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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.187 5.036/5.851 5.318 ± 0.6258
ea02 1342 1342/1342 1342 ± 0.00003516 5.861 5.214/6.418 5.685 ± 0.8581
ea04 1342 1342/1342 1342 ± 0.00002335 5.044 4.875/5.71 5.224 ± 0.5406
ea05 1342 1342/1342 1342 ± 0.000009711 5.431 5.068/6.286 5.576 ± 0.6341
ea06 1342 1342/1342 1342 ± 0 4.854 4.59/5.318 4.935 ± 0.4872
ea07 1342 1342/1342 1342 ± 0.00004199 5.506 5.07/5.939 5.492 ± 0.6574
ea08 1342 1342/1342 1342 ± 0.00004269 5.835 5.346/6.511 5.754 ± 0.8474
ea09 1342 1342/1342 1342 ± 0 5.277 4.974/6.155 5.419 ± 0.6378
ea10 1342 1342/1342 1342 ± 0.00004401 5.43 4.995/6.182 5.482 ± 0.6884
ea11 1342 1342/1342 1342 ± 0.00002143 5.509 4.984/6.148 5.479 ± 0.7777
ea12 1342 1342/1342 1342 ± 0 5.383 5.041/6.23 5.519 ± 0.7361
ea13 1342 1342/1342 1342 ± 0.000003675 5.769 5.361/6.202 5.835 ± 0.5777
ea14 1342 1342/1342 1342 ± 0.00001376 5.498 5.178/6.265 5.615 ± 0.6621
ea15 1342 1342/1342 1342 ± 0 5.22 4.996/6.044 5.501 ± 0.6608
ea16 1342 1342/1342 1342 ± 0.00002449 5.825 5.07/6.479 5.742 ± 0.775
ea17 1342 1342/1342 1342 ± 0.00004272 5.727 5.219/6.667 5.735 ± 0.8173
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0 5.644 5.414/6.532 5.804 ± 0.6941
ea20 1342 1342/1342 1342 ± 0 5.666 5.413/6.524 5.769 ± 0.8101
ea21 1342 1342/1342 1342 ± 0.00002031 5.471 5.221/6.06 5.48 ± 0.6788
ea22 1342 1342/1342 1342 ± 0.00002269 5.419 5.054/6.358 5.549 ± 0.7514
ea23 1342 1342/1342 1342 ± 0.00004046 5.576 5.325/6.324 5.661 ± 0.7652
ea25 1342 1342/1342 1342 ± 0.00003906 5.335 5.104/5.966 5.353 ± 0.7394
ea26 1342 1342/1342 1342 ± 0.000006971 5.52 5.343/6.349 5.675 ± 0.6301
ea27 1342 1342/1342 1342 ± 0.0000485 5.356 4.949/6.158 5.417 ± 0.7098
ea28 1342 1342/1342 1342 ± 0.00004275 5.499 5.065/6.272 5.563 ± 0.7426
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 ± 0.00002409 5.278 5.096/5.454 5.277 ± 0.2186
4 1342 1342/1342 1342 ± 0.00004276 4.581 4.41/4.799 4.638 ± 0.301
5 1342 1342/1342 1342 ± 0.00002457 5.277 5.042/5.419 5.269 ± 0.2679
6 1342 1342/1342 1342 ± 0.00002409 4.962 4.894/5.119 4.984 ± 0.1788
7 1342 1342/1342 1342 ± 0.00002409 5.275 5.12/5.394 5.267 ± 0.2037
8 1342 1342/1342 1342 ± 0.00002409 5.266 5.069/5.392 5.229 ± 0.2337
9 1342 1342/1342 1342 ± 0.00002409 5.56 5.377/5.678 5.5 ± 0.2729
10 1342 1342/1342 1342 ± 0.00002409 5.868 5.752/5.949 5.835 ± 0.2364
11 1342 1342/1342 1342 ± 0.00002409 6.135 5.994/6.205 6.075 ± 0.2533
12 1342 1342/1342 1342 ± 0.00002409 6.243 6.054/6.364 6.218 ± 0.2806
13 1342 1342/1342 1342 ± 0.0000243 6.517 6.354/6.594 6.475 ± 0.2611
14 1342 1342/1342 1342 ± 0.00003211 6.458 6.191/6.649 6.416 ± 0.3117
15 1342 1342/1342 1342 ± 0.00002458 6.448 6.27/6.629 6.41 ± 0.3846
16 1342 1342/1342 1342 ± 0.00006061 4.314 4.147/4.511 4.333 ± 0.2532
17 1342 1342/1342 1342 ± 0.00005979 4.468 4.249/4.649 4.452 ± 0.2622
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
Start time
2025-03-08 04:53:29.581
End
2025-03-08 05:15:12.317
Duration
0:21:42.736
Note, WebLog generation is not included in the time.

CASA logs for stage 8