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

Statwt Summary Plot

VLASS2.2.sb40879186.eb40941791.59520.340825879626_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 6.305 5.835/6.742 6.364 ± 0.6476
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.00003107 5.797 5.461/6.23 5.93 ± 0.5655
ea06 1342 1342/1342 1342 ± 0 5.994 5.655/6.409 6.058 ± 0.5474
ea07 1342 1342/1342 1342 ± 0 6.092 5.707/6.221 6.122 ± 0.5386
ea08 1342 1342/1342 1342 ± 0.00002436 6.328 5.901/6.781 6.368 ± 0.6082
ea09 1342 1342/1342 1342 ± 0.000001277 6.132 5.576/6.711 6.176 ± 0.6265
ea10 1342 1342/1342 1342 ± 0 6.039 5.667/6.854 6.213 ± 0.6469
ea11 1342 1342/1342 1342 ± 0 6.038 5.72/6.544 6.153 ± 0.5971
ea12 1342 1342/1342 1342 ± 0 6.293 5.785/6.644 6.301 ± 0.6294
ea13 1342 1342/1342 1342 ± 0.00001021 5.826 5.686/6.215 5.94 ± 0.4892
ea14 1342 1342/1342 1342 ± 0 6.269 5.976/6.933 6.465 ± 0.6433
ea15 1342 1342/1342 1342 ± 0 5.611 5.341/6.068 5.74 ± 0.5291
ea16 1342 1342/1342 1342 ± 0 6.35 5.93/6.839 6.465 ± 0.6634
ea17 1342 1342/1342 1342 ± 0 6.42 6.127/7.323 6.681 ± 0.6372
ea18 1342 1342/1342 1342 ± 0 5.083 4.738/5.532 5.173 ± 0.5186
ea19 1342 1342/1342 1342 ± 0 6.371 6.195/7.232 6.615 ± 0.6894
ea20 1342 1342/1342 1342 ± 0 6.012 5.8/6.882 6.267 ± 0.605
ea21 1342 1342/1342 1342 ± 0 5.935 5.764/6.58 6.204 ± 0.5511
ea22 1342 1342/1342 1342 ± 0 6.239 5.6/6.485 6.102 ± 0.6393
ea23 1342 1342/1342 1342 ± 0 6.22 5.912/6.866 6.473 ± 0.6485
ea24 1342 1342/1342 1342 ± 0 6.014 5.176/6.41 5.837 ± 0.6029
ea26 1342 1342/1342 1342 ± 0 6.323 5.932/7.062 6.473 ± 0.6923
ea27 1342 1342/1342 1342 ± 0 6.101 5.878/7.06 6.375 ± 0.6819
ea28 1342 1342/1342 1342 ± 0 5.996 5.888/6.908 6.354 ± 0.7087
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 ± 0.00002442 5.869 5.637/6.024 5.794 ± 0.3523
4 1342 1342/1342 1342 ± 0.00003189 5.246 5.122/5.388 5.239 ± 0.3731
5 1342 1342/1342 1342 ± 0.00002442 5.841 5.581/6.029 5.76 ± 0.3897
6 1342 1342/1342 1342 ± 0.00002442 5.737 5.464/5.885 5.662 ± 0.3032
7 1342 1342/1342 1342 ± 0.00002442 5.736 5.404/5.922 5.682 ± 0.3304
8 1342 1342/1342 1342 ± 0.00002442 5.609 5.304/5.796 5.586 ± 0.3546
9 1342 1342/1342 1342 ± 0.00002442 5.947 5.613/6.117 5.851 ± 0.351
10 1342 1342/1342 1342 ± 0.00002442 6.326 6.125/6.551 6.268 ± 0.3503
11 1342 1342/1342 1342 ± 0.00002442 6.516 6.328/6.782 6.494 ± 0.3729
12 1342 1342/1342 1342 ± 0.00002442 6.677 6.399/6.9 6.634 ± 0.4035
13 1342 1342/1342 1342 ± 0.00002442 7.117 6.832/7.441 7.097 ± 0.4299
14 1342 1342/1342 1342 ± 0.00002442 7.3 7.17/7.646 7.325 ± 0.4176
15 1342 1342/1342 1342 ± 0.00002442 7.022 6.668/7.295 7.003 ± 0.4132
16 1342 1342/1342 1342 ± 0.00002446 6.133 5.902/6.423 6.16 ± 0.3914
17 1342 1342/1342 1342 ± 0.00003137 6.156 5.798/6.329 6.087 ± 0.3658
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.2.sb40879186.eb40941791.59520.340825879626_split_split.ms
Start time
2025-04-19 01:00:02.583
End
2025-04-19 01:46:29.684
Duration
0:46:27.101
Note, WebLog generation is not included in the time.

CASA logs for stage 8