$J$-factors for self-interacting dark matter in 20 dwarf spheroidal galaxies

Sebastian Bergström, Riccardo Catena, Andrea Chiappo +8

Dwarf spheroidal galaxies are among the most promising targets for indirect dark matter (DM) searches in $\gamma$-rays. The $\gamma$-ray flux from DM annihilation in a dwarf spheroidal galax…