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 5.51 5.342/6.226 5.647 ± 0.7524
ea02 1342 1342/1342 1342 ± 0.00004401 6.092 5.542/6.778 6.014 ± 0.9664
ea04 1342 1342/1342 1342 ± 0.0000305 5.295 5.147/6.079 5.473 ± 0.7191
ea05 1342 1342/1342 1342 ± 0.00001156 5.696 5.292/6.607 5.85 ± 0.8389
ea06 1342 1342/1342 1342 ± 0.000005397 4.933 4.578/5.341 4.924 ± 0.5144
ea07 1342 1342/1342 1342 ± 0.00004272 6.015 5.417/6.367 5.945 ± 0.8706
ea08 1342 1342/1342 1342 ± 0.00004404 6.172 5.667/6.953 6.168 ± 0.9717
ea09 1342 1342/1342 1342 ± 0.000005236 5.674 5.208/6.6 5.719 ± 0.8705
ea10 1342 1342/1342 1342 ± 0.00004272 5.925 5.1/6.844 5.914 ± 0.9563
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00001107 5.724 5.419/6.675 5.897 ± 0.9643
ea13 1342 1342/1342 1342 ± 0.000008892 6.201 5.98/6.605 6.174 ± 0.8613
ea14 1342 1342/1342 1342 ± 0.00001372 5.65 5.363/6.58 5.841 ± 0.8587
ea15 1342 1342/1342 1342 ± 0 5.645 5.355/6.535 5.845 ± 0.9014
ea16 1342 1342/1342 1342 ± 0.0000288 6.206 5.772/6.935 6.27 ± 0.9902
ea17 1342 1342/1342 1342 ± 0.00004404 6.119 5.794/7.171 6.15 ± 0.9631
ea18 1342 1342/1342 1342 ± 0.00003156 4.919 4.755/5.694 5.046 ± 0.6645
ea19 1342 1342/1342 1342 ± 0.000003596 5.94 5.716/6.935 6.193 ± 0.9307
ea20 1342 1342/1342 1342 ± 0.00001477 5.962 5.881/6.97 6.116 ± 0.9802
ea21 1342 1342/1342 1342 ± 0.00002157 5.724 5.428/6.509 5.845 ± 0.8366
ea22 1342 1342/1342 1342 ± 0.00003391 5.488 5.089/6.327 5.547 ± 0.8977
ea23 1342 1342/1342 1342 ± 0.0000411 5.695 5.293/6.749 5.98 ± 0.9674
ea25 1342 1342/1342 1342 ± 0.00004272 5.662 5.422/6.522 5.754 ± 0.8843
ea26 1342 1342/1342 1342 ± 0.000001853 6.04 5.739/7.158 6.2 ± 0.9598
ea27 1342 1342/1342 1342 ± 0.00004346 5.64 5.262/6.619 5.76 ± 0.8428
ea28 1342 1342/1342 1342 ± 0.00004349 5.839 5.67/6.736 5.982 ± 0.8758
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 ± 0.00002392 5.628 5.433/5.818 5.579 ± 0.3
4 1342 1342/1342 1342 ± 0.00004222 4.915 4.725/5.245 4.961 ± 0.3786
5 1342 1342/1342 1342 ± 0.00002392 5.677 5.364/5.788 5.615 ± 0.3443
6 1342 1342/1342 1342 ± 0.00003253 5.107 4.985/5.173 5.054 ± 0.2463
7 1342 1342/1342 1342 ± 0.00002392 5.544 5.421/5.718 5.535 ± 0.2982
8 1342 1342/1342 1342 ± 0.00002392 5.56 5.339/5.695 5.49 ± 0.3227
9 1342 1342/1342 1342 ± 0.00002392 5.799 5.639/6.062 5.752 ± 0.3692
10 1342 1342/1342 1342 ± 0.00002392 6.234 6.067/6.378 6.165 ± 0.3585
11 1342 1342/1342 1342 ± 0.00002392 6.535 6.311/6.632 6.407 ± 0.3698
12 1342 1342/1342 1342 ± 0.00002392 6.611 6.485/6.778 6.512 ± 0.5242
13 1342 1342/1342 1342 ± 0.00002392 7.033 6.949/7.26 6.992 ± 0.429
14 1342 1342/1342 1342 ± 0.00002583 7.099 6.8/7.375 7.04 ± 0.4831
15 1342 1342/1342 1342 ± 0.00002392 7.097 6.754/7.209 6.898 ± 0.5226
16 1342 1342/1342 1342 ± 0.00006102 4.358 4.212/4.478 4.343 ± 0.1959
17 1342 1342/1342 1342 ± 0.00006076 4.322 4.189/4.437 4.31 ± 0.1917
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-11-19 06:01:19.525
End
2024-11-19 06:52:04.140
Duration
0:50:44.615
Note, WebLog generation is not included in the time.

CASA logs for stage 8