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

Statwt Summary Plot

VLASS2.1.sb38619162.eb38631105.59096.06071193287_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 5.541 5.234/5.961 5.661 ± 0.519
ea02 1342 1342/1342 1342 ± 0 5.681 5.381/6.459 5.941 ± 0.6547
ea04 1342 1342/1342 1342 ± 0 5.446 5.125/6.058 5.635 ± 0.5628
ea05 1342 1342/1342 1342 ± 0 5.694 5.277/6.155 5.776 ± 0.5793
ea06 1342 1342/1342 1342 ± 0 5.068 4.856/5.456 5.166 ± 0.3881
ea07 1342 1342/1342 1342 ± 0 6.112 5.414/6.275 6.008 ± 0.5902
ea08 1342 1342/1342 1342 ± 0 5.779 5.482/6.599 6.075 ± 0.6681
ea09 1342 1342/1342 1342 ± 0 5.694 5.206/6.238 5.75 ± 0.6055
ea10 1342 1342/1342 1342 ± 0 6.018 5.269/6.599 5.954 ± 0.6759
ea11 1342 1342/1342 1342 ± 0 5.808 5.143/6.348 5.836 ± 0.6622
ea12 1342 1342/1342 1342 ± 0 5.927 5.343/6.413 5.986 ± 0.6553
ea13 1342 1342/1342 1342 ± 0 6.258 5.805/6.373 6.193 ± 0.4844
ea14 1342 1342/1342 1342 ± 0 5.916 5.244/6.4 5.874 ± 0.6801
ea15 1342 1342/1342 1342 ± 0 5.576 5.101/6.244 5.749 ± 0.6892
ea16 1342 1342/1342 1342 ± 0 6.058 5.651/6.736 6.254 ± 0.7222
ea17 1342 1342/1342 1342 ± 0 5.921 5.55/6.467 6.091 ± 0.6171
ea18 1342 1342/1342 1342 ± 0 5.1 4.698/5.561 5.145 ± 0.5219
ea19 1342 1342/1342 1342 ± 0 5.973 5.542/6.699 6.18 ± 0.6607
ea20 1342 1342/1342 1342 ± 0 6.323 5.703/6.911 6.279 ± 0.6465
ea21 1342 1342/1342 1342 ± 0 5.684 5.33/6.197 5.814 ± 0.5531
ea22 1342 1342/1342 1342 ± 0 5.508 5.251/6.346 5.787 ± 0.6473
ea23 1342 1342/1342 1342 ± 0 6.14 5.453/6.535 6.113 ± 0.6875
ea25 1342 1342/1342 1342 ± 0.000002698 5.549 5.239/6.137 5.717 ± 0.5654
ea26 1342 1342/1342 1342 ± 0 6.063 5.631/6.894 6.192 ± 0.643
ea27 1342 1342/1342 1342 ± 0.000007096 5.523 5.271/6.329 5.737 ± 0.585
ea28 1342 1342/1342 1342 ± 0.000009101 5.631 5.37/6.384 5.89 ± 0.6363
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 ± 0.00002348 5.331 5.199/5.615 5.37 ± 0.2547
3 1342 1342/1342 1342 ± 0.00003045 5.28 5.107/5.512 5.302 ± 0.2331
4 1342 1342/1342 1342 ± 0.00002348 5.256 5.055/5.424 5.235 ± 0.3114
5 1342 1342/1342 1342 ± 0.00002348 5.367 5.088/5.488 5.333 ± 0.3118
6 1342 1342/1342 1342 ± 0.00002348 5.298 5.069/5.472 5.272 ± 0.284
7 1342 1342/1342 1342 ± 0.00002348 5.335 5.176/5.482 5.331 ± 0.2526
8 1342 1342/1342 1342 ± 0.00002348 5.331 5.095/5.476 5.287 ± 0.2661
9 1342 1342/1342 1342 ± 0.00002348 5.547 5.415/5.831 5.56 ± 0.3105
10 1342 1342/1342 1342 ± 0.00002348 6.026 5.86/6.188 6.001 ± 0.3037
11 1342 1342/1342 1342 ± 0.00002348 6.29 6.112/6.412 6.216 ± 0.3108
12 1342 1342/1342 1342 ± 0.00002348 6.406 6.209/6.576 6.374 ± 0.3395
13 1342 1342/1342 1342 ± 0.00002348 6.813 6.729/7.064 6.823 ± 0.358
14 1342 1342/1342 1342 ± 0.00002348 7.062 6.832/7.249 7.012 ± 0.3898
15 1342 1342/1342 1342 ± 0.00002348 6.737 6.505/6.954 6.668 ± 0.3943
16 1342 1342/1342 1342 ± 0.00002464 6.01 5.718/6.258 5.982 ± 0.3896
17 1342 1342/1342 1342 ± 0.00002399 6.038 5.721/6.283 5.996 ± 0.3761
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
Start time
2024-12-13 09:55:51.636
End
2024-12-13 10:47:09.690
Duration
0:51:18.054
Note, WebLog generation is not included in the time.

CASA logs for stage 8