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

Statwt Summary Plot

VLASS2.1.sb38611939.eb38656872.59108.99831386574_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 5.742 5.221/6.021 5.636 ± 0.5919
ea02 1342 1342/1342 1342 ± 0.0000135 5.728 5.262/6.325 5.833 ± 0.6694
ea04 1342 1342/1342 1342 ± 0 5.355 5.042/5.993 5.559 ± 0.5683
ea05 1342 1342/1342 1342 ± 0 5.753 5.248/6.258 5.811 ± 0.6294
ea06 1342 1342/1342 1342 ± 0 4.752 4.585/5.176 4.868 ± 0.357
ea07 1342 1342/1342 1342 ± 0 5.842 5.262/6.084 5.79 ± 0.621
ea08 1342 1342/1342 1342 ± 0 5.96 5.502/6.654 6.116 ± 0.7118
ea09 1342 1342/1342 1342 ± 0 5.624 5.101/6.2 5.688 ± 0.6752
ea10 1342 1342/1342 1342 ± 0 5.87 5.212/6.522 5.829 ± 0.7365
ea11 1342 1342/1342 1342 ± 0 5.951 5.107/6.359 5.8 ± 0.7299
ea12 1342 1342/1342 1342 ± 0 5.603 5.215/6.337 5.839 ± 0.6733
ea13 1342 1342/1342 1342 ± 0 6.055 5.666/6.354 6.106 ± 0.5178
ea14 1342 1342/1342 1342 ± 0 5.701 5.149/6.309 5.784 ± 0.6918
ea15 1342 1342/1342 1342 ± 0 5.603 5.198/6.258 5.784 ± 0.6769
ea16 1342 1342/1342 1342 ± 0 6.088 5.512/6.643 6.146 ± 0.7482
ea17 1342 1342/1342 1342 ± 0 5.907 5.264/6.76 5.969 ± 0.6939
ea18 1342 1342/1342 1342 ± 0 4.884 4.603/5.42 5.026 ± 0.5247
ea19 1342 1342/1342 1342 ± 0 5.876 5.449/6.618 6.065 ± 0.6901
ea20 1342 1342/1342 1342 ± 0 6.174 5.574/6.705 6.108 ± 0.6625
ea21 1342 1342/1342 1342 ± 0 5.625 5.256/6.187 5.747 ± 0.589
ea22 1342 1342/1342 1342 ± 0 5.392 5.168/6.217 5.671 ± 0.6619
ea23 1342 1342/1342 1342 ± 0 5.9 5.268/6.314 5.953 ± 0.6942
ea25 1342 1342/1342 1342 ± 0 5.477 5.155/6.021 5.62 ± 0.5823
ea26 1342 1342/1342 1342 ± 0 5.991 5.496/6.568 6.071 ± 0.7094
ea27 1342 1342/1342 1342 ± 0 5.44 5.122/6.265 5.634 ± 0.6175
ea28 1342 1342/1342 1342 ± 0.000004049 5.742 5.361/6.386 5.88 ± 0.7054
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 ± 0.00002351 5.222 5.103/5.457 5.228 ± 0.2476
3 1342 1342/1342 1342 ± 0.00002351 4.989 4.653/5.244 4.971 ± 0.3499
4 1342 1342/1342 1342 ± 0.00002503 5.119 4.991/5.237 5.084 ± 0.2766
5 1342 1342/1342 1342 ± 0.00002351 5.213 4.998/5.349 5.209 ± 0.3025
6 1342 1342/1342 1342 ± 0.00002351 5.23 5.018/5.392 5.215 ± 0.2884
7 1342 1342/1342 1342 ± 0.00002351 5.245 5.157/5.443 5.263 ± 0.2564
8 1342 1342/1342 1342 ± 0.00002351 5.284 5.096/5.426 5.235 ± 0.2792
9 1342 1342/1342 1342 ± 0.00002351 5.583 5.381/5.74 5.512 ± 0.3187
10 1342 1342/1342 1342 ± 0.00002351 5.993 5.802/6.096 5.937 ± 0.3193
11 1342 1342/1342 1342 ± 0.00002351 6.23 6.038/6.339 6.157 ± 0.3384
12 1342 1342/1342 1342 ± 0.00002394 6.363 6.164/6.594 6.32 ± 0.363
13 1342 1342/1342 1342 ± 0.00002351 6.785 6.695/7.067 6.762 ± 0.3868
14 1342 1342/1342 1342 ± 0.00002351 7.029 6.801/7.193 6.946 ± 0.4264
15 1342 1342/1342 1342 ± 0.00002351 6.702 6.5/6.872 6.61 ± 0.4203
16 1342 1342/1342 1342 ± 0.00002353 6.015 5.92/6.231 5.997 ± 0.3849
17 1342 1342/1342 1342 ± 0.00002368 6.031 5.852/6.256 6.005 ± 0.366
statwtmode
VLASS-SE
vis
VLASS2.1.sb38611939.eb38656872.59108.99831386574_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-01-25 05:08:50.546
End
2025-01-25 05:40:39.753
Duration
0:31:49.207
Note, WebLog generation is not included in the time.

CASA logs for stage 8