Asteroid 551685 2013 HT15
551685 2013 HT15 is a near-Earth asteroid roughly 172 m across, about the size of a stadium. Its closest recorded pass was on 16 May 1975 at 14.4 lunar distances.
Estimated size
172 m
about the size of a stadium
Closest pass on record
14.36 LD
16 May 1975
Speed relative to Earth
13.4 km/s
Brightness (H)
21.82
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.