Asteroid 2017 TB
2017 TB is a near-Earth asteroid roughly 6 m across, about the size of a bus. Its closest recorded pass was on 24 Mar 1974 at 3.2 lunar distances.
Estimated size
6 m
about the size of a bus
Closest pass on record
3.24 LD
24 Mar 1974
Speed relative to Earth
4.5 km/s
Brightness (H)
29.1
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.