Asteroid 2007 XB23
2007 XB23 is a near-Earth asteroid roughly 15 m across, about the size of a house. Its closest recorded pass was on 13 Dec 1971 at 2.5 lunar distances.
Estimated size
15 m
about the size of a house
Closest pass on record
2.46 LD
13 Dec 1971
Speed relative to Earth
5.1 km/s
Brightness (H)
27.1
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.