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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.438 5.391/6.262 5.702 ± 0.7617
ea02 1342 1342/1342 1342 ± 0.00003199 6.082 5.493/6.786 6.08 ± 0.9288
ea04 1342 1342/1342 1342 ± 0.0000424 5.504 5.14/6.216 5.473 ± 0.8305
ea05 1342 1342/1342 1342 ± 0.00002935 5.469 5.109/6.509 5.669 ± 0.9428
ea06 1342 1342/1342 1342 ± 0.00004156 5.236 4.893/5.802 5.174 ± 0.7291
ea07 1342 1342/1342 1342 ± 0.00003452 5.888 5.418/6.299 5.862 ± 0.8173
ea09 1342 1342/1342 1342 ± 0.0000373 5.538 5.105/6.184 5.422 ± 0.8457
ea10 1342 1342/1342 1342 ± 0.0000334 5.288 4.876/5.937 5.336 ± 0.6901
ea11 1342 1342/1342 1342 ± 0.00003622 6.087 5.489/6.681 5.982 ± 0.8603
ea12 1342 1342/1342 1342 ± 0.00004072 5.91 5.574/6.749 5.923 ± 0.9415
ea13 1342 1342/1342 1342 ± 0.00002555 5.754 5.619/6.333 5.879 ± 0.9262
ea14 1342 1342/1342 1342 ± 0.00003791 5.745 5.442/6.7 5.963 ± 0.978
ea15 1342 1342/1342 1342 ± 0.00004244 5.742 5.428/6.553 5.803 ± 1.002
ea16 1342 1342/1342 1342 ± 0.00003663 5.941 5.502/6.876 6.054 ± 1.122
ea17 1342 1342/1342 1342 ± 0.00003643 6.043 5.707/6.848 6.117 ± 0.9094
ea18 1342 1342/1342 1342 ± 0.00003849 5.1 4.9/5.693 5.179 ± 0.6618
ea19 1342 1342/1342 1342 ± 0.00001963 5.776 5.521/6.851 5.984 ± 0.9971
ea20 1342 1342/1342 1342 ± 0.00004032 6.117 6.033/7 6.249 ± 0.9904
ea21 1342 1342/1342 1342 ± 0.00003487 5.613 5.314/6.412 5.748 ± 0.9335
ea22 1342 1342/1342 1342 ± 0.00004058 5.519 5.223/6.551 5.714 ± 1.017
ea23 1342 1342/1342 1342 ± 0.0000358 5.981 5.568/6.736 6.062 ± 1.016
ea24 1342 1342/1342 1342 ± 0.00002631 5.276 4.817/6.259 5.424 ± 0.8671
ea25 1342 1342/1342 1342 ± 0.00003465 5.76 5.381/6.451 5.795 ± 0.7884
ea26 1342 1342/1342 1342 ± 0.00003772 5.86 5.73/6.86 6.021 ± 1.052
ea27 1342 1342/1342 1342 ± 0.00003512 5.724 5.398/6.58 5.853 ± 0.8076
ea28 1342 1342/1342 1342 ± 0.00003497 5.838 5.591/6.758 6.062 ± 0.8885
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 ± 0.00002366 5.49 5.308/5.673 5.452 ± 0.3238
5 1342 1342/1342 1342 ± 0.00002348 5.436 5.152/5.604 5.399 ± 0.361
6 1342 1342/1342 1342 ± 0.00002366 5.419 5.136/5.551 5.365 ± 0.2665
7 1342 1342/1342 1342 ± 0.00002366 5.466 5.241/5.578 5.404 ± 0.2804
8 1342 1342/1342 1342 ± 0.00002366 5.428 5.114/5.546 5.378 ± 0.3215
9 1342 1342/1342 1342 ± 0.00002366 5.732 5.405/5.883 5.662 ± 0.3072
10 1342 1342/1342 1342 ± 0.00002366 6.168 5.898/6.26 6.08 ± 0.2939
11 1342 1342/1342 1342 ± 0.00002366 6.461 6.11/6.573 6.351 ± 0.2962
12 1342 1342/1342 1342 ± 0.00002366 6.545 6.293/6.757 6.554 ± 0.3382
13 1342 1342/1342 1342 ± 0.0000238 6.805 6.466/7.033 6.72 ± 0.4367
14 1342 1342/1342 1342 ± 0.0000251 6.909 6.48/7.174 6.811 ± 0.5182
15 1342 1342/1342 1342 ± 0.000037 6.827 6.543/7.087 6.731 ± 0.5374
16 1342 1342/1342 1342 ± 0.00004805 3.786 3.653/3.938 3.794 ± 0.2147
17 1342 1342/1342 1342 ± 0.00004672 3.895 3.646/4.142 3.912 ± 0.4023
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
Start time
2024-05-17 23:08:26.441
End
2024-05-18 00:17:29.402
Duration
1:09:02.961
Note, WebLog generation is not included in the time.

CASA logs for stage 8