Scaling Laws

• Brad ~ Bsurface= B0

• Bcusp ~ B0/Rstag3

• Erad= 5 MeV for Earth

• Ecusp ~ v2perp~ (Bcuspr)2 ~ [(B0/Rstag3)Rstag]

• m = E/B is constant

• Erad-planet~(Rstag-Earth/Rstag-planet)(B0-planet/B0-Earth)2Erad-Earth

Notes: