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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.548 5.192/6.036 5.645 ± 0.5501
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.469 5.065/6.05 5.614 ± 0.5702
ea05 1342 1342/1342 1342 ± 0 5.707 5.299/6.305 5.807 ± 0.6034
ea06 1342 1342/1342 1342 ± 0 5.049 4.782/5.471 5.131 ± 0.3999
ea07 1342 1342/1342 1342 ± 0 5.898 5.369/6.172 5.91 ± 0.5743
ea08 1342 1342/1342 1342 ± 0 5.845 5.385/6.589 5.986 ± 0.6768
ea09 1342 1342/1342 1342 ± 0 5.661 5.138/6.325 5.706 ± 0.6205
ea10 1342 1342/1342 1342 ± 0 5.775 5.174/6.51 5.818 ± 0.6632
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.758 5.302/6.338 5.897 ± 0.6377
ea13 1342 1342/1342 1342 ± 0 5.895 5.611/6.285 6.017 ± 0.497
ea14 1342 1342/1342 1342 ± 0 5.914 5.181/6.309 5.757 ± 0.6556
ea15 1342 1342/1342 1342 ± 0 5.501 5.013/6.078 5.604 ± 0.6738
ea16 1342 1342/1342 1342 ± 0 6.04 5.585/6.491 6.121 ± 0.7236
ea17 1342 1342/1342 1342 ± 0.000003246 5.987 5.486/6.694 6.021 ± 0.6328
ea18 1342 1342/1342 1342 ± 0 4.996 4.709/5.433 5.103 ± 0.5126
ea19 1342 1342/1342 1342 ± 0 6.138 5.496/6.678 6.097 ± 0.6356
ea20 1342 1342/1342 1342 ± 0 6.259 5.711/6.84 6.187 ± 0.656
ea21 1342 1342/1342 1342 ± 0 5.556 5.243/6.184 5.713 ± 0.5536
ea22 1342 1342/1342 1342 ± 0 5.64 5.139/6.263 5.715 ± 0.6642
ea23 1342 1342/1342 1342 ± 0 5.937 5.37/6.506 6.009 ± 0.6626
ea25 1342 1342/1342 1342 ± 0.000002126 5.547 5.154/6.079 5.589 ± 0.5812
ea26 1342 1342/1342 1342 ± 0 5.925 5.558/6.563 6.024 ± 0.6722
ea27 1342 1342/1342 1342 ± 0.00001016 5.603 5.237/6.32 5.673 ± 0.6303
ea28 1342 1342/1342 1342 ± 0 5.614 5.311/6.385 5.784 ± 0.6458
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 ± 0.00002441 5.326 5.118/5.514 5.298 ± 0.2388
3 1342 1342/1342 1342 ± 0.00002621 4.926 4.783/5.234 4.99 ± 0.2729
4 1342 1342/1342 1342 ± 0.00002441 5.119 4.953/5.307 5.104 ± 0.2791
5 1342 1342/1342 1342 ± 0.00002621 5.257 5.05/5.395 5.235 ± 0.3035
6 1342 1342/1342 1342 ± 0.00002441 5.247 5.041/5.381 5.236 ± 0.2777
7 1342 1342/1342 1342 ± 0.00002441 5.293 5.151/5.4 5.285 ± 0.2382
8 1342 1342/1342 1342 ± 0.00002441 5.305 5.123/5.489 5.256 ± 0.2615
9 1342 1342/1342 1342 ± 0.00002441 5.526 5.392/5.789 5.531 ± 0.2921
10 1342 1342/1342 1342 ± 0.00002441 5.995 5.844/6.159 5.963 ± 0.2932
11 1342 1342/1342 1342 ± 0.00002441 6.246 6.08/6.385 6.186 ± 0.3102
12 1342 1342/1342 1342 ± 0.00002441 6.344 6.16/6.513 6.326 ± 0.329
13 1342 1342/1342 1342 ± 0.00002441 6.744 6.621/6.952 6.746 ± 0.3491
14 1342 1342/1342 1342 ± 0.00002441 6.906 6.738/7.227 6.903 ± 0.3794
15 1342 1342/1342 1342 ± 0.00002441 6.621 6.434/6.782 6.54 ± 0.354
16 1342 1342/1342 1342 ± 0.00002494 5.943 5.766/6.112 5.923 ± 0.3079
17 1342 1342/1342 1342 ± 0.00002514 5.906 5.693/6.101 5.897 ± 0.2939
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
overwrite_modelcol
False
Start time
2024-05-01 07:38:39.832
End
2024-05-01 08:27:44.084
Duration
0:49:04.252
Note, WebLog generation is not included in the time.

CASA logs for stage 7