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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 4.997 4.889/5.656 5.159 ± 0.6249
ea02 1342 1342/1342 1342 ± 0.00004127 5.413 5.048/6.142 5.44 ± 0.8059
ea05 1342 1342/1342 1342 ± 0.00001427 5.279 4.911/6.306 5.438 ± 0.8368
ea06 1342 1342/1342 1342 ± 0.00003717 4.887 4.721/5.435 4.965 ± 0.6312
ea07 1342 1342/1342 1342 ± 0.00004058 5.395 5.04/5.71 5.299 ± 0.5972
ea08 1342 1342/1342 1342 ± 0.00004188 5.519 5.286/6.414 5.658 ± 0.8759
ea09 1342 1342/1342 1342 ± 0.00001309 4.924 4.717/5.676 4.974 ± 0.7027
ea10 1342 1342/1342 1342 ± 0.00004082 5.417 4.883/6.09 5.377 ± 0.736
ea11 1342 1342/1342 1342 ± 0.00004022 5.399 4.967/6.181 5.425 ± 0.7948
ea12 1342 1342/1342 1342 ± 0.00003978 5.36 5.078/6.236 5.466 ± 0.8473
ea13 1342 1342/1342 1342 ± 0.00001886 5.611 5.459/6.151 5.573 ± 0.7986
ea14 1342 1342/1342 1342 ± 0.00001401 5.312 5.011/6.309 5.549 ± 0.7442
ea15 1342 1342/1342 1342 ± 0.00001349 5.121 4.945/5.992 5.368 ± 0.8141
ea16 1342 1342/1342 1342 ± 0 5.044 4.967/5.192 5.032 ± 0.2274
ea17 1342 1342/1342 1342 ± 0.00004498 5.555 5.109/6.262 5.596 ± 0.8133
ea18 1342 1342/1342 1342 ± 0.00004026 4.78 4.43/5.467 4.808 ± 0.5941
ea19 1342 1342/1342 1342 ± 0.000006765 5.411 5.172/6.389 5.585 ± 0.8296
ea20 1342 1342/1342 1342 ± 0.00004044 5.677 5.387/6.724 5.778 ± 0.9435
ea21 1342 1342/1342 1342 ± 0.00002087 5.133 5.09/6.024 5.392 ± 0.7477
ea22 1342 1342/1342 1342 ± 0.00004034 5.251 4.954/6.067 5.346 ± 0.8023
ea23 1342 1342/1342 1342 ± 0.00004048 5.55 5.115/6.305 5.603 ± 0.7821
ea25 1342 1342/1342 1342 ± 0 5.057 4.918/5.134 5.058 ± 0.174
ea26 1342 1342/1342 1342 ± 0.00002309 5.366 5.23/6.068 5.391 ± 0.8049
ea27 1342 1342/1342 1342 ± 0.00004387 5.236 4.857/6.093 5.315 ± 0.7025
ea28 1342 1342/1342 1342 ± 0.00004486 5.309 5.038/6.095 5.407 ± 0.7672
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 ± 0.00002395 5.163 4.967/5.35 5.162 ± 0.2489
4 1342 1342/1342 1342 ± 0.00002441 4.705 4.552/4.856 4.692 ± 0.237
5 1342 1342/1342 1342 ± 0.00002395 5.026 4.882/5.171 5.028 ± 0.2817
6 1342 1342/1342 1342 ± 0.00002395 5.042 4.976/5.176 5.052 ± 0.2342
7 1342 1342/1342 1342 ± 0.00002395 5.066 4.943/5.176 5.072 ± 0.2053
8 1342 1342/1342 1342 ± 0.00002395 5.108 4.893/5.264 5.082 ± 0.2419
9 1342 1342/1342 1342 ± 0.00002395 5.354 5.253/5.569 5.353 ± 0.2715
10 1342 1342/1342 1342 ± 0.00002493 5.752 5.522/5.924 5.733 ± 0.2918
11 1342 1342/1342 1342 ± 0.00002493 6.101 5.963/6.181 6.017 ± 0.303
12 1342 1342/1342 1342 ± 0.00002493 6.255 5.986/6.32 6.177 ± 0.3075
13 1342 1342/1342 1342 ± 0.00002498 6.339 6.049/6.616 6.327 ± 0.3603
14 1342 1342/1342 1342 ± 0.00003568 5.971 5.662/6.513 6.059 ± 0.4966
15 1342 1342/1342 1342 ± 0.00002493 6.399 6.209/6.602 6.33 ± 0.3986
16 1342 1342/1342 1342 ± 0.00005844 3.953 3.765/4.174 4.024 ± 0.4068
17 1342 1342/1342 1342 ± 0.00005928 3.975 3.754/4.193 4.027 ± 0.3916
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
Start time
2025-01-08 04:30:18.260
End
2025-01-08 04:59:43.362
Duration
0:29:25.103
Note, WebLog generation is not included in the time.

CASA logs for stage 8