Annie Jump Cannon Annie Jump Cannon in 1922 Born (1863-12-11)December 11, 1863 Dover, Delaware, U.S.[1] Died April 13, 1941(1941-04-13) (aged 77) Cambridge, Massachusetts, U.S. Nationality American Alma mater Wellesley College, Wilmington Conference Academy, Radcliffe College Known for Stellar classification Awards Henry Draper Medal (1931) Scientific career Influences Sarah Frances Whiting, American physicist and astronomer