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 5.395 5.262/6.059 5.532 ± 0.7688
ea02 1342 1342/1342 1342 ± 0.00003408 5.483 5.05/6.241 5.467 ± 0.7566
ea03 1342 1342/1342 1342 ± 0 5.127 4.907/6.004 5.397 ± 0.6002
ea04 1342 1342/1342 1342 ± 0.0000371 4.989 4.764/5.724 5.061 ± 0.63
ea05 1342 1342/1342 1342 ± 0.0000422 5.296 4.935/6.065 5.388 ± 0.7608
ea06 1342 1342/1342 1342 ± 0.00000758 5.149 4.672/5.629 5.114 ± 0.5796
ea07 1342 1342/1342 1342 ± 0.00002954 5.004 4.795/5.927 5.286 ± 0.7012
ea08 1342 1342/1342 1342 ± 0.00001596 5.374 5.188/6.466 5.63 ± 0.7423
ea09 1342 1342/1342 1342 ± 0.00002997 5.055 4.873/5.479 5.207 ± 0.6329
ea10 1342 1342/1342 1342 ± 0.00003256 2.438 2.336/2.759 2.515 ± 0.2118
ea11 1342 1342/1342 1342 ± 0.00004487 5.151 4.618/6.082 5.278 ± 0.8447
ea12 1342 1342/1342 1342 ± 0.00002975 4.966 4.689/5.621 5.024 ± 0.6402
ea14 1342 1342/1342 1342 ± 0.00003935 5.304 5.04/6.107 5.433 ± 0.7131
ea15 1342 1342/1342 1342 ± 0.00004273 5.543 5.312/6.454 5.623 ± 0.86
ea16 1342 1342/1342 1342 ± 0.000008698 5.477 5.036/6.157 5.557 ± 0.6815
ea17 1342 1342/1342 1342 ± 0.00003302 5.592 5.162/6.445 5.756 ± 0.8087
ea18 1342 1342/1342 1342 ± 0.00001443 5.458 5.147/6.37 5.59 ± 0.7311
ea19 1342 1342/1342 1342 ± 0.00001417 5.27 5.054/6.06 5.367 ± 0.7453
ea20 1342 1342/1342 1342 ± 0.00001024 5.703 5.491/6.607 5.983 ± 0.7006
ea21 1342 1342/1342 1342 ± 0.000002018 4.69 4.525/5.342 4.885 ± 0.5011
ea22 1342 1342/1342 1342 ± 0.00002099 5.385 4.974/6.163 5.446 ± 0.6758
ea23 1342 1342/1342 1342 ± 0.00003849 5.445 4.956/6.24 5.494 ± 0.7491
ea24 1342 1342/1342 1342 ± 0 5.17 4.951/5.996 5.411 ± 0.5926
ea25 1342 1342/1342 1342 ± 0.000004593 5.56 5.13/6.131 5.734 ± 0.7232
ea27 1342 1342/1342 1342 ± 0.000003249 5.055 4.843/5.951 5.203 ± 0.7584
ea28 1342 1342/1342 1342 ± 0.000003249 5.626 5.435/6.517 5.851 ± 0.6675
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 ± 0.00002364 5.11 4.848/5.269 5.03 ± 0.5012
5 1342 1342/1342 1342 ± 0.00002606 4.882 4.623/5.067 4.817 ± 0.5266
6 1342 1342/1342 1342 ± 0.0000241 4.959 4.801/5.32 4.979 ± 0.4989
7 1342 1342/1342 1342 ± 0.00002364 5.118 4.968/5.305 5.092 ± 0.4915
8 1342 1342/1342 1342 ± 0.00002364 5.057 4.894/5.284 5.033 ± 0.5123
9 1342 1342/1342 1342 ± 0.00002364 5.456 5.159/5.63 5.334 ± 0.5358
10 1342 1342/1342 1342 ± 0.00002348 5.925 5.621/6.025 5.72 ± 0.6873
11 1342 1342/1342 1342 ± 0.00002348 6.15 5.929/6.268 5.994 ± 0.7104
12 1342 1342/1342 1342 ± 0.00002348 6.301 6.121/6.456 6.164 ± 0.7401
13 1342 1342/1342 1342 ± 0.00002348 6.492 6.241/6.657 6.372 ± 0.8166
14 1342 1342/1342 1342 ± 0.00002605 5.383 5.12/5.722 5.456 ± 0.8644
15 1342 1342/1342 1342 ± 0.00002348 6.07 5.724/6.479 5.94 ± 0.864
16 1342 1342/1342 1342 ± 0.00005867 4.339 4.061/4.602 4.335 ± 0.5923
17 1342 1342/1342 1342 ± 0.00005943 4.28 4.089/4.523 4.324 ± 0.3611
statwtmode
VLASS-SE
vis
VLASS3.2.sb45486206.eb46169366.60475.03141015046_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2025-07-23 07:46:28.068
End
2025-07-23 08:54:50.467
Duration
1:08:22.399
Note, WebLog generation is not included in the time.

CASA logs for stage 8