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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.748 5.483/6.188 5.874 ± 0.5618
ea02 1342 1342/1342 1342 ± 0 5.921 5.597/6.569 6.122 ± 0.644
ea04 1342 1342/1342 1342 ± 0 5.539 5.241/6.188 5.745 ± 0.5545
ea05 1342 1342/1342 1342 ± 0 5.896 5.483/6.322 5.959 ± 0.5922
ea06 1342 1342/1342 1342 ± 0 5.277 4.99/5.534 5.288 ± 0.3528
ea07 1342 1342/1342 1342 ± 0 6.114 5.719/6.399 6.17 ± 0.5441
ea08 1342 1342/1342 1342 ± 0.000002693 6.097 5.789/6.821 6.358 ± 0.6653
ea09 1342 1342/1342 1342 ± 0 5.786 5.376/6.399 5.913 ± 0.6141
ea10 1342 1342/1342 1342 ± 0 6.085 5.537/6.724 6.145 ± 0.6384
ea11 1342 1342/1342 1342 ± 0 6.252 5.436/6.655 6.192 ± 0.6807
ea12 1342 1342/1342 1342 ± 0 5.578 5.547/5.718 5.619 ± 0.1071
ea13 1342 1342/1342 1342 ± 0 6.163 5.935/6.457 6.28 ± 0.4824
ea14 1342 1342/1342 1342 ± 0 5.864 5.346/6.505 5.987 ± 0.6641
ea15 1342 1342/1342 1342 ± 0 5.935 5.369/6.491 5.987 ± 0.6825
ea16 1342 1342/1342 1342 ± 0 6.171 5.801/6.831 6.354 ± 0.7053
ea17 1342 1342/1342 1342 ± 0.000002459 6.166 5.83/6.67 6.295 ± 0.6074
ea18 1342 1342/1342 1342 ± 0 5.245 4.888/5.731 5.33 ± 0.5082
ea19 1342 1342/1342 1342 ± 0 6.088 5.731/6.846 6.32 ± 0.6563
ea20 1342 1342/1342 1342 ± 0 6.232 5.88/6.888 6.403 ± 0.6318
ea21 1342 1342/1342 1342 ± 0 5.854 5.527/6.412 6.014 ± 0.5625
ea22 1342 1342/1342 1342 ± 0 5.55 5.331/6.3 5.804 ± 0.6123
ea23 1342 1342/1342 1342 ± 0 6.105 5.64/6.52 6.225 ± 0.662
ea25 1342 1342/1342 1342 ± 0 5.802 5.522/6.432 6.009 ± 0.6061
ea26 1342 1342/1342 1342 ± 0 6.164 5.818/6.81 6.359 ± 0.6745
ea27 1342 1342/1342 1342 ± 0.000008638 5.724 5.458/6.467 5.924 ± 0.5617
ea28 1342 1342/1342 1342 ± 0.00002826 5.829 5.669/6.635 6.14 ± 0.6769
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 ± 0.00002348 5.553 5.382/5.781 5.558 ± 0.2436
3 1342 1342/1342 1342 ± 0.00002348 5.432 5.267/5.728 5.458 ± 0.281
4 1342 1342/1342 1342 ± 0.00002405 5.528 5.333/5.66 5.49 ± 0.3071
5 1342 1342/1342 1342 ± 0.00002348 5.569 5.318/5.747 5.572 ± 0.319
6 1342 1342/1342 1342 ± 0.00002392 5.554 5.359/5.72 5.539 ± 0.299
7 1342 1342/1342 1342 ± 0.00002348 5.54 5.376/5.694 5.529 ± 0.2711
8 1342 1342/1342 1342 ± 0.00002348 5.516 5.283/5.63 5.475 ± 0.2782
9 1342 1342/1342 1342 ± 0.00002348 5.79 5.595/6.049 5.743 ± 0.3373
10 1342 1342/1342 1342 ± 0.00002392 6.259 6.024/6.4 6.172 ± 0.3226
11 1342 1342/1342 1342 ± 0.00002392 6.431 6.299/6.596 6.375 ± 0.3313
12 1342 1342/1342 1342 ± 0.00002439 6.576 6.41/6.801 6.554 ± 0.3733
13 1342 1342/1342 1342 ± 0.00002392 7.011 6.943/7.333 7.012 ± 0.384
14 1342 1342/1342 1342 ± 0.00002392 7.291 7.032/7.482 7.212 ± 0.4112
15 1342 1342/1342 1342 ± 0.00002392 6.941 6.69/7.116 6.846 ± 0.4126
16 1342 1342/1342 1342 ± 0.00002848 6.172 5.87/6.31 6.14 ± 0.3588
17 1342 1342/1342 1342 ± 0.00002952 6.163 5.781/6.416 6.115 ± 0.3798
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-04-06 05:10:55.233
End
2024-04-06 06:29:37.363
Duration
1:18:42.129
Note, WebLog generation is not included in the time.

CASA logs for stage 7