A newly discovered asteroid designated 2019 AS5 flew past Earth at a very close distance of 0.04 LD / 0.00010 AU (14 959 km / 9 295 miles) on January 8, 2019. This is the 1st known asteroid to flyby Earth within 1 lunar distance this year and the closest since February 24, 2018.
This is a small asteroid, first observed at Mt. Lemmon Survey 9 hours after it flew past us.
It belongs to the Apollo group of asteroids and has an estimated diameter between 0.94 and 2.1 m (3.1 – 6.8 feet).
The asteroid flew past Earth at a speed (relative to the Earth) of 12.52 km/s at 00:37 UTC on January 8.
As already mentioned, this is the 1st known asteroid to flyby Earth within 1 lunar distance this year and the closest since February 24, 2018.
Featured image: The green line indicates the object’s apparent motion relative to the Earth, and the bright green marks are the object’s location at approximately half hour intervals. The Moon’s orbit is grey. The blue arrow points in the direction of Earth’s motion and the yellow arrow points toward the Sun. Credit: Minor Planet Center