Asteroid 2025 RN4
2025 RN4 is a near-Earth asteroid roughly 8 m across, about the size of a bus. Its closest recorded pass was on 16 Sept 1949 at 4.7 lunar distances.
Estimated size
8 m
about the size of a bus
Closest pass on record
4.74 LD
16 Sept 1949
Speed relative to Earth
4.3 km/s
Brightness (H)
28.53
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.