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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.334 5.268/6.165 5.532 ± 0.7791
ea02 1342 1342/1342 1342 ± 0.00004247 5.888 5.342/6.7 5.884 ± 0.9373
ea04 1342 1342/1342 1342 ± 0.00002532 5.389 5.067/6.157 5.472 ± 0.7729
ea05 1342 1342/1342 1342 ± 0.00003028 5.464 5.058/6.323 5.658 ± 0.7973
ea06 1342 1342/1342 1342 ± 0.00003587 4.962 4.728/5.332 4.903 ± 0.5383
ea07 1342 1342/1342 1342 ± 0.0000409 5.931 5.404/6.379 5.867 ± 0.8857
ea08 1342 1342/1342 1342 ± 0.00004182 6.098 5.598/6.851 6.079 ± 0.9914
ea09 1342 1342/1342 1342 ± 0.00002246 5.553 5.21/6.573 5.717 ± 0.8316
ea10 1342 1342/1342 1342 ± 0.00004154 5.962 5.333/6.779 5.858 ± 0.973
ea11 1342 1342/1342 1342 ± 0.00004164 5.828 5.171/6.545 5.733 ± 0.934
ea12 1342 1342/1342 1342 ± 0.00003601 5.75 5.417/6.613 5.889 ± 0.8866
ea13 1342 1342/1342 1342 ± 0.00001314 5.889 5.735/6.404 6.003 ± 0.7564
ea14 1342 1342/1342 1342 ± 0.0000424 5.633 5.254/6.472 5.732 ± 0.8545
ea15 1342 1342/1342 1342 ± 0.00001669 5.371 5.139/6.302 5.619 ± 0.9029
ea16 1342 1342/1342 1342 ± 0.00004064 5.969 5.543/6.877 6.076 ± 0.9906
ea17 1342 1342/1342 1342 ± 0.00004163 5.919 5.456/7.061 5.948 ± 0.9815
ea18 1342 1342/1342 1342 ± 0.00004108 5.012 4.803/5.742 5.101 ± 0.6749
ea19 1342 1342/1342 1342 ± 0.00001836 5.788 5.558/6.836 6.042 ± 0.8762
ea20 1342 1342/1342 1342 ± 0.00003783 5.923 5.803/7.06 6.187 ± 0.9295
ea21 1342 1342/1342 1342 ± 0.00004054 5.58 5.329/6.383 5.708 ± 0.8146
ea22 1342 1342/1342 1342 ± 0.00003751 5.406 5.091/6.438 5.637 ± 0.8353
ea23 1342 1342/1342 1342 ± 0.00004232 5.856 5.482/6.602 5.864 ± 0.9813
ea25 1342 1342/1342 1342 ± 0.00004141 5.544 5.231/6.341 5.607 ± 0.8297
ea26 1342 1342/1342 1342 ± 0.00002454 5.866 5.67/6.959 6.091 ± 0.909
ea27 1342 1342/1342 1342 ± 0.00004005 5.579 5.186/6.576 5.691 ± 0.8545
ea28 1342 1342/1342 1342 ± 0.00004273 5.691 5.395/6.589 5.801 ± 0.9396
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 5.387 5.249/5.7 5.44 ± 0.2681
5 1342 1342/1342 1342 ± 0.00002367 5.42 5.256/5.632 5.423 ± 0.3434
6 1342 1342/1342 1342 ± 0.00002348 5.365 5.171/5.542 5.339 ± 0.2835
7 1342 1342/1342 1342 ± 0.00002348 5.384 5.252/5.558 5.387 ± 0.2698
8 1342 1342/1342 1342 ± 0.00002348 5.377 5.177/5.534 5.338 ± 0.2902
9 1342 1342/1342 1342 ± 0.00002348 5.637 5.43/5.923 5.63 ± 0.3269
10 1342 1342/1342 1342 ± 0.00002348 6.077 5.88/6.275 6.052 ± 0.32
11 1342 1342/1342 1342 ± 0.00002348 6.373 6.237/6.505 6.318 ± 0.3389
12 1342 1342/1342 1342 ± 0.00002348 6.563 6.376/6.743 6.513 ± 0.3722
13 1342 1342/1342 1342 ± 0.00002348 6.942 6.697/7.081 6.896 ± 0.4088
14 1342 1342/1342 1342 ± 0.00002348 7.058 6.893/7.292 7.017 ± 0.472
15 1342 1342/1342 1342 ± 0.00002457 6.779 6.558/6.967 6.684 ± 0.4471
16 1342 1342/1342 1342 ± 0.00005386 4.165 4.004/4.345 4.181 ± 0.2446
17 1342 1342/1342 1342 ± 0.00005254 4.186 4.015/4.406 4.219 ± 0.2833
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-11-01 19:02:18.041
End
2024-11-01 19:58:16.747
Duration
0:55:58.707
Note, WebLog generation is not included in the time.

CASA logs for stage 8