Ejnar Hertzsprung
Ejnar Hertzsprung (October 8, 1873, Copenhagen - October 21, 1967, Roskilde) was a Danish chemist and astronomer. Along with Henry Norris Russell, he developed the Hertzsprung-Russell diagram (1910). Hertzsprung received the 1937 Bruce Medal.Discovered two asteroids, one of which is the Amor asteroid 1627 Ivar.
| 1627 Ivar | September 25 1929 |
| 1702 Kalahari | July 7 1924 |