Asteroid 779817 2012 AD3
779817 2012 AD3 is a near-Earth asteroid roughly 482 m across, about the size of a small town. Its closest recorded pass was on 6 Aug 2011 at 11.1 lunar distances.
Estimated size
482 m
about the size of a small town
Closest pass on record
11.12 LD
6 Aug 2011
Speed relative to Earth
12.2 km/s
Brightness (H)
19.58
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.