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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.2 5.021/5.769 5.304 ± 0.7692
ea02 1342 1342/1342 1342 ± 0.0000477 5.776 5.233/6.331 5.552 ± 1.034
ea04 1342 1342/1342 1342 ± 0.00003973 5.221 4.916/5.857 5.116 ± 0.972
ea05 1342 1342/1342 1342 ± 0.00001057 5.389 5.032/6.003 5.335 ± 0.8649
ea06 1342 1342/1342 1342 ± 0.00004387 5.088 4.302/5.419 4.676 ± 0.9251
ea07 1342 1342/1342 1342 ± 0.00003177 5.432 5.159/5.994 5.364 ± 0.9082
ea08 1342 1342/1342 1342 ± 0.00004379 5.826 5.375/6.634 5.722 ± 1.157
ea09 1342 1342/1342 1342 ± 0.00003143 5.521 5.073/6.079 5.367 ± 0.9049
ea10 1342 1342/1342 1342 ± 0.00003682 5.283 4.954/6.17 5.377 ± 0.8386
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004201 5.338 5.053/6.384 5.383 ± 1.071
ea13 1342 1342/1342 1342 ± 0.00001523 5.58 5.372/6.212 5.618 ± 0.9375
ea14 1342 1342/1342 1342 ± 0.00001602 5.477 5.201/6.407 5.448 ± 1.017
ea15 1342 1342/1342 1342 ± 0.00003401 5.281 5.021/6.123 5.287 ± 1.146
ea16 1342 1342/1342 1342 ± 0.00001929 5.416 5.249/6.112 5.391 ± 0.9842
ea17 1342 1342/1342 1342 ± 0.00004013 5.872 5.267/6.403 5.76 ± 0.9391
ea18 1342 1342/1342 1342 ± 0.00004247 4.847 4.649/5.374 4.82 ± 0.7867
ea19 1342 1342/1342 1342 ± 0.000003989 5.559 5.29/6.332 5.561 ± 0.8874
ea20 1342 1342/1342 1342 ± 0.00003746 5.61 5.508/6.61 5.802 ± 1.007
ea21 1342 1342/1342 1342 ± 0.00001599 5.241 5.031/6.07 5.263 ± 0.8875
ea22 1342 1342/1342 1342 ± 0.00003954 5.367 5.082/6.252 5.396 ± 0.9703
ea23 1342 1342/1342 1342 ± 0.00001667 5.39 5.272/6.22 5.558 ± 0.8771
ea25 1342 1342/1342 1342 ± 0.00004432 5.38 4.941/6.04 5.252 ± 0.9324
ea27 1342 1342/1342 1342 ± 0.00004312 5.224 4.996/6.16 5.26 ± 0.9486
ea28 1342 1342/1342 1342 ± 0.00004547 5.452 5.247/6.328 5.46 ± 1.033
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 ± 0.00002445 5.22 4.979/5.398 5.167 ± 0.2982
5 1342 1342/1342 1342 ± 0.00003403 5.173 5.023/5.38 5.205 ± 0.3382
6 1342 1342/1342 1342 ± 0.00002445 5.17 5.054/5.281 5.134 ± 0.293
7 1342 1342/1342 1342 ± 0.00002478 5.2 5.05/5.282 5.172 ± 0.222
8 1342 1342/1342 1342 ± 0.00002478 5.223 5.016/5.346 5.18 ± 0.243
9 1342 1342/1342 1342 ± 0.00002445 5.412 5.292/5.629 5.4 ± 0.3329
10 1342 1342/1342 1342 ± 0.00002443 5.947 5.745/5.995 5.876 ± 0.2964
11 1342 1342/1342 1342 ± 0.00002443 6.131 6.044/6.32 6.133 ± 0.311
12 1342 1342/1342 1342 ± 0.00002443 6.312 6.177/6.465 6.29 ± 0.3194
13 1342 1342/1342 1342 ± 0.00002465 6.448 6.161/6.617 6.357 ± 0.3332
14 1342 1342/1342 1342 ± 0.00003759 5.82 5.399/6.26 5.85 ± 0.5181
15 1342 1342/1342 1342 ± 0.00002502 6.379 6.105/6.629 6.337 ± 0.4207
16 1342 1342/1342 1342 ± 0.00005649 3.225 3.057/3.426 3.229 ± 0.3083
17 1342 1342/1342 1342 ± 0.00006019 3.401 3.239/3.606 3.432 ± 0.3114
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
overwrite_modelcol
False
Start time
2024-11-02 04:31:20.974
End
2024-11-02 05:27:53.313
Duration
0:56:32.339
Note, WebLog generation is not included in the time.

CASA logs for stage 8