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

Statwt Summary Plot

VLASS2.1.sb38513454.eb38563508.59068.92709877314_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 5.356 5.194/5.777 5.524 ± 0.5137
ea02 1342 1342/1342 1342 ± 0 5.628 5.323/6.27 5.811 ± 0.6229
ea04 1342 1342/1342 1342 ± 0 5.392 4.993/5.884 5.493 ± 0.5064
ea05 1342 1342/1342 1342 ± 0 5.594 5.254/6.101 5.709 ± 0.5404
ea06 1342 1342/1342 1342 ± 0 4.926 4.622/5.225 4.928 ± 0.4115
ea07 1342 1342/1342 1342 ± 0.00001514 5.497 5.182/5.698 5.554 ± 0.467
ea08 1342 1342/1342 1342 ± 0.00001196 5.724 5.43/6.472 5.93 ± 0.6779
ea09 1342 1342/1342 1342 ± 0 4.906 4.644/5.477 5.048 ± 0.4621
ea10 1342 1342/1342 1342 ± 0.00004033 5.338 5.13/6.122 5.594 ± 0.5978
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.717 5.319/6.153 5.84 ± 0.5749
ea13 1342 1342/1342 1342 ± 0 5.968 5.644/6.16 5.981 ± 0.4659
ea14 1342 1342/1342 1342 ± 0 6.322 5.918/6.767 6.336 ± 0.4438
ea15 1342 1342/1342 1342 ± 0 5.579 5.223/6.146 5.748 ± 0.6074
ea16 1342 1342/1342 1342 ± 0 4.6 3.861/4.867 4.451 ± 0.7058
ea17 1342 1342/1342 1342 ± 0.00002052 5.861 5.616/6.452 6.035 ± 0.6068
ea18 1342 1342/1342 1342 ± 0.000002616 5.1 4.796/5.424 5.133 ± 0.4886
ea19 1342 1342/1342 1342 ± 0 5.817 5.369/6.329 5.933 ± 0.5711
ea20 1342 1342/1342 1342 ± 0 6.04 5.774/6.646 6.192 ± 0.5622
ea21 1342 1342/1342 1342 ± 0 5.476 5.246/6.036 5.663 ± 0.5103
ea22 1342 1342/1342 1342 ± 0 5.455 5.209/6.238 5.713 ± 0.6176
ea23 1342 1342/1342 1342 ± 0 5.528 5.345/6.119 5.793 ± 0.5935
ea25 1342 1342/1342 1342 ± 0.000003699 5.294 5.154/5.423 5.249 ± 0.2105
ea26 1342 1342/1342 1342 ± 0 5.582 5.418/6.176 5.77 ± 0.5271
ea27 1342 1342/1342 1342 ± 0.00004039 5.46 5.212/6.183 5.619 ± 0.5434
ea28 1342 1342/1342 1342 ± 0.0000526 6.302 5.824/6.747 6.207 ± 0.5614
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 ± 0.00002496 5.395 5.19/5.557 5.275 ± 0.4696
3 1342 1342/1342 1342 ± 0.00002582 4.99 4.781/5.333 5.01 ± 0.425
4 1342 1342/1342 1342 ± 0.00002508 5.171 4.976/5.371 5.084 ± 0.5136
5 1342 1342/1342 1342 ± 0.00002496 5.246 5.031/5.419 5.171 ± 0.513
6 1342 1342/1342 1342 ± 0.00002496 5.256 4.996/5.37 5.15 ± 0.3918
7 1342 1342/1342 1342 ± 0.00002496 5.237 5.083/5.36 5.196 ± 0.3491
8 1342 1342/1342 1342 ± 0.00002496 5.258 5.005/5.33 5.137 ± 0.3678
9 1342 1342/1342 1342 ± 0.00002496 5.475 5.159/5.649 5.405 ± 0.3955
10 1342 1342/1342 1342 ± 0.00002446 5.912 5.662/6.024 5.79 ± 0.3904
11 1342 1342/1342 1342 ± 0.00002446 6.108 5.744/6.241 5.982 ± 0.4282
12 1342 1342/1342 1342 ± 0.00002446 6.18 5.885/6.364 6.132 ± 0.4142
13 1342 1342/1342 1342 ± 0.00002446 6.599 6.343/6.83 6.519 ± 0.4242
14 1342 1342/1342 1342 ± 0.00002446 6.799 6.498/7.01 6.68 ± 0.4602
15 1342 1342/1342 1342 ± 0.00002446 6.514 6.262/6.681 6.363 ± 0.4715
16 1342 1342/1342 1342 ± 0.00004819 5.529 5.243/5.817 5.523 ± 0.4042
17 1342 1342/1342 1342 ± 0.00004655 5.522 5.275/5.799 5.531 ± 0.3875
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38513454.eb38563508.59068.92709877314_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-04-04 07:15:12.164
End
2024-04-04 07:46:40.041
Duration
0:31:27.877
Note, WebLog generation is not included in the time.

CASA logs for stage 7