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A newly discovered asteroid designated 2018 RC will flyby Earth at a distance of 0.58 LD / 0.00150 AU (224 396 km / 139 433 miles) on September 9, 2018. This is the 41st known asteroid to flyby Earth within 1 lunar distance since January 1.
2018 RC was discovered at ATLAS-MLO, Mauna Loa on September 3, 2018. It belongs to the Aten group of asteroids and has an estimated diameter between 32 and 71 m (105 – 233 feet), making it one of the largest known asteroids to flyby Earth within 1 lunar distance this year.
The object is expected to flyby us at 12:06 UTC on September 9 at a speed (relative to the Earth) of 5.33 km/s.
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
Reference
Asteroid 2018 RC at Minor Planet Center; at CNEOS
Featured image credit: CNEOS
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