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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.115 4.936/5.862 5.453 ± 0.6655
ea02 1342 1342/1342 1342 ± 0.00002005 6.069 5.06/6.591 5.861 ± 0.8395
ea04 1342 1342/1342 1342 ± 0.00003538 5.351 4.848/5.89 5.414 ± 0.6835
ea05 1342 1342/1342 1342 ± 0 5.531 5.077/6.524 5.802 ± 0.79
ea06 1342 1342/1342 1342 ± 0.00004116 4.597 4.23/5.217 4.741 ± 0.5674
ea07 1342 1342/1342 1342 ± 0.00004186 5.585 5.119/6.134 5.727 ± 0.7792
ea08 1342 1342/1342 1342 ± 0.00004185 5.378 5.23/6.595 5.889 ± 0.8927
ea09 1342 1342/1342 1342 ± 0.000001391 5.601 5.052/6.501 5.752 ± 0.7441
ea10 1342 1342/1342 1342 ± 0.00004511 5.412 5.032/6.53 5.728 ± 0.837
ea11 1342 1342/1342 1342 ± 0.00005028 5.59 4.809/6.358 5.651 ± 0.8813
ea12 1342 1342/1342 1342 ± 0.00004319 5.58 5.041/6.109 5.722 ± 0.785
ea13 1342 1342/1342 1342 ± 0 5.8 5.39/6.308 6.02 ± 0.7198
ea14 1342 1342/1342 1342 ± 0.00001036 5.187 4.998/6.24 5.568 ± 0.7773
ea15 1342 1342/1342 1342 ± 0.00001371 5.043 4.861/6.154 5.494 ± 0.8131
ea16 1342 1342/1342 1342 ± 0 5.625 5.153/6.508 5.928 ± 0.9159
ea17 1342 1342/1342 1342 ± 0.00005007 5.566 5.286/6.367 5.87 ± 0.8328
ea18 1342 1342/1342 1342 ± 0.00004797 4.675 4.492/5.372 4.946 ± 0.6384
ea19 1342 1342/1342 1342 ± 0 5.751 5.337/6.778 6.066 ± 0.8004
ea20 1342 1342/1342 1342 ± 0.00004563 5.68 5.481/6.667 5.948 ± 0.8668
ea21 1342 1342/1342 1342 ± 0 5.225 5.128/6.345 5.697 ± 0.7664
ea22 1342 1342/1342 1342 ± 0 5.272 4.825/6.07 5.502 ± 0.7381
ea23 1342 1342/1342 1342 ± 0.00003263 5.655 5.168/6.339 5.819 ± 0.9175
ea25 1342 1342/1342 1342 ± 0.00004931 5.116 4.99/6.028 5.497 ± 0.7834
ea26 1342 1342/1342 1342 ± 0 5.662 5.469/6.938 6.114 ± 0.7978
ea27 1342 1342/1342 1342 ± 0.00004839 5.317 5.112/6.368 5.635 ± 0.7435
ea28 1342 1342/1342 1342 ± 0.00004684 5.574 5.151/6.374 5.741 ± 0.8066
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 ± 0.00002353 5.229 5.033/5.567 5.257 ± 0.3151
3 1342 1342/1342 1342 ± 0.00005002 4.453 4.09/4.727 4.36 ± 0.453
5 1342 1342/1342 1342 ± 0.00003669 5.282 5.156/5.514 5.314 ± 0.2217
6 1342 1342/1342 1342 ± 0.00002353 5.069 4.839/5.15 4.992 ± 0.2815
7 1342 1342/1342 1342 ± 0.00002377 5.112 4.982/5.237 5.075 ± 0.2771
8 1342 1342/1342 1342 ± 0.00002353 5.083 4.959/5.191 5.045 ± 0.3033
9 1342 1342/1342 1342 ± 0.00002509 5.247 4.998/5.492 5.232 ± 0.3257
10 1342 1342/1342 1342 ± 0.00002353 5.965 5.816/6.129 5.921 ± 0.3152
11 1342 1342/1342 1342 ± 0.00002353 6.282 6.104/6.373 6.207 ± 0.3336
12 1342 1342/1342 1342 ± 0.00002353 6.498 6.277/6.627 6.423 ± 0.3683
13 1342 1342/1342 1342 ± 0.00002353 6.961 6.834/7.138 6.898 ± 0.4042
14 1342 1342/1342 1342 ± 0.00002353 7.142 6.949/7.385 7.105 ± 0.4452
15 1342 1342/1342 1342 ± 0.00005168 5.901 5.653/6.397 6.001 ± 0.5873
16 1342 1342/1342 1342 ± 0.00006072 4.66 4.523/4.84 4.69 ± 0.2743
17 1342 1342/1342 1342 ± 0.00006095 5.026 4.857/5.264 5.065 ± 0.3551
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
datacolumn
residual_data
Start time
2024-11-02 08:35:46.733
End
2024-11-02 09:21:05.122
Duration
0:45:18.389
Note, WebLog generation is not included in the time.

CASA logs for stage 8