Asteroid 2018 SB3
2018 SB3 is a near-Earth asteroid roughly 30 m across, about the size of a house. Its closest recorded pass was on 12 Sept 1968 at 3.7 lunar distances.
Estimated size
30 m
about the size of a house
Closest pass on record
3.71 LD
12 Sept 1968
Speed relative to Earth
5.2 km/s
Brightness (H)
25.6
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.