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 5.513 5.36/6.084 5.736 ± 0.4715
ea02 1342 1342/1342 1342 ± 0 5.974 5.606/6.746 6.15 ± 0.6206
ea04 1342 1342/1342 1342 ± 0 5.545 5.096/6.219 5.658 ± 0.5738
ea05 1342 1342/1342 1342 ± 0 6.006 5.433/6.409 5.949 ± 0.5961
ea06 1342 1342/1342 1342 ± 0 5.09 4.636/5.369 5.026 ± 0.4154
ea07 1342 1342/1342 1342 ± 0.000001694 5.79 5.47/6.238 5.941 ± 0.5542
ea08 1342 1342/1342 1342 ± 0 5.87 5.653/6.84 6.21 ± 0.6279
ea09 1342 1342/1342 1342 ± 0 5.908 5.334/6.6 5.941 ± 0.6291
ea10 1342 1342/1342 1342 ± 0.000004637 5.673 5.159/6.34 5.787 ± 0.5735
ea11 1342 1342/1342 1342 ± 0 6.041 5.213/6.369 5.918 ± 0.6127
ea12 1342 1342/1342 1342 ± 0 5.992 5.414/6.538 6.07 ± 0.6538
ea13 1342 1342/1342 1342 ± 0 6.176 5.752/6.39 6.187 ± 0.4923
ea14 1342 1342/1342 1342 ± 0 5.768 5.324/6.472 5.877 ± 0.6473
ea15 1342 1342/1342 1342 ± 0 5.773 5.083/6.294 5.756 ± 0.7162
ea16 1342 1342/1342 1342 ± 0 6.102 5.786/6.864 6.298 ± 0.6773
ea17 1342 1342/1342 1342 ± 0 6.032 5.648/6.556 6.14 ± 0.5873
ea18 1342 1342/1342 1342 ± 0 5.216 4.829/5.684 5.27 ± 0.5284
ea19 1342 1342/1342 1342 ± 0 6.253 5.605/6.734 6.187 ± 0.6264
ea20 1342 1342/1342 1342 ± 0 6.391 5.766/6.915 6.335 ± 0.6478
ea21 1342 1342/1342 1342 ± 0 5.661 5.462/6.323 5.865 ± 0.5586
ea22 1342 1342/1342 1342 ± 0 5.676 5.342/6.516 5.923 ± 0.6199
ea23 1342 1342/1342 1342 ± 0.000002457 5.763 5.508/6.63 6.083 ± 0.67
ea25 1342 1342/1342 1342 ± 0 5.898 5.346/6.273 5.844 ± 0.5824
ea26 1342 1342/1342 1342 ± 0 6.09 5.661/6.812 6.239 ± 0.5919
ea27 1342 1342/1342 1342 ± 0.00004055 5.704 5.397/6.374 5.87 ± 0.5715
ea28 1342 1342/1342 1342 ± 0 5.6 5.495/6.482 5.956 ± 0.6093
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 5.397 5.228/5.593 5.376 ± 0.2565
4 1342 1342/1342 1342 ± 0.0000237 5.297 5.141/5.523 5.275 ± 0.3623
5 1342 1342/1342 1342 ± 0.0000235 5.462 5.236/5.604 5.437 ± 0.3293
6 1342 1342/1342 1342 ± 0.0000235 5.333 5.11/5.547 5.321 ± 0.3032
7 1342 1342/1342 1342 ± 0.0000235 5.418 5.244/5.607 5.411 ± 0.2849
8 1342 1342/1342 1342 ± 0.0000235 5.463 5.193/5.571 5.371 ± 0.3012
9 1342 1342/1342 1342 ± 0.0000235 5.699 5.534/5.907 5.649 ± 0.3373
10 1342 1342/1342 1342 ± 0.0000235 6.129 5.976/6.254 6.071 ± 0.3137
11 1342 1342/1342 1342 ± 0.0000235 6.368 6.161/6.448 6.294 ± 0.3364
12 1342 1342/1342 1342 ± 0.0000235 6.501 6.334/6.686 6.444 ± 0.3561
13 1342 1342/1342 1342 ± 0.0000235 6.929 6.789/7.095 6.883 ± 0.3773
14 1342 1342/1342 1342 ± 0.0000235 7.043 6.899/7.317 7.025 ± 0.4115
15 1342 1342/1342 1342 ± 0.0000235 6.569 6.381/6.869 6.55 ± 0.3766
16 1342 1342/1342 1342 ± 0.00003271 5.877 5.689/6.175 5.92 ± 0.3345
17 1342 1342/1342 1342 ± 0.00003184 5.911 5.684/6.106 5.921 ± 0.3309
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-05-17 08:08:08.118
End
2024-05-17 09:05:48.281
Duration
0:57:40.163
Note, WebLog generation is not included in the time.

CASA logs for stage 8