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

Statwt Summary Plot

VLASS2.1.sb38663900.eb38831428.59145.025327407406_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 5.307 5.196/6.076 5.496 ± 0.6564
ea02 1342 1342/1342 1342 ± 0.00004272 5.872 5.254/6.539 5.785 ± 0.8639
ea03 1342 1342/1342 1342 ± 0.00002085 4.949 4.671/5.912 5.229 ± 0.6994
ea04 1342 1342/1342 1342 ± 0.00001313 5.358 5.041/6.101 5.462 ± 0.6885
ea05 1342 1342/1342 1342 ± 0.00001355 5.3 5.003/6.264 5.512 ± 0.7695
ea06 1342 1342/1342 1342 ± 0 4.25 4.05/4.736 4.314 ± 0.4576
ea07 1342 1342/1342 1342 ± 0.00004269 5.645 5.099/6.015 5.544 ± 0.7997
ea08 1342 1342/1342 1342 ± 0.00004264 5.942 5.445/6.684 5.949 ± 0.9023
ea09 1342 1342/1342 1342 ± 0.00003475 5.349 4.98/6.18 5.511 ± 0.8511
ea10 1342 1342/1342 1342 ± 0.00004294 5.545 5.141/6.505 5.647 ± 0.8735
ea11 1342 1342/1342 1342 ± 0 5.55 4.977/6.356 5.634 ± 0.8487
ea12 1342 1342/1342 1342 ± 0.00002869 5.485 5.217/6.454 5.644 ± 0.8459
ea13 1342 1342/1342 1342 ± 0.00003154 5.802 5.38/6.251 5.854 ± 0.735
ea14 1342 1342/1342 1342 ± 0.00001484 5.523 5.091/6.295 5.572 ± 0.8311
ea15 1342 1342/1342 1342 ± 0 3.574 3.318/4.268 3.74 ± 0.6234
ea16 1342 1342/1342 1342 ± 0.00002701 5.725 5.395/6.539 5.8 ± 0.9053
ea17 1342 1342/1342 1342 ± 0 5.976 5.55/7.165 6.125 ± 0.8986
ea18 1342 1342/1342 1342 ± 0.00004272 4.71 4.424/5.444 4.828 ± 0.5389
ea19 1342 1342/1342 1342 ± 0.000003049 5.314 5.106/6.27 5.527 ± 0.7522
ea20 1342 1342/1342 1342 ± 0 5.861 5.752/6.956 6.098 ± 0.8612
ea21 1342 1342/1342 1342 ± 0.00002149 5.363 4.929/6.176 5.487 ± 0.8165
ea23 1342 1342/1342 1342 ± 0.00003253 5.368 5.157/5.648 5.247 ± 0.5527
ea24 1342 1342/1342 1342 ± 0.00004272 5.511 5.174/6.448 5.66 ± 0.7904
ea25 1342 1342/1342 1342 ± 0.00004272 5.398 5.135/6.212 5.499 ± 0.7501
ea26 1342 1342/1342 1342 ± 0.0000326 5.802 5.348/6.804 5.902 ± 0.909
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.0000427 5.308 5.084/6.205 5.47 ± 0.7214
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 ± 0.00002361 5.311 5.028/5.434 5.166 ± 0.4765
5 1342 1342/1342 1342 ± 0.00002361 5.246 5.026/5.442 5.153 ± 0.5375
6 1342 1342/1342 1342 ± 0.00002361 5.104 4.945/5.351 5.067 ± 0.5043
7 1342 1342/1342 1342 ± 0.00002361 5.177 5.056/5.358 5.131 ± 0.5006
8 1342 1342/1342 1342 ± 0.00002361 5.207 5.105/5.38 5.128 ± 0.5048
9 1342 1342/1342 1342 ± 0.00002361 5.553 5.281/5.722 5.404 ± 0.5401
10 1342 1342/1342 1342 ± 0.00002361 5.929 5.66/6.11 5.738 ± 0.602
11 1342 1342/1342 1342 ± 0.00002361 6.119 5.92/6.318 6.01 ± 0.5637
12 1342 1342/1342 1342 ± 0.00002361 6.285 6.077/6.526 6.182 ± 0.596
13 1342 1342/1342 1342 ± 0.00002361 6.626 6.405/6.859 6.507 ± 0.5907
14 1342 1342/1342 1342 ± 0.00002395 6.577 6.315/6.943 6.484 ± 0.6544
15 1342 1342/1342 1342 ± 0.00002361 6.547 6.259/6.895 6.438 ± 0.7113
16 1342 1342/1342 1342 ± 0.00006091 4.176 4.035/4.298 4.118 ± 0.3623
17 1342 1342/1342 1342 ± 0.00006082 4.289 4.139/4.392 4.22 ± 0.3456
vis
VLASS2.1.sb38663900.eb38831428.59145.025327407406_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-01-11 09:05:34.673
End
2025-01-11 09:55:16.402
Duration
0:49:41.730
Note, WebLog generation is not included in the time.

CASA logs for stage 8