Asteroid 2021 CF4
2021 CF4 is a near-Earth asteroid roughly 185 m across, about the size of a stadium. Its closest recorded pass was on 4 Mar 1968 at 14.6 lunar distances.
Estimated size
185 m
about the size of a stadium
Closest pass on record
14.61 LD
4 Mar 1968
Speed relative to Earth
25.3 km/s
Brightness (H)
21.66
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.