Newly discovered asteroid 2018 WA1 flew past Earth at 0.65 LD
A newly discovered asteroid designated 2018 WA1 flew past Earth at 0.65 LD / 0.00168 AU (251 324 km / 156 165 miles) on November 13, 2018. The asteroid was first observed at Mt. Lemmon Survey on November 16, three days after it made closest approach to our planet….