On a Scattered-Disk Origin for the 2003 EL61 Collisional Family

Hal Levison

Southwest Research Institute

Boulder CO, USA

Collaborators: Alessandro Morbidelli, David Vokrouhlicky, & Bill Bottke

  1. What the hell is 2003 EL61? (A brief review of the Trans-Nepunian Region)
  2. Why do we think there is a collisional family associated with this object?
    (Why we need observations.)
  3. Why is this family surprising? (Why it can't happen.)
  4. So, what happened?
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