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

Statwt Summary Plot

VLASS2.1.sb38619750.eb38664746.59114.89728754629_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 5.714 5.371/6.221 5.843 ± 0.5569
ea02 1342 1342/1342 1342 ± 0.000004568 5.858 5.509/6.537 6.057 ± 0.6571
ea03 1342 1342/1342 1342 ± 0 5.458 4.818/6.04 5.486 ± 0.6479
ea04 1342 1342/1342 1342 ± 0 5.581 5.229/6.12 5.715 ± 0.5522
ea05 1342 1342/1342 1342 ± 0 5.914 5.431/6.391 5.962 ± 0.588
ea06 1342 1342/1342 1342 ± 0 5.269 5.005/5.737 5.378 ± 0.4447
ea07 1342 1342/1342 1342 ± 0 6.039 5.586/6.301 6.068 ± 0.5574
ea08 1342 1342/1342 1342 ± 0.00001147 6.01 5.713/6.791 6.27 ± 0.6761
ea09 1342 1342/1342 1342 ± 0 5.874 5.298/6.408 5.924 ± 0.6353
ea10 1342 1342/1342 1342 ± 0.000003454 5.982 5.37/6.635 6.021 ± 0.6712
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.886 5.395/6.431 6.027 ± 0.6605
ea13 1342 1342/1342 1342 ± 0 6.31 5.998/6.627 6.394 ± 0.4991
ea14 1342 1342/1342 1342 ± 0 5.912 5.424/6.465 6.01 ± 0.6525
ea15 1342 1342/1342 1342 ± 0 5.828 5.422/6.435 6.015 ± 0.657
ea16 1342 1342/1342 1342 ± 0 6.197 5.772/6.772 6.364 ± 0.6897
ea17 1342 1342/1342 1342 ± 0.00003233 6.091 5.642/6.648 6.208 ± 0.6374
ea18 1342 1342/1342 1342 ± 0.0000128 5.122 4.79/5.534 5.189 ± 0.533
ea19 1342 1342/1342 1342 ± 0 6.114 5.669/6.795 6.314 ± 0.655
ea20 1342 1342/1342 1342 ± 0 6.327 5.734/6.843 6.294 ± 0.6092
ea21 1342 1342/1342 1342 ± 0 5.811 5.516/6.384 5.985 ± 0.5474
ea22 1342 1342/1342 1342 ± 0.000001262 5.623 5.401/6.472 5.919 ± 0.6754
ea23 1342 1342/1342 1342 ± 0 6.104 5.578/6.526 6.178 ± 0.6729
ea25 1342 1342/1342 1342 ± 0.00003276 5.646 5.412/6.261 5.853 ± 0.5725
ea26 1342 1342/1342 1342 ± 0 6.178 5.727/6.785 6.298 ± 0.6829
ea27 1342 1342/1342 1342 ± 0.00004169 5.64 5.327/6.449 5.848 ± 0.5846
ea28 1342 1342/1342 1342 ± 0.00004365 5.933 5.515/6.538 6.054 ± 0.6773
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 ± 0.00002348 5.509 5.397/5.778 5.531 ± 0.2962
3 1342 1342/1342 1342 ± 0.00003323 5.342 5.083/5.611 5.344 ± 0.3372
4 1342 1342/1342 1342 ± 0.0000258 5.349 5.242/5.564 5.372 ± 0.3476
5 1342 1342/1342 1342 ± 0.00002348 5.531 5.276/5.646 5.473 ± 0.3356
6 1342 1342/1342 1342 ± 0.00002348 5.409 5.224/5.584 5.37 ± 0.3279
7 1342 1342/1342 1342 ± 0.00002348 5.447 5.332/5.644 5.455 ± 0.2559
8 1342 1342/1342 1342 ± 0.00002348 5.458 5.212/5.631 5.402 ± 0.2737
9 1342 1342/1342 1342 ± 0.00002348 5.72 5.565/5.94 5.684 ± 0.3063
10 1342 1342/1342 1342 ± 0.00002348 6.155 6.009/6.321 6.129 ± 0.3084
11 1342 1342/1342 1342 ± 0.00002348 6.436 6.228/6.553 6.351 ± 0.305
12 1342 1342/1342 1342 ± 0.00002392 6.585 6.349/6.712 6.508 ± 0.3285
13 1342 1342/1342 1342 ± 0.00002348 6.998 6.902/7.207 6.962 ± 0.3514
14 1342 1342/1342 1342 ± 0.00002348 7.208 6.986/7.439 7.136 ± 0.3887
15 1342 1342/1342 1342 ± 0.00002348 6.885 6.591/7.02 6.788 ± 0.3827
16 1342 1342/1342 1342 ± 0.00004689 6.124 5.893/6.376 6.126 ± 0.3386
17 1342 1342/1342 1342 ± 0.00004137 6.156 5.983/6.371 6.154 ± 0.3325
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38619750.eb38664746.59114.89728754629_split_split.ms
datacolumn
residual_data
Start time
2025-01-04 08:40:35.025
End
2025-01-04 09:32:59.221
Duration
0:52:24.196
Note, WebLog generation is not included in the time.

CASA logs for stage 8