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

Statwt Summary Plot

VLASS2.1.sb38484347.eb38556700.59065.64805841435_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 5.461 5.334/6.164 5.697 ± 0.5359
ea02 1342 1342/1342 1342 ± 0.00003674 5.818 5.348/6.454 5.915 ± 0.6207
ea04 1342 1342/1342 1342 ± 0 5.311 5.079/5.909 5.509 ± 0.5568
ea05 1342 1342/1342 1342 ± 0.000003373 5.653 5.292/6.371 5.898 ± 0.6177
ea06 1342 1342/1342 1342 ± 0 3.185 2.848/3.408 3.112 ± 0.3892
ea07 1342 1342/1342 1342 ± 0 5.745 5.586/5.865 5.768 ± 0.2139
ea08 1342 1342/1342 1342 ± 0.00003616 6.02 5.716/6.909 6.218 ± 0.7554
ea09 1342 1342/1342 1342 ± 0.000003954 5.293 5.076/5.98 5.53 ± 0.5196
ea10 1342 1342/1342 1342 ± 0.00004272 5.68 5.321/6.573 5.832 ± 0.6858
ea11 1342 1342/1342 1342 ± 0.00002661 5.987 5.509/6.545 5.951 ± 0.7518
ea12 1342 1342/1342 1342 ± 0 5.764 5.601/6.587 5.993 ± 0.7134
ea13 1342 1342/1342 1342 ± 0.000002667 5.778 5.455/6.149 5.885 ± 0.5131
ea14 1342 1342/1342 1342 ± 0.00001299 5.739 5.388/6.614 5.957 ± 0.6907
ea15 1342 1342/1342 1342 ± 0 5.524 5.356/6.284 5.795 ± 0.6436
ea16 1342 1342/1342 1342 ± 0.00001236 4.989 4.653/5.477 5.077 ± 0.4547
ea17 1342 1342/1342 1342 ± 0.00004256 6.019 5.541/6.85 6.082 ± 0.7651
ea18 1342 1342/1342 1342 ± 0.00000533 5.096 4.934/5.771 5.253 ± 0.5549
ea19 1342 1342/1342 1342 ± 0.000007553 6.683 6.143/7.03 6.49 ± 0.7571
ea20 1342 1342/1342 1342 ± 0 6.167 6.028/7.009 6.329 ± 0.7953
ea21 1342 1342/1342 1342 ± 0.00001502 5.9 5.414/6.453 5.936 ± 0.6329
ea22 1342 1342/1342 1342 ± 0.00001952 5.318 5.178/6.149 5.598 ± 0.5837
ea23 1342 1342/1342 1342 ± 0.00002704 5.853 5.54/6.58 5.996 ± 0.7726
ea25 1342 1342/1342 1342 ± 0.0000404 5.309 4.458/5.486 4.963 ± 0.7362
ea26 1342 1342/1342 1342 ± 0.000007715 5.665 5.481/6.651 6.001 ± 0.6207
ea27 1342 1342/1342 1342 ± 0.00004273 5.691 5.299/6.55 5.818 ± 0.686
ea28 1342 1342/1342 1342 ± 0.00005291 6.453 5.886/6.894 6.212 ± 0.7925
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 ± 0.0000244 5.364 5.23/5.553 5.262 ± 0.6705
5 1342 1342/1342 1342 ± 0.00002443 5.473 5.295/5.745 5.384 ± 0.6344
6 1342 1342/1342 1342 ± 0.0000244 5.458 5.249/5.542 5.307 ± 0.5867
7 1342 1342/1342 1342 ± 0.0000244 5.482 5.227/5.606 5.351 ± 0.5831
8 1342 1342/1342 1342 ± 0.0000244 5.397 5.246/5.701 5.33 ± 0.6175
9 1342 1342/1342 1342 ± 0.0000244 5.732 5.353/5.953 5.552 ± 0.6472
10 1342 1342/1342 1342 ± 0.00002424 6.161 5.852/6.293 5.945 ± 0.6762
11 1342 1342/1342 1342 ± 0.00002408 6.404 6.01/6.554 6.167 ± 0.7149
12 1342 1342/1342 1342 ± 0.00002393 6.538 6.144/6.635 6.272 ± 0.7583
13 1342 1342/1342 1342 ± 0.00002393 6.897 6.443/7.041 6.611 ± 0.7742
14 1342 1342/1342 1342 ± 0.000024 6.982 6.61/7.165 6.75 ± 0.7368
15 1342 1342/1342 1342 ± 0.0000243 6.431 6.114/6.654 6.31 ± 0.5761
16 1342 1342/1342 1342 ± 0.0000584 4.842 4.631/5.119 4.815 ± 0.4576
17 1342 1342/1342 1342 ± 0.00005701 4.971 4.823/5.244 4.913 ± 0.5183
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38484347.eb38556700.59065.64805841435_split_split.ms
Start time
2024-12-05 06:25:14.255
End
2024-12-05 07:28:13.663
Duration
1:02:59.409
Note, WebLog generation is not included in the time.

CASA logs for stage 8