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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 4.241 4.108/4.335 4.204 ± 0.2435
ea02 1342 1342/1342 1342 ± 0 4.467 4.319/4.584 4.415 ± 0.2613
ea04 1342 1342/1342 1342 ± 0 4.089 3.913/4.207 4.087 ± 0.2248
ea05 1342 1342/1342 1342 ± 0 5.124 5.011/5.473 5.224 ± 0.3446
ea06 1342 1342/1342 1342 ± 0 2.36 2.25/2.435 2.365 ± 0.137
ea07 1342 1342/1342 1342 ± 0 5.172 4.913/5.22 5.12 ± 0.2095
ea08 1342 1342/1342 1342 ± 0 5.264 4.886/5.586 5.249 ± 0.3885
ea09 1342 1342/1342 1342 ± 0 4.231 4.112/4.323 4.24 ± 0.2736
ea10 1342 1342/1342 1342 ± 0 5.054 4.854/5.508 5.141 ± 0.393
ea11 1342 1342/1342 1342 ± 0 4.545 4.346/4.699 4.508 ± 0.2524
ea12 1342 1342/1342 1342 ± 0 4.741 4.539/5.018 4.783 ± 0.2399
ea13 1342 1342/1342 1342 ± 0 4.628 4.494/4.815 4.659 ± 0.2516
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 4.479 4.284/4.749 4.512 ± 0.2372
ea17 1342 1342/1342 1342 ± 0.000002936 5.624 5.467/6.033 5.759 ± 0.4489
ea18 1342 1342/1342 1342 ± 0 4.596 4.477/4.941 4.682 ± 0.288
ea19 1342 1342/1342 1342 ± 0 5.288 5.083/5.513 5.285 ± 0.302
ea21 1342 1342/1342 1342 ± 0 4.061 3.985/4.188 4.046 ± 0.2755
ea22 1342 1342/1342 1342 ± 0 4.855 4.71/5.176 4.942 ± 0.2959
ea23 1342 1342/1342 1342 ± 0 4.201 4.157/4.336 4.207 ± 0.2392
ea25 1342 1342/1342 1342 ± 0 4.367 4.314/4.691 4.45 ± 0.1872
ea26 1342 1342/1342 1342 ± 0 4.607 4.514/4.713 4.608 ± 0.2214
ea27 1342 1342/1342 1342 ± 0.000002081 4.884 4.644/5.214 4.923 ± 0.3342
ea28 1342 1342/1342 1342 ± 0 4.389 4.312/4.494 4.361 ± 0.2655
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 ± 0.00002625 4.937 4.7/5.154 4.938 ± 0.3244
3 1342 1342/1342 1342 ± 0.0000324 4.576 4.439/5.009 4.674 ± 0.3293
4 1342 1342/1342 1342 ± 0.00002659 4.689 4.354/4.93 4.708 ± 0.4149
5 1342 1342/1342 1342 ± 0.00002625 4.673 4.423/4.881 4.693 ± 0.3465
6 1342 1342/1342 1342 ± 0.00002625 4.582 4.315/4.9 4.591 ± 0.3576
7 1342 1342/1342 1342 ± 0.00002625 4.502 4.308/4.76 4.55 ± 0.3267
8 1342 1342/1342 1342 ± 0.00002625 4.448 4.245/4.622 4.455 ± 0.3576
9 1342 1342/1342 1342 ± 0.00002625 4.48 4.296/4.895 4.554 ± 0.4544
10 1342 1342/1342 1342 ± 0.00002625 4.593 4.221/5.132 4.636 ± 0.6615
11 1342 1342/1342 1342 ± 0.00002625 4.652 4.276/5.298 4.692 ± 0.7353
12 1342 1342/1342 1342 ± 0.00002625 4.704 4.316/5.281 4.739 ± 0.8006
13 1342 1342/1342 1342 ± 0.00002625 4.804 4.515/5.41 4.909 ± 0.8191
14 1342 1342/1342 1342 ± 0.00002625 4.839 4.381/5.538 4.924 ± 0.8581
15 1342 1342/1342 1342 ± 0.00002625 4.585 4.171/5.23 4.632 ± 0.8197
16 1342 1342/1342 1342 ± 0.00002631 4.276 3.8/4.649 4.217 ± 0.6824
17 1342 1342/1342 1342 ± 0.00002625 4.281 3.779/4.685 4.202 ± 0.6985
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-06-15 02:24:50.397
End
2024-06-15 02:38:20.527
Duration
0:13:30.130
Note, WebLog generation is not included in the time.

CASA logs for stage 8