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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.284 4.985/5.796 5.444 ± 0.548
ea02 1342 1342/1342 1342 ± 0 5.478 5.141/6.211 5.724 ± 0.6466
ea04 1342 1342/1342 1342 ± 0 5.358 4.946/5.898 5.467 ± 0.5643
ea05 1342 1342/1342 1342 ± 0 5.515 5.053/6.008 5.589 ± 0.5891
ea06 1342 1342/1342 1342 ± 0 4.753 4.449/5.275 4.87 ± 0.4708
ea07 1342 1342/1342 1342 ± 0 5.728 5.14/6.006 5.71 ± 0.6039
ea08 1342 1342/1342 1342 ± 0 5.645 5.219/6.365 5.848 ± 0.6703
ea09 1342 1342/1342 1342 ± 0 5.359 4.971/6.077 5.521 ± 0.6342
ea10 1342 1342/1342 1342 ± 0 5.647 4.998/6.337 5.657 ± 0.6769
ea11 1342 1342/1342 1342 ± 0 5.642 5.044/6.126 5.661 ± 0.644
ea12 1342 1342/1342 1342 ± 0 5.521 5.092/6.209 5.709 ± 0.6542
ea13 1342 1342/1342 1342 ± 0 5.717 5.475/6.161 5.884 ± 0.5064
ea14 1342 1342/1342 1342 ± 0 5.522 4.998/6.102 5.582 ± 0.6782
ea15 1342 1342/1342 1342 ± 0 5.34 4.848/5.981 5.481 ± 0.6947
ea16 1342 1342/1342 1342 ± 0 5.832 5.359/6.455 5.966 ± 0.7105
ea17 1342 1342/1342 1342 ± 0 5.638 5.24/6.216 5.775 ± 0.6329
ea18 1342 1342/1342 1342 ± 0 4.826 4.506/5.281 4.944 ± 0.5161
ea19 1342 1342/1342 1342 ± 0 5.714 5.314/6.427 5.926 ± 0.6594
ea20 1342 1342/1342 1342 ± 0 5.797 5.416/6.481 5.945 ± 0.6679
ea21 1342 1342/1342 1342 ± 0 5.435 5.077/6.018 5.573 ± 0.579
ea22 1342 1342/1342 1342 ± 0 5.325 5.019/6.162 5.556 ± 0.6799
ea23 1342 1342/1342 1342 ± 0 5.747 5.177/6.178 5.793 ± 0.7011
ea25 1342 1342/1342 1342 ± 0 5.307 4.934/5.866 5.437 ± 0.5835
ea26 1342 1342/1342 1342 ± 0 5.755 5.354/6.635 5.908 ± 0.6807
ea27 1342 1342/1342 1342 ± 0 5.274 5.007/6.079 5.483 ± 0.5968
ea28 1342 1342/1342 1342 ± 0.00002826 5.401 5.111/6.174 5.639 ± 0.6387
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 5.109 4.968/5.339 5.126 ± 0.2412
3 1342 1342/1342 1342 ± 0.00002395 5.062 4.879/5.185 5.03 ± 0.2431
4 1342 1342/1342 1342 ± 0.00002466 4.962 4.778/5.109 4.94 ± 0.2956
5 1342 1342/1342 1342 ± 0.0000235 5.039 4.793/5.154 5.023 ± 0.2909
6 1342 1342/1342 1342 ± 0.0000235 5.025 4.819/5.187 5.003 ± 0.2768
7 1342 1342/1342 1342 ± 0.0000235 5.085 4.944/5.219 5.071 ± 0.2478
8 1342 1342/1342 1342 ± 0.0000235 5.098 4.885/5.226 5.057 ± 0.264
9 1342 1342/1342 1342 ± 0.0000235 5.341 5.24/5.586 5.337 ± 0.3018
10 1342 1342/1342 1342 ± 0.0000235 5.811 5.688/5.954 5.775 ± 0.2821
11 1342 1342/1342 1342 ± 0.0000235 6.052 5.911/6.153 6.004 ± 0.3006
12 1342 1342/1342 1342 ± 0.0000235 6.231 6.027/6.342 6.173 ± 0.3195
13 1342 1342/1342 1342 ± 0.0000235 6.62 6.511/6.801 6.603 ± 0.337
14 1342 1342/1342 1342 ± 0.0000235 6.806 6.626/7.008 6.776 ± 0.3717
15 1342 1342/1342 1342 ± 0.0000235 6.453 6.246/6.666 6.413 ± 0.3581
16 1342 1342/1342 1342 ± 0.00002624 5.77 5.495/5.972 5.763 ± 0.3474
17 1342 1342/1342 1342 ± 0.00002978 5.704 5.498/5.971 5.721 ± 0.3324
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-12-17 09:50:47.727
End
2024-12-17 10:46:47.295
Duration
0:55:59.569
Note, WebLog generation is not included in the time.

CASA logs for stage 8