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

Statwt Summary Plot

VLASS3.2.sb45520569.eb45733624.60429.987892812496_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 6 5.5/6.309 5.964 ± 0.6019
ea02 1342 1342/1342 1342 ± 0 6.269 5.688/6.439 6.254 ± 0.5959
ea03 1342 1342/1342 1342 ± 0.000001218 6.095 5.458/6.684 6.124 ± 0.6998
ea04 1342 1342/1342 1342 ± 0.00001826 5.728 5.175/6.115 5.731 ± 0.5643
ea05 1342 1342/1342 1342 ± 0.00001085 5.788 5.346/6.567 5.953 ± 0.6456
ea06 1342 1342/1342 1342 ± 0 6.06 5.23/6.163 5.839 ± 0.6365
ea07 1342 1342/1342 1342 ± 0.000006321 6.023 5.206/6.263 5.896 ± 0.705
ea08 1342 1342/1342 1342 ± 0.000004217 6.338 5.577/6.753 6.285 ± 0.6848
ea09 1342 1342/1342 1342 ± 0 5.708 5.239/6.401 5.842 ± 0.6929
ea10 1342 1342/1342 1342 ± 0.000007983 5.471 5.201/6.129 5.606 ± 0.5967
ea11 1342 1342/1342 1342 ± 0.00002477 5.343 5.146/6.209 5.632 ± 0.6363
ea12 1342 1342/1342 1342 ± 0.00002163 5.531 5.435/6.317 5.794 ± 0.5809
ea13 1342 1342/1342 1342 ± 0 6.152 5.555/6.299 5.998 ± 0.6756
ea14 1342 1342/1342 1342 ± 0.000008419 6.037 5.714/6.661 6.204 ± 0.597
ea15 1342 1342/1342 1342 ± 0.00001758 5.156 4.669/5.401 5.102 ± 0.4864
ea16 1342 1342/1342 1342 ± 0 6.225 5.721/6.708 6.302 ± 0.6945
ea17 1342 1342/1342 1342 ± 0 6.218 5.775/7.023 6.295 ± 0.6772
ea18 1342 1342/1342 1342 ± 0.000001722 6.495 5.85/7.125 6.448 ± 0.6885
ea19 1342 1342/1342 1342 ± 0.000003221 5.893 5.508/6.669 6.067 ± 0.6324
ea20 1342 1342/1342 1342 ± 0 6.192 5.472/6.571 6.086 ± 0.5999
ea21 1342 1342/1342 1342 ± 0 5.541 5.173/5.959 5.624 ± 0.5017
ea22 1342 1342/1342 1342 ± 0.000002109 6.327 5.765/6.883 6.312 ± 0.6738
ea23 1342 1342/1342 1342 ± 0 5.938 5.559/6.389 6.068 ± 0.6233
ea24 1342 1342/1342 1342 ± 0 6.159 5.385/6.485 5.98 ± 0.5925
ea25 1342 1342/1342 1342 ± 0 6.498 5.731/6.913 6.52 ± 0.7726
ea27 1342 1342/1342 1342 ± 0 5.858 5.411/6.464 5.94 ± 0.5801
ea28 1342 1342/1342 1342 ± 0 6.403 5.78/6.964 6.431 ± 0.6581
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 ± 0.00002307 5.548 5.317/5.683 5.522 ± 0.272
3 1342 1342/1342 1342 ± 0.00003601 4.907 4.664/5.071 4.866 ± 0.3301
5 1342 1342/1342 1342 ± 0.00002307 5.377 5.182/5.639 5.405 ± 0.3496
6 1342 1342/1342 1342 ± 0.00002307 5.384 5.197/5.658 5.397 ± 0.3111
7 1342 1342/1342 1342 ± 0.00002307 5.5 5.304/5.684 5.445 ± 0.2734
8 1342 1342/1342 1342 ± 0.00002307 5.431 5.149/5.59 5.373 ± 0.2925
9 1342 1342/1342 1342 ± 0.00002307 5.683 5.531/5.929 5.681 ± 0.3136
10 1342 1342/1342 1342 ± 0.00002307 6.173 6.016/6.343 6.123 ± 0.2987
11 1342 1342/1342 1342 ± 0.00002307 6.357 6.097/6.548 6.319 ± 0.3081
12 1342 1342/1342 1342 ± 0.00002307 6.465 6.269/6.691 6.475 ± 0.3629
13 1342 1342/1342 1342 ± 0.00002307 6.983 6.651/7.162 6.925 ± 0.3709
14 1342 1342/1342 1342 ± 0.00002307 7.187 6.892/7.444 7.118 ± 0.3996
15 1342 1342/1342 1342 ± 0.00002307 6.828 6.552/7.16 6.783 ± 0.4025
16 1342 1342/1342 1342 ± 0.00002999 6.16 5.788/6.413 6.111 ± 0.4342
17 1342 1342/1342 1342 ± 0.00002948 6.231 5.924/6.316 6.085 ± 0.4241
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS3.2.sb45520569.eb45733624.60429.987892812496_split_split.ms
Start time
2025-07-18 03:21:56.364
End
2025-07-18 04:27:54.885
Duration
1:05:58.521
Note, WebLog generation is not included in the time.

CASA logs for stage 8