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

Statwt Summary Plot

VLASS3.2.sb45483556.eb45792768.60431.950518831014_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 4.277 4.085/4.673 4.377 ± 0.3251
ea02 1342 1342/1342 1342 ± 0.00001861 5.909 5.546/6.426 6.099 ± 0.5773
ea03 1342 1342/1342 1342 ± 0 5.933 5.319/6.491 5.939 ± 0.6547
ea04 1342 1342/1342 1342 ± 0.00001672 5.425 5.11/5.937 5.553 ± 0.5092
ea05 1342 1342/1342 1342 ± 0.00001193 5.651 5.313/6.408 5.829 ± 0.5897
ea06 1342 1342/1342 1342 ± 0.00000991 5.532 5.026/5.889 5.591 ± 0.598
ea07 1342 1342/1342 1342 ± 0 5.632 5.23/6.166 5.807 ± 0.6572
ea08 1342 1342/1342 1342 ± 0 6.053 5.662/6.714 6.218 ± 0.6319
ea09 1342 1342/1342 1342 ± 0.000001128 5.509 5.105/6.27 5.625 ± 0.599
ea10 1342 1342/1342 1342 ± 0 5.165 5.071/6.003 5.479 ± 0.5469
ea11 1342 1342/1342 1342 ± 0.00004118 5.374 4.916/6.01 5.48 ± 0.5749
ea12 1342 1342/1342 1342 ± 0.00003565 5.34 5.269/6.079 5.614 ± 0.5411
ea13 1342 1342/1342 1342 ± 0 5.771 5.568/6.395 5.939 ± 0.6275
ea14 1342 1342/1342 1342 ± 0.000002563 5.872 5.544/6.474 5.992 ± 0.5405
ea15 1342 1342/1342 1342 ± 0.00002818 5.65 5.455/6.547 5.987 ± 0.6748
ea17 1342 1342/1342 1342 ± 0 5.865 5.726/6.846 6.153 ± 0.6382
ea18 1342 1342/1342 1342 ± 0 6.077 5.834/6.818 6.279 ± 0.6254
ea19 1342 1342/1342 1342 ± 0.00003688 5.562 5.345/6.352 5.8 ± 0.5747
ea20 1342 1342/1342 1342 ± 0 5.89 5.58/6.571 6.066 ± 0.5565
ea21 1342 1342/1342 1342 ± 0 5.124 5.006/5.696 5.373 ± 0.4587
ea22 1342 1342/1342 1342 ± 0 6.142 5.872/6.869 6.362 ± 0.6017
ea23 1342 1342/1342 1342 ± 0 5.752 5.427/6.276 5.946 ± 0.6426
ea24 1342 1342/1342 1342 ± 0 5.79 5.23/6.394 5.789 ± 0.5878
ea25 1342 1342/1342 1342 ± 0 6.26 5.568/6.708 6.262 ± 0.7347
ea28 1342 1342/1342 1342 ± 0 5.932 5.746/6.891 6.232 ± 0.6285
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 ± 0.00002407 5.42 5.18/5.625 5.379 ± 0.3908
4 1342 1342/1342 1342 ± 0.00003233 4.974 4.861/5.113 4.987 ± 0.2802
5 1342 1342/1342 1342 ± 0.00002396 5.215 5.058/5.554 5.25 ± 0.3784
6 1342 1342/1342 1342 ± 0.00002407 5.253 5.072/5.522 5.228 ± 0.3771
7 1342 1342/1342 1342 ± 0.00002407 5.417 5.207/5.568 5.329 ± 0.3649
8 1342 1342/1342 1342 ± 0.00002407 5.268 5.079/5.517 5.26 ± 0.3772
9 1342 1342/1342 1342 ± 0.00002407 5.646 5.388/5.886 5.554 ± 0.4271
10 1342 1342/1342 1342 ± 0.00002396 6.063 5.838/6.228 5.981 ± 0.4045
11 1342 1342/1342 1342 ± 0.00002396 6.297 6.004/6.484 6.199 ± 0.4517
12 1342 1342/1342 1342 ± 0.00002396 6.358 6.075/6.575 6.314 ± 0.4691
13 1342 1342/1342 1342 ± 0.00002396 6.795 6.495/7.135 6.753 ± 0.5166
14 1342 1342/1342 1342 ± 0.00002396 6.954 6.55/7.21 6.821 ± 0.5426
15 1342 1342/1342 1342 ± 0.00002396 6.709 6.348/6.886 6.562 ± 0.4922
16 1342 1342/1342 1342 ± 0.00004374 5.658 5.4/5.955 5.655 ± 0.4672
17 1342 1342/1342 1342 ± 0.00004523 5.554 5.369/5.809 5.518 ± 0.4187
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
output_dir
 
Start time
2025-07-18 12:24:10.232
End
2025-07-18 13:28:12.272
Duration
1:04:02.040
Note, WebLog generation is not included in the time.

CASA logs for stage 8