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 5.077 4.887/5.744 5.395 ± 0.6125
ea02 1342 1342/1342 1342 ± 0.0000248 5.462 5.115/6.303 5.776 ± 0.7506
ea04 1342 1342/1342 1342 ± 0.00002923 5.087 4.823/5.796 5.335 ± 0.6302
ea05 1342 1342/1342 1342 ± 0 5.327 5.068/6.422 5.715 ± 0.7524
ea06 1342 1342/1342 1342 ± 0.00003698 4.532 4.346/5.307 4.814 ± 0.5438
ea07 1342 1342/1342 1342 ± 0.00004062 5.429 5.16/6.034 5.653 ± 0.7054
ea08 1342 1342/1342 1342 ± 0.00003915 5.589 5.208/6.606 5.891 ± 0.8235
ea09 1342 1342/1342 1342 ± 0 5.41 5.057/6.359 5.672 ± 0.6888
ea10 1342 1342/1342 1342 ± 0.00004428 5.263 4.931/6.445 5.635 ± 0.8057
ea11 1342 1342/1342 1342 ± 0.00004926 5.048 4.771/6.206 5.48 ± 0.8141
ea12 1342 1342/1342 1342 ± 0.00003998 5.376 5.114/6.041 5.652 ± 0.7132
ea13 1342 1342/1342 1342 ± 0 5.671 5.371/6.383 5.91 ± 0.6791
ea14 1342 1342/1342 1342 ± 0.000004326 5.218 4.97/6.152 5.506 ± 0.7119
ea15 1342 1342/1342 1342 ± 0.00001565 4.921 4.855/6.003 5.388 ± 0.7458
ea16 1342 1342/1342 1342 ± 0 5.668 5.238/6.511 5.875 ± 0.8612
ea17 1342 1342/1342 1342 ± 0.00004996 5.508 5.112/6.243 5.785 ± 0.8048
ea18 1342 1342/1342 1342 ± 0.00004793 4.511 4.418/5.262 4.898 ± 0.5772
ea19 1342 1342/1342 1342 ± 0 5.596 5.349/6.699 5.995 ± 0.7646
ea20 1342 1342/1342 1342 ± 0.00004357 5.532 5.394/6.553 5.903 ± 0.7844
ea21 1342 1342/1342 1342 ± 0 5.275 4.975/6.219 5.598 ± 0.6981
ea22 1342 1342/1342 1342 ± 0 5.305 4.839/6.023 5.497 ± 0.6889
ea23 1342 1342/1342 1342 ± 0.00002552 5.307 5.093/6.222 5.71 ± 0.8142
ea25 1342 1342/1342 1342 ± 0.00005002 5.16 4.865/5.922 5.427 ± 0.7355
ea26 1342 1342/1342 1342 ± 0 5.591 5.401/6.804 6.061 ± 0.7881
ea27 1342 1342/1342 1342 ± 0.00004868 5.231 5.08/6.255 5.555 ± 0.7111
ea28 1342 1342/1342 1342 ± 0.00004677 5.302 5.134/6.261 5.659 ± 0.7548
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 ± 0.00002348 5.073 4.852/5.336 5.05 ± 0.2925
5 1342 1342/1342 1342 ± 0.00003045 5.559 5.394/5.852 5.635 ± 0.5223
6 1342 1342/1342 1342 ± 0.00002348 5.159 4.916/5.25 5.089 ± 0.2929
7 1342 1342/1342 1342 ± 0.00002348 5.108 4.971/5.275 5.086 ± 0.2614
8 1342 1342/1342 1342 ± 0.00002348 5.08 4.908/5.21 5.033 ± 0.285
9 1342 1342/1342 1342 ± 0.00002348 5.188 4.968/5.4 5.15 ± 0.3151
10 1342 1342/1342 1342 ± 0.00002348 5.87 5.745/6.04 5.846 ± 0.298
11 1342 1342/1342 1342 ± 0.00002348 6.176 6.024/6.301 6.113 ± 0.3176
12 1342 1342/1342 1342 ± 0.00002348 6.356 6.147/6.48 6.297 ± 0.3469
13 1342 1342/1342 1342 ± 0.00002348 6.756 6.618/6.939 6.73 ± 0.3703
14 1342 1342/1342 1342 ± 0.00002348 6.942 6.75/7.197 6.924 ± 0.4014
15 1342 1342/1342 1342 ± 0.00004826 5.791 5.573/6.324 5.936 ± 0.5978
16 1342 1342/1342 1342 ± 0.00006093 4.591 4.454/4.774 4.619 ± 0.2505
17 1342 1342/1342 1342 ± 0.00006082 4.983 4.811/5.249 5.02 ± 0.3242
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
overwrite_modelcol
False
Start time
2025-01-08 08:08:37.226
End
2025-01-08 08:38:04.320
Duration
0:29:27.094
Note, WebLog generation is not included in the time.

CASA logs for stage 8