Based on calculations with a shorter observation arc, the asteroid could have passed very close to Earth, about 9,700 km (6,000 mi), in mid-September, 2084.[3][5][6][7] According to astronomers, "Its small size of about 15 m (49 ft) would result in limited consequences even in case of impact."[3]
Trajectory
2019 SU3 asteroid trajectory – as/of 12 October 2019 (Asteroid orbit is in white; Earth orbit is in blue)[2]