The molecular H2 and stellar discs in the nuclear region of NGC 4258

R. B. Menezes, J. E. Steiner, Patrícia da Silva

NGC 4258 is an SABbc Seyfert galaxy, located at a distance of $7.2\pm 0.3$ Mpc. This object is well known by its nearly edge-on molecular nuclear disc, located between 0.16 and 0.…