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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.464 5.332/6.066 5.558 ± 0.7391
ea02 1342 1342/1342 1342 ± 0.00004189 6.005 5.441/6.676 5.845 ± 0.9477
ea04 1342 1342/1342 1342 ± 0.00003505 5.475 5.065/6.063 5.363 ± 0.888
ea05 1342 1342/1342 1342 ± 0.00001209 5.44 5.138/6.151 5.513 ± 0.7168
ea06 1342 1342/1342 1342 ± 0.00003663 5.332 4.897/6.005 5.282 ± 0.8551
ea07 1342 1342/1342 1342 ± 0.000036 5.83 5.279/6.214 5.596 ± 0.7907
ea09 1342 1342/1342 1342 ± 0.0000332 5.461 5.054/6.037 5.418 ± 0.6748
ea10 1342 1342/1342 1342 ± 0.00003725 5.28 4.822/5.817 5.194 ± 0.6811
ea11 1342 1342/1342 1342 ± 0.00003721 6.028 5.466/6.583 5.828 ± 0.8737
ea12 1342 1342/1342 1342 ± 0.00003964 5.93 5.462/6.736 5.819 ± 1.043
ea13 1342 1342/1342 1342 ± 0.00002095 5.73 5.581/6.271 5.866 ± 0.7601
ea14 1342 1342/1342 1342 ± 0.00001867 5.716 5.313/6.515 5.755 ± 0.805
ea15 1342 1342/1342 1342 ± 0.00002481 5.592 5.379/6.536 5.644 ± 1.065
ea16 1342 1342/1342 1342 ± 0.00001429 5.854 5.581/6.738 5.938 ± 0.815
ea17 1342 1342/1342 1342 ± 0.00003995 5.969 5.464/6.607 5.939 ± 0.8919
ea18 1342 1342/1342 1342 ± 0.00003877 5.133 4.877/5.581 5.101 ± 0.6706
ea19 1342 1342/1342 1342 ± 0.000002878 5.722 5.448/6.441 5.807 ± 0.7486
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00001855 5.55 5.276/6.237 5.561 ± 0.7845
ea22 1342 1342/1342 1342 ± 0.00004023 5.48 5.198/6.501 5.611 ± 0.9101
ea23 1342 1342/1342 1342 ± 0.00002885 5.928 5.507/6.582 5.856 ± 0.865
ea24 1342 1342/1342 1342 ± 0.00001791 4.932 4.812/5.977 5.223 ± 0.6624
ea25 1342 1342/1342 1342 ± 0.00004108 5.699 5.335/6.288 5.618 ± 0.8368
ea26 1342 1342/1342 1342 ± 0.00003097 5.662 5.547/6.515 5.83 ± 0.8496
ea27 1342 1342/1342 1342 ± 0.00003844 5.672 5.244/6.567 5.715 ± 0.876
ea28 1342 1342/1342 1342 ± 0.00003736 5.804 5.503/6.705 5.906 ± 0.9135
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 5.454 5.328/5.645 5.432 ± 0.2838
3 1342 1342/1342 1342 ± 0.00003114 5.928 5.613/6.225 5.943 ± 0.455
5 1342 1342/1342 1342 ± 0.0000244 5.238 5.005/5.361 5.204 ± 0.2645
6 1342 1342/1342 1342 ± 0.00002393 5.382 5.123/5.513 5.328 ± 0.2525
7 1342 1342/1342 1342 ± 0.00002393 5.42 5.203/5.518 5.342 ± 0.2385
8 1342 1342/1342 1342 ± 0.00002393 5.372 5.061/5.46 5.293 ± 0.2782
9 1342 1342/1342 1342 ± 0.00002393 5.68 5.339/5.785 5.594 ± 0.2854
10 1342 1342/1342 1342 ± 0.00002393 6.098 5.878/6.19 5.996 ± 0.2596
11 1342 1342/1342 1342 ± 0.00002393 6.336 6.061/6.516 6.285 ± 0.2592
12 1342 1342/1342 1342 ± 0.00002393 6.451 6.252/6.692 6.455 ± 0.2894
13 1342 1342/1342 1342 ± 0.00002393 6.661 6.406/6.919 6.619 ± 0.3697
14 1342 1342/1342 1342 ± 0.0000273 6.463 6.206/6.847 6.467 ± 0.4514
15 1342 1342/1342 1342 ± 0.0000252 6.487 5.921/6.693 6.325 ± 0.5029
16 1342 1342/1342 1342 ± 0.0000582 3.796 3.644/4.043 3.828 ± 0.2676
17 1342 1342/1342 1342 ± 0.00005899 3.884 3.631/4.138 3.891 ± 0.3732
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
Start time
2024-11-01 11:08:41.043
End
2024-11-01 12:00:48.731
Duration
0:52:07.688
Note, WebLog generation is not included in the time.

CASA logs for stage 8