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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.354 5.093/5.741 5.504 ± 0.5033
ea02 1342 1342/1342 1342 ± 0 5.528 5.204/6.279 5.776 ± 0.6403
ea04 1342 1342/1342 1342 ± 0 5.292 4.981/5.918 5.477 ± 0.5602
ea05 1342 1342/1342 1342 ± 0 5.54 5.142/6.049 5.643 ± 0.5802
ea06 1342 1342/1342 1342 ± 0 4.803 4.53/5.333 4.927 ± 0.4613
ea07 1342 1342/1342 1342 ± 0 5.795 5.216/6.075 5.781 ± 0.5818
ea08 1342 1342/1342 1342 ± 0 5.599 5.305/6.413 5.911 ± 0.652
ea09 1342 1342/1342 1342 ± 0 5.4 5.071/6.131 5.582 ± 0.6216
ea10 1342 1342/1342 1342 ± 0 5.775 5.127/6.394 5.762 ± 0.6654
ea11 1342 1342/1342 1342 ± 0 5.668 5.08/6.168 5.684 ± 0.6621
ea12 1342 1342/1342 1342 ± 0 5.552 5.144/6.215 5.754 ± 0.6453
ea13 1342 1342/1342 1342 ± 0 5.85 5.58/6.216 5.983 ± 0.4862
ea14 1342 1342/1342 1342 ± 0 5.577 5.053/6.181 5.663 ± 0.6595
ea15 1342 1342/1342 1342 ± 0 5.418 4.956/6.073 5.571 ± 0.6715
ea16 1342 1342/1342 1342 ± 0 5.902 5.451/6.534 6.052 ± 0.71
ea17 1342 1342/1342 1342 ± 0 5.721 5.35/6.264 5.858 ± 0.6067
ea18 1342 1342/1342 1342 ± 0 4.848 4.549/5.322 4.972 ± 0.5036
ea19 1342 1342/1342 1342 ± 0 5.807 5.368/6.568 6.009 ± 0.6587
ea20 1342 1342/1342 1342 ± 0 5.899 5.483/6.513 6.039 ± 0.6477
ea21 1342 1342/1342 1342 ± 0 5.571 5.186/6.087 5.671 ± 0.5667
ea22 1342 1342/1342 1342 ± 0 5.361 5.099/6.23 5.638 ± 0.6547
ea23 1342 1342/1342 1342 ± 0 5.806 5.258/6.276 5.885 ± 0.6778
ea25 1342 1342/1342 1342 ± 0 5.338 5.012/5.876 5.485 ± 0.56
ea26 1342 1342/1342 1342 ± 0 5.781 5.425/6.695 5.99 ± 0.6441
ea27 1342 1342/1342 1342 ± 0 5.376 5.125/6.153 5.564 ± 0.5758
ea28 1342 1342/1342 1342 ± 0.00002414 5.425 5.192/6.209 5.698 ± 0.6354
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 ± 0.0000235 5.156 5.012/5.391 5.174 ± 0.2544
3 1342 1342/1342 1342 ± 0.00002395 5.125 4.973/5.33 5.138 ± 0.2593
4 1342 1342/1342 1342 ± 0.00002395 5.1 4.9/5.218 5.053 ± 0.305
5 1342 1342/1342 1342 ± 0.0000235 5.126 4.876/5.301 5.115 ± 0.3089
6 1342 1342/1342 1342 ± 0.0000235 5.123 4.911/5.331 5.104 ± 0.2858
7 1342 1342/1342 1342 ± 0.0000235 5.164 5.011/5.301 5.157 ± 0.254
8 1342 1342/1342 1342 ± 0.0000235 5.197 4.947/5.308 5.13 ± 0.2711
9 1342 1342/1342 1342 ± 0.0000235 5.422 5.299/5.67 5.418 ± 0.3123
10 1342 1342/1342 1342 ± 0.0000235 5.88 5.721/6.043 5.839 ± 0.2958
11 1342 1342/1342 1342 ± 0.0000235 6.122 5.957/6.233 6.057 ± 0.3045
12 1342 1342/1342 1342 ± 0.0000235 6.277 6.03/6.393 6.218 ± 0.3316
13 1342 1342/1342 1342 ± 0.0000235 6.67 6.576/6.836 6.651 ± 0.3458
14 1342 1342/1342 1342 ± 0.0000235 6.844 6.678/7.056 6.811 ± 0.3815
15 1342 1342/1342 1342 ± 0.0000235 6.533 6.33/6.724 6.474 ± 0.3677
16 1342 1342/1342 1342 ± 0.00002393 5.857 5.477/6.048 5.812 ± 0.3767
17 1342 1342/1342 1342 ± 0.00002948 5.805 5.486/6.091 5.803 ± 0.3759
overwrite_modelcol
False
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-17 05:14:33.317
End
2024-12-17 06:16:39.596
Duration
1:02:06.279
Note, WebLog generation is not included in the time.

CASA logs for stage 8