Asteroid 2013 SW24
2013 SW24 is a near-Earth asteroid roughly 251 m across, about the size of a stadium. Its closest recorded pass was on 6 Sept 1978 at 5.1 lunar distances.
Estimated size
251 m
about the size of a stadium
Closest pass on record
5.14 LD
6 Sept 1978
Speed relative to Earth
12.0 km/s
Brightness (H)
21
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.