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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.1 4.891/5.748 5.396 ± 0.6138
ea02 1342 1342/1342 1342 ± 0.00002816 5.495 5.089/6.28 5.762 ± 0.7453
ea04 1342 1342/1342 1342 ± 0.00002952 5.109 4.864/5.796 5.337 ± 0.6279
ea05 1342 1342/1342 1342 ± 0 5.324 5.128/6.412 5.712 ± 0.7419
ea06 1342 1342/1342 1342 ± 0.00003852 4.545 4.338/5.302 4.816 ± 0.5475
ea07 1342 1342/1342 1342 ± 0.00004089 5.444 5.14/6.029 5.653 ± 0.6957
ea08 1342 1342/1342 1342 ± 0.00003986 5.604 5.18/6.584 5.881 ± 0.8186
ea09 1342 1342/1342 1342 ± 0 5.4 5.057/6.35 5.669 ± 0.6866
ea10 1342 1342/1342 1342 ± 0.00004481 5.359 4.931/6.447 5.646 ± 0.7992
ea11 1342 1342/1342 1342 ± 0.00004931 5.132 4.854/6.198 5.526 ± 0.7769
ea12 1342 1342/1342 1342 ± 0.00004159 5.366 5.088/6.023 5.634 ± 0.7178
ea13 1342 1342/1342 1342 ± 0 5.649 5.372/6.412 5.921 ± 0.6711
ea14 1342 1342/1342 1342 ± 0.00001036 5.249 4.985/6.144 5.508 ± 0.7108
ea15 1342 1342/1342 1342 ± 0.00001324 4.96 4.857/5.988 5.389 ± 0.7446
ea16 1342 1342/1342 1342 ± 0 5.691 5.256/6.457 5.871 ± 0.8596
ea17 1342 1342/1342 1342 ± 0.00004977 5.519 5.157/6.26 5.801 ± 0.7953
ea18 1342 1342/1342 1342 ± 0.00004834 4.533 4.462/5.264 4.908 ± 0.5649
ea19 1342 1342/1342 1342 ± 0 5.563 5.352/6.686 6.008 ± 0.7587
ea20 1342 1342/1342 1342 ± 0.0000448 5.538 5.437/6.55 5.908 ± 0.7768
ea21 1342 1342/1342 1342 ± 0 5.244 4.96/6.211 5.587 ± 0.6918
ea22 1342 1342/1342 1342 ± 0 5.28 4.843/6.029 5.501 ± 0.6799
ea23 1342 1342/1342 1342 ± 0.00002908 5.338 5.096/6.236 5.702 ± 0.8096
ea25 1342 1342/1342 1342 ± 0.0000497 5.146 4.883/5.932 5.428 ± 0.7261
ea26 1342 1342/1342 1342 ± 0 5.534 5.441/6.793 6.061 ± 0.7728
ea27 1342 1342/1342 1342 ± 0.00004894 5.249 5.1/6.259 5.555 ± 0.7115
ea28 1342 1342/1342 1342 ± 0.00004727 5.326 5.169/6.245 5.661 ± 0.7518
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 5.089 4.867/5.354 5.071 ± 0.2841
5 1342 1342/1342 1342 ± 0.00003049 5.625 5.38/5.875 5.634 ± 0.4899
6 1342 1342/1342 1342 ± 0.00002349 5.186 4.955/5.277 5.124 ± 0.2847
7 1342 1342/1342 1342 ± 0.00002349 5.081 4.963/5.273 5.083 ± 0.2582
8 1342 1342/1342 1342 ± 0.00002349 5.1 4.908/5.182 5.038 ± 0.2821
9 1342 1342/1342 1342 ± 0.00002349 5.224 5.001/5.406 5.182 ± 0.3075
10 1342 1342/1342 1342 ± 0.00002348 5.867 5.753/6.063 5.852 ± 0.3017
11 1342 1342/1342 1342 ± 0.00002348 6.183 6.021/6.279 6.114 ± 0.3182
12 1342 1342/1342 1342 ± 0.00002348 6.347 6.152/6.485 6.294 ± 0.3456
13 1342 1342/1342 1342 ± 0.00002348 6.757 6.621/6.933 6.722 ± 0.3668
14 1342 1342/1342 1342 ± 0.00002348 6.971 6.742/7.179 6.919 ± 0.3968
15 1342 1342/1342 1342 ± 0.00004989 5.795 5.585/6.278 5.931 ± 0.5793
16 1342 1342/1342 1342 ± 0.00006085 4.581 4.443/4.756 4.604 ± 0.2519
17 1342 1342/1342 1342 ± 0.00006093 4.957 4.787/5.206 4.989 ± 0.3137
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
Start time
2024-11-02 14:50:46.156
End
2024-11-02 15:48:33.310
Duration
0:57:47.154
Note, WebLog generation is not included in the time.

CASA logs for stage 8