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

Statwt Summary Plot

VLASS2.1.sb38608477.eb38643773.59104.940213009264_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 5.56 5.279/6.012 5.689 ± 0.5524
ea02 1342 1342/1342 1342 ± 0.000004829 5.514 5.223/6.252 5.758 ± 0.6347
ea04 1342 1342/1342 1342 ± 0.000004825 5.317 4.927/6.018 5.492 ± 0.6028
ea05 1342 1342/1342 1342 ± 0 5.702 5.037/6.158 5.588 ± 0.5947
ea06 1342 1342/1342 1342 ± 0 4.957 4.737/5.337 5.044 ± 0.3926
ea07 1342 1342/1342 1342 ± 0 5.934 5.395/6.217 5.949 ± 0.6158
ea08 1342 1342/1342 1342 ± 0 5.775 5.529/6.615 6.082 ± 0.697
ea09 1342 1342/1342 1342 ± 0 5.303 4.834/5.883 5.395 ± 0.62
ea10 1342 1342/1342 1342 ± 0 5.996 5.314/6.644 5.979 ± 0.7086
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.763 5.275/6.43 5.953 ± 0.6742
ea13 1342 1342/1342 1342 ± 0 5.439 5.04/5.838 5.53 ± 0.5839
ea14 1342 1342/1342 1342 ± 0 5.696 5.165/6.339 5.795 ± 0.718
ea15 1342 1342/1342 1342 ± 0 5.405 4.985/6.094 5.606 ± 0.6825
ea16 1342 1342/1342 1342 ± 0 5.921 5.452/6.641 6.096 ± 0.775
ea17 1342 1342/1342 1342 ± 0.00000242 5.94 5.521/6.545 6.103 ± 0.6732
ea18 1342 1342/1342 1342 ± 0 4.971 4.722/5.498 5.127 ± 0.5267
ea19 1342 1342/1342 1342 ± 0 5.732 5.297/6.502 5.947 ± 0.6745
ea20 1342 1342/1342 1342 ± 0 6.067 5.677/6.74 6.243 ± 0.6593
ea21 1342 1342/1342 1342 ± 0 5.611 5.181/6.149 5.703 ± 0.6141
ea22 1342 1342/1342 1342 ± 0 5.206 4.891/5.99 5.403 ± 0.629
ea23 1342 1342/1342 1342 ± 0 5.94 5.399/6.452 6.035 ± 0.7118
ea25 1342 1342/1342 1342 ± 0 5.699 5.321/6.228 5.861 ± 0.6335
ea26 1342 1342/1342 1342 ± 0 5.457 5.156/6.165 5.668 ± 0.6734
ea27 1342 1342/1342 1342 ± 0 5.535 5.285/6.432 5.771 ± 0.6212
ea28 1342 1342/1342 1342 ± 0.000004518 5.796 5.484/6.505 5.986 ± 0.6708
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 ± 0.00002396 5.213 5.019/5.392 5.232 ± 0.2702
3 1342 1342/1342 1342 ± 0.00002396 5.126 4.964/5.333 5.138 ± 0.285
4 1342 1342/1342 1342 ± 0.00002421 5.104 4.841/5.306 5.074 ± 0.3387
5 1342 1342/1342 1342 ± 0.00002396 5.23 4.904/5.364 5.171 ± 0.3046
6 1342 1342/1342 1342 ± 0.00002396 5.246 5.011/5.38 5.186 ± 0.2729
7 1342 1342/1342 1342 ± 0.00002396 5.252 4.995/5.372 5.202 ± 0.2533
8 1342 1342/1342 1342 ± 0.00002396 5.224 4.878/5.384 5.166 ± 0.2992
9 1342 1342/1342 1342 ± 0.00002396 5.484 5.206/5.785 5.453 ± 0.3465
10 1342 1342/1342 1342 ± 0.00002396 5.947 5.748/6.11 5.89 ± 0.3312
11 1342 1342/1342 1342 ± 0.00002396 6.14 5.903/6.313 6.118 ± 0.3481
12 1342 1342/1342 1342 ± 0.00002441 6.368 6.092/6.559 6.316 ± 0.3777
13 1342 1342/1342 1342 ± 0.00002396 6.738 6.451/7.062 6.742 ± 0.4099
14 1342 1342/1342 1342 ± 0.00002396 6.992 6.658/7.238 6.931 ± 0.427
15 1342 1342/1342 1342 ± 0.00002396 6.673 6.427/6.842 6.59 ± 0.4014
16 1342 1342/1342 1342 ± 0.00002428 5.875 5.634/6.188 5.908 ± 0.4159
17 1342 1342/1342 1342 ± 0.00002396 5.882 5.759/6.244 5.949 ± 0.3811
datacolumn
residual_data
vis
VLASS2.1.sb38608477.eb38643773.59104.940213009264_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-12-31 06:25:36.871
End
2024-12-31 07:16:51.212
Duration
0:51:14.341
Note, WebLog generation is not included in the time.

CASA logs for stage 8