August Kopff

August Kopff (February 5 1882–April 25 1960) was a German astronomer who found many comets and asteroids.
He found some comets, such as the periodic comet 22P/Kopff and the non-periodic C/1906 E1.
He found many asteroids, such as the notable Trojan asteroids 617 Patroclus and 624 Hektor.
A crater on the Moon is named after him: see Kopff (crater).