August Kopff was a German astronomer and discoverer of several comets and asteroids.
August Kopff
617 Patroclus is a large binary Jupiter trojan asteroid. It is a dark D-type asteroid and a slow rotator, due to the 103-hour orbital period of its two components. It is one of five Jupiter trojan asteroids targeted by the Lucy space probe, and is scheduled for a flyby in 2033.
Hubble Space Telescope image composite of Patroclus and its companion Menoetius, taken in 2018
Plot of the results of the multi-chord stellar occultation by 617 Patroclus and Menoetius