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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.329 5.203/6.09 5.645 ± 0.5881
ea02 1342 1342/1342 1342 ± 0.00003268 5.826 5.459/6.639 5.966 ± 0.8164
ea04 1342 1342/1342 1342 ± 0.00001128 5.428 5.018/5.928 5.422 ± 0.6741
ea05 1342 1342/1342 1342 ± 0.00003097 5.577 5.003/6.313 5.653 ± 0.7774
ea06 1342 1342/1342 1342 ± 0 5.057 4.714/5.416 5.09 ± 0.3914
ea07 1342 1342/1342 1342 ± 0 6.165 5.496/6.767 6.092 ± 0.5995
ea08 1342 1342/1342 1342 ± 0.00003006 6.63 5.653/6.878 6.214 ± 0.8352
ea09 1342 1342/1342 1342 ± 0 5.737 5.202/6.487 5.843 ± 0.6516
ea10 1342 1342/1342 1342 ± 0.00002735 5.774 5.301/6.691 5.9 ± 0.7753
ea11 1342 1342/1342 1342 ± 0.00002869 6.099 5.261/6.426 5.82 ± 0.7946
ea12 1342 1342/1342 1342 ± 0 5.945 5.364/6.676 5.982 ± 0.6761
ea13 1342 1342/1342 1342 ± 0.000007292 6.306 5.579/6.396 6.079 ± 0.6555
ea14 1342 1342/1342 1342 ± 0 5.737 5.31/6.413 5.876 ± 0.6174
ea15 1342 1342/1342 1342 ± 0.00001146 5.296 5.032/6.193 5.498 ± 0.8354
ea16 1342 1342/1342 1342 ± 0.00002949 5.839 5.651/6.797 6.088 ± 0.872
ea17 1342 1342/1342 1342 ± 0.00002684 5.755 5.512/6.887 6.001 ± 0.7713
ea18 1342 1342/1342 1342 ± 0.00001639 5.166 4.664/5.67 5.175 ± 0.5383
ea19 1342 1342/1342 1342 ± 0.00003094 5.96 5.55/7.313 6.243 ± 1.046
ea20 1342 1342/1342 1342 ± 0.00002664 5.835 5.64/6.89 6.056 ± 0.9081
ea21 1342 1342/1342 1342 ± 0.00002619 5.993 5.321/6.332 5.781 ± 0.7304
ea22 1342 1342/1342 1342 ± 0.00003271 5.401 5.1/6.43 5.66 ± 0.8452
ea23 1342 1342/1342 1342 ± 0 6.16 5.412/6.663 6.094 ± 0.7001
ea25 1342 1342/1342 1342 ± 0.00002792 5.436 5.174/6.273 5.665 ± 0.7193
ea26 1342 1342/1342 1342 ± 0.00002496 5.862 5.739/6.963 6.192 ± 0.8661
ea27 1342 1342/1342 1342 ± 0.0000259 5.437 5.268/6.464 5.708 ± 0.7421
ea28 1342 1342/1342 1342 ± 0.00002883 5.695 5.316/6.541 5.81 ± 0.8477
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 ± 0.00002493 5.439 5.287/5.744 5.507 ± 0.2952
5 1342 1342/1342 1342 ± 0.00002697 5.212 5.003/5.348 5.215 ± 0.3038
6 1342 1342/1342 1342 ± 0.00002364 5.312 5.095/5.515 5.294 ± 0.2953
7 1342 1342/1342 1342 ± 0.00002439 5.309 5.115/5.55 5.292 ± 0.2772
8 1342 1342/1342 1342 ± 0.00002388 5.261 5.033/5.438 5.241 ± 0.2889
9 1342 1342/1342 1342 ± 0.00002364 5.498 5.3/5.753 5.476 ± 0.3202
10 1342 1342/1342 1342 ± 0.00002384 6.008 5.911/6.206 6.029 ± 0.4177
11 1342 1342/1342 1342 ± 0.00002384 6.305 6.165/6.434 6.283 ± 0.3972
12 1342 1342/1342 1342 ± 0.00002364 6.454 6.3/6.67 6.469 ± 0.4222
13 1342 1342/1342 1342 ± 0.00002364 6.805 6.585/6.926 6.768 ± 0.3855
14 1342 1342/1342 1342 ± 0.00002364 6.844 6.712/7.137 6.837 ± 0.4363
15 1342 1342/1342 1342 ± 0.00002422 6.607 6.381/6.826 6.527 ± 0.4325
16 1342 1342/1342 1342 ± 0.00005535 4.097 3.945/4.236 4.103 ± 0.2109
17 1342 1342/1342 1342 ± 0.00005646 4.262 4.1/4.481 4.305 ± 0.2892
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
datacolumn
residual_data
Start time
2024-11-02 14:56:54.059
End
2024-11-02 15:41:57.810
Duration
0:45:03.751
Note, WebLog generation is not included in the time.

CASA logs for stage 8