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

Statwt Summary Plot

VLASS3.2.sb45661340.eb45880388.60435.82083380787_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 6.18 5.619/6.603 6.144 ± 0.6133
ea02 1342 1342/1342 1342 ± 0 6.313 5.644/6.5 6.234 ± 0.6106
ea03 1342 1342/1342 1342 ± 0 6.109 5.403/6.757 6.171 ± 0.7297
ea04 1342 1342/1342 1342 ± 0 5.58 5.013/6.04 5.596 ± 0.578
ea05 1342 1342/1342 1342 ± 0.0000242 5.786 5.323/6.6 5.942 ± 0.6394
ea06 1342 1342/1342 1342 ± 0 6.027 5.066/6.1 5.745 ± 0.6318
ea07 1342 1342/1342 1342 ± 0 6.069 5.282/6.314 5.917 ± 0.6675
ea08 1342 1342/1342 1342 ± 0 6.462 5.666/6.844 6.407 ± 0.655
ea09 1342 1342/1342 1342 ± 0.00002178 5.726 5.238/6.491 5.841 ± 0.638
ea10 1342 1342/1342 1342 ± 0 5.543 5.052/6.015 5.564 ± 0.544
ea11 1342 1342/1342 1342 ± 0.00002584 5.441 5.221/6.283 5.694 ± 0.6783
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0 5.61 5.461/6.187 5.83 ± 0.4851
ea14 1342 1342/1342 1342 ± 0 5.875 5.521/6.452 6.054 ± 0.5494
ea15 1342 1342/1342 1342 ± 0.00002483 6.048 5.618/6.627 6.22 ± 0.6516
ea16 1342 1342/1342 1342 ± 0 6.208 5.737/6.727 6.309 ± 0.6981
ea17 1342 1342/1342 1342 ± 0 6.176 5.696/6.887 6.257 ± 0.6294
ea18 1342 1342/1342 1342 ± 0 6.271 5.736/6.825 6.232 ± 0.5863
ea19 1342 1342/1342 1342 ± 0 6.082 5.452/6.567 6.021 ± 0.5913
ea20 1342 1342/1342 1342 ± 0.00001391 5.929 5.645/6.703 6.123 ± 0.6016
ea21 1342 1342/1342 1342 ± 0 5.526 5.138/5.993 5.609 ± 0.5087
ea22 1342 1342/1342 1342 ± 0 6.275 5.646/6.762 6.201 ± 0.6412
ea23 1342 1342/1342 1342 ± 0 6.303 5.478/6.45 6.166 ± 0.6785
ea24 1342 1342/1342 1342 ± 0 5.925 5.351/6.567 5.894 ± 0.6172
ea25 1342 1342/1342 1342 ± 0 6.53 5.629/6.879 6.452 ± 0.7832
ea27 1342 1342/1342 1342 ± 0 6.061 5.344/6.548 5.971 ± 0.6561
ea28 1342 1342/1342 1342 ± 0 6.149 5.719/6.977 6.329 ± 0.6253
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 5.455 5.296/5.648 5.47 ± 0.2548
4 1342 1342/1342 1342 ± 0.00002467 5.328 5.15/5.652 5.378 ± 0.3395
5 1342 1342/1342 1342 ± 0.00002348 5.411 5.158/5.633 5.413 ± 0.2955
6 1342 1342/1342 1342 ± 0.00002348 5.414 5.195/5.587 5.393 ± 0.2805
7 1342 1342/1342 1342 ± 0.00002348 5.463 5.302/5.643 5.447 ± 0.2378
8 1342 1342/1342 1342 ± 0.00002348 5.433 5.205/5.627 5.388 ± 0.2604
9 1342 1342/1342 1342 ± 0.00002348 5.702 5.564/5.929 5.708 ± 0.2722
10 1342 1342/1342 1342 ± 0.00002348 6.189 6.071/6.308 6.155 ± 0.2353
11 1342 1342/1342 1342 ± 0.00002348 6.415 6.206/6.535 6.383 ± 0.2436
12 1342 1342/1342 1342 ± 0.00002348 6.574 6.271/6.759 6.525 ± 0.2864
13 1342 1342/1342 1342 ± 0.00002348 6.975 6.786/7.23 6.96 ± 0.3181
14 1342 1342/1342 1342 ± 0.00002348 7.166 6.863/7.39 7.154 ± 0.3373
15 1342 1342/1342 1342 ± 0.00002348 6.823 6.581/7.136 6.831 ± 0.3539
16 1342 1342/1342 1342 ± 0.00003567 6.163 5.83/6.431 6.142 ± 0.3708
17 1342 1342/1342 1342 ± 0.00003355 6.161 5.919/6.336 6.112 ± 0.3374
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-07-25 02:03:37.835
End
2025-07-25 02:57:26.265
Duration
0:53:48.430
Note, WebLog generation is not included in the time.

CASA logs for stage 8