Asteroid 170903 2004 WS2
170903 2004 WS2 is a near-Earth asteroid roughly 911 m across, about the size of a small town. Its closest recorded pass was on 1 Jan 1954 at 15.1 lunar distances.
Estimated size
911 m
about the size of a small town
Closest pass on record
15.08 LD
1 Jan 1954
Speed relative to Earth
18.7 km/s
Brightness (H)
18.2
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.