[12] In December 2006, a rotational lightcurve of Robeson was obtained from photometric observations at the Leura (E17) and Hunters Hill (E14) observatories in Australia.
Lightcurve analysis gave a rotation period of 18.632 hours with a brightness amplitude of 0.20 magnitude (U=2+).
[11] According to the surveys carried out by the Infrared Astronomical Satellite IRAS, the Japanese Akari satellite and the NEOWISE mission of NASA's Wide-field Infrared Survey Explorer, Robeson measures between 11.75 and 13.30 kilometers in diameter and its surface has an albedo between 0.06 and 0.1281.
[4] This minor planet was named after in memory of African-American singer and actor Paul Robeson (1898–1976).
[2] The official naming citation was published by the Minor Planet Center on 8 February 1982 (M.P.C.