[4] The asteroid was named after Růžena Petrovicova, staff member at Kleť Observatory.
[2] Růžena orbits the Sun in the inner main-belt at a distance of 2.1–2.4 AU once every 3 years and 4 months (1,222 days).
[1] According to the survey carried out by NASA's Wide-field Infrared Survey Explorer with its subsequent NEOWISE mission, Růžena measures 6.62 kilometers in diameter and its surface has an albedo of 0.335.
[1][5] This asteroid was named in honor of Růžena Petrovicova, observer of comets and minor planets and staff member of the Kleť Observatory, located in what is now the Czech Republic.
[2] The official naming citation was published by the Minor Planet Center on 1 June 1975 (M.P.C.