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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.218 5.124/6.051 5.489 ± 0.7863
ea02 1342 1342/1342 1342 ± 0.00004441 5.809 5.22/6.608 5.827 ± 0.9159
ea04 1342 1342/1342 1342 ± 0.00001775 5.253 4.883/5.896 5.32 ± 0.7291
ea05 1342 1342/1342 1342 ± 0.00002148 5.461 5.005/6.303 5.631 ± 0.7801
ea06 1342 1342/1342 1342 ± 0.00002265 4.751 4.565/5.458 4.94 ± 0.6541
ea07 1342 1342/1342 1342 ± 0.00004361 5.81 5.255/6.211 5.735 ± 0.8962
ea08 1342 1342/1342 1342 ± 0.00004404 5.939 5.423/6.735 5.978 ± 1.004
ea09 1342 1342/1342 1342 ± 0.00002624 5.574 5.113/6.455 5.648 ± 0.8146
ea10 1342 1342/1342 1342 ± 0.00004299 5.777 5.11/6.657 5.769 ± 0.9451
ea11 1342 1342/1342 1342 ± 0.00004309 5.535 5.011/6.337 5.606 ± 0.9393
ea12 1342 1342/1342 1342 ± 0.00003277 5.546 5.211/6.409 5.688 ± 0.9465
ea13 1342 1342/1342 1342 ± 0.00001377 5.707 5.458/6.284 5.85 ± 0.7323
ea14 1342 1342/1342 1342 ± 0.00003778 5.519 5.176/6.371 5.687 ± 0.8673
ea15 1342 1342/1342 1342 ± 0.00001089 5.274 5.005/6.154 5.501 ± 0.8698
ea16 1342 1342/1342 1342 ± 0.00003245 5.843 5.413/6.805 5.995 ± 0.995
ea17 1342 1342/1342 1342 ± 0.00004364 5.774 5.236/6.942 5.862 ± 0.9948
ea18 1342 1342/1342 1342 ± 0.00004203 4.736 4.599/5.594 4.977 ± 0.6653
ea19 1342 1342/1342 1342 ± 0.00001231 5.727 5.488/6.803 6.016 ± 0.8756
ea20 1342 1342/1342 1342 ± 0.00004158 5.808 5.634/6.94 6.018 ± 1.008
ea21 1342 1342/1342 1342 ± 0.0000339 5.511 5.252/6.273 5.637 ± 0.8193
ea22 1342 1342/1342 1342 ± 0.00003843 5.298 4.934/6.375 5.604 ± 0.8405
ea23 1342 1342/1342 1342 ± 0.00004399 5.751 5.341/6.523 5.802 ± 0.9983
ea25 1342 1342/1342 1342 ± 0.00004379 5.378 5.036/6.187 5.489 ± 0.8813
ea26 1342 1342/1342 1342 ± 0.00002612 5.841 5.641/6.885 6.031 ± 0.9011
ea27 1342 1342/1342 1342 ± 0.00004332 5.417 5.083/6.398 5.556 ± 0.8491
ea28 1342 1342/1342 1342 ± 0.00004413 5.542 5.267/6.454 5.749 ± 0.9109
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 5.249 5.054/5.553 5.275 ± 0.2928
5 1342 1342/1342 1342 ± 0.00003836 5.244 5/5.375 5.221 ± 0.2154
6 1342 1342/1342 1342 ± 0.00002349 5.223 5.015/5.426 5.194 ± 0.2922
7 1342 1342/1342 1342 ± 0.00002349 5.225 5.052/5.457 5.233 ± 0.2722
8 1342 1342/1342 1342 ± 0.00002349 5.246 5.008/5.379 5.194 ± 0.2898
9 1342 1342/1342 1342 ± 0.00002349 5.503 5.291/5.779 5.479 ± 0.3294
10 1342 1342/1342 1342 ± 0.00002349 5.974 5.847/6.177 5.954 ± 0.3139
11 1342 1342/1342 1342 ± 0.00002349 6.281 6.106/6.38 6.208 ± 0.3227
12 1342 1342/1342 1342 ± 0.00002349 6.4 6.206/6.606 6.386 ± 0.3585
13 1342 1342/1342 1342 ± 0.00002349 6.803 6.691/6.987 6.773 ± 0.3683
14 1342 1342/1342 1342 ± 0.00002349 6.972 6.824/7.205 6.951 ± 0.4171
15 1342 1342/1342 1342 ± 0.00002426 6.7 6.398/6.906 6.596 ± 0.4312
16 1342 1342/1342 1342 ± 0.00005754 4.191 4.022/4.357 4.188 ± 0.2262
17 1342 1342/1342 1342 ± 0.00005828 4.212 4.065/4.437 4.251 ± 0.2494
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
statwtmode
VLASS-SE
Start time
2024-11-02 18:22:22.721
End
2024-11-02 19:30:09.263
Duration
1:07:46.542
Note, WebLog generation is not included in the time.

CASA logs for stage 8