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Julian calendar

File:Retrato_de_Julio_César_(26724093101)_(cropped).jpg · Wikimedia Commons · See Wikimedia Commons

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Julian calendar

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Also known as Old Style, Christian calendar, old Western calendar, old Christian calendar

calendar introduced by Julius Caesar in 45 BC

AI overview

The Julian calendar is a system for tracking days and months that Julius Caesar introduced in 45 BC to help organize the Roman Empire's timekeeping. It matters historically because it was widely used for over 1,600 years and laid the groundwork for the calendar system many people still use today.

AI-generated from the Wikipedia summary — may contain errors.

Wikidata facts

Instance of
interval scale
Subclass of
calendar system
Has part
day
Named after
Julius Caesar
Show 10 more facts
Commons category
Julian calendars
topic's main category
Category:Julian calendar
Commons gallery
Julian calendar
different from
Julian year
inception
0045-00-00
on focus list of Wikimedia project
Wikipedia:Vital articles/Level/4
location of creation
Roman Empire
Sources (1)

via Wikidata · CC0

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Encyclopedic overview

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The Tusculum portrait of Julius Caesar

Excerpted from Wikipedia’s “Julian calendar” article, available under the CC BY-SA 4.0 licence.

Gallery (3)