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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.175 5.88/6.869 6.289 ± 0.7916
ea02 1342 1342/1342 1342 ± 0 6.312 5.677/6.66 6.234 ± 0.79
ea03 1342 1342/1342 1342 ± 0 6.023 5.552/6.719 6.151 ± 0.8479
ea04 1342 1342/1342 1342 ± 0 5.643 5.175/6.082 5.65 ± 0.7139
ea05 1342 1342/1342 1342 ± 0 6.072 5.611/6.632 6.104 ± 0.7455
ea06 1342 1342/1342 1342 ± 0 5.893 5.245/6.272 5.805 ± 0.7858
ea07 1342 1342/1342 1342 ± 0 6.088 5.497/6.711 6.115 ± 0.8584
ea08 1342 1342/1342 1342 ± 0 6.618 5.914/7.005 6.566 ± 0.7183
ea09 1342 1342/1342 1342 ± 0 5.809 5.335/6.569 5.895 ± 0.8809
ea10 1342 1342/1342 1342 ± 0 5.879 5.395/6.311 5.802 ± 0.7917
ea11 1342 1342/1342 1342 ± 0.000001068 5.857 5.461/6.617 5.943 ± 0.796
ea12 1342 1342/1342 1342 ± 0 5.647 5.37/6.315 5.829 ± 0.7375
ea13 1342 1342/1342 1342 ± 0 6.308 5.706/6.49 6.049 ± 0.8848
ea14 1342 1342/1342 1342 ± 0 6.15 5.798/6.716 6.21 ± 0.7665
ea15 1342 1342/1342 1342 ± 0 6.861 6.809/7.482 7.068 ± 0.4467
ea17 1342 1342/1342 1342 ± 0 6.384 5.944/7.086 6.432 ± 0.8868
ea18 1342 1342/1342 1342 ± 0 6.411 5.901/7.048 6.514 ± 0.7177
ea19 1342 1342/1342 1342 ± 0 6.083 5.684/6.71 6.158 ± 0.7686
ea20 1342 1342/1342 1342 ± 0 6.574 6.059/7.171 6.623 ± 0.766
ea21 1342 1342/1342 1342 ± 0 5.475 5.202/5.996 5.569 ± 0.6134
ea22 1342 1342/1342 1342 ± 0 6.208 5.784/6.711 6.241 ± 0.693
ea23 1342 1342/1342 1342 ± 0.000001084 6.341 5.672/6.546 6.197 ± 0.7346
ea24 1342 1342/1342 1342 ± 0 6.308 5.503/6.695 6.099 ± 0.6221
ea25 1342 1342/1342 1342 ± 0 6.713 5.857/7.189 6.672 ± 0.8541
ea27 1342 1342/1342 1342 ± 0 5.861 5.459/6.539 5.913 ± 0.6835
ea28 1342 1342/1342 1342 ± 0 6.366 5.928/7.215 6.541 ± 0.7716
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 ± 0.00002392 5.619 5.45/5.839 5.631 ± 0.252
3 1342 1342/1342 1342 ± 0.00002582 4.207 4.035/4.505 4.316 ± 0.6553
4 1342 1342/1342 1342 ± 0.00002397 5.569 5.322/5.825 5.568 ± 0.3523
5 1342 1342/1342 1342 ± 0.00002392 5.676 5.349/5.827 5.643 ± 0.2888
6 1342 1342/1342 1342 ± 0.00002392 5.593 5.369/5.823 5.58 ± 0.2858
7 1342 1342/1342 1342 ± 0.00002392 5.673 5.532/5.844 5.663 ± 0.2521
8 1342 1342/1342 1342 ± 0.00002392 5.602 5.333/5.822 5.578 ± 0.299
9 1342 1342/1342 1342 ± 0.00002392 5.865 5.696/6.095 5.873 ± 0.2954
10 1342 1342/1342 1342 ± 0.00002348 6.424 6.241/6.485 6.366 ± 0.284
11 1342 1342/1342 1342 ± 0.00002348 6.565 6.362/6.732 6.576 ± 0.2889
12 1342 1342/1342 1342 ± 0.00002348 6.712 6.485/6.884 6.715 ± 0.3345
13 1342 1342/1342 1342 ± 0.00002348 7.195 6.912/7.519 7.214 ± 0.3608
14 1342 1342/1342 1342 ± 0.00002348 7.405 7.076/7.712 7.384 ± 0.3701
15 1342 1342/1342 1342 ± 0.00002348 7.101 6.76/7.396 7.075 ± 0.383
16 1342 1342/1342 1342 ± 0.00002348 6.456 6.206/6.929 6.495 ± 0.4251
17 1342 1342/1342 1342 ± 0.00002349 6.466 6.116/6.815 6.443 ± 0.4133
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
statwtmode
VLASS-SE
Start time
2025-07-31 02:59:00.764
End
2025-07-31 04:11:14.167
Duration
1:12:13.403
Note, WebLog generation is not included in the time.

CASA logs for stage 8