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 5.308 5.174/6.155 5.563 ± 0.7274
ea02 1342 1342/1342 1342 ± 0.00004364 5.887 5.33/6.685 5.968 ± 0.8777
ea04 1342 1342/1342 1342 ± 0.00001384 5.412 5.042/6.094 5.516 ± 0.7624
ea05 1342 1342/1342 1342 ± 0.00002132 5.519 5.146/6.341 5.773 ± 0.7381
ea06 1342 1342/1342 1342 ± 0.00002953 4.712 4.497/5.259 4.808 ± 0.5372
ea07 1342 1342/1342 1342 ± 0.00004224 5.883 5.423/6.346 5.891 ± 0.8582
ea08 1342 1342/1342 1342 ± 0.00004404 5.949 5.457/6.821 6.105 ± 0.9934
ea09 1342 1342/1342 1342 ± 0.00002218 5.609 5.212/6.571 5.799 ± 0.7502
ea10 1342 1342/1342 1342 ± 0.00004352 5.847 5.225/6.722 5.864 ± 0.9605
ea11 1342 1342/1342 1342 ± 0.00004249 5.735 5.101/6.458 5.728 ± 0.888
ea12 1342 1342/1342 1342 ± 0.00003491 5.594 5.339/6.506 5.796 ± 0.8348
ea13 1342 1342/1342 1342 ± 0.00001042 5.799 5.624/6.376 6.015 ± 0.6686
ea14 1342 1342/1342 1342 ± 0.00003679 5.593 5.143/6.439 5.726 ± 0.8524
ea15 1342 1342/1342 1342 ± 0.000007536 5.335 5.022/6.227 5.569 ± 0.8599
ea16 1342 1342/1342 1342 ± 0.00002222 5.952 5.486/6.859 6.068 ± 0.9871
ea17 1342 1342/1342 1342 ± 0.00004361 5.817 5.313/6.885 5.955 ± 0.945
ea18 1342 1342/1342 1342 ± 0.00004357 4.862 4.716/5.653 5.071 ± 0.6288
ea19 1342 1342/1342 1342 ± 0.00002427 5.815 5.608/6.911 6.143 ± 0.8669
ea20 1342 1342/1342 1342 ± 0.0000433 5.889 5.741/6.788 6.108 ± 0.9481
ea21 1342 1342/1342 1342 ± 0.00002941 5.624 5.278/6.448 5.763 ± 0.8206
ea22 1342 1342/1342 1342 ± 0.00003247 5.375 4.966/6.374 5.661 ± 0.7197
ea23 1342 1342/1342 1342 ± 0.00004176 5.785 5.391/6.67 5.911 ± 0.9684
ea25 1342 1342/1342 1342 ± 0.00004404 5.524 5.111/6.21 5.617 ± 0.825
ea26 1342 1342/1342 1342 ± 0.0000216 5.861 5.684/6.797 6.157 ± 0.782
ea27 1342 1342/1342 1342 ± 0.0000436 5.556 5.169/6.506 5.708 ± 0.8357
ea28 1342 1342/1342 1342 ± 0.00004355 5.605 5.373/6.616 5.895 ± 0.9254
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 5.286 5.135/5.612 5.327 ± 0.3011
5 1342 1342/1342 1342 ± 0.0000326 5.465 5.203/5.692 5.441 ± 0.3112
6 1342 1342/1342 1342 ± 0.0000235 5.335 5.106/5.546 5.293 ± 0.3096
7 1342 1342/1342 1342 ± 0.0000235 5.355 5.193/5.559 5.341 ± 0.291
8 1342 1342/1342 1342 ± 0.0000235 5.343 5.135/5.475 5.29 ± 0.3104
9 1342 1342/1342 1342 ± 0.0000235 5.613 5.343/5.847 5.565 ± 0.3453
10 1342 1342/1342 1342 ± 0.0000235 6.095 5.963/6.269 6.046 ± 0.3342
11 1342 1342/1342 1342 ± 0.0000235 6.37 6.209/6.484 6.305 ± 0.3496
12 1342 1342/1342 1342 ± 0.0000235 6.569 6.353/6.701 6.502 ± 0.3858
13 1342 1342/1342 1342 ± 0.0000235 6.965 6.72/7.201 6.926 ± 0.4204
14 1342 1342/1342 1342 ± 0.0000235 7.221 6.987/7.43 7.135 ± 0.466
15 1342 1342/1342 1342 ± 0.00002367 6.569 6.279/6.946 6.543 ± 0.5271
16 1342 1342/1342 1342 ± 0.00005756 4.385 4.238/4.661 4.437 ± 0.2705
17 1342 1342/1342 1342 ± 0.00005932 4.449 4.308/4.754 4.531 ± 0.3217
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
output_dir
 
Start time
2024-11-02 19:47:22.413
End
2024-11-02 20:50:58.707
Duration
1:03:36.294
Note, WebLog generation is not included in the time.

CASA logs for stage 8