Nickelodeon (usually abbreviated as Nick, and originally named Pinwheel from 1977 to 1979) is an American cable television network owned by MTV Networks, a subsidiary of Viacom International. Since 2006, Nickelodeon has been run by MTVN Kids & Family Group president Cyma Zarghami. The channel is aimed mostly at children ages 6–12, with the exception of their weekday morning programming that is aimed at children ages 2–5.
Nickelodeon’s broadcast day runs on Monday through Thursdays from 7 a.m.-8 p.m., Fridays and Sundays from 7 a.m.-9 p.m. and Saturdays from 6 a.m.-10 p.m. (Eastern and Pacific Time). It shares its channel space with Nick at Nite, a nighttime channel/programming block airing mainly sitcom reruns, created in 1985, that airs during the interim hours and is treated as a separate channel from Nickelodeon by A.C. Nielsen Co. for ratings purposes.