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

Statwt Summary Plot

VLASS2.1.sb38667356.eb38705720.59131.46099141204_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 5.475 5.417/6.23 5.805 ± 0.6155
ea02 1342 1342/1342 1342 ± 0.0000415 5.877 5.521/6.696 6.107 ± 0.6875
ea03 1342 1342/1342 1342 ± 0.00000291 5.601 4.952/6.176 5.592 ± 0.6273
ea04 1342 1342/1342 1342 ± 0 5.671 5.262/6.244 5.754 ± 0.5679
ea05 1342 1342/1342 1342 ± 0 6.142 5.524/6.601 5.968 ± 0.6947
ea06 1342 1342/1342 1342 ± 0 4.827 4.575/4.896 4.733 ± 0.2426
ea07 1342 1342/1342 1342 ± 0 6.166 5.636/6.43 6.17 ± 0.6143
ea08 1342 1342/1342 1342 ± 0.000006878 5.915 5.655/6.854 6.204 ± 0.7317
ea09 1342 1342/1342 1342 ± 0.000006645 5.928 5.375/6.664 5.943 ± 0.7192
ea10 1342 1342/1342 1342 ± 0 6.022 5.487/6.806 6.104 ± 0.6893
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.001 5.394/6.417 5.976 ± 0.6922
ea13 1342 1342/1342 1342 ± 0.00000671 6.178 5.953/6.583 6.277 ± 0.6714
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 1342 1342/1342 1342 ± 0 6.08 5.547/6.543 6.107 ± 0.681
ea16 1342 1342/1342 1342 ± 0 6.42 5.854/6.978 6.433 ± 0.7954
ea17 1342 1342/1342 1342 ± 0 6.593 5.953/7.218 6.604 ± 0.6795
ea18 1342 1342/1342 1342 ± 0 5.107 4.716/5.538 5.146 ± 0.506
ea19 1342 1342/1342 1342 ± 0 6.192 5.547/6.69 6.126 ± 0.6214
ea20 1342 1342/1342 1342 ± 0 6.023 5.546/6.679 6.038 ± 0.6906
ea21 1342 1342/1342 1342 ± 0 6.019 5.589/6.548 6.043 ± 0.6362
ea22 1342 1342/1342 1342 ± 0.000008614 5.554 5.46/6.436 5.869 ± 0.6189
ea23 1342 1342/1342 1342 ± 0 6.256 5.646/6.677 6.208 ± 0.6934
ea24 1342 1342/1342 1342 ± 0.00000963 5.85 5.607/6.765 6.073 ± 0.7119
ea25 1342 1342/1342 1342 ± 0 5.792 5.392/6.33 5.851 ± 0.6115
ea26 1342 1342/1342 1342 ± 0.00000887 6.198 5.82/7.178 6.382 ± 0.7556
ea27 1342 1342/1342 1342 ± 0 5.704 5.497/6.507 5.892 ± 0.6211
ea28 1342 1342/1342 1342 ± 0.0000093 5.514 5.319/6.33 5.757 ± 0.6526
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 ± 0.00002361 5.547 5.333/5.665 5.475 ± 0.2942
4 1342 1342/1342 1342 ± 0.00002572 4.79 4.547/4.91 4.736 ± 0.2538
5 1342 1342/1342 1342 ± 0.00002361 5.486 5.322/5.681 5.477 ± 0.3421
6 1342 1342/1342 1342 ± 0.00002361 5.495 5.319/5.656 5.447 ± 0.3255
7 1342 1342/1342 1342 ± 0.00002361 5.517 5.358/5.609 5.47 ± 0.2979
8 1342 1342/1342 1342 ± 0.00002361 5.414 5.247/5.595 5.391 ± 0.3312
9 1342 1342/1342 1342 ± 0.00002361 5.658 5.464/6.025 5.677 ± 0.3692
10 1342 1342/1342 1342 ± 0.00002406 6.185 6.001/6.415 6.176 ± 0.3377
11 1342 1342/1342 1342 ± 0.00002406 6.46 6.262/6.587 6.401 ± 0.3265
12 1342 1342/1342 1342 ± 0.00002406 6.568 6.415/6.697 6.566 ± 0.3595
13 1342 1342/1342 1342 ± 0.00002406 7.02 6.784/7.079 6.97 ± 0.359
14 1342 1342/1342 1342 ± 0.00002406 7.169 6.947/7.414 7.162 ± 0.3833
15 1342 1342/1342 1342 ± 0.00002406 6.769 6.599/7.001 6.757 ± 0.3632
16 1342 1342/1342 1342 ± 0.00002875 6.092 5.758/6.263 6.049 ± 0.3978
17 1342 1342/1342 1342 ± 0.00002529 6.035 5.864/6.327 6.086 ± 0.3831
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
Start time
2025-01-11 01:20:00.726
End
2025-01-11 02:17:12.098
Duration
0:57:11.372
Note, WebLog generation is not included in the time.

CASA logs for stage 8