Asteroid 2020 HQ4
2020 HQ4 is a near-Earth asteroid roughly 16 m across, about the size of a house. Its closest recorded pass was on 21 Apr 1973 at 4.3 lunar distances.
Estimated size
16 m
about the size of a house
Closest pass on record
4.29 LD
21 Apr 1973
Speed relative to Earth
3.9 km/s
Brightness (H)
27
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.