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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.388 5.261/6.057 5.468 ± 0.8376
ea02 1342 1342/1342 1342 ± 0.00004221 5.831 5.321/6.682 5.834 ± 1.048
ea04 1342 1342/1342 1342 ± 0.0000486 5.158 4.836/6.066 5.188 ± 0.9362
ea05 1342 1342/1342 1342 ± 0.00001202 5.383 4.97/6.125 5.491 ± 0.8344
ea06 1342 1342/1342 1342 ± 0.00004217 4.74 4.554/5.209 4.672 ± 0.7
ea07 1342 1342/1342 1342 ± 0.0000414 5.873 5.297/6.211 5.629 ± 0.8895
ea08 1342 1342/1342 1342 ± 0.00004153 6.117 5.551/6.942 6.105 ± 1.102
ea09 1342 1342/1342 1342 ± 0.00002734 5.394 5.019/6.277 5.52 ± 0.828
ea10 1342 1342/1342 1342 ± 0.0000421 5.763 5.165/6.416 5.603 ± 0.9233
ea11 1342 1342/1342 1342 ± 0.00004272 5.758 5.109/6.484 5.597 ± 0.9596
ea12 1342 1342/1342 1342 ± 0.000043 5.602 5.147/6.472 5.574 ± 1.033
ea13 1342 1342/1342 1342 ± 0.00002232 5.739 5.51/6.333 5.824 ± 0.7619
ea14 1342 1342/1342 1342 ± 0.00002076 5.64 5.171/6.6 5.718 ± 0.9788
ea15 1342 1342/1342 1342 ± 0.0000391 5.365 4.934/6.241 5.344 ± 1.081
ea16 1342 1342/1342 1342 ± 0.00002123 5.698 5.336/6.605 5.69 ± 0.9739
ea17 1342 1342/1342 1342 ± 0.00004484 6.027 5.397/6.659 5.913 ± 1.022
ea18 1342 1342/1342 1342 ± 0.00004352 5.019 4.758/5.566 4.994 ± 0.7391
ea19 1342 1342/1342 1342 ± 0.000002151 5.63 5.314/6.466 5.775 ± 0.8452
ea20 1342 1342/1342 1342 ± 0.00004245 5.865 5.573/6.789 5.89 ± 1.051
ea21 1342 1342/1342 1342 ± 0.00001671 5.484 5.231/6.281 5.538 ± 0.8794
ea22 1342 1342/1342 1342 ± 0.00003255 5.33 5.02/6.486 5.582 ± 0.9191
ea23 1342 1342/1342 1342 ± 0.00003396 5.818 5.32/6.547 5.738 ± 1.022
ea25 1342 1342/1342 1342 ± 0.00004261 5.623 5.26/6.275 5.564 ± 0.8864
ea27 1342 1342/1342 1342 ± 0.00004228 5.61 5.146/6.518 5.579 ± 0.9166
ea28 1342 1342/1342 1342 ± 0.00004225 5.793 5.333/6.7 5.826 ± 1
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 ± 0.00002397 5.402 5.28/5.619 5.431 ± 0.2761
5 1342 1342/1342 1342 ± 0.00002636 5.265 5.027/5.416 5.232 ± 0.3183
6 1342 1342/1342 1342 ± 0.00002397 5.254 5.015/5.326 5.177 ± 0.2709
7 1342 1342/1342 1342 ± 0.00002397 5.261 5.143/5.423 5.236 ± 0.2587
8 1342 1342/1342 1342 ± 0.00002397 5.322 5.122/5.426 5.253 ± 0.2986
9 1342 1342/1342 1342 ± 0.00002397 5.626 5.343/5.789 5.557 ± 0.3411
10 1342 1342/1342 1342 ± 0.00002397 6.07 5.874/6.199 6.003 ± 0.3435
11 1342 1342/1342 1342 ± 0.00002397 6.309 6.181/6.522 6.301 ± 0.351
12 1342 1342/1342 1342 ± 0.00002397 6.544 6.334/6.704 6.494 ± 0.367
13 1342 1342/1342 1342 ± 0.00002397 6.795 6.525/6.992 6.708 ± 0.4018
14 1342 1342/1342 1342 ± 0.00002821 6.488 6.135/6.792 6.438 ± 0.5598
15 1342 1342/1342 1342 ± 0.0000254 6.692 6.363/6.948 6.607 ± 0.526
16 1342 1342/1342 1342 ± 0.00005301 3.648 3.485/3.879 3.668 ± 0.3767
17 1342 1342/1342 1342 ± 0.00005635 3.886 3.701/4.174 3.933 ± 0.3772
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-13 07:15:55.846
End
2024-12-13 07:46:42.823
Duration
0:30:46.977
Note, WebLog generation is not included in the time.

CASA logs for stage 8