| Minor Planet Designation | 88611 Teharonhiawako (provisinally designated 2001 QT259)
As a binary object with its companion: (88611) Teharonhiwawako-Sawiskera | | Group | Classical Kuiper Belt Objects (Cubewanos) | | Family | Not applicable | | Composition Class | Not applicable | | Orbital Period | 290.32 years | | Distance from the Sun | Semi-Major Axis: 6,640,643,242 km (44.39 AU)
Perihelion: 6,511,113,081 km (43.52 AU)
Aphelion: 6,770,173,403 km (45.26 AU) | | Eccentricity | 0.0195 | | Diameter (Mean) | 178 kilometres | | Notes | A trans-Neptunian object that orbits the Sun in the Kuiper Belt beyond the orbit of Neptune. Teharonhiawako is notable as possessing a companion, Sawiskera, which is only slightly smaller and less massive than Teharonhiawako itself. Together these two bodies form a binary object orbiting a common centre of mass, and the pair is sometimes jointly designated Teharonhiawako–Sawiskera. |
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