Near-Earth object class

Atira asteroids

NEOs whose orbits lie entirely inside Earth's orbit (aphelion Q < 0.983 AU).

Near-Earth object class

Overview

The rarest near-Earth class, with orbits contained entirely within Earth's — hard to detect because they never appear far from the Sun. Named after 163693 Atira.

Members

1 modelled member.

163693 Atira
The prototype of the Atira class — near-Earth asteroids whose orbits lie entirely inside Earth's orbit — and itself a binary system.
CategoryNear-EarthDiscovered2003

Knowledge connections

Group includes163693 Atira

Sources

Facts on this topic will be cited from these primary and reference sources.

NASANational Aeronautics and Space Administration
Mission data, planetary science, space telescopes, and public-domain imagery.
Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.
NASA JPLJet Propulsion Laboratory / Solar System Dynamics
Orbital data, ephemerides, and small-body parameters for planets, asteroids, and comets.

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