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

Statwt Summary Plot

VLASS3.2.sb45459544.eb46165741.60472.10038270833_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 5.465 5.315/6.469 5.752 ± 0.8292
ea02 1342 1342/1342 1342 ± 0.000003412 5.554 5.205/6.287 5.707 ± 0.8181
ea03 1342 1342/1342 1342 ± 0 5.561 5.061/6.511 5.695 ± 0.8653
ea04 1342 1342/1342 1342 ± 0.00004738 5.06 4.862/5.929 5.258 ± 0.7945
ea05 1342 1342/1342 1342 ± 0.0000405 5.247 5.065/6.332 5.52 ± 0.8942
ea06 1342 1342/1342 1342 ± 0 5.25 4.751/5.826 5.346 ± 0.7546
ea07 1342 1342/1342 1342 ± 0.000005476 5.078 4.915/6.129 5.424 ± 0.9677
ea08 1342 1342/1342 1342 ± 0 5.562 5.366/6.606 5.866 ± 0.8577
ea09 1342 1342/1342 1342 ± 0.00004132 4.942 4.684/6.101 5.218 ± 0.7853
ea10 1342 1342/1342 1342 ± 0.00004166 4.941 4.661/6.026 5.222 ± 0.8061
ea11 1342 1342/1342 1342 ± 0.00004384 5.111 4.604/6.161 5.249 ± 0.929
ea12 1342 1342/1342 1342 ± 0.00003139 4.999 4.835/5.85 5.248 ± 0.7679
ea14 1342 1342/1342 1342 ± 0.00004153 5.484 5.261/6.382 5.714 ± 0.7714
ea15 1342 1342/1342 1342 ± 0.00004252 5.497 5.295/6.485 5.784 ± 0.8997
ea16 1342 1342/1342 1342 ± 0 5.59 5.304/6.472 5.772 ± 0.8783
ea17 1342 1342/1342 1342 ± 0.00001593 5.499 5.157/6.458 5.692 ± 0.9168
ea18 1342 1342/1342 1342 ± 0 5.73 5.416/6.643 5.91 ± 0.8646
ea19 1342 1342/1342 1342 ± 0.000009606 5.21 4.974/6.201 5.473 ± 0.8458
ea20 1342 1342/1342 1342 ± 0.00003774 5.731 5.479/6.792 5.926 ± 0.971
ea21 1342 1342/1342 1342 ± 0 5.054 4.872/5.801 5.269 ± 0.6586
ea22 1342 1342/1342 1342 ± 0 5.502 5.113/6.373 5.627 ± 0.8963
ea23 1342 1342/1342 1342 ± 0.00004256 5.426 5.074/6.256 5.673 ± 0.8128
ea24 1342 1342/1342 1342 ± 0.00001062 5.385 4.925/6.486 5.561 ± 0.8549
ea25 1342 1342/1342 1342 ± 0 5.856 5.323/6.742 6.023 ± 0.9311
ea27 1342 1342/1342 1342 ± 0 5.34 5.08/6.308 5.552 ± 0.762
ea28 1342 1342/1342 1342 ± 0.00002383 5.584 5.462/6.863 5.943 ± 0.8619
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 5.063 4.902/5.233 5.078 ± 0.2658
3 1342 1342/1342 1342 ± 0.00003509 4.191 3.937/4.508 4.296 ± 0.4141
4 1342 1342/1342 1342 ± 0.00003172 3.841 3.713/3.995 3.856 ± 0.2337
5 1342 1342/1342 1342 ± 0.00002348 5.074 4.875/5.443 5.133 ± 0.3065
6 1342 1342/1342 1342 ± 0.00002348 5.09 4.876/5.369 5.116 ± 0.2882
7 1342 1342/1342 1342 ± 0.00002348 5.195 4.943/5.361 5.158 ± 0.258
8 1342 1342/1342 1342 ± 0.00002348 5.09 4.927/5.379 5.131 ± 0.2964
9 1342 1342/1342 1342 ± 0.00002348 5.472 5.22/5.678 5.455 ± 0.3035
10 1342 1342/1342 1342 ± 0.00002348 6.02 5.806/6.116 5.988 ± 0.2625
11 1342 1342/1342 1342 ± 0.00002348 6.228 6.08/6.369 6.22 ± 0.2717
12 1342 1342/1342 1342 ± 0.00002348 6.398 6.165/6.532 6.39 ± 0.3119
13 1342 1342/1342 1342 ± 0.00002348 6.854 6.604/7.051 6.842 ± 0.3238
14 1342 1342/1342 1342 ± 0.00002348 6.939 6.66/7.123 6.894 ± 0.3391
15 1342 1342/1342 1342 ± 0.00002348 6.747 6.342/6.952 6.669 ± 0.338
16 1342 1342/1342 1342 ± 0.00006006 5.308 5.088/5.511 5.334 ± 0.3167
17 1342 1342/1342 1342 ± 0.00006033 5.142 4.939/5.35 5.17 ± 0.304
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45459544.eb46165741.60472.10038270833_split_split.ms
Start time
2025-07-22 20:08:52.156
End
2025-07-22 21:02:57.644
Duration
0:54:05.487
Note, WebLog generation is not included in the time.

CASA logs for stage 8