Origin and Evolution of the Long-Period Comets
We consider the changes of cometary perihelion distances as a process of diffusion in the value of q, due to perturbations by stars. We find more comets at large q values than is observed. This suggests that a large number of long-period comets is not observed.
KeywordsDiffusion Equation Dynamical Evolution Transverse Velocity Diffusion Theory Slow Accumulation
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