647
Encyclopedia
Year 647 was a common year starting on Monday
(link will display the full calendar) of the Julian calendar
. The denomination 647 for this year has been used since the early medieval period, when the Anno Domini
calendar era
became the prevalent method in Europe for naming years.
Common year starting on Monday
This is the calendar for any common year starting on Monday, January 1 . Examples: Gregorian year 1990, 2001, 2007 and 2018or Julian year 1918 ....
(link will display the full calendar) of the Julian calendar
Julian calendar
The Julian calendar began in 45 BC as a reform of the Roman calendar by Julius Caesar. It was chosen after consultation with the astronomer Sosigenes of Alexandria and was probably designed to approximate the tropical year .The Julian calendar has a regular year of 365 days divided into 12 months...
. The denomination 647 for this year has been used since the early medieval period, when the Anno Domini
Anno Domini
and Before Christ are designations used to label or number years used with the Julian and Gregorian calendars....
calendar era
Calendar era
A calendar era is the year numbering system used by a calendar. For example, the Gregorian calendar numbers its years in the Western Christian era . The instant, date, or year from which time is marked is called the epoch of the era...
became the prevalent method in Europe for naming years.
Asia
- A stone tower astronomical observatoryObservatoryAn observatory is a location used for observing terrestrial or celestial events. Astronomy, climatology/meteorology, geology, oceanography and volcanology are examples of disciplines for which observatories have been constructed...
named CheomseongdaeCheomseongdaeCheomseongdae is an astronomical observatory in Gyeongju, South Korea. Cheomseongdae means star-gazing tower in Korean. Cheomseongdae is the oldest surviving observatory in East Asia, and one of the oldest scientific installations on Earth. It dates to the 7th century to the time of kingdom of...
is constructed in SillaSillaSilla was one of the Three Kingdoms of Korea, and one of the longest sustained dynasties in...
(southern KoreaKoreaKorea ) is an East Asian geographic region that is currently divided into two separate sovereign states — North Korea and South Korea. Located on the Korean Peninsula, Korea is bordered by the People's Republic of China to the northwest, Russia to the northeast, and is separated from Japan to the...
) around this time.
North Africa
- The first Muslim invasion of North AfricaNorth AfricaNorth Africa or Northern Africa is the northernmost region of the African continent, linked by the Sahara to Sub-Saharan Africa. Geopolitically, the United Nations definition of Northern Africa includes eight countries or territories; Algeria, Egypt, Libya, Morocco, South Sudan, Sudan, Tunisia, and...
led by Uthman ibn Affan of the Rashidun CaliphateRashidun CaliphateThe Rashidun Caliphate , comprising the first four caliphs in Islam's history, was founded after Muhammad's death in 632, Year 10 A.H.. At its height, the Caliphate extended from the Arabian Peninsula, to the Levant, Caucasus and North Africa in the west, to the Iranian highlands and Central Asia...
. Muslims take control of North Africa
Deaths
- February 14 – Gao ShilianGao ShilianGao Shilian , formal name Gao Jian but went by the courtesy name of Shilian, formally Duke Wenxian of Shen , was a chancellor of the Chinese dynasty Tang Dynasty...
, Chinese chancellor of the Tang Dynasty (born 576) - Xiao YuXiao YuXiao Yu , courtesy name Shiwen , formally Duke Zhenbian of Song , was an imperial prince of the Chinese dynasty Liang Dynasty who later became an official for Sui Dynasty and Tang Dynasty, serving as a chancellor at times during the reigns of Emperor Gaozu of Tang and Emperor Taizong of Tang.-...
, Chinese prince of the Liang DynastyLiang DynastyThe Liang Dynasty , also known as the Southern Liang Dynasty , was the third of the Southern dynasties in China and was followed by the Chen Dynasty...
, later an official serving the Sui DynastySui DynastyThe Sui Dynasty was a powerful, but short-lived Imperial Chinese dynasty. Preceded by the Southern and Northern Dynasties, it ended nearly four centuries of division between rival regimes. It was followed by the Tang Dynasty....
and Tang DynastyTang DynastyThe Tang Dynasty was an imperial dynasty of China preceded by the Sui Dynasty and followed by the Five Dynasties and Ten Kingdoms Period. It was founded by the Li family, who seized power during the decline and collapse of the Sui Empire...
(born 574) - Yang ShidaoYang ShidaoYang Shidao , courtesy name Jingyou , formally Duke Yi of Ande , was a chancellor during the reign of Emperor Taizong of Tang.- Background :It is not known when Yang Shidao was born...
, Chinese statesman - Li BaiyaoLi BaiyaoLi Baiyao , courtesy name Zhonggui , formally Viscount Kang of Anping , was a Chinese historian and an official during the Chinese dynasties Sui Dynasty and Tang Dynasty. He was honored for his literary abilities, and he was known for completing the official history of Northern Qi, the Book of...
, Chinese government official and historian who completed editing the Book of Northern QiBook of Northern QiThe Book of Northern Qi , was the official history of the Chinese dynasty Northern Qi. It was written by the Tang Dynasty historian Li Baiyao and was completed in 636. It is listed among the official Twenty-Four Histories of China. The original book contains 50 chapters but it was found during...
, which his father had started (born 564) - Queen Seondeok, ruler of the Korean kingdom of Silla