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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.206 5.082/6.07 5.407 ± 0.8003
ea02 1342 1342/1342 1342 ± 0.00004605 5.667 5.133/6.366 5.642 ± 0.8541
ea04 1342 1342/1342 1342 ± 0.00001427 5.23 4.838/5.876 5.223 ± 0.7477
ea05 1342 1342/1342 1342 ± 0.00002736 5.477 5.052/6.399 5.655 ± 0.7874
ea06 1342 1342/1342 1342 ± 0.00002988 5.23 4.921/6.001 5.306 ± 0.8241
ea07 1342 1342/1342 1342 ± 0.00004344 5.671 5.15/6.055 5.547 ± 0.8138
ea08 1342 1342/1342 1342 ± 0.00004433 5.786 5.363/6.663 5.851 ± 0.9853
ea09 1342 1342/1342 1342 ± 0.00002407 5.49 5.04/6.233 5.5 ± 0.7676
ea10 1342 1342/1342 1342 ± 0.00004417 5.124 4.674/5.85 5.109 ± 0.7697
ea11 1342 1342/1342 1342 ± 0.00004406 5.774 5.24/6.372 5.666 ± 0.8899
ea12 1342 1342/1342 1342 ± 0.0000324 5.479 5.188/6.282 5.571 ± 0.8825
ea13 1342 1342/1342 1342 ± 0.00001036 5.57 5.44/6.151 5.734 ± 0.6763
ea14 1342 1342/1342 1342 ± 0.00004027 5.522 5.226/6.4 5.684 ± 0.8261
ea15 1342 1342/1342 1342 ± 0.000009511 5.401 5.131/6.229 5.535 ± 0.8929
ea16 1342 1342/1342 1342 ± 0.00003944 5.707 5.37/6.657 5.86 ± 0.9239
ea17 1342 1342/1342 1342 ± 0.00004427 5.818 5.302/6.868 5.824 ± 0.9614
ea18 1342 1342/1342 1342 ± 0.00004399 4.86 4.688/5.633 4.982 ± 0.6436
ea19 1342 1342/1342 1342 ± 0.000009849 5.796 5.466/6.59 5.909 ± 0.7982
ea20 1342 1342/1342 1342 ± 0.00004034 5.794 5.66/6.792 5.953 ± 0.96
ea21 1342 1342/1342 1342 ± 0.00003779 5.481 5.22/6.218 5.57 ± 0.7781
ea22 1342 1342/1342 1342 ± 0.0000365 5.293 4.968/6.327 5.532 ± 0.8275
ea23 1342 1342/1342 1342 ± 0.00005288 6.178 5.873/6.81 5.857 ± 1.129
ea24 1342 1342/1342 1342 ± 0.00001435 5.137 4.774/5.938 5.309 ± 0.6732
ea25 1342 1342/1342 1342 ± 0.00004406 5.495 5.189/6.226 5.513 ± 0.8347
ea26 1342 1342/1342 1342 ± 0.00002716 5.695 5.508/6.73 5.912 ± 0.8556
ea27 1342 1342/1342 1342 ± 0.00004382 5.468 5.128/6.399 5.549 ± 0.8478
ea28 1342 1342/1342 1342 ± 0.0000444 5.627 5.336/6.524 5.77 ± 0.9025
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 ± 0.00002348 5.241 5.107/5.498 5.268 ± 0.3057
5 1342 1342/1342 1342 ± 0.00003374 5.238 4.913/5.339 5.159 ± 0.2762
6 1342 1342/1342 1342 ± 0.00002348 5.206 4.988/5.36 5.188 ± 0.2506
7 1342 1342/1342 1342 ± 0.00002348 5.206 5.044/5.413 5.211 ± 0.2482
8 1342 1342/1342 1342 ± 0.00002348 5.24 5.018/5.354 5.178 ± 0.2793
9 1342 1342/1342 1342 ± 0.00002383 5.492 5.239/5.676 5.449 ± 0.2715
10 1342 1342/1342 1342 ± 0.00002306 5.932 5.764/6.047 5.891 ± 0.2845
11 1342 1342/1342 1342 ± 0.00002306 6.174 6.006/6.362 6.164 ± 0.2794
12 1342 1342/1342 1342 ± 0.00002306 6.327 6.085/6.487 6.321 ± 0.3053
13 1342 1342/1342 1342 ± 0.00002306 6.637 6.408/6.817 6.612 ± 0.3367
14 1342 1342/1342 1342 ± 0.00002306 6.754 6.5/6.901 6.693 ± 0.3667
15 1342 1342/1342 1342 ± 0.00002501 6.418 6.123/6.698 6.392 ± 0.3809
16 1342 1342/1342 1342 ± 0.00005875 4.09 3.912/4.292 4.104 ± 0.2488
17 1342 1342/1342 1342 ± 0.00005625 4.105 3.927/4.374 4.157 ± 0.3407
statwtmode
VLASS-SE
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-11-08 11:36:44.871
End
2024-11-08 12:44:07.245
Duration
1:07:22.374
Note, WebLog generation is not included in the time.

CASA logs for stage 8