Asteroid 2008 UB7
2008 UB7 is on NASA's Sentry list of objects that cannot yet be fully ruled out as future impactors.
Estimated size
58 m
about the size of a football pitch
Closest pass on record
—
Speed relative to Earth
18.5 km/s
Brightness (H)
23.84
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.
No past close approaches in our records.