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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.235 5.105/5.832 5.23 ± 0.904
ea02 1342 1342/1342 1342 ± 0.0000424 5.811 5.333/6.415 5.639 ± 1.055
ea04 1342 1342/1342 1342 ± 0.00003875 5.334 5.002/5.95 5.204 ± 0.9934
ea05 1342 1342/1342 1342 ± 0.00001011 5.532 5.147/6.223 5.496 ± 0.879
ea06 1342 1342/1342 1342 ± 0.00004075 4.882 4.655/5.318 4.712 ± 0.8507
ea07 1342 1342/1342 1342 ± 0.00004346 5.551 5.274/6.067 5.398 ± 0.9818
ea08 1342 1342/1342 1342 ± 0.00004334 5.886 5.472/6.678 5.798 ± 1.15
ea09 1342 1342/1342 1342 ± 0.00001059 5.435 5.154/6.168 5.428 ± 0.8992
ea10 1342 1342/1342 1342 ± 0.00004518 5.282 5.033/6.229 5.327 ± 0.9808
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004172 5.456 5.255/6.465 5.513 ± 1.095
ea13 1342 1342/1342 1342 ± 0.0000142 5.918 5.459/6.379 5.796 ± 0.9424
ea14 1342 1342/1342 1342 ± 0.00001459 5.512 5.224/6.528 5.545 ± 1.014
ea15 1342 1342/1342 1342 ± 0.00003694 5.351 5.107/6.227 5.385 ± 1.144
ea16 1342 1342/1342 1342 ± 0.00002219 5.635 5.364/6.246 5.521 ± 1.017
ea17 1342 1342/1342 1342 ± 0.00004599 5.79 5.332/6.507 5.675 ± 1.099
ea18 1342 1342/1342 1342 ± 0.00004267 4.874 4.565/5.46 4.808 ± 0.8162
ea19 1342 1342/1342 1342 ± 0.000002674 5.691 5.434/6.486 5.72 ± 0.9051
ea20 1342 1342/1342 1342 ± 0.00004223 5.73 5.651/6.715 5.806 ± 1.158
ea21 1342 1342/1342 1342 ± 0.00001708 5.451 5.278/6.235 5.411 ± 0.9193
ea22 1342 1342/1342 1342 ± 0.00003135 5.403 5.125/6.302 5.462 ± 0.9796
ea23 1342 1342/1342 1342 ± 0.00004037 5.493 5.378/6.344 5.513 ± 1.044
ea25 1342 1342/1342 1342 ± 0.00004473 5.332 5.104/6.131 5.337 ± 0.9756
ea27 1342 1342/1342 1342 ± 0.00004537 5.324 5.057/6.287 5.331 ± 0.9901
ea28 1342 1342/1342 1342 ± 0.00004518 5.554 5.359/6.428 5.55 ± 1.051
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 ± 0.00002454 5.328 5.112/5.567 5.306 ± 0.2708
5 1342 1342/1342 1342 ± 0.00002462 5.374 5.18/5.465 5.338 ± 0.362
6 1342 1342/1342 1342 ± 0.00002454 5.292 5.17/5.413 5.257 ± 0.2633
7 1342 1342/1342 1342 ± 0.00002454 5.297 5.153/5.422 5.273 ± 0.2418
8 1342 1342/1342 1342 ± 0.00002454 5.327 5.069/5.454 5.261 ± 0.2664
9 1342 1342/1342 1342 ± 0.00002454 5.533 5.382/5.726 5.487 ± 0.3046
10 1342 1342/1342 1342 ± 0.00002453 6.025 5.856/6.107 5.961 ± 0.3173
11 1342 1342/1342 1342 ± 0.00002453 6.294 6.131/6.423 6.241 ± 0.3287
12 1342 1342/1342 1342 ± 0.00002453 6.46 6.305/6.602 6.411 ± 0.3394
13 1342 1342/1342 1342 ± 0.00002475 6.573 6.315/6.744 6.503 ± 0.3571
14 1342 1342/1342 1342 ± 0.00003952 5.935 5.504/6.342 5.98 ± 0.5441
15 1342 1342/1342 1342 ± 0.00002473 6.547 6.327/6.84 6.524 ± 0.4506
16 1342 1342/1342 1342 ± 0.00005512 3.244 3.077/3.465 3.267 ± 0.3142
17 1342 1342/1342 1342 ± 0.00005818 3.399 3.251/3.587 3.426 ± 0.2917
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
Start time
2024-11-02 10:18:35.857
End
2024-11-02 11:16:21.294
Duration
0:57:45.437
Note, WebLog generation is not included in the time.

CASA logs for stage 8