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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.47 5.335/6.171 5.738 ± 0.5092
ea02 1342 1342/1342 1342 ± 0 5.901 5.6/6.742 6.182 ± 0.6232
ea04 1342 1342/1342 1342 ± 0 5.6 5.118/6.241 5.677 ± 0.5863
ea05 1342 1342/1342 1342 ± 0 5.99 5.424/6.437 5.951 ± 0.602
ea06 1342 1342/1342 1342 ± 0 4.934 4.567/5.25 4.915 ± 0.4008
ea07 1342 1342/1342 1342 ± 0 5.843 5.461/6.279 5.949 ± 0.5795
ea08 1342 1342/1342 1342 ± 0 5.873 5.679/6.859 6.269 ± 0.6476
ea09 1342 1342/1342 1342 ± 0 5.892 5.374/6.617 5.98 ± 0.6141
ea10 1342 1342/1342 1342 ± 0 5.747 5.218/6.352 5.795 ± 0.5833
ea11 1342 1342/1342 1342 ± 0 6.071 5.23/6.403 5.926 ± 0.6638
ea12 1342 1342/1342 1342 ± 0 6.034 5.415/6.575 6.107 ± 0.6708
ea13 1342 1342/1342 1342 ± 0 6.094 5.749/6.373 6.138 ± 0.4952
ea14 1342 1342/1342 1342 ± 0 5.84 5.342/6.534 5.9 ± 0.6849
ea15 1342 1342/1342 1342 ± 0 5.783 5.113/6.274 5.781 ± 0.6983
ea16 1342 1342/1342 1342 ± 0 6.21 5.766/6.863 6.318 ± 0.6924
ea17 1342 1342/1342 1342 ± 0 6.116 5.672/6.691 6.212 ± 0.6225
ea18 1342 1342/1342 1342 ± 0 5.23 4.848/5.729 5.274 ± 0.5472
ea19 1342 1342/1342 1342 ± 0 6.269 5.608/6.798 6.197 ± 0.6356
ea20 1342 1342/1342 1342 ± 0 6.377 5.771/6.973 6.324 ± 0.6634
ea21 1342 1342/1342 1342 ± 0 5.677 5.45/6.351 5.857 ± 0.5728
ea22 1342 1342/1342 1342 ± 0 5.674 5.34/6.528 5.883 ± 0.6377
ea23 1342 1342/1342 1342 ± 0 5.836 5.501/6.684 6.09 ± 0.6988
ea25 1342 1342/1342 1342 ± 0 5.901 5.264/6.231 5.824 ± 0.6003
ea26 1342 1342/1342 1342 ± 0 5.933 5.654/6.807 6.195 ± 0.6073
ea27 1342 1342/1342 1342 ± 0.00004008 5.796 5.45/6.456 5.927 ± 0.5754
ea28 1342 1342/1342 1342 ± 0 5.652 5.509/6.559 6.005 ± 0.6411
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 5.446 5.254/5.645 5.414 ± 0.2705
4 1342 1342/1342 1342 ± 0.00002677 5.162 4.927/5.305 5.11 ± 0.3296
5 1342 1342/1342 1342 ± 0.0000235 5.422 5.129/5.556 5.356 ± 0.3411
6 1342 1342/1342 1342 ± 0.0000235 5.342 5.108/5.471 5.304 ± 0.3072
7 1342 1342/1342 1342 ± 0.0000235 5.447 5.239/5.623 5.413 ± 0.2846
8 1342 1342/1342 1342 ± 0.0000235 5.457 5.218/5.581 5.375 ± 0.3087
9 1342 1342/1342 1342 ± 0.0000235 5.709 5.521/5.928 5.658 ± 0.3479
10 1342 1342/1342 1342 ± 0.0000235 6.135 6.022/6.295 6.091 ± 0.3244
11 1342 1342/1342 1342 ± 0.0000235 6.364 6.176/6.465 6.302 ± 0.3435
12 1342 1342/1342 1342 ± 0.0000235 6.519 6.305/6.69 6.461 ± 0.3644
13 1342 1342/1342 1342 ± 0.0000235 6.986 6.778/7.118 6.889 ± 0.3923
14 1342 1342/1342 1342 ± 0.0000235 7.123 6.928/7.367 7.043 ± 0.4337
15 1342 1342/1342 1342 ± 0.0000235 6.655 6.395/6.883 6.577 ± 0.4068
16 1342 1342/1342 1342 ± 0.00003232 5.899 5.707/6.125 5.918 ± 0.3516
17 1342 1342/1342 1342 ± 0.00003074 5.921 5.734/6.196 5.934 ± 0.3426
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-06-20 21:07:55.769
End
2024-06-20 21:41:42.617
Duration
0:33:46.848
Note, WebLog generation is not included in the time.

CASA logs for stage 8