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

Statwt Summary Plot

VLASS3.2.sb45459544.eb46165741.60472.10038270833_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 5.423 5.23/6.317 5.614 ± 0.8976
ea02 1342 1342/1342 1342 ± 0.00002838 5.551 5.16/6.329 5.608 ± 0.9079
ea03 1342 1342/1342 1342 ± 0.000004761 5.294 5.178/6.567 5.679 ± 0.8835
ea04 1342 1342/1342 1342 ± 0.00005013 5.027 4.793/5.922 5.124 ± 0.8832
ea05 1342 1342/1342 1342 ± 0.00004595 5.251 4.973/6.335 5.393 ± 0.9681
ea06 1342 1342/1342 1342 ± 0.00001295 4.904 4.797/5.901 5.317 ± 0.7837
ea07 1342 1342/1342 1342 ± 0.00003584 5.022 4.86/6.17 5.27 ± 1.037
ea08 1342 1342/1342 1342 ± 0.000005699 5.587 5.173/6.661 5.684 ± 1.036
ea09 1342 1342/1342 1342 ± 0.00004487 4.96 4.663/5.882 5.158 ± 0.7698
ea10 1342 1342/1342 1342 ± 0.00004833 4.945 4.535/5.937 5.145 ± 0.8216
ea11 1342 1342/1342 1342 ± 0.00004785 5.169 4.521/6.197 5.076 ± 1.087
ea12 1342 1342/1342 1342 ± 0.0000426 5.024 4.766/5.893 5.157 ± 0.8063
ea14 1342 1342/1342 1342 ± 0.00004623 5.413 5.047/6.383 5.613 ± 0.8177
ea15 1342 1342/1342 1342 ± 0.00004763 5.525 5.079/6.496 5.682 ± 0.9488
ea16 1342 1342/1342 1342 ± 0.000013 5.677 5.194/6.563 5.766 ± 0.9308
ea17 1342 1342/1342 1342 ± 0.00004325 5.493 5.074/6.399 5.525 ± 1.091
ea18 1342 1342/1342 1342 ± 0.000001938 5.632 5.335/6.721 5.783 ± 0.9839
ea19 1342 1342/1342 1342 ± 0.00003484 5.128 4.92/6.282 5.397 ± 0.8898
ea20 1342 1342/1342 1342 ± 0.00004195 5.719 5.311/6.792 5.809 ± 1.057
ea21 1342 1342/1342 1342 ± 0.000005655 5.015 4.892/5.852 5.276 ± 0.6837
ea22 1342 1342/1342 1342 ± 0.00001673 5.452 4.92/6.343 5.46 ± 0.9809
ea23 1342 1342/1342 1342 ± 0.00004702 5.43 4.986/6.314 5.574 ± 0.8692
ea24 1342 1342/1342 1342 ± 0.00001971 5.171 4.985/6.533 5.572 ± 0.8698
ea25 1342 1342/1342 1342 ± 0.000008471 5.65 5.378/6.802 6.002 ± 0.9742
ea27 1342 1342/1342 1342 ± 0.00001508 5.187 4.914/6.381 5.516 ± 0.8037
ea28 1342 1342/1342 1342 ± 0.00002716 5.641 5.479/6.894 5.868 ± 0.9376
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 5.127 4.929/5.245 5.128 ± 0.2606
3 1342 1342/1342 1342 ± 0.00003509 3.725 3.195/4.193 3.698 ± 0.5972
4 1342 1342/1342 1342 ± 0.00005551 3.776 3.664/3.928 3.787 ± 0.213
5 1342 1342/1342 1342 ± 0.00002351 5.13 4.935/5.408 5.164 ± 0.2971
6 1342 1342/1342 1342 ± 0.00002348 5.171 4.902/5.393 5.144 ± 0.2699
7 1342 1342/1342 1342 ± 0.00002348 5.193 4.96/5.372 5.178 ± 0.2531
8 1342 1342/1342 1342 ± 0.00002348 5.179 4.996/5.382 5.182 ± 0.2813
9 1342 1342/1342 1342 ± 0.00002348 5.46 5.281/5.686 5.479 ± 0.2972
10 1342 1342/1342 1342 ± 0.00002348 6.036 5.853/6.166 6.019 ± 0.2783
11 1342 1342/1342 1342 ± 0.00002348 6.304 6.151/6.466 6.281 ± 0.2776
12 1342 1342/1342 1342 ± 0.00002348 6.476 6.185/6.577 6.438 ± 0.3132
13 1342 1342/1342 1342 ± 0.00002354 6.835 6.513/7.081 6.827 ± 0.3349
14 1342 1342/1342 1342 ± 0.00003082 6.566 6.344/6.838 6.587 ± 0.4385
15 1342 1342/1342 1342 ± 0.00002348 6.779 6.362/7.068 6.722 ± 0.3687
16 1342 1342/1342 1342 ± 0.00005967 4.592 4.441/4.813 4.669 ± 0.3426
17 1342 1342/1342 1342 ± 0.000061 4.624 4.476/4.819 4.664 ± 0.2723
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS3.2.sb45459544.eb46165741.60472.10038270833_split_split.ms
Start time
2025-07-22 14:51:18.776
End
2025-07-22 15:48:06.867
Duration
0:56:48.091
Note, WebLog generation is not included in the time.

CASA logs for stage 8