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

Statwt Summary Plot

VLASS2.1.sb38606107.eb38625163.59092.29495140046_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 5.271 5.163/5.864 5.321 ± 0.7953
ea02 1342 1342/1342 1342 ± 0.00004252 5.734 5.327/6.429 5.642 ± 0.9856
ea04 1342 1342/1342 1342 ± 0.000003587 5.198 4.951/5.938 5.312 ± 0.753
ea05 1342 1342/1342 1342 ± 0.00001142 5.478 5.116/6.445 5.659 ± 0.7678
ea06 1342 1342/1342 1342 ± 0.000008847 4.735 4.602/5.174 4.718 ± 0.5817
ea07 1342 1342/1342 1342 ± 0.00004289 5.854 5.361/6.272 5.659 ± 0.8702
ea08 1342 1342/1342 1342 ± 0.00004283 5.912 5.5/6.573 5.812 ± 0.9983
ea10 1342 1342/1342 1342 ± 0.0000435 5.604 5.192/6.427 5.614 ± 0.9448
ea11 1342 1342/1342 1342 ± 0.00004272 5.586 5.049/6.368 5.558 ± 0.9711
ea12 1342 1342/1342 1342 ± 0.00001297 5.538 5.274/6.507 5.682 ± 1.01
ea13 1342 1342/1342 1342 ± 0.00001004 5.874 5.734/6.42 5.931 ± 0.7657
ea14 1342 1342/1342 1342 ± 0.00001032 5.438 5.077/6.394 5.557 ± 0.8336
ea15 1342 1342/1342 1342 ± 0.000001212 5.273 5.059/6.145 5.497 ± 0.856
ea16 1342 1342/1342 1342 ± 0.00002831 5.885 5.56/6.843 5.934 ± 0.9953
ea17 1342 1342/1342 1342 ± 0.00004334 5.801 5.294/6.358 5.674 ± 0.9588
ea18 1342 1342/1342 1342 ± 0.00004135 4.888 4.564/5.648 4.899 ± 0.755
ea19 1342 1342/1342 1342 ± 0.000004928 5.723 5.467/6.749 5.925 ± 0.8252
ea20 1342 1342/1342 1342 ± 0.00002521 5.863 5.561/6.857 6.005 ± 1.041
ea21 1342 1342/1342 1342 ± 0.00002166 5.476 5.319/6.315 5.605 ± 0.7932
ea22 1342 1342/1342 1342 ± 0.00003795 5.43 5.128/6.269 5.508 ± 0.8672
ea23 1342 1342/1342 1342 ± 0.0000427 5.678 5.315/6.535 5.753 ± 0.8837
ea25 1342 1342/1342 1342 ± 0.00004272 5.304 5.02/6.028 5.335 ± 0.8416
ea26 1342 1342/1342 1342 ± 0.00001281 5.87 5.704/6.909 6.005 ± 0.8817
ea27 1342 1342/1342 1342 ± 0.00004413 5.511 5.076/6.316 5.428 ± 0.9111
ea28 1342 1342/1342 1342 ± 0.00004369 5.594 5.353/6.392 5.597 ± 0.9234
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 ± 0.00002396 5.28 5.101/5.575 5.328 ± 0.2826
5 1342 1342/1342 1342 ± 0.00002396 5.289 4.992/5.422 5.213 ± 0.377
6 1342 1342/1342 1342 ± 0.00002396 5.321 5.071/5.47 5.282 ± 0.3185
7 1342 1342/1342 1342 ± 0.00002396 5.334 5.143/5.488 5.315 ± 0.2858
8 1342 1342/1342 1342 ± 0.00002396 5.328 5.099/5.465 5.274 ± 0.3003
9 1342 1342/1342 1342 ± 0.00002396 5.591 5.445/5.863 5.594 ± 0.3265
10 1342 1342/1342 1342 ± 0.00002396 6.016 5.889/6.202 5.981 ± 0.3516
11 1342 1342/1342 1342 ± 0.00002396 6.322 6.159/6.434 6.244 ± 0.3674
12 1342 1342/1342 1342 ± 0.00002396 6.477 6.271/6.619 6.412 ± 0.3869
13 1342 1342/1342 1342 ± 0.00002411 6.652 6.407/6.86 6.624 ± 0.4127
14 1342 1342/1342 1342 ± 0.00002876 6.432 6.096/6.878 6.464 ± 0.5218
15 1342 1342/1342 1342 ± 0.00002399 6.751 6.46/6.884 6.605 ± 0.5001
16 1342 1342/1342 1342 ± 0.00005989 3.808 3.625/4.124 3.888 ± 0.355
17 1342 1342/1342 1342 ± 0.00006093 3.865 3.705/4.164 3.945 ± 0.2983
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38606107.eb38625163.59092.29495140046_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-07 23:29:52.307
End
2024-11-08 00:27:38.790
Duration
0:57:46.483
Note, WebLog generation is not included in the time.

CASA logs for stage 8