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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.555 5.493/6.292 5.815 ± 0.6094
ea02 1342 1342/1342 1342 ± 0.00003718 6.054 5.547/6.789 6.139 ± 0.763
ea04 1342 1342/1342 1342 ± 0.00001809 5.354 5.048/5.961 5.457 ± 0.6135
ea05 1342 1342/1342 1342 ± 0.000006864 5.512 5.13/6.306 5.72 ± 0.6758
ea06 1342 1342/1342 1342 ± 0.00002502 4.876 4.767/5.317 4.93 ± 0.4521
ea07 1342 1342/1342 1342 ± 0.0000368 6.087 5.692/6.422 6.11 ± 0.7831
ea08 1342 1342/1342 1342 ± 0.00003718 6.258 5.792/7.053 6.347 ± 0.8066
ea09 1342 1342/1342 1342 ± 0.000001162 5.82 5.367/6.606 5.814 ± 0.7778
ea10 1342 1342/1342 1342 ± 0.00003644 5.934 5.537/6.898 6.055 ± 0.86
ea11 1342 1342/1342 1342 ± 0.00002769 5.993 5.476/6.805 6.03 ± 0.9294
ea12 1342 1342/1342 1342 ± 0.00002409 5.719 5.472/6.622 5.914 ± 0.88
ea13 1342 1342/1342 1342 ± 0 6.144 5.938/6.62 6.174 ± 0.7766
ea14 1342 1342/1342 1342 ± 0.000004735 5.676 5.386/6.614 5.937 ± 0.7589
ea15 1342 1342/1342 1342 ± 0.00001752 5.539 5.27/6.381 5.796 ± 0.7853
ea16 1342 1342/1342 1342 ± 0.0000137 6.099 5.723/6.85 6.224 ± 0.8711
ea17 1342 1342/1342 1342 ± 0.0000368 6.098 5.705/7.183 6.213 ± 0.8664
ea18 1342 1342/1342 1342 ± 0.00002541 5.059 4.814/5.756 5.185 ± 0.6114
ea19 1342 1342/1342 1342 ± 0.000001625 5.778 5.574/6.748 6.051 ± 0.7804
ea20 1342 1342/1342 1342 ± 0.000007434 6 5.818/7.053 6.19 ± 0.9067
ea21 1342 1342/1342 1342 ± 0.00001086 5.642 5.346/6.391 5.834 ± 0.712
ea22 1342 1342/1342 1342 ± 0.00003249 5.56 5.176/6.396 5.706 ± 0.7526
ea23 1342 1342/1342 1342 ± 0.000035 5.968 5.696/6.813 6.158 ± 0.8829
ea25 1342 1342/1342 1342 ± 0.00003669 5.834 5.54/6.601 5.897 ± 0.7764
ea26 1342 1342/1342 1342 ± 0 5.99 5.793/7.114 6.219 ± 0.8654
ea27 1342 1342/1342 1342 ± 0.00003688 5.767 5.302/6.702 5.892 ± 0.76
ea28 1342 1342/1342 1342 ± 0.0000375 5.901 5.737/6.783 6.146 ± 0.7326
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 ± 0.0000235 5.535 5.373/5.79 5.56 ± 0.2821
5 1342 1342/1342 1342 ± 0.0000235 5.577 5.351/5.817 5.574 ± 0.3539
6 1342 1342/1342 1342 ± 0.00002362 5.61 5.413/5.732 5.549 ± 0.3395
7 1342 1342/1342 1342 ± 0.0000235 5.54 5.481/5.81 5.528 ± 0.296
8 1342 1342/1342 1342 ± 0.0000235 5.593 5.296/5.757 5.514 ± 0.3446
9 1342 1342/1342 1342 ± 0.0000235 5.83 5.55/6.064 5.762 ± 0.3741
10 1342 1342/1342 1342 ± 0.0000235 6.267 6.058/6.436 6.187 ± 0.3777
11 1342 1342/1342 1342 ± 0.0000235 6.529 6.368/6.67 6.427 ± 0.386
12 1342 1342/1342 1342 ± 0.0000235 6.618 6.38/6.828 6.515 ± 0.5174
13 1342 1342/1342 1342 ± 0.0000235 7.052 6.848/7.25 6.992 ± 0.4181
14 1342 1342/1342 1342 ± 0.00002388 7.115 6.802/7.379 7.02 ± 0.4842
15 1342 1342/1342 1342 ± 0.0000235 6.902 6.69/7.193 6.827 ± 0.5187
16 1342 1342/1342 1342 ± 0.00006035 4.591 4.445/4.712 4.567 ± 0.2259
17 1342 1342/1342 1342 ± 0.00005862 4.629 4.5/4.744 4.615 ± 0.2004
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2024-11-19 09:54:36.593
End
2024-11-19 11:02:31.867
Duration
1:07:55.274
Note, WebLog generation is not included in the time.

CASA logs for stage 8