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

Statwt Summary Plot

VLASS2.1.sb38523814.eb38632964.59098.28982543982_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 5.649 5.334/6.091 5.759 ± 0.5503
ea02 1342 1342/1342 1342 ± 0 5.858 5.447/6.517 6.05 ± 0.6576
ea04 1342 1342/1342 1342 ± 0 5.448 5.106/6.086 5.652 ± 0.5739
ea05 1342 1342/1342 1342 ± 0 5.705 5.227/6.207 5.763 ± 0.6179
ea06 1342 1342/1342 1342 ± 0 4.749 4.569/5.27 4.896 ± 0.3997
ea07 1342 1342/1342 1342 ± 0 5.997 5.5/6.328 6.045 ± 0.6107
ea08 1342 1342/1342 1342 ± 0 5.864 5.556/6.684 6.148 ± 0.6886
ea09 1342 1342/1342 1342 ± 0 5.644 5.214/6.304 5.769 ± 0.673
ea10 1342 1342/1342 1342 ± 0 5.923 5.409/6.667 6.018 ± 0.7039
ea11 1342 1342/1342 1342 ± 0 5.906 5.226/6.424 5.894 ± 0.6739
ea12 1342 1342/1342 1342 ± 0 5.751 5.378/6.433 5.973 ± 0.657
ea13 1342 1342/1342 1342 ± 0 6.017 5.721/6.381 6.14 ± 0.5442
ea14 1342 1342/1342 1342 ± 0 5.811 5.2/6.384 5.879 ± 0.6894
ea15 1342 1342/1342 1342 ± 0 5.618 5.109/6.248 5.746 ± 0.7197
ea16 1342 1342/1342 1342 ± 0 6.264 5.68/6.82 6.322 ± 0.7641
ea17 1342 1342/1342 1342 ± 0.000015 6.093 5.619/6.842 6.197 ± 0.6609
ea18 1342 1342/1342 1342 ± 0 5.052 4.771/5.583 5.194 ± 0.5308
ea19 1342 1342/1342 1342 ± 0 6.022 5.552/6.723 6.201 ± 0.6835
ea20 1342 1342/1342 1342 ± 0 6.138 5.696/6.76 6.261 ± 0.6674
ea21 1342 1342/1342 1342 ± 0 5.741 5.384/6.327 5.88 ± 0.6043
ea22 1342 1342/1342 1342 ± 0 5.512 5.222/6.374 5.765 ± 0.6585
ea23 1342 1342/1342 1342 ± 0 6.181 5.514/6.695 6.191 ± 0.7144
ea25 1342 1342/1342 1342 ± 0 5.664 5.29/6.187 5.781 ± 0.5981
ea26 1342 1342/1342 1342 ± 0 6.011 5.578/6.684 6.16 ± 0.7118
ea27 1342 1342/1342 1342 ± 0.00001273 5.661 5.372/6.512 5.895 ± 0.6216
ea28 1342 1342/1342 1342 ± 0.00001815 5.694 5.431/6.497 5.942 ± 0.6876
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 ± 0.00002348 5.359 5.158/5.529 5.33 ± 0.2583
3 1342 1342/1342 1342 ± 0.00002496 5.201 5.006/5.402 5.181 ± 0.2846
4 1342 1342/1342 1342 ± 0.00002368 5.298 5.003/5.435 5.192 ± 0.2987
5 1342 1342/1342 1342 ± 0.00002348 5.417 5.166/5.597 5.383 ± 0.3233
6 1342 1342/1342 1342 ± 0.00002348 5.371 5.128/5.537 5.332 ± 0.2984
7 1342 1342/1342 1342 ± 0.00002348 5.413 5.251/5.565 5.383 ± 0.2837
8 1342 1342/1342 1342 ± 0.00002348 5.409 5.204/5.525 5.339 ± 0.3067
9 1342 1342/1342 1342 ± 0.00002348 5.679 5.445/5.929 5.634 ± 0.3618
10 1342 1342/1342 1342 ± 0.00002348 6.119 5.918/6.29 6.069 ± 0.3296
11 1342 1342/1342 1342 ± 0.00002348 6.364 6.158/6.496 6.29 ± 0.3461
12 1342 1342/1342 1342 ± 0.00002348 6.475 6.359/6.699 6.46 ± 0.3698
13 1342 1342/1342 1342 ± 0.00002348 6.976 6.845/7.125 6.924 ± 0.3987
14 1342 1342/1342 1342 ± 0.00002348 7.218 6.978/7.422 7.122 ± 0.4453
15 1342 1342/1342 1342 ± 0.00002348 6.815 6.571/6.954 6.684 ± 0.442
16 1342 1342/1342 1342 ± 0.00002865 6.017 5.779/6.218 6.011 ± 0.3868
17 1342 1342/1342 1342 ± 0.00002614 6.047 5.808/6.286 6.021 ± 0.3663
vis
VLASS2.1.sb38523814.eb38632964.59098.28982543982_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2025-01-07 03:00:58.646
End
2025-01-07 03:50:20.459
Duration
0:49:21.813
Note, WebLog generation is not included in the time.

CASA logs for stage 8