Wednesday, November 30, 2011

1111.7037 (R. Brasser et al.)

An Oort cloud origin for the high-inclination, high-perihelion Centaurs    [PDF]

R. Brasser, M. E. Schwamb, P. S. Lykawka, R. S. Gomes
We analyse the origin of three Centaurs with perihelia in the range 15 AU to 30 AU, inclinations above 70 deg and semi-major axes shorter than 100 AU. Based on long-term numerical simulations we conclude that these objects most likely originate from the Oort cloud rather than the Kuiper Belt or Scattered Disc. We estimate that there are currently between 1 and 200 of these high-inclination, high-perihelion Centaurs with absolute magnitude H<8.
View original: http://arxiv.org/abs/1111.7037

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