A919 SA. Discovered 1919 Sept. 22 by K. Reinmuth at Heidelberg.
Named in honor of Gert Zech (1941– ), astronomer at the Astronomisches Rechen-Institut and editor of Astronomy and Astrophysics Abstracts who has also worked on the determination of the mass of the earth and the astronomical unit from observations of (433) Eros. (M 19692)
Name proposed and citation prepared by L. D. Schmadel; endorsed by O. Kippes, who found the key identification involving this planet.