Asteroid 2011 EF17
2011 EF17 is a near-Earth asteroid roughly 572 m across, about the size of a small town. Its closest recorded pass was on 6 Apr 1968 at 18.1 lunar distances.
Estimated size
572 m
about the size of a small town
Closest pass on record
18.06 LD
6 Apr 1968
Speed relative to Earth
23.4 km/s
Brightness (H)
19.21
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.