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 5.432 5.15/6.464 5.671 ± 0.8395
ea02 1342 1342/1342 1342 ± 0.000008078 5.588 5.224/6.318 5.684 ± 0.8667
ea03 1342 1342/1342 1342 ± 0 5.43 5.102/6.539 5.683 ± 0.8635
ea04 1342 1342/1342 1342 ± 0.00004811 5.039 4.856/5.936 5.194 ± 0.837
ea05 1342 1342/1342 1342 ± 0.00004301 5.237 4.988/6.344 5.469 ± 0.9135
ea06 1342 1342/1342 1342 ± 0 5.14 4.74/5.813 5.299 ± 0.7559
ea07 1342 1342/1342 1342 ± 0.0000209 5.081 4.901/6.162 5.37 ± 1.046
ea08 1342 1342/1342 1342 ± 0.000001169 5.558 5.21/6.66 5.811 ± 0.9562
ea09 1342 1342/1342 1342 ± 0.000042 4.901 4.685/6.044 5.183 ± 0.7642
ea10 1342 1342/1342 1342 ± 0.00004628 4.939 4.645/6.047 5.2 ± 0.8105
ea11 1342 1342/1342 1342 ± 0.00004646 5.008 4.589/6.172 5.155 ± 1.017
ea12 1342 1342/1342 1342 ± 0.00003892 5.007 4.795/5.864 5.197 ± 0.8154
ea14 1342 1342/1342 1342 ± 0.00004323 5.488 5.042/6.39 5.669 ± 0.7821
ea15 1342 1342/1342 1342 ± 0.00004555 5.402 5.097/6.51 5.738 ± 0.9389
ea16 1342 1342/1342 1342 ± 0 5.571 5.328/6.486 5.742 ± 0.889
ea17 1342 1342/1342 1342 ± 0.00003011 5.504 5.147/6.472 5.623 ± 1.017
ea18 1342 1342/1342 1342 ± 0 5.601 5.359/6.681 5.894 ± 0.9063
ea19 1342 1342/1342 1342 ± 0.00002712 5.081 4.979/6.215 5.423 ± 0.8824
ea20 1342 1342/1342 1342 ± 0.00003795 5.677 5.385/6.789 5.887 ± 0.9702
ea21 1342 1342/1342 1342 ± 0 5.09 4.915/5.827 5.286 ± 0.6584
ea22 1342 1342/1342 1342 ± 0.000001169 5.519 5.057/6.419 5.59 ± 0.9652
ea23 1342 1342/1342 1342 ± 0.00004506 5.428 4.992/6.254 5.633 ± 0.8175
ea24 1342 1342/1342 1342 ± 0.00001992 5.337 4.968/6.497 5.56 ± 0.858
ea25 1342 1342/1342 1342 ± 0 5.857 5.37/6.755 6.014 ± 0.9247
ea27 1342 1342/1342 1342 ± 0.00000209 5.137 5.009/6.302 5.516 ± 0.7683
ea28 1342 1342/1342 1342 ± 0.00003032 5.556 5.465/6.844 5.903 ± 0.8781
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 ± 0.00002349 5.058 4.887/5.233 5.078 ± 0.2659
3 1342 1342/1342 1342 ± 0.00003509 3.85 3.455/4.302 3.914 ± 0.5819
4 1342 1342/1342 1342 ± 0.00004451 3.84 3.685/3.963 3.826 ± 0.2276
5 1342 1342/1342 1342 ± 0.00002349 5.092 4.922/5.432 5.148 ± 0.3052
6 1342 1342/1342 1342 ± 0.00002349 5.11 4.865/5.377 5.128 ± 0.2859
7 1342 1342/1342 1342 ± 0.00002349 5.218 4.958/5.369 5.173 ± 0.2559
8 1342 1342/1342 1342 ± 0.00002349 5.118 4.966/5.415 5.149 ± 0.2933
9 1342 1342/1342 1342 ± 0.00002349 5.472 5.227/5.675 5.467 ± 0.3032
10 1342 1342/1342 1342 ± 0.00002349 6.041 5.821/6.125 5.994 ± 0.2687
11 1342 1342/1342 1342 ± 0.00002349 6.234 6.086/6.379 6.234 ± 0.2765
12 1342 1342/1342 1342 ± 0.00002349 6.402 6.175/6.567 6.402 ± 0.3151
13 1342 1342/1342 1342 ± 0.00002349 6.861 6.576/7.116 6.838 ± 0.3325
14 1342 1342/1342 1342 ± 0.00002349 6.809 6.559/7.076 6.803 ± 0.3779
15 1342 1342/1342 1342 ± 0.00002349 6.787 6.322/7.026 6.697 ± 0.3421
16 1342 1342/1342 1342 ± 0.00006099 4.977 4.775/5.127 4.996 ± 0.2895
17 1342 1342/1342 1342 ± 0.00006078 5.006 4.813/5.196 5.041 ± 0.2885
vis
VLASS3.2.sb45459544.eb46165741.60472.10038270833_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-07-23 04:24:37.863
End
2025-07-23 05:19:14.709
Duration
0:54:36.847
Note, WebLog generation is not included in the time.

CASA logs for stage 8