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

Statwt Summary Plot

VLASS2.1.sb38607909.eb38640757.59103.0786646412_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 5.608 5.302/6.079 5.735 ± 0.5063
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.585 5.26/6.172 5.758 ± 0.5654
ea05 1342 1342/1342 1342 ± 0 5.996 5.532/6.48 6.065 ± 0.5926
ea06 1342 1342/1342 1342 ± 0 5.042 4.942/5.436 5.165 ± 0.3386
ea07 1342 1342/1342 1342 ± 0 6.18 5.639/6.386 6.177 ± 0.5873
ea08 1342 1342/1342 1342 ± 0 6 5.798/6.798 6.279 ± 0.6295
ea09 1342 1342/1342 1342 ± 0 5.859 5.398/6.678 5.985 ± 0.62
ea10 1342 1342/1342 1342 ± 0 6.107 5.483/6.781 6.114 ± 0.6803
ea11 1342 1342/1342 1342 ± 0 6.01 5.38/6.646 6.06 ± 0.6498
ea12 1342 1342/1342 1342 ± 0 6.029 5.619/6.66 6.21 ± 0.6542
ea13 1342 1342/1342 1342 ± 0 6.017 5.85/6.42 6.182 ± 0.4594
ea14 1342 1342/1342 1342 ± 0 5.804 5.3/6.409 5.91 ± 0.661
ea15 1342 1342/1342 1342 ± 0 5.826 5.4/6.477 6.02 ± 0.6847
ea16 1342 1342/1342 1342 ± 0 6.218 5.766/6.81 6.362 ± 0.7052
ea17 1342 1342/1342 1342 ± 0 6.108 5.763/6.72 6.298 ± 0.6428
ea18 1342 1342/1342 1342 ± 0 5.176 4.867/5.579 5.266 ± 0.4915
ea19 1342 1342/1342 1342 ± 0 6.178 5.714/6.792 6.347 ± 0.6577
ea20 1342 1342/1342 1342 ± 0 5.312 5.059/5.769 5.434 ± 0.4427
ea21 1342 1342/1342 1342 ± 0 5.849 5.542/6.426 6.012 ± 0.562
ea22 1342 1342/1342 1342 ± 0 5.404 5.188/6.107 5.611 ± 0.5993
ea23 1342 1342/1342 1342 ± 0 6.135 5.59/6.526 6.203 ± 0.6787
ea25 1342 1342/1342 1342 ± 0 5.755 5.465/6.277 5.901 ± 0.5661
ea26 1342 1342/1342 1342 ± 0 6.183 5.766/6.892 6.343 ± 0.6777
ea27 1342 1342/1342 1342 ± 0 5.678 5.439/6.499 5.878 ± 0.585
ea28 1342 1342/1342 1342 ± 0.000007434 5.901 5.619/6.664 6.126 ± 0.668
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 ± 0.00002439 5.518 5.272/5.81 5.523 ± 0.299
3 1342 1342/1342 1342 ± 0.00002439 5.431 5.195/5.653 5.402 ± 0.3227
4 1342 1342/1342 1342 ± 0.00002439 5.416 5.168/5.599 5.373 ± 0.3062
5 1342 1342/1342 1342 ± 0.00002397 5.509 5.233/5.695 5.467 ± 0.3132
6 1342 1342/1342 1342 ± 0.00002397 5.413 5.273/5.567 5.397 ± 0.3025
7 1342 1342/1342 1342 ± 0.00002397 5.436 5.328/5.68 5.47 ± 0.2588
8 1342 1342/1342 1342 ± 0.00002397 5.485 5.27/5.648 5.444 ± 0.3168
9 1342 1342/1342 1342 ± 0.00002439 5.739 5.389/6.005 5.695 ± 0.3508
10 1342 1342/1342 1342 ± 0.00002439 6.201 5.971/6.352 6.122 ± 0.3512
11 1342 1342/1342 1342 ± 0.00002397 6.41 6.232/6.609 6.344 ± 0.3705
12 1342 1342/1342 1342 ± 0.00002397 6.585 6.379/6.722 6.446 ± 0.4897
13 1342 1342/1342 1342 ± 0.00002397 7.072 6.747/7.274 6.95 ± 0.4391
14 1342 1342/1342 1342 ± 0.00002439 7.152 6.909/7.493 7.089 ± 0.4802
15 1342 1342/1342 1342 ± 0.00002397 6.784 6.564/7.07 6.73 ± 0.4486
16 1342 1342/1342 1342 ± 0.00002458 6.124 5.843/6.332 6.069 ± 0.4135
17 1342 1342/1342 1342 ± 0.00002404 6.166 5.84/6.354 6.075 ± 0.3976
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38607909.eb38640757.59103.0786646412_split_split.ms
output_dir
 
Start time
2024-12-31 02:41:58.481
End
2024-12-31 03:33:44.908
Duration
0:51:46.428
Note, WebLog generation is not included in the time.

CASA logs for stage 8