(308635) 2005 YU55

(308635) 2005 YU55

Asteroid

  • Mass
    49. 88 billion kg
  • Orbital period
    457 days
  • Discovered
    December 28, 2005
  • Orbits
    Sun
  • Mean motion
    0° 47m 29. 892s / day (n)
  • Discoverer
    Robert S. McMillan
Profiles
  • About

    (308635) 2005 YU₅₅, provisionally known as 2005 YU55, is a potentially hazardous asteroid 360±40 meters in diameter, as measured after its Earth flyby. Previously it was estimated at 310 meters or about 400 m in diameter. It was discovered on 28 December 2005 by Robert S. McMillan at Steward Observatory, Kitt Peak.

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