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 5.416 5.339/6.102 5.7 ± 0.4895
ea02 1342 1342/1342 1342 ± 0 5.887 5.538/6.639 6.106 ± 0.605
ea04 1342 1342/1342 1342 ± 0 5.515 5.077/6.155 5.627 ± 0.5623
ea05 1342 1342/1342 1342 ± 0 5.964 5.404/6.503 5.951 ± 0.6013
ea06 1342 1342/1342 1342 ± 0 4.996 4.54/5.294 4.934 ± 0.4046
ea07 1342 1342/1342 1342 ± 0 5.719 5.408/6.22 5.896 ± 0.5658
ea08 1342 1342/1342 1342 ± 0 5.922 5.588/6.737 6.195 ± 0.6247
ea09 1342 1342/1342 1342 ± 0 5.852 5.285/6.563 5.897 ± 0.6116
ea10 1342 1342/1342 1342 ± 0 5.674 5.186/6.316 5.758 ± 0.5695
ea11 1342 1342/1342 1342 ± 0 5.991 5.185/6.303 5.877 ± 0.6174
ea12 1342 1342/1342 1342 ± 0 5.966 5.366/6.466 6.003 ± 0.6466
ea13 1342 1342/1342 1342 ± 0 6.134 5.718/6.347 6.137 ± 0.4727
ea14 1342 1342/1342 1342 ± 0.000005832 5.661 5.297/6.458 5.84 ± 0.6755
ea15 1342 1342/1342 1342 ± 0 5.73 5.067/6.239 5.732 ± 0.6872
ea16 1342 1342/1342 1342 ± 0.00001178 6.057 5.672/6.84 6.24 ± 0.684
ea17 1342 1342/1342 1342 ± 0 5.976 5.565/6.594 6.095 ± 0.5844
ea18 1342 1342/1342 1342 ± 0 5.205 4.808/5.678 5.257 ± 0.5167
ea19 1342 1342/1342 1342 ± 0 6.161 5.583/6.734 6.152 ± 0.6227
ea20 1342 1342/1342 1342 ± 0 6.337 5.712/6.831 6.272 ± 0.6382
ea21 1342 1342/1342 1342 ± 0.0000054 5.608 5.419/6.344 5.816 ± 0.5692
ea22 1342 1342/1342 1342 ± 0 5.705 5.305/6.453 5.867 ± 0.6084
ea23 1342 1342/1342 1342 ± 0 5.683 5.465/6.578 6.034 ± 0.6676
ea25 1342 1342/1342 1342 ± 0 5.823 5.279/6.204 5.79 ± 0.5743
ea26 1342 1342/1342 1342 ± 0 5.981 5.594/6.699 6.146 ± 0.5778
ea27 1342 1342/1342 1342 ± 0.00003638 5.571 5.353/6.384 5.816 ± 0.5572
ea28 1342 1342/1342 1342 ± 0 5.606 5.409/6.473 5.908 ± 0.6203
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 5.388 5.209/5.596 5.373 ± 0.2635
4 1342 1342/1342 1342 ± 0.00002349 5.252 5.143/5.435 5.235 ± 0.3403
5 1342 1342/1342 1342 ± 0.00002349 5.412 5.164/5.56 5.384 ± 0.3274
6 1342 1342/1342 1342 ± 0.00002349 5.286 5.081/5.461 5.268 ± 0.2997
7 1342 1342/1342 1342 ± 0.00002349 5.379 5.232/5.548 5.366 ± 0.2738
8 1342 1342/1342 1342 ± 0.00002349 5.402 5.145/5.55 5.324 ± 0.2959
9 1342 1342/1342 1342 ± 0.00002349 5.645 5.507/5.844 5.611 ± 0.3345
10 1342 1342/1342 1342 ± 0.00002349 6.105 5.965/6.237 6.038 ± 0.313
11 1342 1342/1342 1342 ± 0.00002349 6.324 6.137/6.4 6.251 ± 0.3322
12 1342 1342/1342 1342 ± 0.00002349 6.464 6.286/6.628 6.401 ± 0.3496
13 1342 1342/1342 1342 ± 0.00002349 6.905 6.702/7.019 6.82 ± 0.3836
14 1342 1342/1342 1342 ± 0.00002349 7.012 6.814/7.233 6.966 ± 0.4097
15 1342 1342/1342 1342 ± 0.00002349 6.602 6.366/6.818 6.538 ± 0.3938
16 1342 1342/1342 1342 ± 0.00003257 5.817 5.632/6.11 5.854 ± 0.3354
17 1342 1342/1342 1342 ± 0.00003003 5.854 5.669/6.125 5.863 ± 0.3317
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-05-17 10:42:35.249
End
2024-05-17 11:55:28.205
Duration
1:12:52.956
Note, WebLog generation is not included in the time.

CASA logs for stage 8