Asteroid 2019 SJ flew past Earth at 0.64 LD
A newly discovered asteroid designated 2019 SJ flew past Earth at 0.64 LD / 0.00163 AU (243 844 km / 151 517 miles) on September 16, 2019. This is the 43rd known asteroid to flyby Earth within 1 lunar distance since the start of the year and 4th this month. 2019 SJ…