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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.856 5.423/6.052 5.821 ± 0.4828
ea02 1342 1342/1342 1342 ± 0 5.955 5.595/6.593 6.115 ± 0.5972
ea04 1342 1342/1342 1342 ± 0 5.539 5.208/6.187 5.724 ± 0.5228
ea05 1342 1342/1342 1342 ± 0 5.898 5.397/6.374 5.864 ± 0.5539
ea06 1342 1342/1342 1342 ± 0 5.041 4.829/5.359 5.115 ± 0.3376
ea07 1342 1342/1342 1342 ± 0 6.15 5.578/6.252 6.097 ± 0.5405
ea08 1342 1342/1342 1342 ± 0 6.005 5.64/6.672 6.224 ± 0.6283
ea09 1342 1342/1342 1342 ± 0 5.83 5.316/6.452 5.909 ± 0.5825
ea10 1342 1342/1342 1342 ± 0 6.006 5.397/6.655 6.065 ± 0.6098
ea11 1342 1342/1342 1342 ± 0 5.965 5.313/6.378 5.955 ± 0.622
ea12 1342 1342/1342 1342 ± 0 5.971 5.515/6.506 6.094 ± 0.6302
ea13 1342 1342/1342 1342 ± 0 6.389 5.93/6.488 6.321 ± 0.476
ea14 1342 1342/1342 1342 ± 0 5.933 5.335/6.433 5.94 ± 0.6224
ea15 1342 1342/1342 1342 ± 0 5.763 5.215/6.343 5.871 ± 0.6628
ea16 1342 1342/1342 1342 ± 0 6.22 5.778/6.801 6.369 ± 0.6693
ea17 1342 1342/1342 1342 ± 0.000009874 6.164 5.681/6.825 6.203 ± 0.5709
ea18 1342 1342/1342 1342 ± 0 5.145 4.792/5.586 5.224 ± 0.4964
ea19 1342 1342/1342 1342 ± 0 6.046 5.635/6.55 6.226 ± 0.6093
ea20 1342 1342/1342 1342 ± 0 6.325 5.798/6.878 6.308 ± 0.6052
ea21 1342 1342/1342 1342 ± 0 5.883 5.443/6.266 5.921 ± 0.5125
ea22 1342 1342/1342 1342 ± 0 5.718 5.342/6.461 5.903 ± 0.5992
ea23 1342 1342/1342 1342 ± 0 6.213 5.617/6.544 6.192 ± 0.6421
ea25 1342 1342/1342 1342 ± 0 5.649 5.345/6.188 5.78 ± 0.5342
ea26 1342 1342/1342 1342 ± 0 6.321 5.807/6.95 6.333 ± 0.6171
ea27 1342 1342/1342 1342 ± 0.00002226 5.65 5.461/6.397 5.884 ± 0.5389
ea28 1342 1342/1342 1342 ± 0.00001742 5.764 5.534/6.487 6.05 ± 0.5808
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 5.515 5.339/5.777 5.532 ± 0.2718
4 1342 1342/1342 1342 ± 0.00002573 5.438 5.318/5.58 5.423 ± 0.3559
5 1342 1342/1342 1342 ± 0.00002351 5.545 5.285/5.722 5.518 ± 0.3363
6 1342 1342/1342 1342 ± 0.00002351 5.403 5.176/5.571 5.38 ± 0.293
7 1342 1342/1342 1342 ± 0.00002351 5.43 5.266/5.588 5.428 ± 0.2681
8 1342 1342/1342 1342 ± 0.00002351 5.415 5.166/5.569 5.366 ± 0.2875
9 1342 1342/1342 1342 ± 0.00002351 5.615 5.476/5.921 5.625 ± 0.332
10 1342 1342/1342 1342 ± 0.00002351 6.078 5.897/6.221 6.028 ± 0.3217
11 1342 1342/1342 1342 ± 0.00002351 6.294 6.149/6.423 6.231 ± 0.3197
12 1342 1342/1342 1342 ± 0.00002396 6.403 6.227/6.554 6.376 ± 0.3553
13 1342 1342/1342 1342 ± 0.00002351 6.877 6.741/7.035 6.839 ± 0.3723
14 1342 1342/1342 1342 ± 0.00002351 7.125 6.848/7.339 7.051 ± 0.4165
15 1342 1342/1342 1342 ± 0.00002351 6.777 6.557/6.977 6.693 ± 0.4002
16 1342 1342/1342 1342 ± 0.00002789 6.01 5.732/6.362 6.044 ± 0.3922
17 1342 1342/1342 1342 ± 0.00002803 6.134 5.834/6.348 6.072 ± 0.3777
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
output_dir
 
Start time
2024-12-17 05:59:50.041
End
2024-12-17 07:06:18.721
Duration
1:06:28.681
Note, WebLog generation is not included in the time.

CASA logs for stage 8