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 5.398 5.27/6.057 5.518 ± 0.7894
ea02 1342 1342/1342 1342 ± 0.00003712 5.366 5.037/6.234 5.441 ± 0.7903
ea03 1342 1342/1342 1342 ± 0.000001165 5.127 4.902/5.896 5.368 ± 0.6082
ea04 1342 1342/1342 1342 ± 0.00003789 4.994 4.767/5.73 5.049 ± 0.6492
ea05 1342 1342/1342 1342 ± 0.00004208 5.269 4.927/6.104 5.367 ± 0.7827
ea06 1342 1342/1342 1342 ± 0.000008669 5.156 4.686/5.66 5.094 ± 0.5935
ea07 1342 1342/1342 1342 ± 0.00003285 5.012 4.791/5.934 5.265 ± 0.7288
ea08 1342 1342/1342 1342 ± 0.00002051 5.371 5.182/6.464 5.606 ± 0.7926
ea09 1342 1342/1342 1342 ± 0.00003277 5.055 4.868/5.48 5.184 ± 0.6557
ea10 1342 1342/1342 1342 ± 0.00003301 2.445 2.321/2.759 2.505 ± 0.2131
ea11 1342 1342/1342 1342 ± 0.00004579 5.152 4.626/6.073 5.257 ± 0.8599
ea12 1342 1342/1342 1342 ± 0.00003156 4.961 4.689/5.593 4.994 ± 0.6538
ea14 1342 1342/1342 1342 ± 0.00003942 5.29 5.028/6.119 5.415 ± 0.7274
ea15 1342 1342/1342 1342 ± 0.00004288 5.511 5.321/6.453 5.605 ± 0.8854
ea16 1342 1342/1342 1342 ± 0.000008543 5.483 5.022/6.118 5.524 ± 0.6986
ea17 1342 1342/1342 1342 ± 0.00003553 5.58 5.159/6.444 5.732 ± 0.8469
ea18 1342 1342/1342 1342 ± 0.00001758 5.455 5.05/6.385 5.561 ± 0.771
ea19 1342 1342/1342 1342 ± 0.00001684 5.247 5.06/6.055 5.341 ± 0.7569
ea20 1342 1342/1342 1342 ± 0.00001109 5.7 5.477/6.611 5.961 ± 0.7112
ea21 1342 1342/1342 1342 ± 0.00000451 4.69 4.522/5.352 4.869 ± 0.511
ea22 1342 1342/1342 1342 ± 0.00002735 5.37 4.935/6.159 5.419 ± 0.7183
ea23 1342 1342/1342 1342 ± 0.00003896 5.453 4.949/6.228 5.48 ± 0.7705
ea24 1342 1342/1342 1342 ± 0.000002569 5.159 4.95/6.013 5.394 ± 0.6111
ea25 1342 1342/1342 1342 ± 0.000005964 5.504 5.127/6.189 5.711 ± 0.7323
ea27 1342 1342/1342 1342 ± 0.000004297 5.051 4.821/5.976 5.187 ± 0.7686
ea28 1342 1342/1342 1342 ± 0.000005739 5.627 5.44/6.52 5.839 ± 0.6842
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 5.107 4.818/5.258 5.022 ± 0.4985
5 1342 1342/1342 1342 ± 0.00002616 4.861 4.612/5.056 4.803 ± 0.5252
6 1342 1342/1342 1342 ± 0.0000241 4.956 4.798/5.335 4.981 ± 0.4995
7 1342 1342/1342 1342 ± 0.00002364 5.118 4.966/5.29 5.091 ± 0.4904
8 1342 1342/1342 1342 ± 0.00002364 5.058 4.893/5.283 5.033 ± 0.5138
9 1342 1342/1342 1342 ± 0.00002364 5.457 5.164/5.63 5.333 ± 0.535
10 1342 1342/1342 1342 ± 0.00002348 5.92 5.614/6.028 5.719 ± 0.6865
11 1342 1342/1342 1342 ± 0.00002348 6.148 5.935/6.269 5.994 ± 0.7107
12 1342 1342/1342 1342 ± 0.00002348 6.295 6.112/6.453 6.165 ± 0.7415
13 1342 1342/1342 1342 ± 0.00002348 6.481 6.207/6.648 6.356 ± 0.8211
14 1342 1342/1342 1342 ± 0.00002758 5.261 5.002/5.626 5.348 ± 0.8654
15 1342 1342/1342 1342 ± 0.00002348 6.091 5.758/6.524 5.97 ± 0.8787
16 1342 1342/1342 1342 ± 0.00005968 4.249 4.013/4.496 4.258 ± 0.5695
17 1342 1342/1342 1342 ± 0.00006034 4.163 3.997/4.379 4.217 ± 0.3612
statwtmode
VLASS-SE
vis
VLASS3.2.sb45486206.eb46169366.60475.03141015046_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2025-07-23 07:33:55.712
End
2025-07-23 08:44:03.917
Duration
1:10:08.204
Note, WebLog generation is not included in the time.

CASA logs for stage 8