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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.589 5.318/5.943 5.672 ± 0.4164
ea02 1342 1342/1342 1342 ± 0 5.811 5.444/6.371 5.95 ± 0.5225
ea04 1342 1342/1342 1342 ± 0 5.527 5.205/6.038 5.66 ± 0.5114
ea05 1342 1342/1342 1342 ± 0 5.321 5.035/5.626 5.333 ± 0.3894
ea06 1342 1342/1342 1342 ± 0 4.926 4.781/5.244 4.985 ± 0.2798
ea07 1342 1342/1342 1342 ± 0 5.611 5.325/5.948 5.693 ± 0.4231
ea08 1342 1342/1342 1342 ± 0 5.683 5.361/6.2 5.783 ± 0.4546
ea09 1342 1342/1342 1342 ± 0 5.373 5.065/5.811 5.445 ± 0.4281
ea10 1342 1342/1342 1342 ± 0.000001087 5.239 5.005/5.905 5.417 ± 0.4539
ea11 1342 1342/1342 1342 ± 0 6.043 5.426/6.604 6.043 ± 0.6682
ea12 1342 1342/1342 1342 ± 0 5.664 5.351/5.994 5.756 ± 0.443
ea13 1342 1342/1342 1342 ± 0 5.932 5.679/6.201 5.991 ± 0.4361
ea14 1342 1342/1342 1342 ± 0 5.367 5.044/5.91 5.453 ± 0.4872
ea15 1342 1342/1342 1342 ± 0 5.842 5.32/6.234 5.85 ± 0.5593
ea16 1342 1342/1342 1342 ± 0 5.584 5.352/5.977 5.703 ± 0.445
ea17 1342 1342/1342 1342 ± 0.000002662 5.432 5.351/5.816 5.596 ± 0.3588
ea18 1342 1342/1342 1342 ± 0 4.744 4.543/5.025 4.795 ± 0.3099
ea19 1342 1342/1342 1342 ± 0 5.437 5.115/5.823 5.466 ± 0.3588
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.542 5.345/6.168 5.731 ± 0.4808
ea22 1342 1342/1342 1342 ± 0 5 4.794/5.529 5.111 ± 0.4604
ea23 1342 1342/1342 1342 ± 0 6.027 5.661/6.747 6.211 ± 0.6334
ea25 1342 1342/1342 1342 ± 0 5.643 5.401/6.153 5.79 ± 0.5126
ea26 1342 1342/1342 1342 ± 0 5.68 5.446/6.234 5.85 ± 0.4686
ea27 1342 1342/1342 1342 ± 0.00003827 5.336 5.124/5.918 5.462 ± 0.417
ea28 1342 1342/1342 1342 ± 0 5.829 5.561/6.561 6.031 ± 0.5809
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 ± 0.00002404 5.396 5.249/5.541 5.382 ± 0.2561
3 1342 1342/1342 1342 ± 0.00002412 5.271 5.095/5.355 5.227 ± 0.274
4 1342 1342/1342 1342 ± 0.00002721 5.216 4.896/5.408 5.144 ± 0.3067
5 1342 1342/1342 1342 ± 0.00002404 5.335 5.041/5.477 5.279 ± 0.3081
6 1342 1342/1342 1342 ± 0.00002404 5.208 5.06/5.381 5.194 ± 0.2667
7 1342 1342/1342 1342 ± 0.00002404 5.327 5.063/5.37 5.238 ± 0.2744
8 1342 1342/1342 1342 ± 0.00002404 5.289 5.005/5.406 5.197 ± 0.3178
9 1342 1342/1342 1342 ± 0.00002404 5.498 5.238/5.67 5.426 ± 0.359
10 1342 1342/1342 1342 ± 0.00002404 5.792 5.563/6.046 5.779 ± 0.3565
11 1342 1342/1342 1342 ± 0.00002404 5.93 5.803/6.195 5.961 ± 0.3586
12 1342 1342/1342 1342 ± 0.00002404 6.067 5.942/6.21 6.003 ± 0.5068
13 1342 1342/1342 1342 ± 0.00002404 6.435 6.102/6.657 6.406 ± 0.463
14 1342 1342/1342 1342 ± 0.00002404 6.598 6.169/6.826 6.49 ± 0.4854
15 1342 1342/1342 1342 ± 0.00002404 6.205 5.832/6.382 6.118 ± 0.4503
16 1342 1342/1342 1342 ± 0.00003325 5.668 5.319/5.875 5.564 ± 0.3754
17 1342 1342/1342 1342 ± 0.00003147 5.507 5.293/5.785 5.515 ± 0.3876
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
Start time
2024-12-03 17:02:30.385
End
2024-12-03 18:14:45.164
Duration
1:12:14.780
Note, WebLog generation is not included in the time.

CASA logs for stage 8