background asteroid
An asteroid family is a population of asteroids that share similar proper orbital elements, such as semimajor axis, eccentricity, and orbital inclination. The members of the families are thought to be fragments of past asteroid collisions. An ...
, approximately in diameter, located in the outer regions of the
asteroid belt
The asteroid belt is a torus-shaped region in the Solar System, located roughly between the orbits of the planets Jupiter and Mars. It contains a great many solid, irregularly shaped bodies, of many sizes, but much smaller than planets, c ...
. It was discovered on 9 September 1967, by Soviet astronomer
Tamara Smirnova
Tamara Mikhaylovna Smirnova (russian: Тама́ра Миха́йловна Смирно́ва; 1935–2001) was a Soviet/Russian astronomer and a discoverer of minor planets and comets.
Career
From 1966 to 1988, Smirnova was a staff member of t ...
at the
Crimean Astrophysical Observatory
The Crimean Astrophysical Observatory (CrAO, obs. code: 095) is located at Nauchnij research campus, near the Central Crimean city of Bakhchysarai, on the Crimean peninsula. CrAO is often called simply by its location and campus name, ...
in Nauchnyj, on the Crimean peninsula. The asteroid was named for the now Russian district of
Tyumen Oblast
Tyumen Oblast (russian: Тюме́нская о́бласть, ''Tyumenskaya oblast'') is a federal subject (an oblast) of Russia. It is geographically located in the Western Siberia region of Siberia, and is administratively part of the Urals ...
in Western Siberia.
Orbit and classification
''Tyumenia'' is a non-
family
Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...
Raoul Behrend
This is a list of minor-planet discoverers credited by the Minor Planet Center with the discovery of one or several minor planets (such as near-Earth and main-belt asteroids, Jupiter trojans and distant objects). , the discovery of 612,011 num ...