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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.079 4.994/5.893 5.368 ± 0.6772
ea02 1342 1342/1342 1342 ± 0.00003424 5.725 5.127/6.415 5.738 ± 0.8612
ea04 1342 1342/1342 1342 ± 0.00003351 5.128 4.801/5.821 5.236 ± 0.6826
ea05 1342 1342/1342 1342 ± 0.00002474 5.28 4.916/6.305 5.502 ± 0.905
ea06 1342 1342/1342 1342 ± 0.00003413 5.003 4.748/5.61 5.1 ± 0.6333
ea07 1342 1342/1342 1342 ± 0.0000315 5.586 5.126/6.004 5.581 ± 0.7296
ea08 1342 1342/1342 1342 ± 0.00002872 5.902 5.404/6.626 6.024 ± 0.8335
ea09 1342 1342/1342 1342 ± 0.00002702 5.382 4.98/6.256 5.433 ± 0.8947
ea10 1342 1342/1342 1342 ± 0.00003202 5.5 4.909/6.229 5.529 ± 0.7809
ea11 1342 1342/1342 1342 ± 0.00003421 5.616 5.052/6.254 5.579 ± 0.7725
ea12 1342 1342/1342 1342 ± 0.00003482 5.321 5.035/6.272 5.527 ± 0.8323
ea13 1342 1342/1342 1342 ± 0.00001727 5.648 5.319/6.09 5.694 ± 0.863
ea14 1342 1342/1342 1342 ± 0.00003286 5.511 5.135/6.401 5.741 ± 0.9079
ea15 1342 1342/1342 1342 ± 0.00003322 5.287 4.948/6.053 5.529 ± 0.8417
ea16 1342 1342/1342 1342 ± 0.00002799 5.516 5.165/6.334 5.647 ± 0.9236
ea17 1342 1342/1342 1342 ± 0.00003518 5.782 5.327/6.766 5.892 ± 0.8706
ea18 1342 1342/1342 1342 ± 0.00003445 4.772 4.572/5.52 4.928 ± 0.5855
ea19 1342 1342/1342 1342 ± 0.0000151 5.497 5.253/6.548 5.743 ± 0.962
ea20 1342 1342/1342 1342 ± 0.00003457 5.671 5.475/6.757 5.871 ± 0.8463
ea21 1342 1342/1342 1342 ± 0.00002839 5.325 5.062/6.099 5.493 ± 0.8158
ea22 1342 1342/1342 1342 ± 0.00003821 5.363 4.96/6.397 5.568 ± 0.9597
ea23 1342 1342/1342 1342 ± 0.00003158 5.614 5.182/6.346 5.731 ± 0.865
ea25 1342 1342/1342 1342 ± 0.00003356 5.38 5.031/6.118 5.462 ± 0.7215
ea27 1342 1342/1342 1342 ± 0.00003374 5.327 5.021/6.23 5.478 ± 0.7484
ea28 1342 1342/1342 1342 ± 0.00003465 5.406 5.169/6.353 5.659 ± 0.8098
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 ± 0.000024 5.167 5.012/5.371 5.159 ± 0.2392
5 1342 1342/1342 1342 ± 0.00002567 5.152 4.895/5.334 5.122 ± 0.301
6 1342 1342/1342 1342 ± 0.00002394 5.067 4.984/5.199 5.07 ± 0.2335
7 1342 1342/1342 1342 ± 0.00002394 5.067 4.955/5.182 5.073 ± 0.2011
8 1342 1342/1342 1342 ± 0.00002394 5.115 4.915/5.266 5.082 ± 0.2374
9 1342 1342/1342 1342 ± 0.00002394 5.403 5.285/5.589 5.39 ± 0.276
10 1342 1342/1342 1342 ± 0.00002395 5.817 5.693/5.957 5.792 ± 0.2796
11 1342 1342/1342 1342 ± 0.00002394 6.089 5.968/6.232 6.071 ± 0.2895
12 1342 1342/1342 1342 ± 0.00002394 6.304 6.078/6.393 6.241 ± 0.3008
13 1342 1342/1342 1342 ± 0.00002408 6.499 6.204/6.664 6.419 ± 0.3471
14 1342 1342/1342 1342 ± 0.00002394 6.771 6.424/7.047 6.693 ± 0.4349
15 1342 1342/1342 1342 ± 0.00003915 6.57 6.421/6.861 6.534 ± 0.482
16 1342 1342/1342 1342 ± 0.00005217 3.78 3.667/3.898 3.782 ± 0.1847
17 1342 1342/1342 1342 ± 0.00005128 3.85 3.716/3.992 3.868 ± 0.2768
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-06 18:40:19.464
End
2024-11-06 19:44:00.724
Duration
1:03:41.259
Note, WebLog generation is not included in the time.

CASA logs for stage 8