328 Gudrun

328 Gudrun is a large main-belt asteroid. It was discovered by German astronomer Max Wolf on March 18, 1892, in Heidelberg. This minor planet is orbiting the Sun at a distance of with a period of and an orbital eccentricity of 0.106. The orbital plane is inclined at an angle of 16.1° to the plane of the ecliptic.
Analysis of the light curve generated from photometric data collected in March 2012 provide a rotation period estimate of with a brightness variation of in B magnitude. A study in 2022 found a classification of Cgh for 328 Gudrun, suggesting this is a dark, carbonaceous asteroid.