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

Statwt Summary Plot

VLASS2.1.sb38464181.eb38625161.59091.97021673611_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 5.311 5.182/6.082 5.58 ± 0.7049
ea02 1342 1342/1342 1342 ± 0.00003984 5.816 5.218/6.575 5.953 ± 0.8457
ea04 1342 1342/1342 1342 ± 0.00002465 5.141 4.905/5.864 5.346 ± 0.6501
ea05 1342 1342/1342 1342 ± 0 5.327 5.042/6.372 5.697 ± 0.7134
ea06 1342 1342/1342 1342 ± 0.000009773 4.69 4.547/5.28 4.937 ± 0.4745
ea07 1342 1342/1342 1342 ± 0.00003965 5.818 5.385/6.277 5.844 ± 0.8383
ea08 1342 1342/1342 1342 ± 0.00002489 6.551 5.514/7.067 6.219 ± 0.8085
ea10 1342 1342/1342 1342 ± 0.00003967 5.581 5.111/6.609 5.803 ± 0.8658
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00001483 5.389 5.207/6.453 5.764 ± 0.8631
ea13 1342 1342/1342 1342 ± 0 5.722 5.453/6.275 5.943 ± 0.6703
ea14 1342 1342/1342 1342 ± 0.000003039 5.382 5.119/6.356 5.669 ± 0.8189
ea15 1342 1342/1342 1342 ± 0.00001903 5.109 4.978/6.05 5.514 ± 0.7645
ea16 1342 1342/1342 1342 ± 0 5.895 5.456/6.754 6.051 ± 0.9175
ea17 1342 1342/1342 1342 ± 0.00003967 5.709 5.282/6.797 5.955 ± 0.8611
ea18 1342 1342/1342 1342 ± 0.00003089 4.948 4.749/5.634 5.131 ± 0.5539
ea19 1342 1342/1342 1342 ± 0 5.674 5.498/6.712 6.038 ± 0.7797
ea20 1342 1342/1342 1342 ± 0.00002147 5.714 5.548/6.671 6.018 ± 0.8967
ea21 1342 1342/1342 1342 ± 0.000005365 5.526 5.238/6.247 5.737 ± 0.7298
ea22 1342 1342/1342 1342 ± 0.00002509 5.434 5.019/6.496 5.784 ± 0.7763
ea23 1342 1342/1342 1342 ± 0.00003897 5.673 5.34/6.539 5.888 ± 0.9189
ea25 1342 1342/1342 1342 ± 0.00003961 5.292 4.869/6.164 5.552 ± 0.7886
ea26 1342 1342/1342 1342 ± 0.00001471 5.719 5.623/6.794 6.191 ± 0.8057
ea27 1342 1342/1342 1342 ± 0.00003967 5.437 5.03/6.365 5.69 ± 0.7596
ea28 1342 1342/1342 1342 ± 0.00003388 5.979 5.363/6.581 5.933 ± 0.7762
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 ± 0.0000244 5.215 4.935/5.42 5.186 ± 0.2776
6 1342 1342/1342 1342 ± 0.0000244 5.325 5.084/5.509 5.293 ± 0.3023
7 1342 1342/1342 1342 ± 0.0000244 5.3 5.124/5.504 5.299 ± 0.2682
8 1342 1342/1342 1342 ± 0.0000244 5.272 5.03/5.443 5.221 ± 0.2898
9 1342 1342/1342 1342 ± 0.00002451 5.443 5.254/5.669 5.418 ± 0.3249
10 1342 1342/1342 1342 ± 0.0000244 6 5.879/6.189 5.966 ± 0.3389
11 1342 1342/1342 1342 ± 0.0000244 6.277 6.132/6.416 6.204 ± 0.3555
12 1342 1342/1342 1342 ± 0.0000244 6.432 6.216/6.604 6.366 ± 0.3785
13 1342 1342/1342 1342 ± 0.0000244 6.782 6.658/7.086 6.781 ± 0.3978
14 1342 1342/1342 1342 ± 0.0000244 7.067 6.831/7.285 7.004 ± 0.4431
15 1342 1342/1342 1342 ± 0.0000244 6.662 6.368/6.762 6.534 ± 0.4634
16 1342 1342/1342 1342 ± 0.00006059 4.422 4.271/4.609 4.446 ± 0.2653
17 1342 1342/1342 1342 ± 0.00006048 4.575 4.363/4.854 4.616 ± 0.298
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-21 09:03:43.755
End
2024-12-21 10:00:38.760
Duration
0:56:55.005
Note, WebLog generation is not included in the time.

CASA logs for stage 8