Small asteroid 2018 HV flew past Earth at 0.4 LD

A newly discovered asteroid designated 2018 HV flew past Earth at 0.4 LD / 0.00104 AU (155 581 km / 96 674 miles) on April 22, 2018.

This object belongs to the Apollo group of asteroids. It was first observed at Mt. Lemmon Survey on April 21, just hours before its close approach.

2018 HV flew past Earth at 17:07 UTC on April 22 at a speed (relative to the Earth) of 29.58 km/s.

Its estimated diameter is between 4.7 and 11 m (15 -36 feet).

[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

This is the 4^th known asteroid to flyby Earth within 1 lunar distance this month and 29^th since January 1.

Reference

Asteroid 2018 GE3 at Minor Planet Center; at CNEOS

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 one-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.