Common year starting on Friday has only one Friday the 13th; The only Friday the 13th in this common year occurs in August. Leap years starting on Thursday share this characteristic, but also have another one in February. This is the only year type where the "n"th "Doomsday" (this year Sunday) is not in ISO week "n"; it is in ISO week "n"-1. In the (currently used) Gregorian calendar, the fourteen types of year (seven common, seven leap) repeat in a 400-year cycle (20871 weeks). Forty-three common years per cycle or exactly 10.75% start on a Friday. The 28-year sub-cycle does only span across century
Friday the 13th (franchise) Starz television channel during the first week of February, and afterwards it was released on DVD on February 3, 2009. The documentary is hosted by special make‑up effects artist Tom Savini, who interviews the cast and crew members of each of the "Friday the 13th" films, asking them questions on the choices they made during filming. It also features interviews with journalists and other filmmakers who offer their opinion of the series. In September 2013, Farrands wrote and directed a second documentary film on the "Friday" franchise, "Crystal Lake Memories: The Complete History of Friday the 13th", this time directly