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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.6 5.193/6.029 5.673 ± 0.5755
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.528 5.153/6.072 5.649 ± 0.5831
ea05 1342 1342/1342 1342 ± 0 5.743 5.209/6.301 5.797 ± 0.618
ea06 1342 1342/1342 1342 ± 0 5.073 4.859/5.498 5.153 ± 0.4193
ea07 1342 1342/1342 1342 ± 0 5.9 5.417/6.217 5.936 ± 0.6188
ea08 1342 1342/1342 1342 ± 0 5.92 5.446/6.626 6.009 ± 0.6987
ea09 1342 1342/1342 1342 ± 0 5.694 5.092/6.365 5.729 ± 0.6556
ea10 1342 1342/1342 1342 ± 0 5.821 5.172/6.543 5.847 ± 0.6844
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.83 5.392/6.375 5.963 ± 0.6642
ea13 1342 1342/1342 1342 ± 0 5.984 5.601/6.325 6.046 ± 0.5388
ea14 1342 1342/1342 1342 ± 0 5.948 5.274/6.343 5.856 ± 0.6482
ea15 1342 1342/1342 1342 ± 0 5.561 5.088/6.14 5.667 ± 0.688
ea16 1342 1342/1342 1342 ± 0 6.101 5.569/6.556 6.163 ± 0.7452
ea17 1342 1342/1342 1342 ± 0.000004302 5.99 5.539/6.722 6.029 ± 0.671
ea18 1342 1342/1342 1342 ± 0 5.013 4.746/5.44 5.104 ± 0.5199
ea19 1342 1342/1342 1342 ± 0 6.152 5.564/6.69 6.129 ± 0.6614
ea20 1342 1342/1342 1342 ± 0 6.354 5.789/6.863 6.229 ± 0.6906
ea21 1342 1342/1342 1342 ± 0 5.604 5.324/6.231 5.754 ± 0.5858
ea22 1342 1342/1342 1342 ± 0 5.691 5.103/6.327 5.746 ± 0.6787
ea23 1342 1342/1342 1342 ± 0 5.955 5.453/6.519 6.012 ± 0.7153
ea25 1342 1342/1342 1342 ± 0.000002152 5.563 5.227/6.138 5.633 ± 0.601
ea26 1342 1342/1342 1342 ± 0 5.998 5.503/6.63 6.055 ± 0.6998
ea27 1342 1342/1342 1342 ± 0.0000243 5.661 5.107/6.354 5.713 ± 0.6296
ea28 1342 1342/1342 1342 ± 0 5.644 5.35/6.421 5.798 ± 0.6872
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 ± 0.00002441 5.412 5.201/5.598 5.393 ± 0.2451
3 1342 1342/1342 1342 ± 0.00002635 5.068 4.877/5.299 5.09 ± 0.2784
4 1342 1342/1342 1342 ± 0.00002441 5.14 4.987/5.325 5.133 ± 0.2948
5 1342 1342/1342 1342 ± 0.00002575 5.332 5.093/5.41 5.294 ± 0.3014
6 1342 1342/1342 1342 ± 0.00002479 4.927 4.775/5.07 4.907 ± 0.2207
7 1342 1342/1342 1342 ± 0.00002441 5.369 5.221/5.535 5.356 ± 0.2416
8 1342 1342/1342 1342 ± 0.00002441 5.357 5.127/5.534 5.31 ± 0.2703
9 1342 1342/1342 1342 ± 0.00002441 5.582 5.448/5.849 5.588 ± 0.303
10 1342 1342/1342 1342 ± 0.00002441 6.01 5.879/6.195 5.988 ± 0.3046
11 1342 1342/1342 1342 ± 0.00002441 6.292 6.137/6.443 6.227 ± 0.3171
12 1342 1342/1342 1342 ± 0.00002441 6.4 6.205/6.542 6.356 ± 0.3388
13 1342 1342/1342 1342 ± 0.00002441 6.799 6.67/7.033 6.8 ± 0.3567
14 1342 1342/1342 1342 ± 0.00002441 6.985 6.8/7.302 6.976 ± 0.3902
15 1342 1342/1342 1342 ± 0.00002441 6.671 6.458/6.867 6.593 ± 0.3642
16 1342 1342/1342 1342 ± 0.00002855 5.968 5.825/6.205 5.965 ± 0.3215
17 1342 1342/1342 1342 ± 0.00002722 5.959 5.791/6.174 5.956 ± 0.3041
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
Start time
2024-05-01 11:13:58.646
End
2024-05-01 12:26:31.989
Duration
1:12:33.343
Note, WebLog generation is not included in the time.

CASA logs for stage 7