The remarkable microquasar S26: a super-Eddington PeVatron?

Leandro Abaroa, Gustavo E. Romero, Giulio C. Mancuso +1

Context. S26 is an extragalactic microquasar with the most powerful jets ever discovered. They have a kinetic luminosity of $L_{\mathrm{j}}\sim 5\times 10^{40}\mathrm{erg}{\mathrm{s}}^{-1}$. This…