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

Statwt Summary Plot

VLASS2.1.sb38526435.eb38567732.59074.15649113426_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 5.485 5.289/5.811 5.586 ± 0.4516
ea02 1342 1342/1342 1342 ± 0 5.859 5.457/6.283 5.961 ± 0.5319
ea05 1342 1342/1342 1342 ± 0 5.687 5.348/6.041 5.749 ± 0.5154
ea06 1342 1342/1342 1342 ± 0 4.818 4.682/5.046 4.871 ± 0.2618
ea07 1342 1342/1342 1342 ± 0 5.728 5.504/5.969 5.84 ± 0.4693
ea08 1342 1342/1342 1342 ± 0 5.891 5.615/6.466 6.045 ± 0.5604
ea09 1342 1342/1342 1342 ± 0 5.198 4.895/5.52 5.22 ± 0.4106
ea10 1342 1342/1342 1342 ± 0.0000109 5.538 5.245/6.186 5.71 ± 0.527
ea11 1342 1342/1342 1342 ± 0 5.87 5.445/6.217 5.895 ± 0.5094
ea12 1342 1342/1342 1342 ± 0 5.71 5.362/6.287 5.877 ± 0.578
ea13 1342 1342/1342 1342 ± 0 6.015 5.731/6.347 6.06 ± 0.4401
ea14 1342 1342/1342 1342 ± 0 5.762 5.383/6.256 5.879 ± 0.5544
ea15 1342 1342/1342 1342 ± 0 5.719 5.268/6.316 5.85 ± 0.6296
ea16 1342 1342/1342 1342 ± 0 5.447 5.31/5.717 5.499 ± 0.3073
ea17 1342 1342/1342 1342 ± 0.000009926 5.848 5.568/6.428 6.038 ± 0.5353
ea18 1342 1342/1342 1342 ± 0 5.102 4.815/5.563 5.207 ± 0.4782
ea19 1342 1342/1342 1342 ± 0 5.918 5.634/6.414 6.087 ± 0.5302
ea20 1342 1342/1342 1342 ± 0 6.202 5.739/6.729 6.242 ± 0.543
ea21 1342 1342/1342 1342 ± 0 5.617 5.33/6.056 5.764 ± 0.4534
ea22 1342 1342/1342 1342 ± 0 5.828 5.274/6.332 5.793 ± 0.5718
ea23 1342 1342/1342 1342 ± 0 5.695 5.477/6.268 5.898 ± 0.5326
ea25 1342 1342/1342 1342 ± 0 5.642 5.346/5.962 5.709 ± 0.4672
ea26 1342 1342/1342 1342 ± 0 5.747 5.456/6.133 5.827 ± 0.474
ea27 1342 1342/1342 1342 ± 0.00002011 5.418 5.338/6.135 5.646 ± 0.4995
ea28 1342 1342/1342 1342 ± 0.000002199 5.627 5.405/6.258 5.813 ± 0.5551
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 ± 0.00002392 5.521 5.296/5.67 5.457 ± 0.2898
3 1342 1342/1342 1342 ± 0.00002833 5.193 4.964/5.482 5.226 ± 0.3272
4 1342 1342/1342 1342 ± 0.00002417 5.378 5.212/5.535 5.326 ± 0.3281
5 1342 1342/1342 1342 ± 0.00002392 5.442 5.27/5.539 5.403 ± 0.311
6 1342 1342/1342 1342 ± 0.00002392 5.344 5.265/5.483 5.321 ± 0.2629
7 1342 1342/1342 1342 ± 0.00002392 5.331 5.229/5.432 5.311 ± 0.229
8 1342 1342/1342 1342 ± 0.00002392 5.31 5.101/5.428 5.249 ± 0.2742
9 1342 1342/1342 1342 ± 0.00002392 5.561 5.396/5.701 5.485 ± 0.3297
10 1342 1342/1342 1342 ± 0.00002438 5.907 5.77/6.04 5.842 ± 0.3208
11 1342 1342/1342 1342 ± 0.00002438 6.109 5.945/6.2 6.025 ± 0.3343
12 1342 1342/1342 1342 ± 0.00002438 6.25 6.059/6.334 6.162 ± 0.3451
13 1342 1342/1342 1342 ± 0.00002438 6.641 6.497/6.793 6.584 ± 0.3717
14 1342 1342/1342 1342 ± 0.00002438 6.902 6.659/7.003 6.758 ± 0.4195
15 1342 1342/1342 1342 ± 0.00002438 6.434 6.295/6.692 6.398 ± 0.4053
16 1342 1342/1342 1342 ± 0.00002859 5.814 5.644/6.214 5.832 ± 0.3837
17 1342 1342/1342 1342 ± 0.00002719 5.849 5.591/6.128 5.842 ± 0.3705
output_dir
 
vis
VLASS2.1.sb38526435.eb38567732.59074.15649113426_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-12 07:03:44.298
End
2024-12-12 08:06:29.353
Duration
1:02:45.055
Note, WebLog generation is not included in the time.

CASA logs for stage 8