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

Statwt Summary Plot

VLASS2.1.sb38447583.eb38589602.59083.73025677083_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 5.064 4.91/5.675 4.949 ± 1.005
ea02 1342 1342/1342 1342 ± 0.00004286 5.5 5.093/6.175 5.304 ± 1.14
ea04 1342 1342/1342 1342 ± 0.00004027 4.932 4.708/5.684 4.942 ± 0.9489
ea05 1342 1342/1342 1342 ± 0.00001714 5.276 4.951/6.019 5.229 ± 0.8997
ea06 1342 1342/1342 1342 ± 0.00004124 4.537 4.465/5.325 4.619 ± 0.8843
ea07 1342 1342/1342 1342 ± 0.00004423 5.26 4.976/5.882 5.1 ± 1.09
ea08 1342 1342/1342 1342 ± 0.00004476 5.439 5.189/6.348 5.355 ± 1.205
ea09 1342 1342/1342 1342 ± 0.000005356 5.105 4.909/5.98 5.119 ± 0.9383
ea10 1342 1342/1342 1342 ± 0.00004586 4.969 4.79/5.977 4.997 ± 1.094
ea11 1342 1342/1342 1342 ± 0.0000445 5.167 4.693/5.929 5.02 ± 1.084
ea12 1342 1342/1342 1342 ± 0.0000421 5.228 4.974/6.204 5.215 ± 1.135
ea13 1342 1342/1342 1342 ± 0.00001372 5.537 5.377/6.162 5.472 ± 0.9592
ea14 1342 1342/1342 1342 ± 0.00001903 5.233 4.93/6.165 5.121 ± 1.126
ea15 1342 1342/1342 1342 ± 0.00003547 5.14 4.796/5.902 5.108 ± 1.059
ea16 1342 1342/1342 1342 ± 0.00002821 5.413 4.84/6.277 5.322 ± 1.119
ea17 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea18 1342 1342/1342 1342 ± 0.00003899 4.626 4.254/5.205 4.629 ± 0.7293
ea19 1342 1342/1342 1342 ± 0.0000106 5.399 5.226/6.254 5.407 ± 0.9429
ea20 1342 1342/1342 1342 ± 0.00004296 5.533 5.188/6.449 5.444 ± 1.187
ea21 1342 1342/1342 1342 ± 0.00002254 5.089 4.778/5.841 5.017 ± 0.9263
ea22 1342 1342/1342 1342 ± 0.00003838 5.273 4.872/6.038 5.207 ± 1.036
ea23 1342 1342/1342 1342 ± 0.00004327 5.275 4.963/6.106 5.178 ± 1.122
ea25 1342 1342/1342 1342 ± 0.00004676 5.008 4.794/5.822 4.974 ± 1.057
ea26 1342 1342/1342 1342 ± 0.00002082 5.467 5.266/6.336 5.473 ± 0.9875
ea27 1342 1342/1342 1342 ± 0.00004747 5.068 4.672/5.897 4.996 ± 1.055
ea28 1342 1342/1342 1342 ± 0.00004672 5.314 4.975/6.176 5.171 ± 1.131
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 ± 0.0000241 4.961 4.849/5.271 5.031 ± 0.2627
3 1342 1342/1342 1342 ± 0.00004748 4.618 4.351/4.818 4.586 ± 0.3824
5 1342 1342/1342 1342 ± 0.0000249 4.954 4.685/5.205 4.963 ± 0.3327
6 1342 1342/1342 1342 ± 0.0000241 5.022 4.853/5.23 5.007 ± 0.2839
7 1342 1342/1342 1342 ± 0.0000241 5.087 4.931/5.214 5.072 ± 0.2522
8 1342 1342/1342 1342 ± 0.0000241 5.101 4.862/5.234 5.039 ± 0.2606
9 1342 1342/1342 1342 ± 0.0000241 5.322 5.199/5.469 5.274 ± 0.3005
10 1342 1342/1342 1342 ± 0.00002409 5.782 5.68/5.908 5.745 ± 0.3018
11 1342 1342/1342 1342 ± 0.00002409 6.109 5.901/6.193 6.027 ± 0.3099
12 1342 1342/1342 1342 ± 0.00002409 6.214 6.008/6.333 6.164 ± 0.3018
13 1342 1342/1342 1342 ± 0.0000242 6.175 5.98/6.409 6.164 ± 0.3181
14 1342 1342/1342 1342 ± 0.00004463 5.387 5.045/5.839 5.483 ± 0.5811
15 1342 1342/1342 1342 ± 0.00002416 6.339 6.084/6.559 6.276 ± 0.4053
16 1342 1342/1342 1342 ± 0.00005505 2.823 2.621/3.109 2.875 ± 0.3442
17 1342 1342/1342 1342 ± 0.00005684 2.855 2.675/3.157 2.919 ± 0.353
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38447583.eb38589602.59083.73025677083_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-11-16 09:54:17.547
End
2024-11-16 10:42:56.695
Duration
0:48:39.149
Note, WebLog generation is not included in the time.

CASA logs for stage 8