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

Statwt Summary Plot

VLASS2.1.sb38561374.eb38565040.59070.62333981482_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 5.214 5.003/5.828 5.431 ± 0.4915
ea02 1342 1342/1342 1342 ± 0.00004883 5.57 5.204/6.372 5.779 ± 0.6626
ea05 1342 1342/1342 1342 ± 0 5.493 5.059/6.222 5.594 ± 0.6086
ea06 1342 1342/1342 1342 ± 0 4.779 4.654/5.445 5.041 ± 0.5031
ea07 1342 1342/1342 1342 ± 0.0000031 5.224 5.051/5.774 5.47 ± 0.4844
ea08 1342 1342/1342 1342 ± 0.00004152 5.651 5.282/6.517 5.899 ± 0.7188
ea09 1342 1342/1342 1342 ± 0.00003001 4.954 3.349/6.161 4.792 ± 1.335
ea10 1342 1342/1342 1342 ± 0.00003229 5.277 5.088/6.247 5.595 ± 0.6421
ea11 1342 1342/1342 1342 ± 0 5.28 5.019/5.951 5.394 ± 0.6406
ea12 1342 1342/1342 1342 ± 0 5.403 5.099/6.109 5.597 ± 0.6089
ea13 1342 1342/1342 1342 ± 0.000009189 5.492 5.41/6.115 5.78 ± 0.536
ea14 1342 1342/1342 1342 ± 0 6.322 5.77/6.686 6.313 ± 0.5083
ea15 1342 1342/1342 1342 ± 0 5.454 5.105/6.101 5.623 ± 0.5836
ea16 1342 1342/1342 1342 ± 0 5.134 4.968/5.422 5.24 ± 0.4188
ea17 1342 1342/1342 1342 ± 0.00004222 5.691 5.221/6.69 5.877 ± 0.6926
ea18 1342 1342/1342 1342 ± 0.0000031 4.777 4.503/5.429 4.904 ± 0.5062
ea19 1342 1342/1342 1342 ± 0 5.746 5.264/6.386 5.809 ± 0.6083
ea20 1342 1342/1342 1342 ± 0 5.654 5.287/6.251 5.849 ± 0.649
ea21 1342 1342/1342 1342 ± 0 5.247 5.055/6.092 5.561 ± 0.5772
ea22 1342 1342/1342 1342 ± 0.00003461 5.303 5.059/6.484 5.665 ± 0.6883
ea23 1342 1342/1342 1342 ± 0 5.585 5.288/6.316 5.828 ± 0.602
ea25 1342 1342/1342 1342 ± 0 5.051 4.844/5.189 5.036 ± 0.2477
ea26 1342 1342/1342 1342 ± 0.000002531 5.292 5.129/6.145 5.6 ± 0.5997
ea27 1342 1342/1342 1342 ± 0.00004272 5.438 5.049/6.205 5.573 ± 0.5775
ea28 1342 1342/1342 1342 ± 0.00005286 6.123 5.542/6.407 5.956 ± 0.5359
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 ± 0.00002491 5.148 5.033/5.26 5.038 ± 0.4187
4 1342 1342/1342 1342 ± 0.00003052 4.973 4.831/5.036 4.901 ± 0.2827
5 1342 1342/1342 1342 ± 0.00002491 5.102 4.856/5.198 4.999 ± 0.4377
6 1342 1342/1342 1342 ± 0.00002491 5.051 4.963/5.256 5 ± 0.4442
7 1342 1342/1342 1342 ± 0.00002491 5.034 4.948/5.222 5.025 ± 0.4129
8 1342 1342/1342 1342 ± 0.00002491 5.157 4.956/5.287 5.06 ± 0.469
9 1342 1342/1342 1342 ± 0.00002491 5.403 5.249/5.648 5.336 ± 0.4966
10 1342 1342/1342 1342 ± 0.0000244 5.761 5.574/5.944 5.762 ± 0.2722
11 1342 1342/1342 1342 ± 0.0000244 6.083 5.79/6.181 5.994 ± 0.3391
12 1342 1342/1342 1342 ± 0.0000244 6.171 5.964/6.399 6.152 ± 0.3489
13 1342 1342/1342 1342 ± 0.0000244 6.532 6.28/6.652 6.493 ± 0.3235
14 1342 1342/1342 1342 ± 0.0000244 6.668 6.466/6.916 6.631 ± 0.3377
15 1342 1342/1342 1342 ± 0.0000244 6.316 6.215/6.513 6.309 ± 0.4152
16 1342 1342/1342 1342 ± 0.0000567 5.196 4.988/5.373 5.162 ± 0.3626
17 1342 1342/1342 1342 ± 0.00005736 5.149 5.014/5.416 5.164 ± 0.3356
output_dir
 
vis
VLASS2.1.sb38561374.eb38565040.59070.62333981482_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-05 18:45:10.551
End
2024-12-05 19:29:28.300
Duration
0:44:17.750
Note, WebLog generation is not included in the time.

CASA logs for stage 8