Asteroid 2008 HU4
2008 HU4 is a near-Earth asteroid roughly 9 m across, about the size of a bus. Its closest recorded pass was on 2 Apr 1973 at 4.5 lunar distances.
Estimated size
9 m
about the size of a bus
Closest pass on record
4.55 LD
2 Apr 1973
Speed relative to Earth
1.3 km/s
Brightness (H)
28.3
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.