Asteroid 528159 2008 HS3
528159 2008 HS3 is a near-Earth asteroid roughly 199 m across, about the size of a stadium. Its closest recorded pass was on 7 May 1903 at 16.5 lunar distances.
Estimated size
199 m
about the size of a stadium
Closest pass on record
16.49 LD
7 May 1903
Speed relative to Earth
5.4 km/s
Brightness (H)
21.5
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.