Based on the Hierarchical Clustering Method, which uses the object's proper orbital elements, Mimosa is a member of the stony Karin family (), a mid-sized asteroid family named after its parent body 832 Karin.
Using the Hierarchical Clustering Method to analyze orbital elements, Mimosa is classified as a member of the stony Karin family (), an intermediate-sized asteroid group associated with its parent body 832 Karin.