T. Edwards, B. Kavanagh, L. Visinelli, and C. Weniger. (2020)cite arxiv:2011.05378Comment: 11 pages, 5 figures. Code is available online at https://github.com/bradkav/axion-miniclusters/ (archived at https://doi.org/10.5281/zenodo.4006128 ). Joint submission with "Stellar Disruption of Axion Miniclusters in the Milky Way" in astro-ph.