When quantifying tidal heating, what practical workaround do astrophysicists often employ due to the dissipation unknown?

Answer

Using a dissipation value already observed for one of our Solar System's bodies.

Since the true rate of energy dissipation is unknown and requires complex assumptions about rheology, researchers frequently bypass first-principles calculation by adopting an empirically observed dissipation value from a comparable body.

When quantifying tidal heating, what practical workaround do astrophysicists often employ due to the dissipation unknown?
physicstheorydrawbackTide