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

Statwt Summary Plot

VLASS2.1.sb38498189.eb38518036.59051.15321533565_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 4.782 4.654/5.797 5.125 ± 0.7541
ea02 1342 1342/1342 1342 ± 0.00004499 5.37 4.9/6.276 5.489 ± 0.8997
ea04 1342 1342/1342 1342 ± 0.00003054 4.866 4.694/5.633 5.097 ± 0.7283
ea05 1342 1342/1342 1342 ± 0.00001478 5.097 4.822/6.228 5.421 ± 0.812
ea06 1342 1342/1342 1342 ± 0.00003289 4.645 4.289/5.305 4.732 ± 0.6119
ea07 1342 1342/1342 1342 ± 0.00004113 5.353 4.824/5.864 5.352 ± 0.8043
ea08 1342 1342/1342 1342 ± 0.00004402 5.55 5.037/6.396 5.62 ± 0.9875
ea09 1342 1342/1342 1342 ± 0.00002923 4.84 4.585/5.665 5.04 ± 0.6453
ea10 1342 1342/1342 1342 ± 0.00004145 4.559 4.188/5.254 4.643 ± 0.646
ea11 1342 1342/1342 1342 ± 0.00004386 5.465 4.865/6.197 5.493 ± 0.903
ea12 1342 1342/1342 1342 ± 0.00004181 5.015 4.856/5.945 5.326 ± 0.811
ea13 1342 1342/1342 1342 ± 0.00001586 5.33 5.05/5.973 5.556 ± 0.699
ea14 1342 1342/1342 1342 ± 0.00003652 5.321 4.796/6.274 5.443 ± 0.898
ea15 1342 1342/1342 1342 ± 0.00001473 5.145 4.878/6.052 5.344 ± 0.8667
ea16 1342 1342/1342 1342 ± 0.00002412 5.475 5.049/6.468 5.624 ± 0.9786
ea17 1342 1342/1342 1342 ± 0.00004347 5.365 4.778/6.249 5.445 ± 0.9049
ea18 1342 1342/1342 1342 ± 0.00004395 4.634 4.356/5.493 4.829 ± 0.6713
ea19 1342 1342/1342 1342 ± 0.00001843 5.331 5.063/6.429 5.6 ± 0.8599
ea20 1342 1342/1342 1342 ± 0.00004321 5.531 5.122/6.415 5.685 ± 0.9384
ea21 1342 1342/1342 1342 ± 0.00002894 5.224 4.72/6.055 5.333 ± 0.8385
ea22 1342 1342/1342 1342 ± 0.00003663 5.01 4.655/6.117 5.328 ± 0.7891
ea23 1342 1342/1342 1342 ± 0.00004244 5.343 4.805/6.302 5.469 ± 0.9605
ea24 1342 1342/1342 1342 ± 0.0000194 4.821 4.498/5.948 5.131 ± 0.7309
ea25 1342 1342/1342 1342 ± 0.00004344 5.07 4.491/5.844 5.162 ± 0.8037
ea26 1342 1342/1342 1342 ± 0.00002874 5.412 5.095/6.453 5.655 ± 0.8622
ea27 1342 1342/1342 1342 ± 0.0000427 5.15 4.605/6.055 5.254 ± 0.8246
ea28 1342 1342/1342 1342 ± 0.00004285 5.135 4.893/6.207 5.405 ± 0.8818
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 ± 0.00002427 4.776 4.508/4.9 4.709 ± 0.2895
5 1342 1342/1342 1342 ± 0.00002941 4.936 4.704/5.171 4.943 ± 0.2921
6 1342 1342/1342 1342 ± 0.00002329 4.829 4.609/5.046 4.806 ± 0.2614
7 1342 1342/1342 1342 ± 0.00002325 4.902 4.7/5.04 4.848 ± 0.2558
8 1342 1342/1342 1342 ± 0.00002322 4.942 4.683/5.096 4.883 ± 0.2885
9 1342 1342/1342 1342 ± 0.00002314 5.186 4.969/5.371 5.146 ± 0.2959
10 1342 1342/1342 1342 ± 0.00002319 5.7 5.505/5.854 5.643 ± 0.3031
11 1342 1342/1342 1342 ± 0.00002311 5.973 5.712/6.098 5.906 ± 0.3137
12 1342 1342/1342 1342 ± 0.00002314 6.123 5.865/6.301 6.078 ± 0.3441
13 1342 1342/1342 1342 ± 0.00002314 6.618 6.274/6.74 6.467 ± 0.4069
14 1342 1342/1342 1342 ± 0.00002314 6.763 6.359/6.899 6.628 ± 0.4362
15 1342 1342/1342 1342 ± 0.0000232 6.142 5.832/6.393 6.077 ± 0.4448
16 1342 1342/1342 1342 ± 0.00005713 4.088 3.96/4.217 4.086 ± 0.2274
17 1342 1342/1342 1342 ± 0.00005823 4.02 3.896/4.262 4.076 ± 0.247
datacolumn
residual_data
vis
VLASS2.1.sb38498189.eb38518036.59051.15321533565_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-04-21 05:40:40.335
End
2024-04-21 06:46:14.405
Duration
1:05:34.070
Note, WebLog generation is not included in the time.

CASA logs for stage 7