Adecimal calendaris a calendar which includesunits of timebased on thedecimal system.For example, a "decimal month" would consist of a year with 10 months and 36.52422 days per month.
History
editEgyptian calendar
editThe ancient Egyptian calendar consisted of twelve months, each divided into three weeks of ten days, with fiveintercalary days.[1]
Calendar of Romulus
editThe original Roman calendar consisted of ten months; however, the calendar year only lasted 304 days, with 61 days during winter not assigned to any month.[2]The months ofIanuariusandFebruariuswere added to the calendar byNuma Pompiliusin 700 BCE.[2]
French Republican Calendar
editThe French Republican Calendar was introduced (along withdecimal time) in 1793, and was similar to the ancient Egyptian calendar.[3]It consisted of twelve months, each divided into threedécadesof ten days, with five or six intercalary days calledsansculottides.[3]The calendar was abolished byNapoleonon January 1, 1806.[3]
Proposals
editThe modernGregorian calendardoes not use decimal units of time; however, several proposed calendar systems do. None of these have achieved widespread use.[example needed]
See also
editReferences
edit- ^"Ancient Egyptian Calendar and Chronology"(PDF).Rutgers University.Archived fromthe original(PDF)on 19 July 2010.Retrieved10 June2012.
- ^abKonstantin, Bikos; Hocken, Vigdis."The Roman calendar".Stavanger, Norway: Time and Date AS.Retrieved10 June2012.
- ^abcSanja Perovic (2012). "French Republican Calendar: Time, History and the Revolutionary Event".Journal for Eighteenth-Century Studies.35:1–16.doi:10.1111/j.1754-0208.2011.00408.x.