Systematically Measuring Ultra-Diffuse Galaxies (SMUDGes). II. Expanded Survey Description and the Stripe 82 Catalog

Dennis Zaritsky, Richard Donnerstein, Ananthan Karunakaran +5

We present 226 large ultra-diffuse galaxy (UDG) candidates ($r_e>5.3$\arcsec, ${\mu }_{0,g}>24$ mag arcsec${}^{-2}$) in the SDSS Stripe 82 region recovered using our improved procedur…