Asteroid 2021 TQ3
2021 TQ3 is a near-Earth asteroid roughly 15 m across, about the size of a house. Its closest recorded pass was on 6 Oct 1977 at 2.9 lunar distances.
Estimated size
15 m
about the size of a house
Closest pass on record
2.90 LD
6 Oct 1977
Speed relative to Earth
7.7 km/s
Brightness (H)
27.1
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.