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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.534 5.106/5.797 5.509 ± 0.4754
ea02 1342 1342/1342 1342 ± 0 5.757 5.1/6.235 5.769 ± 0.6106
ea04 1342 1342/1342 1342 ± 0.00002235 5.162 4.794/5.863 5.364 ± 0.6226
ea05 1342 1342/1342 1342 ± 0 5.76 5.109/6.227 5.695 ± 0.6355
ea06 1342 1342/1342 1342 ± 0 4.908 4.506/5.352 4.969 ± 0.4712
ea07 1342 1342/1342 1342 ± 0 5.582 5.075/5.824 5.56 ± 0.582
ea08 1342 1342/1342 1342 ± 0 5.577 5.14/6.339 5.807 ± 0.6831
ea09 1342 1342/1342 1342 ± 0 5.618 4.936/6.267 5.561 ± 0.6559
ea10 1342 1342/1342 1342 ± 0 5.341 4.812/5.983 5.406 ± 0.6053
ea11 1342 1342/1342 1342 ± 0 5.523 5.062/6.04 5.501 ± 0.5933
ea12 1342 1342/1342 1342 ± 0 5.478 5.017/6.052 5.609 ± 0.6397
ea13 1342 1342/1342 1342 ± 0 5.767 5.381/6.184 5.851 ± 0.5606
ea14 1342 1342/1342 1342 ± 0 5.51 5.103/6.026 5.577 ± 0.6434
ea15 1342 1342/1342 1342 ± 0 5.299 4.798/5.935 5.409 ± 0.7102
ea16 1342 1342/1342 1342 ± 0 5.737 5.085/6.18 5.776 ± 0.7099
ea17 1342 1342/1342 1342 ± 0.000001533 5.777 5.419/6.145 5.892 ± 0.5859
ea18 1342 1342/1342 1342 ± 0 4.877 4.542/5.321 4.96 ± 0.5137
ea19 1342 1342/1342 1342 ± 0 5.97 5.077/6.265 5.763 ± 0.6615
ea20 1342 1342/1342 1342 ± 0 5.773 5.309/6.429 5.878 ± 0.6775
ea21 1342 1342/1342 1342 ± 0 5.436 4.939/6.106 5.543 ± 0.5909
ea22 1342 1342/1342 1342 ± 0 5.75 5.012/6.259 5.657 ± 0.6879
ea23 1342 1342/1342 1342 ± 0 5.834 5.481/6.274 5.836 ± 0.7029
ea25 1342 1342/1342 1342 ± 0 5.389 5.143/5.85 5.503 ± 0.5301
ea26 1342 1342/1342 1342 ± 0 5.737 5.201/6.286 5.69 ± 0.6099
ea27 1342 1342/1342 1342 ± 0.00002012 5.392 4.765/6.091 5.418 ± 0.6369
ea28 1342 1342/1342 1342 ± 0 5.62 5.213/6.298 5.687 ± 0.6354
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 ± 0.00002765 5.15 4.861/5.311 5.109 ± 0.3404
3 1342 1342/1342 1342 ± 0.00002424 4.888 4.708/5.155 4.935 ± 0.2719
4 1342 1342/1342 1342 ± 0.00002594 4.884 4.529/5.127 4.876 ± 0.3609
5 1342 1342/1342 1342 ± 0.00002348 5.014 4.763/5.207 4.991 ± 0.2855
6 1342 1342/1342 1342 ± 0.00002348 4.997 4.804/5.126 4.971 ± 0.2459
7 1342 1342/1342 1342 ± 0.00002348 5.048 4.915/5.172 5.043 ± 0.2232
8 1342 1342/1342 1342 ± 0.00002348 4.988 4.898/5.203 5.021 ± 0.2674
9 1342 1342/1342 1342 ± 0.00002348 5.349 5.133/5.515 5.316 ± 0.2699
10 1342 1342/1342 1342 ± 0.00002393 5.742 5.618/5.832 5.731 ± 0.2764
11 1342 1342/1342 1342 ± 0.00002348 5.959 5.841/6.111 5.943 ± 0.2546
12 1342 1342/1342 1342 ± 0.00002348 6.164 5.867/6.275 6.108 ± 0.297
13 1342 1342/1342 1342 ± 0.00002348 6.592 6.483/6.686 6.542 ± 0.3068
14 1342 1342/1342 1342 ± 0.00002393 6.711 6.557/6.909 6.692 ± 0.3404
15 1342 1342/1342 1342 ± 0.00002393 6.4 6.232/6.512 6.334 ± 0.3177
16 1342 1342/1342 1342 ± 0.00002732 5.792 5.595/5.869 5.726 ± 0.2563
17 1342 1342/1342 1342 ± 0.00002458 5.856 5.613/5.969 5.763 ± 0.2919
statwtmode
VLASS-SE
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-04-05 05:28:02.969
End
2024-04-05 06:46:23.441
Duration
1:18:20.472
Note, WebLog generation is not included in the time.

CASA logs for stage 7