Asteroid 853424 2009 FU4
853424 2009 FU4 is a near-Earth asteroid roughly 1.1 km across, mountain-sized. Its closest recorded pass was on 11 May 1921 at 12.3 lunar distances.
Estimated size
1.1 km
mountain-sized
Closest pass on record
12.30 LD
11 May 1921
Speed relative to Earth
13.8 km/s
Brightness (H)
17.84
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.