[4][6]: 13, 23 It orbits the Sun in the central main-belt at a distance of 2.3–3.3 AU once every 4 years and 8 months (1,707 days).
[3] In the SMASS classification, Karl Marx is classified as a carbonaceous C-type asteroid.
[1] According to the survey carried out by NASA's Wide-field Infrared Survey Explorer with its subsequent NEOWISE mission, Karl Marx measures 16.9 kilometers in diameter and its surface has an albedo of 0.057.
[1][7] This minor planet was named after German philosopher, economist and revolutionary socialist Karl Marx (1818–1883), student of the theories about society, economics and politics, and author of Das Kapital, the foundational theoretical text of modern communist thought.
[2] The official naming citation was published by the Minor Planet Center on 24 July 1983 (M.P.C.