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 5.684 5.36/6.112 5.773 ± 0.5628
ea02 1342 1342/1342 1342 ± 0 5.972 5.556/6.673 6.119 ± 0.6155
ea04 1342 1342/1342 1342 ± 0 5.348 4.999/5.919 5.513 ± 0.5747
ea05 1342 1342/1342 1342 ± 0 5.827 5.346/6.352 5.806 ± 0.6328
ea06 1342 1342/1342 1342 ± 0 5.153 4.874/5.495 5.2 ± 0.4004
ea07 1342 1342/1342 1342 ± 0 5.855 5.501/6.271 5.982 ± 0.5485
ea08 1342 1342/1342 1342 ± 0 5.92 5.73/6.831 6.24 ± 0.7196
ea09 1342 1342/1342 1342 ± 0 5.868 5.286/6.4 5.893 ± 0.6464
ea10 1342 1342/1342 1342 ± 0.00001559 5.833 5.429/6.719 6.049 ± 0.693
ea11 1342 1342/1342 1342 ± 0 5.99 5.32/6.583 6.011 ± 0.7358
ea12 1342 1342/1342 1342 ± 0 5.366 5.285/5.524 5.459 ± 0.2297
ea13 1342 1342/1342 1342 ± 0 6.149 5.815/6.424 6.202 ± 0.5052
ea14 1342 1342/1342 1342 ± 0 5.923 5.302/6.398 5.864 ± 0.6367
ea15 1342 1342/1342 1342 ± 0 5.751 5.099/6.18 5.774 ± 0.7034
ea16 1342 1342/1342 1342 ± 0 6.186 5.61/6.708 6.152 ± 0.713
ea17 1342 1342/1342 1342 ± 0.000008191 6.044 5.691/6.592 6.211 ± 0.6444
ea18 1342 1342/1342 1342 ± 0 5.166 4.792/5.65 5.219 ± 0.5003
ea19 1342 1342/1342 1342 ± 0 6.167 5.516/6.72 6.142 ± 0.6437
ea20 1342 1342/1342 1342 ± 0 6.071 5.712/6.752 6.22 ± 0.6579
ea21 1342 1342/1342 1342 ± 0 5.637 5.368/6.351 5.848 ± 0.5797
ea22 1342 1342/1342 1342 ± 0 5.516 5.307/6.298 5.809 ± 0.6269
ea23 1342 1342/1342 1342 ± 0 5.938 5.529/6.514 6.083 ± 0.6831
ea25 1342 1342/1342 1342 ± 0 5.805 5.543/6.353 5.975 ± 0.6057
ea26 1342 1342/1342 1342 ± 0 6.281 5.77/7.035 6.317 ± 0.6814
ea27 1342 1342/1342 1342 ± 0.00004039 5.686 5.388/6.513 5.852 ± 0.6142
ea28 1342 1342/1342 1342 ± 0.000001429 5.832 5.526/6.599 6.022 ± 0.6751
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 5.56 5.31/5.762 5.518 ± 0.2726
3 1342 1342/1342 1342 ± 0.00002438 5.214 4.988/5.369 5.188 ± 0.2555
4 1342 1342/1342 1342 ± 0.0000285 5.255 5.113/5.399 5.256 ± 0.3002
5 1342 1342/1342 1342 ± 0.00002353 5.38 5.1/5.523 5.353 ± 0.3252
6 1342 1342/1342 1342 ± 0.00002398 5.453 5.168/5.528 5.385 ± 0.3082
7 1342 1342/1342 1342 ± 0.00002353 5.435 5.297/5.538 5.402 ± 0.2666
8 1342 1342/1342 1342 ± 0.00002353 5.426 5.198/5.562 5.375 ± 0.2981
9 1342 1342/1342 1342 ± 0.00002353 5.731 5.494/5.941 5.673 ± 0.3329
10 1342 1342/1342 1342 ± 0.00002353 6.167 5.972/6.303 6.102 ± 0.3348
11 1342 1342/1342 1342 ± 0.00002398 6.41 6.202/6.524 6.332 ± 0.3476
12 1342 1342/1342 1342 ± 0.00002446 6.578 6.394/6.719 6.496 ± 0.3678
13 1342 1342/1342 1342 ± 0.00002398 6.997 6.852/7.212 6.951 ± 0.3765
14 1342 1342/1342 1342 ± 0.00002398 7.216 6.934/7.325 7.1 ± 0.4088
15 1342 1342/1342 1342 ± 0.00002398 6.689 6.514/6.886 6.643 ± 0.3696
16 1342 1342/1342 1342 ± 0.0000332 5.929 5.834/6.102 5.959 ± 0.2721
17 1342 1342/1342 1342 ± 0.0000349 5.949 5.849/6.173 5.969 ± 0.2748
datacolumn
residual_data
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2025-01-29 22:40:13.899
End
2025-01-29 23:13:32.504
Duration
0:33:18.605
Note, WebLog generation is not included in the time.

CASA logs for stage 8