Asteroid 2017 JJ2
2017 JJ2 is a near-Earth asteroid roughly 38 m across, about the size of a house. Its closest recorded pass was on 30 Apr 1975 at 4.7 lunar distances.
Estimated size
38 m
about the size of a house
Closest pass on record
4.72 LD
30 Apr 1975
Speed relative to Earth
15.4 km/s
Brightness (H)
25.1
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.