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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.473 4.831/5.694 5.338 ± 0.5561
ea02 1342 1342/1342 1342 ± 0.00002552 5.536 5.044/6.171 5.584 ± 0.654
ea04 1342 1342/1342 1342 ± 0.000009149 5.111 4.817/5.818 5.305 ± 0.5654
ea05 1342 1342/1342 1342 ± 0 5.566 4.959/5.908 5.54 ± 0.6409
ea06 1342 1342/1342 1342 ± 0 4.876 4.474/5.224 4.862 ± 0.4347
ea07 1342 1342/1342 1342 ± 0 5.449 4.931/5.97 5.544 ± 0.5872
ea08 1342 1342/1342 1342 ± 0 5.68 5.218/6.43 5.707 ± 0.7471
ea09 1342 1342/1342 1342 ± 0 5.225 4.83/5.95 5.391 ± 0.6528
ea10 1342 1342/1342 1342 ± 0 5.322 4.729/5.935 5.312 ± 0.6039
ea11 1342 1342/1342 1342 ± 0 5.384 4.894/6.014 5.418 ± 0.6427
ea12 1342 1342/1342 1342 ± 0 5.583 4.899/6.074 5.504 ± 0.6542
ea13 1342 1342/1342 1342 ± 0 5.715 5.319/6.025 5.747 ± 0.5338
ea14 1342 1342/1342 1342 ± 0 5.637 5.026/6.19 5.593 ± 0.7068
ea15 1342 1342/1342 1342 ± 0 5.158 4.669/5.818 5.313 ± 0.6893
ea16 1342 1342/1342 1342 ± 0 5.926 5.178/6.491 5.812 ± 0.7709
ea17 1342 1342/1342 1342 ± 0 5.764 5.278/6.254 5.756 ± 0.6
ea18 1342 1342/1342 1342 ± 0.000005426 4.762 4.427/5.332 4.877 ± 0.5557
ea19 1342 1342/1342 1342 ± 0 5.814 5.046/6.403 5.8 ± 0.6426
ea20 1342 1342/1342 1342 ± 0 5.613 5.066/6.244 5.728 ± 0.7052
ea21 1342 1342/1342 1342 ± 0 5.512 5.068/6.05 5.545 ± 0.5372
ea22 1342 1342/1342 1342 ± 0 5.432 4.904/6.061 5.489 ± 0.6861
ea23 1342 1342/1342 1342 ± 0 5.758 5.074/6.005 5.675 ± 0.5974
ea25 1342 1342/1342 1342 ± 0 5.239 4.933/5.778 5.371 ± 0.5959
ea26 1342 1342/1342 1342 ± 0 5.424 5.088/5.964 5.505 ± 0.5873
ea27 1342 1342/1342 1342 ± 0.00002163 5.309 4.939/5.955 5.391 ± 0.5934
ea28 1342 1342/1342 1342 ± 0 5.688 4.867/6.018 5.562 ± 0.7012
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 ± 0.00002681 5.033 4.829/5.178 4.981 ± 0.3483
3 1342 1342/1342 1342 ± 0.00002638 4.741 4.551/5.034 4.782 ± 0.3033
4 1342 1342/1342 1342 ± 0.00002619 4.775 4.602/4.983 4.814 ± 0.3049
5 1342 1342/1342 1342 ± 0.0000235 4.883 4.617/5.07 4.878 ± 0.331
6 1342 1342/1342 1342 ± 0.0000235 4.893 4.676/5.049 4.866 ± 0.267
7 1342 1342/1342 1342 ± 0.0000235 4.896 4.823/5.029 4.923 ± 0.2146
8 1342 1342/1342 1342 ± 0.0000235 4.881 4.743/5.135 4.924 ± 0.2656
9 1342 1342/1342 1342 ± 0.0000235 5.341 5.091/5.44 5.259 ± 0.3226
10 1342 1342/1342 1342 ± 0.00002394 5.664 5.475/5.864 5.64 ± 0.287
11 1342 1342/1342 1342 ± 0.0000235 5.911 5.72/6.02 5.849 ± 0.2938
12 1342 1342/1342 1342 ± 0.0000235 6.061 5.95/6.181 6.02 ± 0.3006
13 1342 1342/1342 1342 ± 0.0000235 6.511 6.348/6.663 6.469 ± 0.3151
14 1342 1342/1342 1342 ± 0.00002394 6.612 6.422/6.839 6.59 ± 0.346
15 1342 1342/1342 1342 ± 0.00002394 6.263 6.006/6.404 6.196 ± 0.3165
16 1342 1342/1342 1342 ± 0.00002821 5.67 5.467/5.792 5.619 ± 0.2694
17 1342 1342/1342 1342 ± 0.00002447 5.7 5.515/5.841 5.659 ± 0.2768
output_dir
 
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-04-05 03:26:35.328
End
2024-04-05 04:28:31.713
Duration
1:01:56.385
Note, WebLog generation is not included in the time.

CASA logs for stage 7