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

Statwt Summary Plot

VLASS3.2.sb45663667.eb45887130.60436.11477922453_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 6.02 5.558/6.448 6.081 ± 0.6438
ea02 1342 1342/1342 1342 ± 0 6.307 5.54/6.449 6.188 ± 0.6356
ea03 1342 1342/1342 1342 ± 0 5.906 5.419/6.686 6.089 ± 0.7677
ea04 1342 1342/1342 1342 ± 0.000007055 5.412 4.989/5.892 5.462 ± 0.5934
ea05 1342 1342/1342 1342 ± 0.000002323 5.877 5.381/6.549 5.954 ± 0.7311
ea06 1342 1342/1342 1342 ± 0 6.059 5.079/6.173 5.741 ± 0.6597
ea07 1342 1342/1342 1342 ± 0 5.856 5.251/6.312 5.896 ± 0.7163
ea08 1342 1342/1342 1342 ± 0 6.41 5.752/6.832 6.392 ± 0.6756
ea09 1342 1342/1342 1342 ± 0 5.778 5.173/6.531 5.851 ± 0.6875
ea10 1342 1342/1342 1342 ± 0 5.478 4.973/5.962 5.482 ± 0.6332
ea11 1342 1342/1342 1342 ± 0.000002323 5.408 5.024/6.244 5.562 ± 0.6935
ea12 1342 1342/1342 1342 ± 0 5.596 5.265/6.17 5.752 ± 0.651
ea13 1342 1342/1342 1342 ± 0.000006862 5.909 5.53/6.368 5.932 ± 0.6888
ea14 1342 1342/1342 1342 ± 0.000001643 6.067 5.565/6.541 6.072 ± 0.6955
ea15 1342 1342/1342 1342 ± 0.000007948 6.071 5.565/6.691 6.116 ± 0.8243
ea16 1342 1342/1342 1342 ± 0 6.152 5.718/6.801 6.295 ± 0.7395
ea17 1342 1342/1342 1342 ± 0.000001162 6.197 5.765/6.862 6.312 ± 0.7648
ea18 1342 1342/1342 1342 ± 0 6.344 5.886/6.949 6.442 ± 0.7004
ea19 1342 1342/1342 1342 ± 0 5.896 5.439/6.482 5.986 ± 0.7054
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.411 5.059/5.886 5.515 ± 0.5117
ea22 1342 1342/1342 1342 ± 0 6.364 5.606/6.705 6.169 ± 0.6702
ea23 1342 1342/1342 1342 ± 0.000001643 5.984 5.422/6.309 5.949 ± 0.7476
ea24 1342 1342/1342 1342 ± 0.000005354 6.215 5.323/6.682 5.985 ± 0.7355
ea25 1342 1342/1342 1342 ± 0 6.553 5.744/7.048 6.518 ± 0.8152
ea27 1342 1342/1342 1342 ± 0 5.831 5.238/6.498 5.895 ± 0.7203
ea28 1342 1342/1342 1342 ± 0.000004925 6.098 5.69/6.796 6.215 ± 0.7437
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 5.388 5.233/5.616 5.425 ± 0.2605
3 1342 1342/1342 1342 ± 0.00002864 4.77 4.504/5.108 4.853 ± 0.467
4 1342 1342/1342 1342 ± 0.00002376 5.242 5.035/5.488 5.262 ± 0.3591
5 1342 1342/1342 1342 ± 0.00002348 5.445 5.197/5.736 5.476 ± 0.3214
6 1342 1342/1342 1342 ± 0.00002348 5.346 5.077/5.497 5.314 ± 0.3009
7 1342 1342/1342 1342 ± 0.00002348 5.489 5.39/5.682 5.478 ± 0.2571
8 1342 1342/1342 1342 ± 0.00002348 5.441 5.272/5.615 5.412 ± 0.2742
9 1342 1342/1342 1342 ± 0.00002348 5.75 5.599/5.921 5.736 ± 0.2869
10 1342 1342/1342 1342 ± 0.00002348 6.253 6.075/6.318 6.185 ± 0.2597
11 1342 1342/1342 1342 ± 0.00002348 6.448 6.235/6.592 6.407 ± 0.2853
12 1342 1342/1342 1342 ± 0.00002348 6.586 6.335/6.783 6.549 ± 0.3348
13 1342 1342/1342 1342 ± 0.00002348 7.04 6.708/7.287 7.001 ± 0.3576
14 1342 1342/1342 1342 ± 0.00002348 7.244 6.972/7.438 7.201 ± 0.3842
15 1342 1342/1342 1342 ± 0.00002348 6.946 6.693/7.2 6.906 ± 0.3883
16 1342 1342/1342 1342 ± 0.00002348 6.283 6.046/6.562 6.268 ± 0.4017
17 1342 1342/1342 1342 ± 0.00002348 6.276 6.063/6.42 6.216 ± 0.3971
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45663667.eb45887130.60436.11477922453_split_split.ms
datacolumn
residual_data
output_dir
 
Start time
2025-07-25 22:23:45.708
End
2025-07-25 23:28:37.609
Duration
1:04:51.901
Note, WebLog generation is not included in the time.

CASA logs for stage 8