Did you mean: 1039 Sonneberg
1039 Sonneberga, provisional designation 1924 TL, is a dark background asteroid, approximately 34 kilometers in diameter, located in the central region of the asteroid belt. It was discovered on 24 November 1924, by German astronomer Max Wolf at... Wikipedia
Asteroid family: Asteroid belt
Asteroid group: Asteroid belt
Spectral type: X-type asteroid
Discovered: November 24, 1924
Discoverer: Max Wolf
Discovery site: Heidelberg-Königstuhl State Observatory
Orbital period: 1,603 days