Asteroid 2021 RY5
2021 RY5 is a near-Earth asteroid roughly 31 m across, about the size of a house. Its closest recorded pass was on 19 Sept 1943 at 2.5 lunar distances.
Estimated size
31 m
about the size of a house
Closest pass on record
2.54 LD
19 Sept 1943
Speed relative to Earth
8.9 km/s
Brightness (H)
25.56
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.