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

Statwt Summary Plot

VLASS3.2.sb45489670.eb46132517.60459.18880607639_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 5.93 5.615/6.488 5.967 ± 0.7034
ea02 1342 1342/1342 1342 ± 0 6.027 5.544/6.445 6.063 ± 0.7434
ea03 1342 1342/1342 1342 ± 0 6.042 5.364/6.668 5.962 ± 0.7044
ea04 1342 1342/1342 1342 ± 0.000001841 5.355 4.929/5.945 5.405 ± 0.5954
ea05 1342 1342/1342 1342 ± 0.00001064 5.526 5.175/6.387 5.682 ± 0.7298
ea06 1342 1342/1342 1342 ± 0 5.719 5.036/5.984 5.586 ± 0.6536
ea07 1342 1342/1342 1342 ± 0 5.79 5.086/6.144 5.697 ± 0.7906
ea08 1342 1342/1342 1342 ± 0 5.959 5.407/6.477 5.974 ± 0.7098
ea09 1342 1342/1342 1342 ± 0.000003156 5.603 5.037/6.301 5.647 ± 0.7141
ea10 1342 1342/1342 1342 ± 0 5.245 5.071/6.035 5.495 ± 0.5919
ea11 1342 1342/1342 1342 ± 0.00003285 5.461 5.084/6.313 5.572 ± 0.7952
ea12 1342 1342/1342 1342 ± 0 5.365 5.263/6.227 5.587 ± 0.5893
ea14 1342 1342/1342 1342 ± 0.00002003 5.658 5.412/6.441 5.829 ± 0.6459
ea15 1342 1342/1342 1342 ± 0.00001855 6.031 5.516/6.626 6.07 ± 0.8145
ea16 1342 1342/1342 1342 ± 0 5.984 5.561/6.586 6.043 ± 0.6902
ea17 1342 1342/1342 1342 ± 0 5.963 5.636/6.915 6.133 ± 0.6809
ea18 1342 1342/1342 1342 ± 0 6.375 5.768/7.048 6.308 ± 0.7625
ea19 1342 1342/1342 1342 ± 0 5.616 5.323/6.592 5.84 ± 0.6898
ea20 1342 1342/1342 1342 ± 0 6.512 5.803/6.993 6.338 ± 0.7675
ea22 1342 1342/1342 1342 ± 0 5.541 5.164/6.133 5.585 ± 0.5956
ea23 1342 1342/1342 1342 ± 0.00001223 5.544 5.376/6.312 5.819 ± 0.7024
ea24 1342 1342/1342 1342 ± 0 6.067 4.928/6.44 5.687 ± 0.8601
ea25 1342 1342/1342 1342 ± 0 6.418 5.547/6.84 6.284 ± 0.8756
ea27 1342 1342/1342 1342 ± 0 5.585 5.202/6.396 5.752 ± 0.6553
ea28 1342 1342/1342 1342 ± 0 6.368 5.708/7.01 6.329 ± 0.7571
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 ± 0.00002397 5.426 5.249/5.648 5.454 ± 0.3239
3 1342 1342/1342 1342 ± 0.00002961 3.743 3.362/4.203 3.851 ± 0.539
4 1342 1342/1342 1342 ± 0.00003025 4.606 4.437/4.767 4.593 ± 0.2903
5 1342 1342/1342 1342 ± 0.00002397 5.372 5.116/5.665 5.38 ± 0.3226
6 1342 1342/1342 1342 ± 0.00002397 5.212 5/5.474 5.215 ± 0.2739
7 1342 1342/1342 1342 ± 0.00002397 5.371 5.15/5.536 5.354 ± 0.2583
8 1342 1342/1342 1342 ± 0.00002397 5.339 5.11/5.517 5.317 ± 0.3035
9 1342 1342/1342 1342 ± 0.00002397 5.614 5.466/5.838 5.618 ± 0.2909
10 1342 1342/1342 1342 ± 0.00002397 6.095 5.932/6.214 6.085 ± 0.2445
11 1342 1342/1342 1342 ± 0.00002397 6.342 6.103/6.445 6.306 ± 0.2744
12 1342 1342/1342 1342 ± 0.00002397 6.447 6.308/6.634 6.479 ± 0.3126
13 1342 1342/1342 1342 ± 0.00002397 6.937 6.752/7.12 6.95 ± 0.3423
14 1342 1342/1342 1342 ± 0.00002397 6.92 6.592/7.334 6.967 ± 0.4288
15 1342 1342/1342 1342 ± 0.00002397 6.761 6.415/7.047 6.718 ± 0.3388
16 1342 1342/1342 1342 ± 0.00003227 5.972 5.482/6.192 5.895 ± 0.4821
17 1342 1342/1342 1342 ± 0.00003123 5.896 5.508/6.063 5.845 ± 0.4148
vis
VLASS3.2.sb45489670.eb46132517.60459.18880607639_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-07-31 00:55:57.302
End
2025-07-31 01:39:52.636
Duration
0:43:55.334
Note, WebLog generation is not included in the time.

CASA logs for stage 8