Asteroid 2021 WR4
2021 WR4 is a near-Earth asteroid roughly 3 m across, about the size of a car. Its closest recorded pass was on 22 Jan 1954 at 3.5 lunar distances.
Estimated size
3 m
about the size of a car
Closest pass on record
3.52 LD
22 Jan 1954
Speed relative to Earth
4.8 km/s
Brightness (H)
30.43
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.