Asteroid 143992 2004 AF
143992 2004 AF is a near-Earth asteroid roughly 2.4 km across, mountain-sized. Its closest recorded pass was on 9 Aug 1945 at 16.9 lunar distances.
Estimated size
2.4 km
mountain-sized
Closest pass on record
16.91 LD
9 Aug 1945
Speed relative to Earth
19.6 km/s
Brightness (H)
16.13
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.