Asteroid 529366 2009 WM1
529366 2009 WM1 is a near-Earth asteroid roughly 328 m across, about the size of a stadium. Its closest recorded pass was on 21 Nov 1918 at 6.7 lunar distances.
Estimated size
328 m
about the size of a stadium
Closest pass on record
6.68 LD
21 Nov 1918
Speed relative to Earth
14.1 km/s
Brightness (H)
20.42
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.