The Intermediate-Mass Black Hole Reverberation Mapping Project: Stable Optical Continuum Lags of an IMBH in the Dwarf Galaxy NGC 4395 Over Years

Yu Pan, Hengxiao Guo, Chenxu Liu +15

NGC 4395 is a nearby dwarf spiral galaxy hosting an active galactic nucleus (AGN) powered by an intermediate-mass black hole (IMBH, $M_{\mathrm{BH}}\sim 10^4$--$10^5{M}_{\odot }$). Re…