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

Statwt Summary Plot

VLASS2.1.sb38610763.eb38659643.59111.9147512037_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 5.528 5.184/5.967 5.635 ± 0.5582
ea02 1342 1342/1342 1342 ± 0 5.568 5.178/6.196 5.729 ± 0.6329
ea04 1342 1342/1342 1342 ± 0 5.216 4.918/5.905 5.414 ± 0.5837
ea05 1342 1342/1342 1342 ± 0 5.486 5.018/5.923 5.528 ± 0.585
ea06 1342 1342/1342 1342 ± 0 4.898 4.614/5.267 4.957 ± 0.3979
ea07 1342 1342/1342 1342 ± 0 5.873 5.353/6.121 5.871 ± 0.5851
ea08 1342 1342/1342 1342 ± 0 5.772 5.48/6.576 6.061 ± 0.6765
ea09 1342 1342/1342 1342 ± 0 5.261 4.793/5.859 5.365 ± 0.604
ea10 1342 1342/1342 1342 ± 0 6.008 5.306/6.688 5.987 ± 0.6803
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.641 5.211/6.344 5.837 ± 0.676
ea13 1342 1342/1342 1342 ± 0 5.837 5.153/6.069 5.63 ± 0.5793
ea14 1342 1342/1342 1342 ± 0 5.695 5.162/6.335 5.779 ± 0.6916
ea15 1342 1342/1342 1342 ± 0 5.424 5.036/6.108 5.624 ± 0.6557
ea16 1342 1342/1342 1342 ± 0 5.905 5.42/6.653 6.087 ± 0.7655
ea17 1342 1342/1342 1342 ± 0 5.953 5.535/6.451 6.079 ± 0.6481
ea18 1342 1342/1342 1342 ± 0 4.934 4.644/5.467 5.048 ± 0.5724
ea19 1342 1342/1342 1342 ± 0 5.722 5.304/6.458 5.935 ± 0.6607
ea20 1342 1342/1342 1342 ± 0 5.979 5.557/6.719 6.161 ± 0.6859
ea21 1342 1342/1342 1342 ± 0 5.562 5.174/6.127 5.684 ± 0.5977
ea22 1342 1342/1342 1342 ± 0 5.194 4.993/6.061 5.501 ± 0.6229
ea23 1342 1342/1342 1342 ± 0 5.934 5.365/6.392 6.016 ± 0.6986
ea25 1342 1342/1342 1342 ± 0 5.552 5.219/6.139 5.735 ± 0.5749
ea26 1342 1342/1342 1342 ± 0 5.534 5.027/6.08 5.611 ± 0.7074
ea27 1342 1342/1342 1342 ± 0 5.483 5.228/6.364 5.706 ± 0.6222
ea28 1342 1342/1342 1342 ± 0.000002012 5.728 5.373/6.431 5.917 ± 0.6887
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 5.14 5.03/5.388 5.177 ± 0.2492
3 1342 1342/1342 1342 ± 0.00002395 5.074 4.854/5.318 5.069 ± 0.2914
4 1342 1342/1342 1342 ± 0.00002442 5.146 4.811/5.33 5.1 ± 0.3449
5 1342 1342/1342 1342 ± 0.00002395 5.197 4.948/5.335 5.13 ± 0.3247
6 1342 1342/1342 1342 ± 0.00002395 5.192 4.984/5.293 5.111 ± 0.3082
7 1342 1342/1342 1342 ± 0.00002395 5.204 5.032/5.309 5.181 ± 0.2485
8 1342 1342/1342 1342 ± 0.00002395 5.194 4.909/5.37 5.148 ± 0.2974
9 1342 1342/1342 1342 ± 0.00002395 5.481 5.224/5.727 5.425 ± 0.3334
10 1342 1342/1342 1342 ± 0.00002395 5.908 5.713/6.062 5.867 ± 0.3323
11 1342 1342/1342 1342 ± 0.00002395 6.08 5.912/6.329 6.086 ± 0.3359
12 1342 1342/1342 1342 ± 0.00002443 6.32 6.1/6.523 6.27 ± 0.362
13 1342 1342/1342 1342 ± 0.00002395 6.717 6.471/6.979 6.699 ± 0.3875
14 1342 1342/1342 1342 ± 0.00002395 6.895 6.637/7.143 6.865 ± 0.4274
15 1342 1342/1342 1342 ± 0.00002395 6.54 6.44/6.745 6.526 ± 0.4061
16 1342 1342/1342 1342 ± 0.00002397 5.868 5.547/6.235 5.895 ± 0.4121
17 1342 1342/1342 1342 ± 0.00002399 5.861 5.689/6.172 5.917 ± 0.3636
vis
VLASS2.1.sb38610763.eb38659643.59111.9147512037_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-31 04:11:23.269
End
2024-12-31 05:05:19.657
Duration
0:53:56.388
Note, WebLog generation is not included in the time.

CASA logs for stage 8