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 5.567 5.276/6.036 5.664 ± 0.5338
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.576 5.154/6.103 5.678 ± 0.5625
ea05 1342 1342/1342 1342 ± 0 5.705 5.362/6.295 5.834 ± 0.5682
ea06 1342 1342/1342 1342 ± 0 5.019 4.736/5.367 5.085 ± 0.3674
ea07 1342 1342/1342 1342 ± 0 5.904 5.462/6.272 5.999 ± 0.5389
ea08 1342 1342/1342 1342 ± 0 5.929 5.528/6.591 6.033 ± 0.6718
ea09 1342 1342/1342 1342 ± 0 5.705 5.238/6.379 5.773 ± 0.6124
ea10 1342 1342/1342 1342 ± 0.000006021 5.785 5.328/6.6 5.912 ± 0.6723
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.848 5.43/6.36 5.951 ± 0.5962
ea13 1342 1342/1342 1342 ± 0 6.143 5.782/6.37 6.137 ± 0.503
ea14 1342 1342/1342 1342 ± 0 5.824 5.277/6.374 5.851 ± 0.6462
ea15 1342 1342/1342 1342 ± 0 5.802 5.201/6.225 5.774 ± 0.6543
ea16 1342 1342/1342 1342 ± 0 6.168 5.729/6.667 6.258 ± 0.7153
ea17 1342 1342/1342 1342 ± 0.000008266 5.967 5.575/6.434 6.058 ± 0.6571
ea18 1342 1342/1342 1342 ± 0 5.095 4.822/5.502 5.171 ± 0.492
ea19 1342 1342/1342 1342 ± 0 6.004 5.589/6.623 6.148 ± 0.6274
ea20 1342 1342/1342 1342 ± 0 6.22 5.839/6.796 6.278 ± 0.6705
ea21 1342 1342/1342 1342 ± 0 5.685 5.398/6.301 5.859 ± 0.5468
ea22 1342 1342/1342 1342 ± 0 5.846 5.183/6.352 5.748 ± 0.6314
ea23 1342 1342/1342 1342 ± 0 5.989 5.537/6.62 6.111 ± 0.6486
ea25 1342 1342/1342 1342 ± 0.00000232 5.62 5.271/6.091 5.695 ± 0.5836
ea26 1342 1342/1342 1342 ± 0 6.142 5.665/6.755 6.151 ± 0.6454
ea27 1342 1342/1342 1342 ± 0.00003867 5.579 5.297/6.349 5.742 ± 0.5963
ea28 1342 1342/1342 1342 ± 0.00000164 5.612 5.416/6.373 5.822 ± 0.6557
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 ± 0.00002446 5.463 5.282/5.638 5.446 ± 0.2579
3 1342 1342/1342 1342 ± 0.00002733 4.911 4.744/5.228 4.965 ± 0.2925
4 1342 1342/1342 1342 ± 0.00002446 5.29 5.059/5.418 5.235 ± 0.2994
5 1342 1342/1342 1342 ± 0.00002515 5.32 5.071/5.487 5.296 ± 0.3098
6 1342 1342/1342 1342 ± 0.00002446 5.369 5.217/5.572 5.348 ± 0.2801
7 1342 1342/1342 1342 ± 0.00002446 5.414 5.295/5.609 5.427 ± 0.258
8 1342 1342/1342 1342 ± 0.00002446 5.437 5.19/5.579 5.372 ± 0.2861
9 1342 1342/1342 1342 ± 0.00002446 5.659 5.5/5.926 5.628 ± 0.3217
10 1342 1342/1342 1342 ± 0.00002446 6.044 5.957/6.261 6.046 ± 0.3116
11 1342 1342/1342 1342 ± 0.00002446 6.339 6.181/6.513 6.263 ± 0.3385
12 1342 1342/1342 1342 ± 0.00002446 6.428 6.268/6.661 6.404 ± 0.3605
13 1342 1342/1342 1342 ± 0.00002446 6.845 6.744/7.021 6.825 ± 0.3797
14 1342 1342/1342 1342 ± 0.00002446 7.034 6.793/7.242 6.952 ± 0.404
15 1342 1342/1342 1342 ± 0.00002446 6.58 6.466/6.821 6.538 ± 0.3961
16 1342 1342/1342 1342 ± 0.00003343 5.975 5.776/6.272 5.993 ± 0.3412
17 1342 1342/1342 1342 ± 0.00003289 5.9 5.733/6.163 5.937 ± 0.3235
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-05-01 09:12:52.411
End
2024-05-01 10:09:39.078
Duration
0:56:46.667
Note, WebLog generation is not included in the time.

CASA logs for stage 7