 The "Collaborative Asteroid Lightcurve Link" assumes an albedo for E-type Hungaria asteroids of 0.40 – taken from 434 Hungaria, the family's largest member and namesake – and derives a diameter of 5.48 kilometers based on an absolute magnitude of 12.92.This minor planet was named after Johannes Karl Richard Riem (1868–1945), a German astronomer at the Astronomisches Rechen-Institut (ARI) in Berlin.The name was suggested by ARI.