Asteroid 2019 GC20
2019 GC20 is a near-Earth asteroid roughly 140 m across, about the size of a stadium. Its closest recorded pass was on 14 Oct 1924 at 17.0 lunar distances.
Estimated size
140 m
about the size of a stadium
Closest pass on record
16.97 LD
14 Oct 1924
Speed relative to Earth
13.3 km/s
Brightness (H)
22.26
Lower means larger
Past close approaches
Recorded passes within about 20 lunar distances since 1900.