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

Statwt Summary Plot

VLASS2.1.sb38504727.eb38659863.59113.352947384265_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 6.251 5.656/6.713 6.167 ± 0.5767
ea02 1342 1342/1342 1342 ± 0.00002362 6.158 5.36/6.748 6.059 ± 0.6998
ea04 1342 1342/1342 1342 ± 0.00002755 5.743 5.328/6.189 5.81 ± 0.5713
ea05 1342 1342/1342 1342 ± 0.00001761 6.011 5.34/6.533 5.905 ± 0.7116
ea06 1342 1342/1342 1342 ± 0.00002891 5.705 5.03/5.843 5.461 ± 0.5379
ea07 1342 1342/1342 1342 ± 0.00002889 6.312 5.63/6.873 6.212 ± 0.59
ea08 1342 1342/1342 1342 ± 0.00001207 6.679 5.617/6.952 6.357 ± 0.7258
ea09 1342 1342/1342 1342 ± 0.00002648 5.971 5.479/6.677 6.027 ± 0.7051
ea10 1342 1342/1342 1342 ± 0.00002528 6.685 5.719/7.164 6.396 ± 0.7257
ea11 1342 1342/1342 1342 ± 0.00002748 6.713 5.647/7.017 6.396 ± 0.8012
ea12 1342 1342/1342 1342 ± 0.00002732 6.245 5.71/7.047 6.276 ± 0.7234
ea13 1342 1342/1342 1342 ± 0.00002155 6.296 5.604/6.837 6.129 ± 0.698
ea14 1342 1342/1342 1342 ± 0.00002756 5.924 5.206/6.671 5.873 ± 0.7243
ea15 1342 1342/1342 1342 ± 0.00002676 5.726 5.555/6.638 6.115 ± 0.7434
ea16 1342 1342/1342 1342 ± 0.00002715 6.308 5.574/7.174 6.259 ± 0.9381
ea17 1342 1342/1342 1342 ± 0.00002177 6.505 6.058/7.42 6.641 ± 0.7198
ea18 1342 1342/1342 1342 ± 0.00002676 5.497 5.198/6.047 5.637 ± 0.4959
ea19 1342 1342/1342 1342 ± 0.00001069 6.175 5.779/6.782 6.281 ± 0.6802
ea20 1342 1342/1342 1342 ± 0.00002712 6.38 6.029/7.186 6.568 ± 0.7629
ea21 1342 1342/1342 1342 ± 0.00002483 6.207 5.553/6.511 6.021 ± 0.6394
ea22 1342 1342/1342 1342 ± 0.00002887 5.289 5.04/6.734 5.778 ± 0.8418
ea23 1342 1342/1342 1342 ± 0.00001841 6.137 5.516/6.862 6.108 ± 0.6809
ea25 1342 1342/1342 1342 ± 0.00001847 6.469 5.783/6.767 6.319 ± 0.6196
ea26 1342 1342/1342 1342 ± 0.00002639 6.391 5.898/6.921 6.341 ± 0.6748
ea27 1342 1342/1342 1342 ± 0.00002232 6.382 5.804/6.871 6.268 ± 0.6203
ea28 1342 1342/1342 1342 ± 0.00001417 6.369 5.804/7.117 6.417 ± 0.6313
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 5.644 5.341/5.894 5.601 ± 0.3576
5 1342 1342/1342 1342 ± 0.00004044 5.881 5.696/6.128 5.89 ± 0.2967
6 1342 1342/1342 1342 ± 0.00002394 5.586 5.337/5.825 5.572 ± 0.2508
7 1342 1342/1342 1342 ± 0.0000235 5.595 5.401/5.761 5.572 ± 0.2852
8 1342 1342/1342 1342 ± 0.0000235 5.528 5.322/5.659 5.515 ± 0.3134
9 1342 1342/1342 1342 ± 0.00002547 5.668 5.418/5.838 5.638 ± 0.2888
10 1342 1342/1342 1342 ± 0.0000235 6.256 6.042/6.409 6.252 ± 0.3022
11 1342 1342/1342 1342 ± 0.0000235 6.453 6.323/6.733 6.482 ± 0.3031
12 1342 1342/1342 1342 ± 0.00002394 6.66 6.455/6.858 6.626 ± 0.3433
13 1342 1342/1342 1342 ± 0.0000235 7.025 6.86/7.229 7.036 ± 0.3378
14 1342 1342/1342 1342 ± 0.0000235 7.221 7.025/7.4 7.168 ± 0.3576
15 1342 1342/1342 1342 ± 0.00002559 6.95 6.749/7.105 6.873 ± 0.4033
16 1342 1342/1342 1342 ± 0.0000507 4.732 4.61/4.861 4.751 ± 0.2294
17 1342 1342/1342 1342 ± 0.00004116 4.861 4.746/4.982 4.869 ± 0.2022
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38504727.eb38659863.59113.352947384265_split_split.ms
Start time
2025-01-07 02:08:05.281
End
2025-01-07 03:03:52.980
Duration
0:55:47.698
Note, WebLog generation is not included in the time.

CASA logs for stage 8