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 5.99 5.751/6.767 6.302 ± 0.6446
ea02 1342 1342/1342 1342 ± 0.00004845 6.163 5.805/7.13 6.532 ± 0.722
ea04 1342 1342/1342 1342 ± 0.00002684 5.572 5.221/6.204 5.752 ± 0.6058
ea05 1342 1342/1342 1342 ± 0.000006382 5.53 5.273/6.503 5.854 ± 0.6861
ea06 1342 1342/1342 1342 ± 0.00003477 5.337 4.885/5.554 5.279 ± 0.4226
ea07 1342 1342/1342 1342 ± 0.00004195 5.962 5.701/6.64 6.314 ± 0.7171
ea08 1342 1342/1342 1342 ± 0.00004093 6.494 5.934/7.492 6.745 ± 0.916
ea09 1342 1342/1342 1342 ± 0.00001795 6.05 5.624/6.787 6.174 ± 0.6768
ea10 1342 1342/1342 1342 ± 0.00004479 6.033 5.706/7.266 6.477 ± 0.8056
ea11 1342 1342/1342 1342 ± 0.00004401 6.201 5.536/6.999 6.378 ± 0.8463
ea12 1342 1342/1342 1342 ± 0.00003175 5.836 5.437/6.631 6.084 ± 0.7167
ea13 1342 1342/1342 1342 ± 0.00001087 6.527 5.871/7.065 6.45 ± 0.5981
ea14 1342 1342/1342 1342 ± 0.00003813 5.636 5.451/6.682 6.094 ± 0.734
ea15 1342 1342/1342 1342 ± 0.00002491 5.91 5.267/6.543 6.057 ± 0.7753
ea16 1342 1342/1342 1342 ± 0.00001391 6.146 5.671/6.986 6.32 ± 0.8622
ea17 1342 1342/1342 1342 ± 0.00004422 6.251 5.949/7.552 6.691 ± 0.8293
ea18 1342 1342/1342 1342 ± 0.00004316 5.474 5.119/5.988 5.592 ± 0.5082
ea19 1342 1342/1342 1342 ± 0.00002117 5.81 5.59/6.841 6.231 ± 0.7161
ea20 1342 1342/1342 1342 ± 0.00003538 5.983 5.816/7.101 6.418 ± 0.7475
ea21 1342 1342/1342 1342 ± 0.00003088 5.613 5.434/6.478 5.981 ± 0.6597
ea22 1342 1342/1342 1342 ± 0.0000312 5.967 5.32/6.569 6.063 ± 0.7389
ea23 1342 1342/1342 1342 ± 0.00004121 5.88 5.653/6.896 6.342 ± 0.8145
ea25 1342 1342/1342 1342 ± 0.00004399 5.905 5.818/6.901 6.371 ± 0.7162
ea26 1342 1342/1342 1342 ± 0.00001753 6.253 5.832/7.215 6.532 ± 0.738
ea27 1342 1342/1342 1342 ± 0.00004328 5.947 5.799/7.074 6.368 ± 0.7324
ea28 1342 1342/1342 1342 ± 0.00004351 6.176 5.931/7.218 6.578 ± 0.8013
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 ± 0.00002353 5.612 5.355/5.831 5.576 ± 0.3246
5 1342 1342/1342 1342 ± 0.00003688 5.553 5.366/5.701 5.552 ± 0.2518
6 1342 1342/1342 1342 ± 0.00002461 5.575 5.435/5.864 5.602 ± 0.293
7 1342 1342/1342 1342 ± 0.00002415 5.642 5.444/5.847 5.623 ± 0.3001
8 1342 1342/1342 1342 ± 0.00002415 5.593 5.346/5.79 5.57 ± 0.3112
9 1342 1342/1342 1342 ± 0.00002788 5.796 5.362/5.915 5.698 ± 0.3502
10 1342 1342/1342 1342 ± 0.00002353 6.47 6.113/6.697 6.383 ± 0.4109
11 1342 1342/1342 1342 ± 0.00002353 6.619 6.517/6.919 6.629 ± 0.4284
12 1342 1342/1342 1342 ± 0.00002398 6.839 6.527/7.131 6.8 ± 0.4477
13 1342 1342/1342 1342 ± 0.00002353 7.367 7.085/7.58 7.298 ± 0.4431
14 1342 1342/1342 1342 ± 0.00002353 7.521 7.318/7.799 7.47 ± 0.4901
15 1342 1342/1342 1342 ± 0.00002378 7.022 6.807/7.271 6.951 ± 0.497
16 1342 1342/1342 1342 ± 0.00005835 5.544 5.377/5.713 5.523 ± 0.2492
17 1342 1342/1342 1342 ± 0.00006083 5.789 5.61/5.988 5.773 ± 0.3052
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38504727.eb38659863.59113.352947384265_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-01-07 07:30:29.062
End
2025-01-07 08:38:16.018
Duration
1:07:46.957
Note, WebLog generation is not included in the time.

CASA logs for stage 8