Asteroid 2021 SO2
2021 SO2 is a near-Earth asteroid roughly 59 m across, about the size of a football pitch. Its closest recorded pass was on 12 Sept 1961 at 4.2 lunar distances.
Estimated size
59 m
about the size of a football pitch
Closest pass on record
4.24 LD
12 Sept 1961
Speed relative to Earth
4.2 km/s
Brightness (H)
24.16
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.