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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.613 5.229/6.042 5.644 ± 0.5506
ea02 1342 1342/1342 1342 ± 0.0000253 5.687 5.341/6.541 5.941 ± 0.6718
ea04 1342 1342/1342 1342 ± 0 5.508 5.012/5.985 5.562 ± 0.5832
ea05 1342 1342/1342 1342 ± 0 5.935 5.238/6.432 5.798 ± 0.669
ea06 1342 1342/1342 1342 ± 0 4.754 4.621/5.229 4.896 ± 0.3941
ea07 1342 1342/1342 1342 ± 0 6.108 5.387/6.178 5.973 ± 0.6163
ea08 1342 1342/1342 1342 ± 0.00003307 5.899 5.491/6.748 6.137 ± 0.7298
ea09 1342 1342/1342 1342 ± 0.000005493 5.547 5.212/6.407 5.735 ± 0.6574
ea10 1342 1342/1342 1342 ± 0 5.939 5.23/6.647 5.933 ± 0.7497
ea11 1342 1342/1342 1342 ± 0 5.588 5.258/6.537 5.898 ± 0.7703
ea12 1342 1342/1342 1342 ± 0 5.915 5.26/6.439 5.862 ± 0.6934
ea13 1342 1342/1342 1342 ± 0 5.835 5.704/6.376 6.109 ± 0.5495
ea14 1342 1342/1342 1342 ± 0 5.898 5.184/6.317 5.808 ± 0.7007
ea15 1342 1342/1342 1342 ± 0 5.824 5.275/6.276 5.858 ± 0.7042
ea16 1342 1342/1342 1342 ± 0 6.157 5.589/6.695 6.23 ± 0.7221
ea17 1342 1342/1342 1342 ± 0.00004183 5.996 5.479/6.864 6.09 ± 0.66
ea18 1342 1342/1342 1342 ± 0 4.967 4.653/5.551 5.017 ± 0.5563
ea19 1342 1342/1342 1342 ± 0 6.18 5.509/6.668 6.159 ± 0.6764
ea20 1342 1342/1342 1342 ± 0 5.847 5.633/6.776 6.105 ± 0.6791
ea21 1342 1342/1342 1342 ± 0 5.781 5.318/6.319 5.834 ± 0.6043
ea22 1342 1342/1342 1342 ± 0.00001479 5.293 5.037/6.135 5.531 ± 0.6735
ea23 1342 1342/1342 1342 ± 0 6.142 5.382/6.555 6.05 ± 0.7383
ea25 1342 1342/1342 1342 ± 0.000002413 5.377 5.228/6.333 5.725 ± 0.6316
ea26 1342 1342/1342 1342 ± 0 5.866 5.559/6.871 6.128 ± 0.6911
ea27 1342 1342/1342 1342 ± 0.00002775 5.513 5.283/6.446 5.78 ± 0.6186
ea28 1342 1342/1342 1342 ± 0.0000415 5.685 5.402/6.552 5.951 ± 0.6852
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 ± 0.00002356 5.301 5.131/5.526 5.305 ± 0.2634
4 1342 1342/1342 1342 ± 0.00002446 4.919 4.701/5.134 4.907 ± 0.3366
5 1342 1342/1342 1342 ± 0.00002356 5.304 5.068/5.451 5.294 ± 0.3028
6 1342 1342/1342 1342 ± 0.00002356 5.267 5.138/5.373 5.23 ± 0.3257
7 1342 1342/1342 1342 ± 0.00002356 5.295 5.198/5.488 5.295 ± 0.2616
8 1342 1342/1342 1342 ± 0.00002356 5.339 5.114/5.482 5.284 ± 0.295
9 1342 1342/1342 1342 ± 0.00002356 5.614 5.439/5.84 5.565 ± 0.3339
10 1342 1342/1342 1342 ± 0.00002356 6.049 5.899/6.187 6 ± 0.3293
11 1342 1342/1342 1342 ± 0.00002356 6.336 6.127/6.438 6.223 ± 0.3432
12 1342 1342/1342 1342 ± 0.00002356 6.451 6.236/6.58 6.327 ± 0.483
13 1342 1342/1342 1342 ± 0.00002356 6.887 6.803/7.166 6.846 ± 0.397
14 1342 1342/1342 1342 ± 0.00002356 7.125 6.842/7.276 7.012 ± 0.4409
15 1342 1342/1342 1342 ± 0.00002356 6.735 6.521/6.91 6.643 ± 0.4402
16 1342 1342/1342 1342 ± 0.0000467 5.862 5.544/6.055 5.799 ± 0.4348
17 1342 1342/1342 1342 ± 0.00004565 5.88 5.576/6.051 5.806 ± 0.4069
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
output_dir
 
Start time
2024-11-19 11:32:24.935
End
2024-11-19 12:23:48.494
Duration
0:51:23.559
Note, WebLog generation is not included in the time.

CASA logs for stage 8