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

Statwt Summary Plot

VLASS2.1.sb38471682.eb38515236.59049.18662664352_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 5.502 5.095/6.056 5.642 ± 0.6534
ea02 1342 1342/1342 1342 ± 0.00003021 5.874 5.282/6.662 5.958 ± 0.8261
ea04 1342 1342/1342 1342 ± 0.00002507 5.31 5.124/6.03 5.53 ± 0.6695
ea05 1342 1342/1342 1342 ± 0.000009836 5.433 5.21/6.63 5.889 ± 0.8071
ea06 1342 1342/1342 1342 ± 0.00003112 5.008 4.76/5.818 5.233 ± 0.6375
ea07 1342 1342/1342 1342 ± 0.00004125 5.64 5.344/6.323 5.842 ± 0.7368
ea09 1342 1342/1342 1342 ± 0.000002129 5.18 4.985/5.754 5.331 ± 0.5366
ea10 1342 1342/1342 1342 ± 0.00004375 5.028 4.724/5.947 5.282 ± 0.6637
ea11 1342 1342/1342 1342 ± 0.00004434 5.861 5.49/6.66 5.942 ± 0.8348
ea12 1342 1342/1342 1342 ± 0.00003392 5.631 5.48/6.476 5.992 ± 0.7994
ea13 1342 1342/1342 1342 ± 0 5.863 5.451/6.353 6.02 ± 0.6804
ea14 1342 1342/1342 1342 ± 0.00003149 5.538 5.291/6.532 5.92 ± 0.7723
ea15 1342 1342/1342 1342 ± 0.0000219 5.668 5.444/6.462 5.887 ± 0.8246
ea16 1342 1342/1342 1342 ± 0.00001326 5.71 5.35/6.71 5.979 ± 0.9457
ea17 1342 1342/1342 1342 ± 0.00004556 5.933 5.304/6.619 6.033 ± 0.8451
ea18 1342 1342/1342 1342 ± 0.00004219 4.938 4.697/5.641 5.137 ± 0.668
ea19 1342 1342/1342 1342 ± 0.00001754 5.627 5.473/6.742 6.013 ± 0.773
ea20 1342 1342/1342 1342 ± 0.00003986 6.124 5.792/6.981 6.301 ± 0.8715
ea21 1342 1342/1342 1342 ± 0.00002097 5.511 5.049/6.326 5.732 ± 0.7548
ea22 1342 1342/1342 1342 ± 0.000004075 5.465 5.053/6.37 5.706 ± 0.7737
ea23 1342 1342/1342 1342 ± 0.00003834 5.691 5.381/6.543 6.028 ± 0.8596
ea24 1342 1342/1342 1342 ± 0 5.246 4.849/6.159 5.474 ± 0.6571
ea25 1342 1342/1342 1342 ± 0.00004463 5.56 5.125/6.232 5.714 ± 0.7505
ea26 1342 1342/1342 1342 ± 0 5.796 5.563/6.857 6.137 ± 0.7643
ea27 1342 1342/1342 1342 ± 0.00004593 5.667 5.288/6.631 5.843 ± 0.754
ea28 1342 1342/1342 1342 ± 0.00004324 5.673 5.53/6.599 5.959 ± 0.8034
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 ± 0.00002356 5.232 5.016/5.418 5.174 ± 0.315
3 1342 1342/1342 1342 ± 0.0000338 4.994 4.824/5.166 4.982 ± 0.347
5 1342 1342/1342 1342 ± 0.00002365 6.18 5.898/6.534 6.144 ± 0.6093
6 1342 1342/1342 1342 ± 0.00002356 5.462 5.123/5.574 5.373 ± 0.2909
7 1342 1342/1342 1342 ± 0.00002356 5.503 5.236/5.638 5.449 ± 0.2917
8 1342 1342/1342 1342 ± 0.00002356 5.431 5.117/5.535 5.361 ± 0.3371
9 1342 1342/1342 1342 ± 0.00002359 5.528 5.203/5.635 5.427 ± 0.3124
10 1342 1342/1342 1342 ± 0.00002353 6.114 5.939/6.254 6.049 ± 0.3038
11 1342 1342/1342 1342 ± 0.00002353 6.376 6.045/6.551 6.328 ± 0.3128
12 1342 1342/1342 1342 ± 0.00002353 6.61 6.307/6.728 6.493 ± 0.3599
13 1342 1342/1342 1342 ± 0.00002353 6.955 6.706/7.208 6.919 ± 0.4162
14 1342 1342/1342 1342 ± 0.00002353 7.257 6.929/7.381 7.1 ± 0.4321
15 1342 1342/1342 1342 ± 0.00003404 6.315 5.929/6.698 6.315 ± 0.513
16 1342 1342/1342 1342 ± 0.00005973 4.579 4.438/4.714 4.573 ± 0.1921
17 1342 1342/1342 1342 ± 0.00006047 5.089 4.919/5.272 5.094 ± 0.2747
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38471682.eb38515236.59049.18662664352_split_split.ms
Start time
2024-04-20 18:25:48.316
End
2024-04-20 19:21:07.076
Duration
0:55:18.761
Note, WebLog generation is not included in the time.

CASA logs for stage 7