Hurricane Irene – Logarithmic Spiral?

by Dan Posted on August 28, 2011

Does Hurricane Irene fit a logarithmic spiral?

I made a Geogebra applet to see if it does. Enjoy.

Parametric equation:
$x=b*cos(t)*e^{at}$
$y=b*sin(t)*e^{at}$
$-11.7\le t \le 3.4$

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A Recursive Process