Asteroid 2020 BW
2020 BW is a near-Earth asteroid roughly 55 m across, about the size of a football pitch. Its closest recorded pass was on 13 Oct 1919 at 4.3 lunar distances.
Estimated size
55 m
about the size of a football pitch
Closest pass on record
4.28 LD
13 Oct 1919
Speed relative to Earth
10.2 km/s
Brightness (H)
24.3
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.