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

Statwt Summary Plot

VLASS3.2.sb45478884.eb45758950.60430.75354622686_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 5.889 5.425/6.306 5.874 ± 0.5539
ea02 1342 1342/1342 1342 ± 0.0000294 5.827 5.607/6.479 6.085 ± 0.6701
ea03 1342 1342/1342 1342 ± 0 6.099 5.457/6.709 6.125 ± 0.6956
ea04 1342 1342/1342 1342 ± 0.00002698 5.316 5.074/5.86 5.425 ± 0.5417
ea05 1342 1342/1342 1342 ± 0.00002616 5.638 5.35/6.517 5.96 ± 0.6414
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 5.632 5.341/6.262 5.913 ± 0.6597
ea08 1342 1342/1342 1342 ± 0 6.083 5.803/6.87 6.327 ± 0.6535
ea09 1342 1342/1342 1342 ± 0.00000507 5.912 5.179/6.453 5.875 ± 0.6595
ea10 1342 1342/1342 1342 ± 0 5.434 5.121/6.117 5.592 ± 0.5838
ea11 1342 1342/1342 1342 ± 0.00003518 5.355 5.066/6.206 5.598 ± 0.6774
ea12 1342 1342/1342 1342 ± 0.00003126 5.391 5.323/6.335 5.73 ± 0.607
ea13 1342 1342/1342 1342 ± 0 6.249 5.621/6.355 6.109 ± 0.5518
ea14 1342 1342/1342 1342 ± 0.00000136 6.018 5.567/6.539 6.116 ± 0.5758
ea15 1342 1342/1342 1342 ± 0.00002861 6.045 5.379/6.466 6.049 ± 0.7007
ea16 1342 1342/1342 1342 ± 0 6.238 5.68/6.728 6.257 ± 0.6765
ea17 1342 1342/1342 1342 ± 0 5.931 5.755/6.987 6.189 ± 0.7538
ea18 1342 1342/1342 1342 ± 0 6.164 5.979/7.084 6.442 ± 0.6688
ea19 1342 1342/1342 1342 ± 0.00001347 5.524 5.303/6.476 5.865 ± 0.6202
ea20 1342 1342/1342 1342 ± 0 6.201 5.467/6.579 6.079 ± 0.6016
ea21 1342 1342/1342 1342 ± 0 5.615 5.176/6.058 5.677 ± 0.5242
ea22 1342 1342/1342 1342 ± 0 6.015 5.817/7.016 6.322 ± 0.6783
ea23 1342 1342/1342 1342 ± 0 5.942 5.493/6.413 6.068 ± 0.6659
ea24 1342 1342/1342 1342 ± 0 6.137 5.376/6.566 5.986 ± 0.5875
ea25 1342 1342/1342 1342 ± 0 6.617 5.681/6.926 6.513 ± 0.7867
ea27 1342 1342/1342 1342 ± 0 5.728 5.462/6.498 5.972 ± 0.5703
ea28 1342 1342/1342 1342 ± 0 6.463 5.819/6.997 6.452 ± 0.6497
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 5.482 5.354/5.613 5.502 ± 0.2203
4 1342 1342/1342 1342 ± 0.00003703 5.284 5.139/5.474 5.296 ± 0.2685
5 1342 1342/1342 1342 ± 0.00003349 5.166 4.927/5.626 5.236 ± 0.4272
6 1342 1342/1342 1342 ± 0.00002348 5.378 5.178/5.645 5.377 ± 0.2953
7 1342 1342/1342 1342 ± 0.00002348 5.459 5.299/5.605 5.443 ± 0.2412
8 1342 1342/1342 1342 ± 0.00002348 5.377 5.221/5.569 5.39 ± 0.2645
9 1342 1342/1342 1342 ± 0.00002348 5.672 5.518/5.944 5.707 ± 0.2938
10 1342 1342/1342 1342 ± 0.00002348 6.142 5.984/6.298 6.15 ± 0.275
11 1342 1342/1342 1342 ± 0.00002348 6.372 6.211/6.532 6.377 ± 0.2912
12 1342 1342/1342 1342 ± 0.00002348 6.55 6.34/6.728 6.543 ± 0.3177
13 1342 1342/1342 1342 ± 0.00002348 7.006 6.758/7.248 6.981 ± 0.3368
14 1342 1342/1342 1342 ± 0.00002348 7.157 6.886/7.419 7.13 ± 0.3711
15 1342 1342/1342 1342 ± 0.00002348 6.744 6.474/6.996 6.723 ± 0.3673
16 1342 1342/1342 1342 ± 0.00004174 5.823 5.466/6.118 5.822 ± 0.4622
17 1342 1342/1342 1342 ± 0.00003919 5.822 5.543/6.245 5.873 ± 0.4417
vis
VLASS3.2.sb45478884.eb45758950.60430.75354622686_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2025-07-18 15:42:56.076
End
2025-07-18 16:36:08.944
Duration
0:53:12.868
Note, WebLog generation is not included in the time.

CASA logs for stage 8