Asteroid 2018 RB1
2018 RB1 is a near-Earth asteroid roughly 10 m across, about the size of a bus. Its closest recorded pass was on 10 Sept 1950 at 4.2 lunar distances.
Estimated size
10 m
about the size of a bus
Closest pass on record
4.17 LD
10 Sept 1950
Speed relative to Earth
8.6 km/s
Brightness (H)
27.9
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.