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

Statwt Summary Plot

VLASS2.1.sb38619750.eb38664746.59114.89728754629_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 5.575 5.246/6.091 5.698 ± 0.5382
ea02 1342 1342/1342 1342 ± 0.000001511 5.717 5.356/6.441 5.938 ± 0.6277
ea03 1342 1342/1342 1342 ± 0 5.362 4.712/5.968 5.385 ± 0.6568
ea04 1342 1342/1342 1342 ± 0 5.483 5.119/6.081 5.649 ± 0.5678
ea05 1342 1342/1342 1342 ± 0 5.771 5.291/6.23 5.823 ± 0.5752
ea06 1342 1342/1342 1342 ± 0 5.209 4.898/5.646 5.279 ± 0.4434
ea07 1342 1342/1342 1342 ± 0 5.965 5.398/6.206 5.947 ± 0.5804
ea08 1342 1342/1342 1342 ± 0.00001239 5.939 5.542/6.717 6.166 ± 0.6771
ea09 1342 1342/1342 1342 ± 0 5.73 5.231/6.345 5.798 ± 0.6379
ea10 1342 1342/1342 1342 ± 0.000001068 5.908 5.242/6.564 5.914 ± 0.6906
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.767 5.295/6.406 5.946 ± 0.6665
ea13 1342 1342/1342 1342 ± 0 6.103 5.83/6.515 6.234 ± 0.512
ea14 1342 1342/1342 1342 ± 0 5.822 5.289/6.405 5.898 ± 0.6748
ea15 1342 1342/1342 1342 ± 0 5.724 5.306/6.351 5.904 ± 0.6667
ea16 1342 1342/1342 1342 ± 0 6.067 5.604/6.676 6.21 ± 0.7016
ea17 1342 1342/1342 1342 ± 0.00003057 5.901 5.478/6.495 6.055 ± 0.6391
ea18 1342 1342/1342 1342 ± 0 5.01 4.68/5.498 5.099 ± 0.5361
ea19 1342 1342/1342 1342 ± 0 5.98 5.528/6.685 6.174 ± 0.6518
ea20 1342 1342/1342 1342 ± 0 5.993 5.622/6.579 6.153 ± 0.6223
ea21 1342 1342/1342 1342 ± 0 5.715 5.352/6.289 5.862 ± 0.5691
ea22 1342 1342/1342 1342 ± 0 5.511 5.256/6.378 5.774 ± 0.6642
ea23 1342 1342/1342 1342 ± 0 5.992 5.435/6.416 6.055 ± 0.6899
ea25 1342 1342/1342 1342 ± 0 5.629 5.271/6.185 5.776 ± 0.5881
ea26 1342 1342/1342 1342 ± 0 5.977 5.598/6.708 6.165 ± 0.6852
ea27 1342 1342/1342 1342 ± 0.00001376 5.547 5.234/6.37 5.755 ± 0.6065
ea28 1342 1342/1342 1342 ± 0.00004003 5.783 5.406/6.463 5.965 ± 0.6698
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 ± 0.0000235 5.366 5.231/5.627 5.374 ± 0.2776
3 1342 1342/1342 1342 ± 0.0000243 5.284 5.036/5.445 5.266 ± 0.3029
4 1342 1342/1342 1342 ± 0.00002359 5.22 5.15/5.404 5.233 ± 0.3047
5 1342 1342/1342 1342 ± 0.0000235 5.33 5.082/5.45 5.288 ± 0.3093
6 1342 1342/1342 1342 ± 0.0000235 5.286 5.109/5.454 5.258 ± 0.3213
7 1342 1342/1342 1342 ± 0.0000235 5.326 5.235/5.495 5.325 ± 0.2473
8 1342 1342/1342 1342 ± 0.0000235 5.336 5.091/5.492 5.285 ± 0.2635
9 1342 1342/1342 1342 ± 0.0000235 5.612 5.486/5.819 5.585 ± 0.2935
10 1342 1342/1342 1342 ± 0.0000235 6.074 5.916/6.203 6.035 ± 0.3004
11 1342 1342/1342 1342 ± 0.0000235 6.34 6.13/6.43 6.257 ± 0.3052
12 1342 1342/1342 1342 ± 0.00002394 6.476 6.264/6.633 6.418 ± 0.322
13 1342 1342/1342 1342 ± 0.0000235 6.865 6.777/7.102 6.847 ± 0.3431
14 1342 1342/1342 1342 ± 0.0000235 7.09 6.84/7.287 6.992 ± 0.3759
15 1342 1342/1342 1342 ± 0.0000235 6.787 6.493/6.924 6.685 ± 0.3726
16 1342 1342/1342 1342 ± 0.00003936 6.049 5.736/6.313 6.044 ± 0.3358
17 1342 1342/1342 1342 ± 0.00003451 6.058 5.813/6.332 6.044 ± 0.3375
vis
VLASS2.1.sb38619750.eb38664746.59114.89728754629_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2025-01-04 05:32:13.687
End
2025-01-04 06:52:32.807
Duration
1:20:19.120
Note, WebLog generation is not included in the time.

CASA logs for stage 8