is a trans-Neptunian object. Light-curve-amplitude analysis shows only small deviations, suggesting is a spheroid with small albedo spots.Tancredi, G., & Favre, S. (2008) Which are the dwarfs in the Solar System?. Depto. Astronomía, Fac. Ciencias, Montevideo, Uruguay; Observatorio Astronómico Los Molinos, MEC, Uruguay. Retrieved August 10, 2011 Measurements by the Spitzer Space Telescope estimate that it is 461 ± 45 km in diameter. It was discovered in 1999 by Chad Trujillo and Jane X. Luu.
's orbit is in 2:5 resonance with Neptune's. Spectral analysis has shown traces of ice.Fig 3 for 1999 DE9
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