Asteroid 2009 UY17
2009 UY17 is a near-Earth asteroid roughly 260 m across, about the size of a stadium. Its closest recorded pass was on 15 Oct 1989 at 5.8 lunar distances.
Estimated size
260 m
about the size of a stadium
Closest pass on record
5.75 LD
15 Oct 1989
Speed relative to Earth
21.3 km/s
Brightness (H)
20.92
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.