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 6.203 5.181/6.593 5.988 ± 0.8767
ea02 1342 1342/1342 1342 ± 0 6.181 5.586/6.456 6.187 ± 0.6642
ea03 1342 1342/1342 1342 ± 0 6.147 5.281/6.694 6.065 ± 0.7865
ea04 1342 1342/1342 1342 ± 0.00001107 5.454 4.941/5.766 5.428 ± 0.5299
ea05 1342 1342/1342 1342 ± 0 5.905 5.287/6.641 5.983 ± 0.6614
ea06 1342 1342/1342 1342 ± 0 5.912 5.028/6.12 5.762 ± 0.6903
ea07 1342 1342/1342 1342 ± 0 6.132 5.108/6.272 5.902 ± 0.7446
ea08 1342 1342/1342 1342 ± 0 6.484 5.565/6.841 6.291 ± 0.801
ea09 1342 1342/1342 1342 ± 0 5.714 5.057/6.377 5.804 ± 0.7133
ea10 1342 1342/1342 1342 ± 0.00002529 5.45 4.788/6.061 5.45 ± 0.6676
ea11 1342 1342/1342 1342 ± 0.00001038 5.329 4.79/6.178 5.496 ± 0.7339
ea12 1342 1342/1342 1342 ± 0.000009875 5.509 5.146/6.31 5.735 ± 0.6496
ea13 1342 1342/1342 1342 ± 0 6.25 5.53/6.331 6.067 ± 0.5643
ea14 1342 1342/1342 1342 ± 0 6.063 5.511/6.549 6.086 ± 0.6191
ea15 1342 1342/1342 1342 ± 0.000004293 6.544 5.655/6.811 6.419 ± 0.7371
ea16 1342 1342/1342 1342 ± 0 6.263 5.537/6.732 6.212 ± 0.807
ea17 1342 1342/1342 1342 ± 0.00001303 6.278 5.539/7.026 6.228 ± 0.7602
ea18 1342 1342/1342 1342 ± 0 6.357 5.699/7.218 6.375 ± 0.8076
ea19 1342 1342/1342 1342 ± 0.000007382 5.976 4.82/6.592 5.783 ± 0.8657
ea20 1342 1342/1342 1342 ± 0 6.52 6.181/6.902 6.536 ± 0.3366
ea21 1342 1342/1342 1342 ± 0 5.631 5.035/5.967 5.595 ± 0.5513
ea22 1342 1342/1342 1342 ± 0 6.301 5.279/6.723 6.048 ± 0.8058
ea23 1342 1342/1342 1342 ± 0 5.788 5.251/6.37 5.899 ± 0.7753
ea24 1342 1342/1342 1342 ± 0 6.182 5.092/6.549 5.831 ± 0.7898
ea25 1342 1342/1342 1342 ± 0 6.585 5.334/7.035 6.325 ± 0.9522
ea27 1342 1342/1342 1342 ± 0 5.854 5.124/6.445 5.824 ± 0.7052
ea28 1342 1342/1342 1342 ± 0 6.611 5.604/7.015 6.422 ± 0.7596
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 5.098 4.89/5.289 5.121 ± 0.3315
4 1342 1342/1342 1342 ± 0.00003931 4.899 4.735/5.157 4.9 ± 0.3547
5 1342 1342/1342 1342 ± 0.00002348 5.254 5.06/5.612 5.301 ± 0.3094
6 1342 1342/1342 1342 ± 0.00002348 5.189 5.032/5.539 5.217 ± 0.3011
7 1342 1342/1342 1342 ± 0.00002348 5.249 5.02/5.434 5.233 ± 0.2574
8 1342 1342/1342 1342 ± 0.00002348 5.162 4.989/5.432 5.173 ± 0.2923
9 1342 1342/1342 1342 ± 0.00002348 5.474 5.179/5.767 5.481 ± 0.2954
10 1342 1342/1342 1342 ± 0.00002369 6.165 6.062/6.328 6.154 ± 0.2821
11 1342 1342/1342 1342 ± 0.00002326 6.373 6.178/6.497 6.363 ± 0.2929
12 1342 1342/1342 1342 ± 0.00002312 6.546 6.3/6.723 6.513 ± 0.3348
13 1342 1342/1342 1342 ± 0.00002312 7.007 6.663/7.227 6.954 ± 0.3588
14 1342 1342/1342 1342 ± 0.00002312 7.195 6.935/7.459 7.173 ± 0.3804
15 1342 1342/1342 1342 ± 0.00002312 6.854 6.63/7.201 6.855 ± 0.3945
16 1342 1342/1342 1342 ± 0.0000265 6.238 5.914/6.551 6.204 ± 0.435
17 1342 1342/1342 1342 ± 0.00002372 6.255 5.982/6.469 6.181 ± 0.4107
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS3.2.sb45651824.eb45865366.60434.814344212966_split_split.ms
Start time
2025-07-24 16:20:31.302
End
2025-07-24 17:28:31.176
Duration
1:07:59.874
Note, WebLog generation is not included in the time.

CASA logs for stage 8