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

Statwt Summary Plot

VLASS3.2.sb45459544.eb46165741.60472.10038270833_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 5.358 4.93/6.14 5.39 ± 0.932
ea02 1342 1342/1342 1342 ± 0.00003125 5.434 5.183/6.348 5.446 ± 1.034
ea03 1342 1342/1342 1342 ± 0.000009893 5.171 5.041/6.356 5.505 ± 0.8492
ea04 1342 1342/1342 1342 ± 0.0000484 4.994 4.629/5.986 5.084 ± 0.8048
ea05 1342 1342/1342 1342 ± 0.00005121 5.18 4.871/6.35 5.248 ± 1.02
ea06 1342 1342/1342 1342 ± 0.00002484 4.859 4.66/5.887 5.091 ± 0.8075
ea07 1342 1342/1342 1342 ± 0.00003936 5.078 4.909/6.222 5.278 ± 1.031
ea08 1342 1342/1342 1342 ± 0.00002167 5.786 5.391/6.673 5.796 ± 0.9848
ea09 1342 1342/1342 1342 ± 0.00004749 4.907 4.643/5.807 4.983 ± 0.8241
ea10 1342 1342/1342 1342 ± 0.00004733 4.89 4.527/6.006 4.962 ± 0.9167
ea11 1342 1342/1342 1342 ± 0.0000513 4.844 4.369/6.068 5.034 ± 0.9913
ea12 1342 1342/1342 1342 ± 0.0000482 4.95 4.644/5.847 4.988 ± 0.8492
ea14 1342 1342/1342 1342 ± 0.00004973 5.313 5.031/6.387 5.359 ± 0.9512
ea15 1342 1342/1342 1342 ± 0.00005099 5.379 4.97/6.533 5.412 ± 1.047
ea16 1342 1342/1342 1342 ± 0.00001759 5.585 4.707/6.3 5.464 ± 0.9964
ea17 1342 1342/1342 1342 ± 0.00004572 5.452 5.109/6.444 5.51 ± 1.034
ea18 1342 1342/1342 1342 ± 0.00002128 5.656 5.373/6.68 5.719 ± 1.067
ea19 1342 1342/1342 1342 ± 0.00004059 5.006 4.93/6.227 5.271 ± 0.8985
ea20 1342 1342/1342 1342 ± 0.00003283 5.716 5.465/6.53 5.795 ± 0.9667
ea21 1342 1342/1342 1342 ± 0.00000303 5.003 4.818/5.809 5.198 ± 0.608
ea22 1342 1342/1342 1342 ± 0.0000276 5.607 5.07/6.417 5.449 ± 1.036
ea23 1342 1342/1342 1342 ± 0.00004777 5.213 4.998/6.272 5.353 ± 0.9591
ea24 1342 1342/1342 1342 ± 0.00000209 5.252 4.971/6.208 5.46 ± 0.843
ea25 1342 1342/1342 1342 ± 0.000007523 5.452 5.228/6.821 5.829 ± 0.9397
ea27 1342 1342/1342 1342 ± 0.0000205 5.113 4.704/6.25 5.229 ± 0.8683
ea28 1342 1342/1342 1342 ± 0.00001413 5.586 5.463/6.704 5.831 ± 0.8658
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 5.056 4.83/5.221 5.04 ± 0.2822
4 1342 1342/1342 1342 ± 0.00006015 3.485 3.354/3.681 3.511 ± 0.2277
5 1342 1342/1342 1342 ± 0.00002472 5.028 4.852/5.414 5.089 ± 0.3706
6 1342 1342/1342 1342 ± 0.00002348 5.111 4.907/5.365 5.134 ± 0.28
7 1342 1342/1342 1342 ± 0.00002348 5.17 4.96/5.34 5.147 ± 0.2587
8 1342 1342/1342 1342 ± 0.00002348 5.127 4.962/5.416 5.17 ± 0.2899
9 1342 1342/1342 1342 ± 0.00002348 5.477 5.261/5.734 5.481 ± 0.3107
10 1342 1342/1342 1342 ± 0.00002348 6.065 5.799/6.208 6.023 ± 0.2782
11 1342 1342/1342 1342 ± 0.00002348 6.328 6.141/6.447 6.311 ± 0.2782
12 1342 1342/1342 1342 ± 0.00002348 6.499 6.226/6.671 6.473 ± 0.3183
13 1342 1342/1342 1342 ± 0.00002367 6.715 6.307/6.896 6.669 ± 0.4004
14 1342 1342/1342 1342 ± 0.00004671 5.414 4.936/6.046 5.506 ± 0.682
15 1342 1342/1342 1342 ± 0.00002348 6.56 6.186/6.838 6.512 ± 0.3703
16 1342 1342/1342 1342 ± 0.00006102 3.921 3.782/4.164 4.107 ± 0.4999
17 1342 1342/1342 1342 ± 0.00006101 3.983 3.815/4.244 4.085 ± 0.379
statwtmode
VLASS-SE
vis
VLASS3.2.sb45459544.eb46165741.60472.10038270833_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2025-07-22 17:07:01.645
End
2025-07-22 18:01:33.090
Duration
0:54:31.444
Note, WebLog generation is not included in the time.

CASA logs for stage 8