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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.672 5.278/6.123 5.762 ± 0.5642
ea02 1342 1342/1342 1342 ± 0 5.867 5.507/6.49 6.036 ± 0.6265
ea04 1342 1342/1342 1342 ± 0 5.434 5.146/6.135 5.653 ± 0.5689
ea05 1342 1342/1342 1342 ± 0 5.854 5.397/6.331 5.913 ± 0.599
ea06 1342 1342/1342 1342 ± 0 5.177 4.906/5.49 5.18 ± 0.3776
ea07 1342 1342/1342 1342 ± 0 5.999 5.532/6.293 6.04 ± 0.5729
ea08 1342 1342/1342 1342 ± 0 5.962 5.631/6.71 6.239 ± 0.6715
ea09 1342 1342/1342 1342 ± 0 5.728 5.243/6.304 5.806 ± 0.635
ea10 1342 1342/1342 1342 ± 0 6.001 5.355/6.632 6.004 ± 0.6575
ea11 1342 1342/1342 1342 ± 0 6.077 5.299/6.551 6.046 ± 0.6948
ea12 1342 1342/1342 1342 ± 0 5.435 5.408/5.584 5.509 ± 0.1511
ea13 1342 1342/1342 1342 ± 0 6.054 5.779/6.4 6.16 ± 0.504
ea14 1342 1342/1342 1342 ± 0 5.795 5.214/6.398 5.869 ± 0.6788
ea15 1342 1342/1342 1342 ± 0 5.884 5.256/6.404 5.914 ± 0.6871
ea16 1342 1342/1342 1342 ± 0 6.093 5.66/6.709 6.244 ± 0.7084
ea17 1342 1342/1342 1342 ± 0 6.028 5.661/6.554 6.186 ± 0.6194
ea18 1342 1342/1342 1342 ± 0 5.067 4.795/5.595 5.223 ± 0.5166
ea19 1342 1342/1342 1342 ± 0 5.968 5.575/6.725 6.205 ± 0.6834
ea20 1342 1342/1342 1342 ± 0 6.124 5.732/6.8 6.285 ± 0.6513
ea21 1342 1342/1342 1342 ± 0 5.736 5.417/6.322 5.902 ± 0.5843
ea22 1342 1342/1342 1342 ± 0 5.482 5.225/6.206 5.741 ± 0.626
ea23 1342 1342/1342 1342 ± 0 6.028 5.47/6.413 6.101 ± 0.682
ea25 1342 1342/1342 1342 ± 0 5.672 5.422/6.329 5.902 ± 0.6074
ea26 1342 1342/1342 1342 ± 0 6.113 5.699/6.728 6.242 ± 0.7045
ea27 1342 1342/1342 1342 ± 0 5.538 5.296/6.404 5.799 ± 0.5793
ea28 1342 1342/1342 1342 ± 0.000004028 5.836 5.526/6.554 6.04 ± 0.6815
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 ± 0.00002349 5.407 5.208/5.639 5.404 ± 0.2463
3 1342 1342/1342 1342 ± 0.00002349 5.314 5.11/5.598 5.323 ± 0.2743
4 1342 1342/1342 1342 ± 0.00002435 5.367 5.143/5.465 5.295 ± 0.3029
5 1342 1342/1342 1342 ± 0.00002349 5.421 5.169/5.556 5.413 ± 0.3
6 1342 1342/1342 1342 ± 0.00002394 5.432 5.261/5.597 5.403 ± 0.2892
7 1342 1342/1342 1342 ± 0.00002349 5.428 5.234/5.577 5.408 ± 0.2569
8 1342 1342/1342 1342 ± 0.00002349 5.447 5.211/5.534 5.381 ± 0.2707
9 1342 1342/1342 1342 ± 0.00002349 5.758 5.511/5.922 5.653 ± 0.3261
10 1342 1342/1342 1342 ± 0.00002373 6.158 5.962/6.26 6.083 ± 0.3094
11 1342 1342/1342 1342 ± 0.00002394 6.35 6.236/6.491 6.295 ± 0.3192
12 1342 1342/1342 1342 ± 0.00002441 6.537 6.312/6.671 6.462 ± 0.3647
13 1342 1342/1342 1342 ± 0.00002394 6.936 6.809/7.22 6.915 ± 0.3851
14 1342 1342/1342 1342 ± 0.00002394 7.15 6.977/7.373 7.099 ± 0.4002
15 1342 1342/1342 1342 ± 0.00002394 6.809 6.591/6.999 6.744 ± 0.395
16 1342 1342/1342 1342 ± 0.00002399 6.133 5.805/6.3 6.081 ± 0.3607
17 1342 1342/1342 1342 ± 0.00002409 6.045 5.902/6.305 6.066 ± 0.3389
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-04-06 03:04:46.939
End
2024-04-06 04:12:03.726
Duration
1:07:16.787
Note, WebLog generation is not included in the time.

CASA logs for stage 7