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 5.362 5.172/5.998 5.413 ± 0.7027
ea02 1342 1342/1342 1342 ± 0.00004708 5.754 5.326/6.521 5.728 ± 0.9396
ea04 1342 1342/1342 1342 ± 0 5.169 4.877/5.757 5.209 ± 0.7191
ea05 1342 1342/1342 1342 ± 0.00001518 5.585 5.057/6.172 5.538 ± 0.7696
ea06 1342 1342/1342 1342 ± 0 4.973 4.719/5.364 4.927 ± 0.6105
ea07 1342 1342/1342 1342 ± 0.00004406 5.723 5.264/6.09 5.524 ± 0.7942
ea08 1342 1342/1342 1342 ± 0.0000379 5.88 5.444/6.667 5.909 ± 0.9127
ea09 1342 1342/1342 1342 ± 0.00002353 5.419 5.008/6.105 5.504 ± 0.7588
ea10 1342 1342/1342 1342 ± 0.00004462 5.533 5.048/6.202 5.426 ± 0.8221
ea11 1342 1342/1342 1342 ± 0.00002928 5.63 5.039/6.213 5.491 ± 0.9145
ea12 1342 1342/1342 1342 ± 0 5.751 5.204/6.32 5.636 ± 0.8108
ea13 1342 1342/1342 1342 ± 0.00001778 5.83 5.512/6.258 5.795 ± 0.7699
ea14 1342 1342/1342 1342 ± 0.000008173 5.636 5.261/6.388 5.626 ± 0.7753
ea15 1342 1342/1342 1342 ± 0 5.351 5.074/6.14 5.472 ± 0.8359
ea16 1342 1342/1342 1342 ± 0.00002534 5.72 5.333/6.328 5.678 ± 0.7946
ea17 1342 1342/1342 1342 ± 0.0000379 5.765 5.276/6.51 5.756 ± 0.8897
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0.000003059 5.79 5.456/6.476 5.801 ± 0.8174
ea20 1342 1342/1342 1342 ± 0.000002498 5.842 5.505/6.557 5.843 ± 0.9775
ea21 1342 1342/1342 1342 ± 0.00002517 5.5 5.267/6.102 5.539 ± 0.7143
ea22 1342 1342/1342 1342 ± 0.00004188 5.371 5.114/6.415 5.546 ± 0.8619
ea23 1342 1342/1342 1342 ± 0.00003689 5.752 5.297/6.273 5.7 ± 0.7948
ea25 1342 1342/1342 1342 ± 0.00003679 5.464 5.056/6.117 5.476 ± 0.8084
ea26 1342 1342/1342 1342 ± 0.00002751 5.659 5.485/6.444 5.738 ± 0.7854
ea27 1342 1342/1342 1342 ± 0.00003994 5.413 4.98/6.239 5.479 ± 0.8002
ea28 1342 1342/1342 1342 ± 0.00004285 5.586 5.277/6.467 5.616 ± 0.9259
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 ± 0.00002393 5.543 5.361/5.751 5.548 ± 0.2433
5 1342 1342/1342 1342 ± 0.00002468 5.198 5/5.463 5.217 ± 0.2589
6 1342 1342/1342 1342 ± 0.00002393 5.266 5.13/5.445 5.277 ± 0.2338
7 1342 1342/1342 1342 ± 0.00002393 5.264 5.097/5.441 5.257 ± 0.205
8 1342 1342/1342 1342 ± 0.00002393 5.281 5.058/5.396 5.225 ± 0.2366
9 1342 1342/1342 1342 ± 0.00002393 5.513 5.364/5.717 5.498 ± 0.2753
10 1342 1342/1342 1342 ± 0.00002393 5.957 5.826/6.029 5.918 ± 0.2444
11 1342 1342/1342 1342 ± 0.00002393 6.205 6.1/6.284 6.172 ± 0.2596
12 1342 1342/1342 1342 ± 0.00002393 6.361 6.21/6.514 6.344 ± 0.293
13 1342 1342/1342 1342 ± 0.00002395 6.684 6.426/6.805 6.609 ± 0.2979
14 1342 1342/1342 1342 ± 0.00003069 6.483 6.183/6.763 6.446 ± 0.3792
15 1342 1342/1342 1342 ± 0.00002435 6.377 6.146/6.575 6.332 ± 0.3861
16 1342 1342/1342 1342 ± 0.00006102 3.833 3.695/4.028 3.859 ± 0.2236
17 1342 1342/1342 1342 ± 0.00006101 4.013 3.883/4.18 4.024 ± 0.1995
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-12 23:54:31.162
End
2024-12-13 00:48:48.064
Duration
0:54:16.902
Note, WebLog generation is not included in the time.

CASA logs for stage 8