665 5.439 ± 0.5697
8 1342 1342/1342 1342 ± 0.0000251 5.536 5.351/5.684 5.515 ± 0.3197
9 1342 1342/1342 1342 ± 0.00002459 5.864 5.555/6.087 5.673 ± 0.6449
10 1342 1342/1342 1342 ± 0.00002459 6.289 6.084/6.424 6.086 ± 0.6183
11 1342 1342/1342 1342 ± 0.00002459 6.467 6.303/6.676 6.286 ± 0.7286
12 1342 1342/1342 1342 ± 0.00002459 6.633 6.32/6.798 6.415 ± 0.7351
13 1342 1342/1342 1342 ± 0.00002459 7.053 6.709/7.287 6.816 ± 0.7842
14 1342 1342/1342 1342 ± 0.00002459 7.175 6.887/7.376 6.95 ± 0.7843
15 1342 1342/1342 1342 ± 0.00002509 6.65 6.424/6.832 6.566 ± 0.3775
16 1342 1342/1342 1342 ± 0.00002836 5.9 5.73/6.158 5.929 ± 0.4113
17 1342 1342/1342 1342 ± 0.00002602 5.945 5.718/6.275 5.96 ± 0.403
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38524914.eb38555684.59065.379924340275_split_split.ms
Start time
2024-12-31 03:32:11.686
End
2024-12-31 04:32:22.657
Duration
1:00:10.971
Note, WebLog generation is not included in the time.

CASA logs for stage 8