1933 GB. Discovered 1933 Apr. 14 by K. Reinmuth at Heidelberg.

Named in honor of Siegfried Röoser (1948- ), astronomer at the Astronomisches Rechen-Institut, Heidelberg. Together with U. Bastian {see planet (2855)}, Röser produced the PPM Star Catalogue. Roöser has also contributed to astrometry by re-reducing all the positional data of Halley's Comet at its 1835/36 and 1909/11 apparitions. (M 20520)

Name proposed and citation prepared by L. D. Schmadel, endorsed by G. Klare and B. G. Marsden.

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