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 5.516 5.228/6.051 5.643 ± 0.5198
ea02 1342 1342/1342 1342 ± 0 5.83 5.514/6.621 6.058 ± 0.6404
ea04 1342 1342/1342 1342 ± 0.000006127 5.521 4.977/6.165 5.591 ± 0.5996
ea05 1342 1342/1342 1342 ± 0.000003167 5.624 5.342/6.473 5.848 ± 0.6175
ea06 1342 1342/1342 1342 ± 0 4.913 4.49/5.197 4.854 ± 0.403
ea07 1342 1342/1342 1342 ± 0 5.594 5.35/6.172 5.836 ± 0.6056
ea08 1342 1342/1342 1342 ± 0 5.912 5.615/6.707 6.18 ± 0.6348
ea09 1342 1342/1342 1342 ± 0 5.834 5.288/6.507 5.899 ± 0.6063
ea10 1342 1342/1342 1342 ± 0 5.411 5.134/6.348 5.693 ± 0.6063
ea11 1342 1342/1342 1342 ± 0 6.074 5.126/6.323 5.853 ± 0.6605
ea12 1342 1342/1342 1342 ± 0 5.916 5.299/6.49 5.989 ± 0.6592
ea13 1342 1342/1342 1342 ± 0 6.28 5.669/6.327 6.088 ± 0.5183
ea14 1342 1342/1342 1342 ± 0 5.599 5.286/6.423 5.788 ± 0.6698
ea15 1342 1342/1342 1342 ± 0 5.673 5.026/6.245 5.695 ± 0.6915
ea16 1342 1342/1342 1342 ± 0 5.92 5.648/6.753 6.166 ± 0.7222
ea17 1342 1342/1342 1342 ± 0 5.965 5.504/6.659 6.059 ± 0.6211
ea18 1342 1342/1342 1342 ± 0 5.148 4.75/5.649 5.197 ± 0.5362
ea19 1342 1342/1342 1342 ± 0 5.868 5.506/6.697 6.056 ± 0.631
ea20 1342 1342/1342 1342 ± 0 6.27 5.67/6.787 6.226 ± 0.6553
ea21 1342 1342/1342 1342 ± 0 5.364 5.205/6.284 5.731 ± 0.6084
ea22 1342 1342/1342 1342 ± 0 5.726 5.225/6.415 5.814 ± 0.6171
ea23 1342 1342/1342 1342 ± 0 5.606 5.406/6.547 5.97 ± 0.7078
ea25 1342 1342/1342 1342 ± 0 5.848 5.214/6.194 5.754 ± 0.5844
ea26 1342 1342/1342 1342 ± 0 6.128 5.51/6.692 6.109 ± 0.5995
ea27 1342 1342/1342 1342 ± 0.00001964 5.518 5.314/6.397 5.796 ± 0.5862
ea28 1342 1342/1342 1342 ± 0 5.843 5.392/6.473 5.968 ± 0.6157
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 ± 0.0000235 5.338 5.153/5.524 5.308 ± 0.2608
4 1342 1342/1342 1342 ± 0.00002624 5.073 4.924/5.202 5.016 ± 0.2797
5 1342 1342/1342 1342 ± 0.0000235 5.328 5.113/5.442 5.299 ± 0.3274
6 1342 1342/1342 1342 ± 0.0000235 5.23 5.026/5.365 5.204 ± 0.2963
7 1342 1342/1342 1342 ± 0.0000235 5.355 5.165/5.488 5.311 ± 0.273
8 1342 1342/1342 1342 ± 0.0000235 5.343 5.124/5.502 5.28 ± 0.3014
9 1342 1342/1342 1342 ± 0.0000235 5.654 5.444/5.815 5.567 ± 0.3378
10 1342 1342/1342 1342 ± 0.0000235 6.053 5.907/6.164 5.989 ± 0.3125
11 1342 1342/1342 1342 ± 0.0000235 6.283 6.088/6.365 6.21 ± 0.3367
12 1342 1342/1342 1342 ± 0.0000235 6.421 6.231/6.577 6.363 ± 0.3492
13 1342 1342/1342 1342 ± 0.0000235 6.862 6.669/7 6.781 ± 0.3812
14 1342 1342/1342 1342 ± 0.0000235 6.996 6.821/7.214 6.942 ± 0.4135
15 1342 1342/1342 1342 ± 0.0000235 6.603 6.419/6.797 6.531 ± 0.4006
16 1342 1342/1342 1342 ± 0.00002715 5.777 5.587/6.024 5.801 ± 0.3756
17 1342 1342/1342 1342 ± 0.0000239 5.82 5.516/6.105 5.806 ± 0.3748
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2024-05-17 03:50:10.176
End
2024-05-17 04:20:28.867
Duration
0:30:18.691
Note, WebLog generation is not included in the time.

CASA logs for stage 8