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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.244 5.138/6.052 5.391 ± 0.7292
ea02 1342 1342/1342 1342 ± 0.00004272 5.738 5.265/6.502 5.741 ± 0.8823
ea05 1342 1342/1342 1342 ± 0.00001754 5.624 5.096/6.288 5.682 ± 0.7561
ea06 1342 1342/1342 1342 ± 0.000006788 4.971 4.755/5.513 5.014 ± 0.6528
ea07 1342 1342/1342 1342 ± 0.00004272 5.749 5.254/5.865 5.475 ± 0.7748
ea08 1342 1342/1342 1342 ± 0.00004273 6.031 5.574/6.801 6.019 ± 0.9879
ea09 1342 1342/1342 1342 ± 0.00002571 4.2 3.265/5.621 4.465 ± 1.14
ea10 1342 1342/1342 1342 ± 0.00004312 5.524 4.953/6.258 5.47 ± 0.8787
ea11 1342 1342/1342 1342 ± 0 5.733 5.203/6.296 5.873 ± 0.5916
ea12 1342 1342/1342 1342 ± 0.000006884 5.5 5.252/6.418 5.654 ± 0.9363
ea13 1342 1342/1342 1342 ± 0.0000235 6.046 5.605/6.59 5.936 ± 0.7458
ea14 1342 1342/1342 1342 ± 0.00003189 6.442 5.849/6.758 6.009 ± 0.9782
ea15 1342 1342/1342 1342 ± 0.000001998 5.392 5.143/6.144 5.509 ± 0.8151
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004322 5.838 5.513/6.64 5.835 ± 0.9339
ea18 1342 1342/1342 1342 ± 0.00003543 4.879 4.545/5.623 4.914 ± 0.7242
ea19 1342 1342/1342 1342 ± 0.000009308 5.812 5.397/6.595 5.889 ± 0.7612
ea20 1342 1342/1342 1342 ± 0.00002039 5.879 5.725/6.804 5.949 ± 1.057
ea21 1342 1342/1342 1342 ± 0.00002381 5.576 5.315/6.274 5.624 ± 0.7401
ea22 1342 1342/1342 1342 ± 0.00004134 5.424 5.157/6.484 5.608 ± 0.8314
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.348 5.242/5.464 5.309 ± 0.1907
ea26 1342 1342/1342 1342 ± 0.00003549 5.512 5.426/6.477 5.735 ± 0.7757
ea27 1342 1342/1342 1342 ± 0.00004285 5.38 5.123/6.346 5.519 ± 0.8654
ea28 1342 1342/1342 1342 ± 0.00005288 6.442 5.725/6.769 5.944 ± 1.13
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.
3 1342 1342/1342 1342 ± 0.00002637 5.52 5.136/5.815 5.466 ± 0.665
5 1342 1342/1342 1342 ± 0.000026 5.363 5.184/5.536 5.273 ± 0.5754
6 1342 1342/1342 1342 ± 0.000026 5.29 5.18/5.423 5.192 ± 0.5139
7 1342 1342/1342 1342 ± 0.000026 5.244 5.093/5.402 5.17 ± 0.4903
8 1342 1342/1342 1342 ± 0.000026 5.256 5.006/5.374 5.134 ± 0.5133
9 1342 1342/1342 1342 ± 0.000026 5.497 5.371/5.735 5.4 ± 0.5669
10 1342 1342/1342 1342 ± 0.00002543 5.963 5.756/6.129 5.917 ± 0.3557
11 1342 1342/1342 1342 ± 0.00002543 6.252 6.144/6.365 6.195 ± 0.3428
12 1342 1342/1342 1342 ± 0.00002543 6.423 6.141/6.505 6.336 ± 0.3638
13 1342 1342/1342 1342 ± 0.00002543 6.741 6.339/6.88 6.646 ± 0.3673
14 1342 1342/1342 1342 ± 0.00002561 6.668 6.273/6.897 6.576 ± 0.4379
15 1342 1342/1342 1342 ± 0.00002682 6.501 6.293/6.69 6.447 ± 0.4558
16 1342 1342/1342 1342 ± 0.00006038 3.991 3.785/4.222 4.012 ± 0.2876
17 1342 1342/1342 1342 ± 0.00006068 4.145 3.93/4.34 4.157 ± 0.3181
overwrite_modelcol
False
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-04-22 11:54:35.241
End
2024-04-22 12:56:48.912
Duration
1:02:13.671
Note, WebLog generation is not included in the time.

CASA logs for stage 7