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

Statwt Summary Plot

VLASS2.1.sb38597432.eb38627615.59094.07999482639_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 5.632 5.236/6.106 5.712 ± 0.5488
ea02 1342 1342/1342 1342 ± 0 5.907 5.284/6.371 5.914 ± 0.6371
ea04 1342 1342/1342 1342 ± 0 5.368 5.041/6.065 5.586 ± 0.5921
ea05 1342 1342/1342 1342 ± 0 5.645 5.204/6.185 5.742 ± 0.5973
ea06 1342 1342/1342 1342 ± 0 4.949 4.666/5.377 5.022 ± 0.4191
ea07 1342 1342/1342 1342 ± 0 5.866 5.359/6.185 5.919 ± 0.5735
ea08 1342 1342/1342 1342 ± 0 5.927 5.417/6.539 6.038 ± 0.6615
ea09 1342 1342/1342 1342 ± 0 5.598 5.098/6.156 5.678 ± 0.6605
ea11 1342 1342/1342 1342 ± 0 5.743 5.188/6.295 5.778 ± 0.6542
ea12 1342 1342/1342 1342 ± 0 5.714 5.296/6.343 5.918 ± 0.6519
ea13 1342 1342/1342 1342 ± 0 6.038 5.645/6.318 6.088 ± 0.5005
ea14 1342 1342/1342 1342 ± 0 5.721 5.199/6.271 5.75 ± 0.6362
ea15 1342 1342/1342 1342 ± 0 5.47 4.984/6.074 5.61 ± 0.6819
ea16 1342 1342/1342 1342 ± 0 6.027 5.562/6.491 6.114 ± 0.7084
ea17 1342 1342/1342 1342 ± 0.000002176 5.983 5.466/6.747 6.069 ± 0.6272
ea18 1342 1342/1342 1342 ± 0 5.018 4.703/5.455 5.117 ± 0.5075
ea19 1342 1342/1342 1342 ± 0 6.121 5.433/6.643 6.05 ± 0.6477
ea20 1342 1342/1342 1342 ± 0 6.052 5.635/6.698 6.174 ± 0.6618
ea21 1342 1342/1342 1342 ± 0 5.568 5.29/6.224 5.751 ± 0.5751
ea22 1342 1342/1342 1342 ± 0 5.656 5.231/6.254 5.745 ± 0.6396
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.478 5.138/5.964 5.595 ± 0.5698
ea26 1342 1342/1342 1342 ± 0 6.009 5.532/6.587 6.061 ± 0.7013
ea27 1342 1342/1342 1342 ± 0.00003867 5.619 5.232/6.342 5.742 ± 0.614
ea28 1342 1342/1342 1342 ± 0 5.643 5.294/6.34 5.818 ± 0.6399
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 ± 0.00002442 5.313 5.15/5.51 5.316 ± 0.2455
3 1342 1342/1342 1342 ± 0.00002448 5.042 4.896/5.291 5.084 ± 0.2698
4 1342 1342/1342 1342 ± 0.00002493 5.244 5.018/5.351 5.156 ± 0.3334
5 1342 1342/1342 1342 ± 0.00002442 5.241 5.032/5.397 5.226 ± 0.3147
6 1342 1342/1342 1342 ± 0.00002442 5.279 5.028/5.431 5.225 ± 0.295
7 1342 1342/1342 1342 ± 0.00002442 5.253 5.13/5.429 5.258 ± 0.2474
8 1342 1342/1342 1342 ± 0.00002442 5.292 5.056/5.404 5.229 ± 0.2732
9 1342 1342/1342 1342 ± 0.00002442 5.54 5.36/5.787 5.514 ± 0.3038
10 1342 1342/1342 1342 ± 0.00002442 5.985 5.867/6.163 5.954 ± 0.3015
11 1342 1342/1342 1342 ± 0.00002442 6.224 6.076/6.318 6.162 ± 0.3126
12 1342 1342/1342 1342 ± 0.00002442 6.352 6.176/6.488 6.33 ± 0.3392
13 1342 1342/1342 1342 ± 0.00002442 6.77 6.621/6.984 6.748 ± 0.3522
14 1342 1342/1342 1342 ± 0.00002442 6.894 6.795/7.2 6.929 ± 0.3977
15 1342 1342/1342 1342 ± 0.00002442 6.58 6.446/6.807 6.543 ± 0.3666
16 1342 1342/1342 1342 ± 0.00003344 5.982 5.856/6.246 5.974 ± 0.3182
17 1342 1342/1342 1342 ± 0.00003264 5.999 5.874/6.216 5.973 ± 0.3126
vis
VLASS2.1.sb38597432.eb38627615.59094.07999482639_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-12-13 10:03:20.587
End
2024-12-13 11:09:44.473
Duration
1:06:23.887
Note, WebLog generation is not included in the time.

CASA logs for stage 8