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Last update on January 10, 2022

Asteroid 138971 (2001 CB21)

The asteroid 138971 (2001 CB21) is potential hazard near-Earth object. Its size is estimated in the range from 523 meters to 1,17 kilometers.

The asteroid 138971 (2001 CB21) was discovered on February 02, 2001. This near-Earth object belongs to the Apollo group.

It makes one orbit around the Sun in 384 days. The aphelion (farthest point from the Sun) of the asteroid 138971 (2001 CB21) orbits is 206 million kilometers, and the perihelion (nearest point to the Sun) is 103 million kilometers.

The distance of the asteroid 138971 (2001 CB21) from Earth is currently --.-- million kilometers, equivalent to --.-- astronomical units. Light takes -- minutes and -- seconds to travel from the asteroid 138971 (2001 CB21) and arrive to us.

Approach to Earth

This year, the asteroid 138971 (2001 CB21) flew past Earth on March 04 at 02:59 at a distance of 4.91 million kilometers at a speed of 12 kilometers per second.

The next close approach of asteroid 138971 (2001 CB21) to our planet will happen on September 29, 2026. On that day, its distance to Earth will be 8.1 million kilometers.

Position in the sky for your location

The asteroid 138971 (2001 CB21)

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List of asteroid close approaches to Earth

Distance of planets from the Sun and Earth and visibility in the sky for your location