The Milky Way Tomography with Subaru Hyper Suprime-Cam. I. Halo substructures

Yoshihisa Suzuki, Masashi Chiba, Yutaka Komiyama +7

We analyze the photometric data in the Wide layer of the Hyper Suprime-Cam Subaru Strategic Program (HSC-SSP) over $\sim 1,200$ deg${}^2$ to uncover new halo substructures beyond t…