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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.668 5.456/6.065 5.851 ± 0.5477
ea02 1342 1342/1342 1342 ± 0.000003662 5.882 5.553/6.532 6.096 ± 0.6462
ea04 1342 1342/1342 1342 ± 0 5.594 5.279/6.177 5.767 ± 0.5372
ea05 1342 1342/1342 1342 ± 0 6.018 5.554/6.358 6.02 ± 0.5621
ea06 1342 1342/1342 1342 ± 0 5.227 5.009/5.535 5.274 ± 0.3594
ea07 1342 1342/1342 1342 ± 0 6.183 5.624/6.332 6.149 ± 0.5488
ea08 1342 1342/1342 1342 ± 0.00001529 6.053 5.733/6.798 6.296 ± 0.6736
ea09 1342 1342/1342 1342 ± 0 5.569 5.368/6.36 5.876 ± 0.613
ea10 1342 1342/1342 1342 ± 0 6.09 5.484/6.651 6.123 ± 0.6153
ea11 1342 1342/1342 1342 ± 0.00001092 6.214 5.513/6.708 6.197 ± 0.711
ea12 1342 1342/1342 1342 ± 0 5.64 5.579/5.714 5.668 ± 0.1653
ea13 1342 1342/1342 1342 ± 0 6.224 5.989/6.454 6.307 ± 0.4671
ea14 1342 1342/1342 1342 ± 0 5.835 5.357/6.449 5.971 ± 0.6432
ea15 1342 1342/1342 1342 ± 0 5.789 5.415/6.474 6.024 ± 0.6617
ea16 1342 1342/1342 1342 ± 0 6.183 5.812/6.804 6.371 ± 0.6729
ea17 1342 1342/1342 1342 ± 0.000006441 6.128 5.764/6.628 6.266 ± 0.602
ea18 1342 1342/1342 1342 ± 0.000001672 5.19 4.849/5.689 5.292 ± 0.5084
ea19 1342 1342/1342 1342 ± 0 6.175 5.751/6.835 6.349 ± 0.6414
ea20 1342 1342/1342 1342 ± 0 6.244 5.859/6.814 6.355 ± 0.6179
ea21 1342 1342/1342 1342 ± 0 5.885 5.578/6.411 6.038 ± 0.5291
ea22 1342 1342/1342 1342 ± 0 5.468 5.338/6.262 5.757 ± 0.615
ea23 1342 1342/1342 1342 ± 0 6.083 5.594/6.5 6.179 ± 0.6584
ea25 1342 1342/1342 1342 ± 0.00000623 5.821 5.56/6.361 5.994 ± 0.576
ea26 1342 1342/1342 1342 ± 0 6.125 5.864/6.834 6.361 ± 0.6649
ea27 1342 1342/1342 1342 ± 0.00002546 5.67 5.474/6.436 5.886 ± 0.5599
ea28 1342 1342/1342 1342 ± 0.0000367 5.814 5.627/6.634 6.09 ± 0.674
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 ± 0.0000235 5.642 5.484/5.887 5.656 ± 0.2704
3 1342 1342/1342 1342 ± 0.00002578 5.44 5.186/5.682 5.446 ± 0.3209
4 1342 1342/1342 1342 ± 0.0000235 5.519 5.378/5.631 5.467 ± 0.3014
5 1342 1342/1342 1342 ± 0.0000235 5.615 5.362/5.751 5.585 ± 0.3111
6 1342 1342/1342 1342 ± 0.00002395 5.551 5.361/5.729 5.517 ± 0.2906
7 1342 1342/1342 1342 ± 0.0000235 5.529 5.392/5.703 5.525 ± 0.2592
8 1342 1342/1342 1342 ± 0.0000235 5.545 5.321/5.646 5.471 ± 0.2854
9 1342 1342/1342 1342 ± 0.0000235 5.807 5.61/5.984 5.736 ± 0.3281
10 1342 1342/1342 1342 ± 0.00002374 6.248 6.03/6.347 6.162 ± 0.3174
11 1342 1342/1342 1342 ± 0.00002395 6.409 6.27/6.611 6.368 ± 0.3274
12 1342 1342/1342 1342 ± 0.00002442 6.591 6.389/6.724 6.525 ± 0.3626
13 1342 1342/1342 1342 ± 0.00002395 7.006 6.879/7.332 6.984 ± 0.3826
14 1342 1342/1342 1342 ± 0.00002395 7.25 7.044/7.48 7.195 ± 0.4075
15 1342 1342/1342 1342 ± 0.00002395 6.895 6.686/7.063 6.82 ± 0.3998
16 1342 1342/1342 1342 ± 0.00003494 6.186 5.715/6.338 6.087 ± 0.4095
17 1342 1342/1342 1342 ± 0.00003572 6.194 5.663/6.375 6.073 ± 0.3992
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-04-06 02:21:22.878
End
2024-04-06 03:28:36.261
Duration
1:07:13.384
Note, WebLog generation is not included in the time.

CASA logs for stage 7