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

Statwt Summary Plot

VLASS3.2.sb45651824.eb45865366.60434.814344212966_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 6.182 5.17/6.578 5.971 ± 0.8769
ea02 1342 1342/1342 1342 ± 0 6.146 5.509/6.451 6.165 ± 0.6799
ea03 1342 1342/1342 1342 ± 0 6.145 5.283/6.674 6.06 ± 0.78
ea04 1342 1342/1342 1342 ± 0.000019 5.455 4.929/5.77 5.422 ± 0.5233
ea05 1342 1342/1342 1342 ± 0.0000112 5.875 5.315/6.619 5.972 ± 0.6573
ea06 1342 1342/1342 1342 ± 0 5.901 5.042/6.126 5.764 ± 0.6904
ea07 1342 1342/1342 1342 ± 0 6.114 5.095/6.26 5.887 ± 0.7497
ea08 1342 1342/1342 1342 ± 0 6.456 5.55/6.821 6.27 ± 0.7982
ea09 1342 1342/1342 1342 ± 0 5.694 5.053/6.365 5.79 ± 0.7094
ea10 1342 1342/1342 1342 ± 0.00002529 5.446 4.774/6.056 5.436 ± 0.6691
ea11 1342 1342/1342 1342 ± 0.00001868 5.327 4.759/6.149 5.478 ± 0.7374
ea12 1342 1342/1342 1342 ± 0.000006343 5.511 5.128/6.296 5.722 ± 0.6445
ea13 1342 1342/1342 1342 ± 0 6.224 5.514/6.306 6.05 ± 0.5601
ea14 1342 1342/1342 1342 ± 0 6.032 5.534/6.524 6.066 ± 0.6145
ea15 1342 1342/1342 1342 ± 0.00001443 6.512 5.66/6.761 6.403 ± 0.74
ea16 1342 1342/1342 1342 ± 0 6.262 5.524/6.706 6.201 ± 0.8048
ea17 1342 1342/1342 1342 ± 0.00001298 6.256 5.537/7.006 6.216 ± 0.7545
ea18 1342 1342/1342 1342 ± 0 6.356 5.699/7.2 6.367 ± 0.8034
ea19 1342 1342/1342 1342 ± 0 5.934 4.805/6.576 5.773 ± 0.8627
ea20 1342 1342/1342 1342 ± 0 6.659 6.295/7.058 6.661 ± 0.3548
ea21 1342 1342/1342 1342 ± 0 5.623 5.019/5.955 5.581 ± 0.5453
ea22 1342 1342/1342 1342 ± 0 6.324 5.245/6.69 6.025 ± 0.8058
ea23 1342 1342/1342 1342 ± 0.000001678 5.923 5.243/6.351 5.881 ± 0.7757
ea24 1342 1342/1342 1342 ± 0 6.157 5.083/6.538 5.815 ± 0.7828
ea25 1342 1342/1342 1342 ± 0 6.57 5.313/7.022 6.316 ± 0.9536
ea27 1342 1342/1342 1342 ± 0 5.865 5.114/6.418 5.818 ± 0.6994
ea28 1342 1342/1342 1342 ± 0 6.585 5.601/7.008 6.409 ± 0.7612
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 ± 0.00002348 5.095 4.86/5.286 5.112 ± 0.3287
4 1342 1342/1342 1342 ± 0.00003936 4.875 4.76/5.173 4.883 ± 0.3698
5 1342 1342/1342 1342 ± 0.00002348 5.247 5.06/5.593 5.291 ± 0.3025
6 1342 1342/1342 1342 ± 0.00002348 5.175 5.005/5.536 5.21 ± 0.2991
7 1342 1342/1342 1342 ± 0.00002348 5.238 5.01/5.421 5.221 ± 0.2571
8 1342 1342/1342 1342 ± 0.00002348 5.144 4.972/5.408 5.16 ± 0.2905
9 1342 1342/1342 1342 ± 0.00002348 5.449 5.172/5.758 5.462 ± 0.2954
10 1342 1342/1342 1342 ± 0.00002369 6.141 6.049/6.308 6.14 ± 0.2811
11 1342 1342/1342 1342 ± 0.00002326 6.356 6.163/6.47 6.348 ± 0.2921
12 1342 1342/1342 1342 ± 0.00002312 6.537 6.272/6.701 6.504 ± 0.3327
13 1342 1342/1342 1342 ± 0.00002312 6.995 6.636/7.209 6.944 ± 0.3609
14 1342 1342/1342 1342 ± 0.00002312 7.208 6.922/7.449 7.163 ± 0.3837
15 1342 1342/1342 1342 ± 0.00002312 6.816 6.618/7.201 6.846 ± 0.3957
16 1342 1342/1342 1342 ± 0.00003012 6.225 5.88/6.504 6.193 ± 0.4341
17 1342 1342/1342 1342 ± 0.00002634 6.236 5.97/6.452 6.171 ± 0.4104
vis
VLASS3.2.sb45651824.eb45865366.60434.814344212966_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2025-07-24 13:11:16.007
End
2025-07-24 14:19:37.111
Duration
1:08:21.104
Note, WebLog generation is not included in the time.

CASA logs for stage 8