74p/smirnova–chernykh is a periodic comet in the solar system. it fits the definition of an encke-type comet with (t > 3; a < a), and is a quasi-hilda comet. it was discovered in late march 1975 by tamara mikhajlovna smirnova while examining exposures from the crimean astrophysical observatory. in the discovery images the comet had an apparent magnitude of ~15. in the year of discovery, the comet came to perihelion on august 6, 1975.