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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.855 5.409/6.089 5.824 ± 0.4908
ea02 1342 1342/1342 1342 ± 0 5.931 5.601/6.631 6.111 ± 0.6239
ea04 1342 1342/1342 1342 ± 0 5.589 5.223/6.203 5.739 ± 0.5359
ea05 1342 1342/1342 1342 ± 0 5.933 5.397/6.421 5.881 ± 0.5636
ea06 1342 1342/1342 1342 ± 0 5.044 4.841/5.379 5.126 ± 0.3407
ea07 1342 1342/1342 1342 ± 0 6.192 5.535/6.298 6.116 ± 0.5592
ea08 1342 1342/1342 1342 ± 0 6.04 5.669/6.756 6.261 ± 0.6435
ea09 1342 1342/1342 1342 ± 0 5.779 5.316/6.514 5.907 ± 0.5975
ea10 1342 1342/1342 1342 ± 0 6.079 5.4/6.716 6.086 ± 0.6412
ea11 1342 1342/1342 1342 ± 0 5.988 5.298/6.418 5.972 ± 0.6356
ea12 1342 1342/1342 1342 ± 0 5.996 5.504/6.531 6.114 ± 0.6439
ea13 1342 1342/1342 1342 ± 0 6.388 5.967/6.477 6.337 ± 0.4794
ea14 1342 1342/1342 1342 ± 0 5.981 5.349/6.449 5.956 ± 0.6443
ea15 1342 1342/1342 1342 ± 0 5.795 5.205/6.365 5.879 ± 0.6785
ea16 1342 1342/1342 1342 ± 0 6.254 5.773/6.818 6.398 ± 0.6866
ea17 1342 1342/1342 1342 ± 0.00001524 6.163 5.675/6.859 6.225 ± 0.5926
ea18 1342 1342/1342 1342 ± 0 5.164 4.801/5.612 5.236 ± 0.5007
ea19 1342 1342/1342 1342 ± 0 6.053 5.655/6.563 6.247 ± 0.62
ea20 1342 1342/1342 1342 ± 0 6.374 5.8/6.947 6.346 ± 0.6238
ea21 1342 1342/1342 1342 ± 0 5.926 5.444/6.311 5.935 ± 0.5298
ea22 1342 1342/1342 1342 ± 0 5.655 5.354/6.506 5.914 ± 0.6175
ea23 1342 1342/1342 1342 ± 0 6.22 5.611/6.583 6.211 ± 0.6633
ea25 1342 1342/1342 1342 ± 0 5.675 5.324/6.236 5.796 ± 0.5552
ea26 1342 1342/1342 1342 ± 0 6.132 5.796/7.007 6.33 ± 0.6349
ea27 1342 1342/1342 1342 ± 0.00002008 5.601 5.473/6.452 5.906 ± 0.5557
ea28 1342 1342/1342 1342 ± 0.00002483 5.764 5.535/6.546 6.072 ± 0.6052
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 ± 0.00002349 5.499 5.314/5.77 5.52 ± 0.2692
4 1342 1342/1342 1342 ± 0.00002571 5.467 5.281/5.59 5.418 ± 0.3679
5 1342 1342/1342 1342 ± 0.00002349 5.543 5.266/5.697 5.51 ± 0.3387
6 1342 1342/1342 1342 ± 0.00002349 5.416 5.17/5.583 5.384 ± 0.2962
7 1342 1342/1342 1342 ± 0.00002349 5.437 5.264/5.612 5.438 ± 0.2739
8 1342 1342/1342 1342 ± 0.00002349 5.426 5.177/5.607 5.382 ± 0.2869
9 1342 1342/1342 1342 ± 0.00002349 5.639 5.502/5.942 5.651 ± 0.3357
10 1342 1342/1342 1342 ± 0.00002349 6.106 5.934/6.254 6.063 ± 0.3244
11 1342 1342/1342 1342 ± 0.00002349 6.36 6.191/6.461 6.274 ± 0.3279
12 1342 1342/1342 1342 ± 0.00002394 6.456 6.269/6.596 6.422 ± 0.3659
13 1342 1342/1342 1342 ± 0.00002349 6.926 6.794/7.089 6.892 ± 0.3807
14 1342 1342/1342 1342 ± 0.00002349 7.18 6.89/7.394 7.093 ± 0.4232
15 1342 1342/1342 1342 ± 0.00002349 6.801 6.554/7.012 6.709 ± 0.4125
16 1342 1342/1342 1342 ± 0.00002897 6.04 5.706/6.361 6.043 ± 0.4033
17 1342 1342/1342 1342 ± 0.00003005 6.14 5.736/6.369 6.06 ± 0.3967
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-12-28 19:59:40.260
End
2024-12-28 21:05:46.733
Duration
1:06:06.473
Note, WebLog generation is not included in the time.

CASA logs for stage 8