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

Statwt Summary Plot

VLASS3.2.sb45486206.eb46169366.60475.03141015046_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 5.425 4.905/6.129 5.405 ± 1.027
ea02 1342 1342/1342 1342 ± 0.00002932 5.2 5.107/6.277 5.466 ± 1.004
ea03 1342 1342/1342 1342 ± 0.000003929 5.27 5.105/6.511 5.606 ± 0.7929
ea04 1342 1342/1342 1342 ± 0.00004776 5.035 4.676/5.861 5.05 ± 0.8166
ea05 1342 1342/1342 1342 ± 0.00005158 5.185 4.911/6.175 5.269 ± 0.9576
ea06 1342 1342/1342 1342 ± 0.00002704 5.015 4.712/5.756 5.111 ± 0.7555
ea07 1342 1342/1342 1342 ± 0.00004161 5.083 4.925/6.032 5.276 ± 0.9052
ea08 1342 1342/1342 1342 ± 0.000006016 5.784 5.388/6.627 5.746 ± 0.9806
ea09 1342 1342/1342 1342 ± 0.00004633 4.987 4.761/5.815 5.057 ± 0.7865
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.00005247 5.196 4.573/6.175 5.105 ± 1.018
ea12 1342 1342/1342 1342 ± 0.00004502 5.05 4.767/5.77 5.046 ± 0.8484
ea14 1342 1342/1342 1342 ± 0.00005123 5.249 5.076/6.263 5.365 ± 0.9379
ea15 1342 1342/1342 1342 ± 0.00005056 5.435 5.016/6.485 5.461 ± 1.01
ea16 1342 1342/1342 1342 ± 0.00002516 5.68 5.164/6.354 5.664 ± 0.948
ea17 1342 1342/1342 1342 ± 0.00004359 5.581 5.187/6.454 5.633 ± 1.051
ea18 1342 1342/1342 1342 ± 0.000007044 5.7 5.458/6.62 5.803 ± 0.9203
ea19 1342 1342/1342 1342 ± 0.00004324 5.247 5.064/6.106 5.314 ± 0.8875
ea20 1342 1342/1342 1342 ± 0.00004195 5.668 5.377/6.641 5.71 ± 0.9552
ea21 1342 1342/1342 1342 ± 0.000006798 5.011 4.838/5.68 5.176 ± 0.6341
ea22 1342 1342/1342 1342 ± 0.00001622 5.451 5.007/6.279 5.459 ± 0.9138
ea23 1342 1342/1342 1342 ± 0.0000494 5.463 5.025/6.225 5.435 ± 0.9623
ea24 1342 1342/1342 1342 ± 0.00001359 5.048 4.709/5.969 5.289 ± 0.7159
ea25 1342 1342/1342 1342 ± 0.00001454 5.637 5.386/6.73 5.974 ± 0.9337
ea27 1342 1342/1342 1342 ± 0.00001906 5.09 4.854/6.173 5.254 ± 0.8371
ea28 1342 1342/1342 1342 ± 0.000002269 5.609 5.48/6.61 5.757 ± 0.8282
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 ± 0.00002408 5.178 4.902/5.323 5.141 ± 0.281
5 1342 1342/1342 1342 ± 0.00003476 5.038 4.808/5.345 5.071 ± 0.342
6 1342 1342/1342 1342 ± 0.00002456 5.128 4.824/5.376 5.104 ± 0.2762
7 1342 1342/1342 1342 ± 0.00002408 5.209 5.002/5.424 5.226 ± 0.2487
8 1342 1342/1342 1342 ± 0.00002408 5.165 4.923/5.386 5.163 ± 0.2815
9 1342 1342/1342 1342 ± 0.00002408 5.465 5.221/5.657 5.438 ± 0.2815
10 1342 1342/1342 1342 ± 0.00002407 5.955 5.801/6.08 5.926 ± 0.2757
11 1342 1342/1342 1342 ± 0.00002407 6.239 6.106/6.458 6.223 ± 0.2819
12 1342 1342/1342 1342 ± 0.00002407 6.38 6.239/6.583 6.408 ± 0.3246
13 1342 1342/1342 1342 ± 0.00002416 6.585 6.389/6.919 6.634 ± 0.3589
14 1342 1342/1342 1342 ± 0.00005535 5.232 4.914/5.732 5.425 ± 0.7252
15 1342 1342/1342 1342 ± 0.00002407 6.611 6.187/6.944 6.561 ± 0.4173
16 1342 1342/1342 1342 ± 0.00006026 3.633 3.482/3.923 3.755 ± 0.4024
17 1342 1342/1342 1342 ± 0.00006048 3.789 3.533/4.053 3.808 ± 0.3975
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45486206.eb46169366.60475.03141015046_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2025-07-23 10:56:00.596
End
2025-07-23 11:43:29.636
Duration
0:47:29.041
Note, WebLog generation is not included in the time.

CASA logs for stage 8