2139 Makharadze, provisional designation, is a rare-type Nysa asteroid from the inner region of the asteroid belt, approximately 14 km in diameter. It was discovered on 30 June 1970, by Russian astronomer Tamara Smirnova at the Crimean Astrophysical Observatory in Nauchnyj.

Orbit and classification

Makharadze belongs to the Nysa family of asteroids. It orbits the Sun in the inner main-belt at a distance of 2.0–2.9 AU once every 3 years and 10 months (1,411 days). Its orbit has an eccentricity of 0.19 and an inclination of 2° with respect to the ecliptic.

Physical characteristics

In the Tholen classification, Makharadze is a F-type asteroid. It has a rotation period of 11.9759 hours with a brightness variation of 0.38 magnitude.

Naming

This minor planet was named after the Georgian city of Ozurgeti, formerly known as Makharadze. Makharadze is the twin city of Genichesk, Tamara Smirnova's Ukrainian birthplace. The approved naming citation was published on 8 February 1982 (M.P.C. 6647).