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 5.752 5.311/5.989 5.743 ± 0.4991
ea02 1342 1342/1342 1342 ± 0 5.927 5.601/6.533 6.109 ± 0.6007
ea04 1342 1342/1342 1342 ± 0 5.466 5.14/6.125 5.62 ± 0.5171
ea05 1342 1342/1342 1342 ± 0 5.825 5.329/6.267 5.789 ± 0.5416
ea06 1342 1342/1342 1342 ± 0 5.16 4.877/5.431 5.185 ± 0.3474
ea07 1342 1342/1342 1342 ± 0 5.992 5.651/6.175 6.042 ± 0.521
ea08 1342 1342/1342 1342 ± 0 5.942 5.69/6.552 6.18 ± 0.6207
ea09 1342 1342/1342 1342 ± 0 5.877 5.252/6.36 5.832 ± 0.5781
ea10 1342 1342/1342 1342 ± 0.000004821 5.86 5.363/6.502 5.969 ± 0.5881
ea11 1342 1342/1342 1342 ± 0 5.926 5.21/6.277 5.867 ± 0.6115
ea12 1342 1342/1342 1342 ± 0 5.896 5.437/6.387 6.027 ± 0.6287
ea13 1342 1342/1342 1342 ± 0 6.24 5.885/6.428 6.238 ± 0.461
ea14 1342 1342/1342 1342 ± 0 5.907 5.311/6.334 5.903 ± 0.6032
ea15 1342 1342/1342 1342 ± 0 5.707 5.166/6.266 5.786 ± 0.6371
ea16 1342 1342/1342 1342 ± 0 6.134 5.709/6.693 6.297 ± 0.6547
ea17 1342 1342/1342 1342 ± 0.000008787 5.991 5.574/6.735 6.097 ± 0.5852
ea18 1342 1342/1342 1342 ± 0 5.074 4.759/5.531 5.184 ± 0.4764
ea19 1342 1342/1342 1342 ± 0 5.934 5.704/6.486 6.196 ± 0.5873
ea20 1342 1342/1342 1342 ± 0 6.223 5.752/6.805 6.257 ± 0.566
ea21 1342 1342/1342 1342 ± 0 5.812 5.427/6.151 5.861 ± 0.4902
ea22 1342 1342/1342 1342 ± 0 5.638 5.369/6.367 5.842 ± 0.6002
ea23 1342 1342/1342 1342 ± 0 6.142 5.584/6.551 6.14 ± 0.6248
ea25 1342 1342/1342 1342 ± 0 5.641 5.285/6.053 5.721 ± 0.5234
ea26 1342 1342/1342 1342 ± 0 6.244 5.765/6.877 6.273 ± 0.584
ea27 1342 1342/1342 1342 ± 0.0000153 5.778 5.353/6.298 5.815 ± 0.5437
ea28 1342 1342/1342 1342 ± 0.00001301 5.711 5.447/6.386 5.978 ± 0.5704
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 ± 0.00002357 5.432 5.299/5.727 5.493 ± 0.2772
4 1342 1342/1342 1342 ± 0.000025 5.45 5.122/5.724 5.424 ± 0.3737
5 1342 1342/1342 1342 ± 0.0000235 5.486 5.261/5.649 5.465 ± 0.3231
6 1342 1342/1342 1342 ± 0.0000235 5.348 5.159/5.504 5.335 ± 0.28
7 1342 1342/1342 1342 ± 0.0000235 5.376 5.21/5.548 5.377 ± 0.2557
8 1342 1342/1342 1342 ± 0.0000235 5.379 5.124/5.51 5.317 ± 0.2768
9 1342 1342/1342 1342 ± 0.0000235 5.582 5.392/5.857 5.564 ± 0.3243
10 1342 1342/1342 1342 ± 0.0000235 6.002 5.825/6.145 5.951 ± 0.3029
11 1342 1342/1342 1342 ± 0.0000235 6.208 6.057/6.31 6.144 ± 0.298
12 1342 1342/1342 1342 ± 0.00002373 6.295 6.078/6.507 6.281 ± 0.3487
13 1342 1342/1342 1342 ± 0.0000235 6.796 6.664/6.981 6.779 ± 0.3538
14 1342 1342/1342 1342 ± 0.0000235 7.031 6.806/7.277 6.993 ± 0.3976
15 1342 1342/1342 1342 ± 0.0000235 6.687 6.459/6.915 6.63 ± 0.3877
16 1342 1342/1342 1342 ± 0.00002747 5.945 5.719/6.338 5.985 ± 0.3576
17 1342 1342/1342 1342 ± 0.00002447 6.017 5.811/6.287 6.024 ± 0.3328
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-17 02:45:21.285
End
2024-12-17 03:36:13.722
Duration
0:50:52.437
Note, WebLog generation is not included in the time.

CASA logs for stage 8