1928 RK. Discovered 1928 Sept. 9 by M. F. Wolf at Heidelberg.

Named in honor of Dr. Louis G. Henyey {1910–1970}, late professor of astronomy at the University of California, Berkeley, a pioneer in the calculation of stellar interiors and stellar evolution, and a member of the U.S. National Academy of Sciences. (M 3143)

Name proposed by William Westbrooke.

Obituaries published in Publ. Astron. Soc. Pac., Vol. 82, p. 367–369 (1970); Sky Telesc., Vol. 39, p. 290 (1970). Henyey is also honored by a lunar crater.