Asteroid 87684 2000 SY2
87684 2000 SY2 is a near-Earth asteroid roughly 2.6 km across, mountain-sized. Its closest recorded pass was on 11 Sept 1957 at 17.8 lunar distances.
Estimated size
2.6 km
mountain-sized
Closest pass on record
17.83 LD
11 Sept 1957
Speed relative to Earth
21.9 km/s
Brightness (H)
15.96
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.