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 5.154 5.032/5.918 5.465 ± 0.5492
ea02 1342 1342/1342 1342 ± 0.00003423 5.553 5.073/6.4 5.759 ± 0.7313
ea04 1342 1342/1342 1342 ± 0 5.106 4.847/5.746 5.311 ± 0.5278
ea05 1342 1342/1342 1342 ± 0 5.428 5.186/6.205 5.676 ± 0.5694
ea06 1342 1342/1342 1342 ± 0 4.847 4.741/5.442 5.065 ± 0.461
ea07 1342 1342/1342 1342 ± 0.0000324 5.408 5.119/5.968 5.637 ± 0.6
ea08 1342 1342/1342 1342 ± 0.00004148 5.526 5.306/6.534 5.873 ± 0.7245
ea09 1342 1342/1342 1342 ± 0.000003049 5.215 4.964/6.213 5.536 ± 0.6359
ea10 1342 1342/1342 1342 ± 0.00004272 5.444 5.036/6.345 5.665 ± 0.6695
ea11 1342 1342/1342 1342 ± 0.000005256 5.366 4.934/6.129 5.562 ± 0.6761
ea12 1342 1342/1342 1342 ± 0 5.395 5.125/6.199 5.64 ± 0.6241
ea13 1342 1342/1342 1342 ± 0 5.682 5.546/6.243 5.948 ± 0.5265
ea14 1342 1342/1342 1342 ± 0.000001207 5.589 5.21/6.318 5.769 ± 0.6644
ea15 1342 1342/1342 1342 ± 0 5.333 5.017/6.005 5.585 ± 0.6225
ea16 1342 1342/1342 1342 ± 0.000001207 5.765 5.452/6.497 5.946 ± 0.6719
ea17 1342 1342/1342 1342 ± 0 5.597 5.216/6.74 5.839 ± 0.6976
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0 5.793 5.365/6.519 5.967 ± 0.601
ea20 1342 1342/1342 1342 ± 0 5.621 5.322/6.652 5.928 ± 0.71
ea21 1342 1342/1342 1342 ± 0.000002498 5.41 5.191/6.076 5.622 ± 0.5567
ea22 1342 1342/1342 1342 ± 0.00001236 5.35 4.995/6.357 5.62 ± 0.7356
ea23 1342 1342/1342 1342 ± 0.00001468 5.583 5.261/6.326 5.851 ± 0.683
ea25 1342 1342/1342 1342 ± 0.000002156 5.178 4.966/6.032 5.483 ± 0.6256
ea26 1342 1342/1342 1342 ± 0 5.443 5.282/6.372 5.748 ± 0.5912
ea27 1342 1342/1342 1342 ± 0.0000415 5.216 4.991/6.276 5.565 ± 0.6343
ea28 1342 1342/1342 1342 ± 0.00004152 5.326 5.135/6.278 5.642 ± 0.6906
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 ± 0.00003342 5.227 5.048/5.338 5.203 ± 0.1832
4 1342 1342/1342 1342 ± 0.00003813 4.956 4.763/5.082 4.94 ± 0.2471
5 1342 1342/1342 1342 ± 0.00003408 5.12 4.914/5.334 5.129 ± 0.2507
6 1342 1342/1342 1342 ± 0.00003342 5.13 5.047/5.356 5.164 ± 0.22
7 1342 1342/1342 1342 ± 0.00003342 5.213 5.099/5.326 5.216 ± 0.1962
8 1342 1342/1342 1342 ± 0.00003342 5.222 5.027/5.347 5.197 ± 0.2261
9 1342 1342/1342 1342 ± 0.00003342 5.537 5.39/5.717 5.491 ± 0.2661
10 1342 1342/1342 1342 ± 0.00003342 5.895 5.769/5.998 5.874 ± 0.2281
11 1342 1342/1342 1342 ± 0.00003342 6.176 5.985/6.243 6.093 ± 0.2501
12 1342 1342/1342 1342 ± 0.00003342 6.28 6.071/6.366 6.232 ± 0.2745
13 1342 1342/1342 1342 ± 0.00003342 6.619 6.51/6.755 6.633 ± 0.2649
14 1342 1342/1342 1342 ± 0.00003342 6.842 6.626/7.021 6.802 ± 0.2931
15 1342 1342/1342 1342 ± 0.00003342 6.562 6.296/6.705 6.485 ± 0.3606
16 1342 1342/1342 1342 ± 0.00005495 5.122 4.868/5.322 5.107 ± 0.334
17 1342 1342/1342 1342 ± 0.00005517 5.204 4.97/5.409 5.219 ± 0.3093
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2025-02-14 22:53:17.417
End
2025-02-14 23:47:49.921
Duration
0:54:32.504
Note, WebLog generation is not included in the time.

CASA logs for stage 8