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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.46 5.319/6.079 5.556 ± 0.74
ea02 1342 1342/1342 1342 ± 0.00004219 6.003 5.448/6.678 5.843 ± 0.9662
ea04 1342 1342/1342 1342 ± 0.00003613 5.493 5.076/6.083 5.374 ± 0.8751
ea05 1342 1342/1342 1342 ± 0.0000101 5.458 5.132/6.147 5.52 ± 0.7176
ea06 1342 1342/1342 1342 ± 0.00003728 5.344 4.919/6.026 5.297 ± 0.8267
ea07 1342 1342/1342 1342 ± 0.00003657 5.82 5.262/6.145 5.577 ± 0.7968
ea09 1342 1342/1342 1342 ± 0.00003262 5.468 5.043/6.046 5.425 ± 0.6787
ea10 1342 1342/1342 1342 ± 0.00003826 5.277 4.813/5.846 5.187 ± 0.6907
ea11 1342 1342/1342 1342 ± 0.00003763 6.037 5.458/6.584 5.83 ± 0.8528
ea12 1342 1342/1342 1342 ± 0.00003927 5.92 5.477/6.751 5.845 ± 1.023
ea13 1342 1342/1342 1342 ± 0.00002178 5.761 5.592/6.282 5.885 ± 0.7377
ea14 1342 1342/1342 1342 ± 0.00001376 5.72 5.287/6.506 5.739 ± 0.8086
ea15 1342 1342/1342 1342 ± 0.00002577 5.6 5.392/6.544 5.669 ± 1.054
ea16 1342 1342/1342 1342 ± 0.000007434 5.861 5.583/6.722 5.932 ± 0.8104
ea17 1342 1342/1342 1342 ± 0.00004013 5.96 5.46/6.554 5.927 ± 0.8691
ea18 1342 1342/1342 1342 ± 0.00003927 5.094 4.883/5.584 5.113 ± 0.6422
ea19 1342 1342/1342 1342 ± 0 5.744 5.448/6.445 5.815 ± 0.7443
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00001352 5.548 5.288/6.23 5.559 ± 0.7806
ea22 1342 1342/1342 1342 ± 0.00003891 5.478 5.194/6.492 5.607 ± 0.9154
ea23 1342 1342/1342 1342 ± 0.00002824 5.928 5.516/6.447 5.828 ± 0.8555
ea24 1342 1342/1342 1342 ± 0.00001927 4.932 4.799/5.987 5.247 ± 0.6556
ea25 1342 1342/1342 1342 ± 0.00004177 5.703 5.328/6.307 5.613 ± 0.8289
ea26 1342 1342/1342 1342 ± 0.00002959 5.687 5.544/6.509 5.833 ± 0.8553
ea27 1342 1342/1342 1342 ± 0.00003908 5.68 5.249/6.577 5.708 ± 0.8693
ea28 1342 1342/1342 1342 ± 0.00003825 5.812 5.497/6.719 5.904 ± 0.8946
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 ± 0.00002393 5.464 5.336/5.659 5.443 ± 0.2836
3 1342 1342/1342 1342 ± 0.00003403 5.892 5.554/6.209 5.903 ± 0.4767
5 1342 1342/1342 1342 ± 0.00002441 5.233 4.988/5.358 5.198 ± 0.2679
6 1342 1342/1342 1342 ± 0.00002393 5.384 5.116/5.519 5.325 ± 0.2542
7 1342 1342/1342 1342 ± 0.00002393 5.418 5.2/5.525 5.345 ± 0.2403
8 1342 1342/1342 1342 ± 0.00002393 5.372 5.069/5.475 5.295 ± 0.2787
9 1342 1342/1342 1342 ± 0.00002393 5.694 5.343/5.802 5.599 ± 0.2856
10 1342 1342/1342 1342 ± 0.00002393 6.106 5.873/6.191 6.001 ± 0.2616
11 1342 1342/1342 1342 ± 0.00002393 6.34 6.072/6.515 6.29 ± 0.2596
12 1342 1342/1342 1342 ± 0.00002393 6.459 6.238/6.697 6.457 ± 0.2868
13 1342 1342/1342 1342 ± 0.00002393 6.665 6.418/6.911 6.617 ± 0.364
14 1342 1342/1342 1342 ± 0.00002664 6.409 6.178/6.865 6.45 ± 0.4547
15 1342 1342/1342 1342 ± 0.00002594 6.488 5.945/6.688 6.338 ± 0.4753
16 1342 1342/1342 1342 ± 0.00005836 3.8 3.664/4.032 3.841 ± 0.2583
17 1342 1342/1342 1342 ± 0.00005951 3.93 3.716/4.168 3.943 ± 0.3362
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
Start time
2024-11-01 10:50:43.370
End
2024-11-01 11:38:47.308
Duration
0:48:03.939
Note, WebLog generation is not included in the time.

CASA logs for stage 8