the last several comments captured in 2 blog posts:

https://geoenergymath.com/2019/05/20/applying-wavelet-scalograms/

https://geoenergymath.com/2019/05/22/characterizing-spatial-standing-waves-of-enso/

Getting to the point that I may be able to perturb the solution of LTE off the equator with a latitudinal delta and capture the dynamics of tropical instability waves

![](https://ars.els-cdn.com/content/image/1-s2.0-S1463500311000849-gr6.jpg)


Added: Here is an animation of a surface contour representation of the standing wave ENSO dipole over the 1880-2013 period


https://youtu.be/3NR7dV422OY