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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.473 5.304/6.145 5.733 ± 0.5244
ea02 1342 1342/1342 1342 ± 0.000005754 5.916 5.62/6.706 6.175 ± 0.6156
ea04 1342 1342/1342 1342 ± 0 5.576 5.064/6.255 5.664 ± 0.6051
ea05 1342 1342/1342 1342 ± 0 5.695 5.418/6.531 5.941 ± 0.616
ea06 1342 1342/1342 1342 ± 0 4.962 4.562/5.261 4.909 ± 0.4046
ea07 1342 1342/1342 1342 ± 0 5.689 5.464/6.292 5.931 ± 0.6075
ea08 1342 1342/1342 1342 ± 0 5.874 5.699/6.804 6.244 ± 0.637
ea09 1342 1342/1342 1342 ± 0 5.903 5.273/6.57 5.941 ± 0.6177
ea10 1342 1342/1342 1342 ± 0.000009573 5.561 5.206/6.361 5.779 ± 0.5944
ea11 1342 1342/1342 1342 ± 0 6.118 5.216/6.384 5.926 ± 0.6609
ea12 1342 1342/1342 1342 ± 0 5.991 5.381/6.576 6.059 ± 0.6658
ea13 1342 1342/1342 1342 ± 0 6.312 5.748/6.424 6.184 ± 0.4855
ea14 1342 1342/1342 1342 ± 0 5.742 5.327/6.521 5.889 ± 0.6794
ea15 1342 1342/1342 1342 ± 0 5.776 5.104/6.323 5.769 ± 0.714
ea16 1342 1342/1342 1342 ± 0.000002109 6.001 5.766/6.832 6.237 ± 0.7021
ea17 1342 1342/1342 1342 ± 0 6.108 5.682/6.752 6.222 ± 0.6241
ea18 1342 1342/1342 1342 ± 0 5.25 4.844/5.728 5.293 ± 0.5418
ea19 1342 1342/1342 1342 ± 0 5.937 5.601/6.767 6.124 ± 0.6338
ea20 1342 1342/1342 1342 ± 0 6.349 5.746/6.915 6.311 ± 0.6699
ea21 1342 1342/1342 1342 ± 0.000001487 5.472 5.333/6.379 5.811 ± 0.5941
ea22 1342 1342/1342 1342 ± 0 5.819 5.336/6.508 5.893 ± 0.6148
ea23 1342 1342/1342 1342 ± 0 5.644 5.505/6.649 6.063 ± 0.7089
ea25 1342 1342/1342 1342 ± 0 5.852 5.246/6.226 5.788 ± 0.6079
ea26 1342 1342/1342 1342 ± 0 6.176 5.616/6.758 6.213 ± 0.5867
ea27 1342 1342/1342 1342 ± 0.00003323 5.513 5.331/6.43 5.82 ± 0.6052
ea28 1342 1342/1342 1342 ± 0 5.742 5.458/6.539 5.983 ± 0.6383
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 ± 0.00002352 5.388 5.226/5.612 5.386 ± 0.2732
4 1342 1342/1342 1342 ± 0.00002397 5.241 5.139/5.493 5.251 ± 0.3812
5 1342 1342/1342 1342 ± 0.00002352 5.369 5.124/5.543 5.349 ± 0.3358
6 1342 1342/1342 1342 ± 0.00002352 5.283 5.058/5.427 5.261 ± 0.3024
7 1342 1342/1342 1342 ± 0.00002352 5.437 5.25/5.605 5.401 ± 0.2856
8 1342 1342/1342 1342 ± 0.00002352 5.444 5.206/5.567 5.36 ± 0.305
9 1342 1342/1342 1342 ± 0.00002352 5.707 5.524/5.91 5.649 ± 0.3431
10 1342 1342/1342 1342 ± 0.00002352 6.126 5.991/6.251 6.077 ± 0.3165
11 1342 1342/1342 1342 ± 0.00002352 6.364 6.182/6.482 6.297 ± 0.3368
12 1342 1342/1342 1342 ± 0.00002352 6.513 6.305/6.655 6.445 ± 0.3669
13 1342 1342/1342 1342 ± 0.00002352 6.956 6.753/7.071 6.88 ± 0.3948
14 1342 1342/1342 1342 ± 0.00002352 7.082 6.898/7.31 7.034 ± 0.4258
15 1342 1342/1342 1342 ± 0.00002352 6.677 6.46/6.86 6.609 ± 0.4031
16 1342 1342/1342 1342 ± 0.00003293 5.858 5.63/6.12 5.891 ± 0.3769
17 1342 1342/1342 1342 ± 0.00002618 5.887 5.599/6.18 5.875 ± 0.3766
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-05-17 04:47:38.685
End
2024-05-17 05:24:26.633
Duration
0:36:47.948
Note, WebLog generation is not included in the time.

CASA logs for stage 8