258 Tyche
Asteroid
Tyche is a relatively large main belt asteroid discovered by Robert Luther at Düsseldorf-Bilk Observatory on 4 May 1886. The stony S-type asteroid measures about 65 kilometers in diameter and has a perihelion of 2.1 AU. Wikipedia
Discoverer: Robert Luther
Spectral type: S-type asteroid
Discovered: May 4, 1886
Orbital period: 1,545 days
Asteroid group: Asteroid belt
Absolute magnitude: 8.5