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Origin and evolution of the long-period comets |
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| Authors: | A Salītis |
| Institution: | (1) Daugavpils Pedagogical University, LV-5400 Daugavpils, Latvia |
| Abstract: | 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. |
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