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

Statwt Summary Plot

VLASS2.1.sb38719425.eb38722999.59135.57082381945_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 5.672 5.384/6.177 5.799 ± 0.5869
ea02 1342 1342/1342 1342 ± 0.000008065 5.871 5.611/6.704 6.17 ± 0.7299
ea03 1342 1342/1342 1342 ± 0 5.328 4.88/6.116 5.52 ± 0.6682
ea04 1342 1342/1342 1342 ± 0 5.76 5.288/6.412 5.845 ± 0.5973
ea05 1342 1342/1342 1342 ± 0 6.12 5.443/6.619 5.981 ± 0.6286
ea06 1342 1342/1342 1342 ± 0 5.002 4.838/5.428 5.12 ± 0.3512
ea07 1342 1342/1342 1342 ± 0 6.09 5.562/6.383 6.101 ± 0.6424
ea08 1342 1342/1342 1342 ± 0.00002204 5.883 5.648/6.814 6.196 ± 0.7542
ea09 1342 1342/1342 1342 ± 0.00000487 5.818 5.408/6.581 5.966 ± 0.753
ea10 1342 1342/1342 1342 ± 0 6.149 5.522/6.891 6.154 ± 0.7804
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.935 5.531/6.524 6.1 ± 0.6291
ea13 1342 1342/1342 1342 ± 0 6.081 5.941/6.545 6.286 ± 0.5334
ea14 1342 1342/1342 1342 ± 0 6.13 5.44/6.593 6.056 ± 0.7131
ea15 1342 1342/1342 1342 ± 0 6.036 5.636/6.729 6.235 ± 0.7117
ea16 1342 1342/1342 1342 ± 0 6.186 5.694/6.894 6.348 ± 0.7902
ea17 1342 1342/1342 1342 ± 0.00001228 6.467 5.878/7.302 6.562 ± 0.7568
ea18 1342 1342/1342 1342 ± 0 5.093 4.782/5.633 5.18 ± 0.5536
ea19 1342 1342/1342 1342 ± 0 5.856 5.423/6.53 6.045 ± 0.6682
ea20 1342 1342/1342 1342 ± 0 6.071 5.665/6.737 6.179 ± 0.649
ea23 1342 1342/1342 1342 ± 0 6.144 5.552/6.569 6.166 ± 0.718
ea25 1342 1342/1342 1342 ± 0.00000109 5.778 5.445/6.276 5.881 ± 0.6066
ea26 1342 1342/1342 1342 ± 0 6.176 5.843/6.959 6.383 ± 0.7834
ea27 1342 1342/1342 1342 ± 0.00001264 5.739 5.455/6.586 5.919 ± 0.6798
ea28 1342 1342/1342 1342 ± 0.0000299 5.557 5.337/6.347 5.775 ± 0.6912
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 ± 0.00002441 5.543 5.398/5.779 5.528 ± 0.283
3 1342 1342/1342 1342 ± 0.00002553 5.136 4.788/5.359 5.077 ± 0.3488
4 1342 1342/1342 1342 ± 0.00002497 5.329 5.133/5.458 5.251 ± 0.3255
5 1342 1342/1342 1342 ± 0.00002441 5.444 5.285/5.615 5.425 ± 0.3125
6 1342 1342/1342 1342 ± 0.00002441 5.47 5.307/5.692 5.453 ± 0.3335
7 1342 1342/1342 1342 ± 0.00002441 5.541 5.416/5.706 5.521 ± 0.3075
8 1342 1342/1342 1342 ± 0.00002441 5.494 5.308/5.645 5.46 ± 0.3327
9 1342 1342/1342 1342 ± 0.00002441 5.739 5.522/6.044 5.752 ± 0.3724
10 1342 1342/1342 1342 ± 0.00002441 6.165 6.017/6.459 6.161 ± 0.359
11 1342 1342/1342 1342 ± 0.00002441 6.505 6.226/6.653 6.404 ± 0.3831
12 1342 1342/1342 1342 ± 0.00002441 6.649 6.409/6.834 6.59 ± 0.4254
13 1342 1342/1342 1342 ± 0.00002441 7.106 6.94/7.213 7.037 ± 0.4454
14 1342 1342/1342 1342 ± 0.00002441 7.329 7.049/7.58 7.241 ± 0.4927
15 1342 1342/1342 1342 ± 0.00002441 6.914 6.631/7.109 6.803 ± 0.4883
16 1342 1342/1342 1342 ± 0.00003374 6.163 5.789/6.347 6.088 ± 0.4531
17 1342 1342/1342 1342 ± 0.000033 6.236 5.886/6.411 6.141 ± 0.4216
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38719425.eb38722999.59135.57082381945_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2025-01-11 06:59:01.522
End
2025-01-11 08:01:57.723
Duration
1:02:56.202
Note, WebLog generation is not included in the time.

CASA logs for stage 8