Chinese and Islamic astronomy

Chinese and Islamic astronomy - ANCIENT CHINESE ASTRONOMY...

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ANCIENT CHINESE ASTRONOMY INHABITED WORLD CALLED “TIANXIA” AREAS OF ASTRONOMICAL INTEREST “LIFA” – CALENDRICAL METHODS – MEASUREMENT AND MASTERY OF REGULAR ASTRONOMICAL MOVEMENTS “TIANWEN” – CELESTIAL PATTERNS – STUDIES IN WHICH ONE OBSERVED UNPREDICTABLE ASTRONOMICAL PHENOMENA AND INTERPRETING THE IMPORTANCE OF THESE PHENOMENA TO
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ANCIENT CHINESE ASTRONOMY PRACTITIONERS OF BOTH LIFA AND TIANWEN WERE PERSONS OF IMPORTANCE – ON THE EMPEROR’S STAFF TIAN (HEAVEN) WAS IN IMPERSONAL ENTITY WHOSE WILL IT WAS THAT ORDER IN THE WORLD SHOULD BE MAINTAINED. IF ORDER WAS DISRUPTED, FAMINE, PLAGUES AND OTHER DISASTERS MIGHT OCCUR. THE TIANWEN WERE THE PRACTIONERS WHO ADDRESSES SUCH ISSUES. LIFA SPECIALISTS STUDIED REGULAR ASTRONOMICAL MOTIONS SO THE EMPEROR COULD CONSTRUCT AN ALMANAC THAT DEMONSTRATED THE ORDER OF HIS RULE. STARTING WITH EMPEROR WU OF THE HAN DYNESTY IN 104 BC THERE WERE 47 SUCH SYSTEMS GENERATED. EVERY SYSTEM REQUIRED A LUNI-SOLAR CALENDAR (12 LUNAR MONTHS PER YEAR + AN INTERCALARY MONTH AS NEEDED) THE INTERCALARY MONTH WAS CALLED “RUN YUE”. MONTHS BEGAN WITH NEW MOON THE WINTER SOLSTICE WAS THE BASIC MARK POINT OF THE SEASONS. THEY WERE ABLE TO PREDICT THE MOTIONS OF THE PLANETS AND THE
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ANCIENT CHINESE ASTRONOMY LIFA SPECIALISTS USED NUMERICAL RATHER THAN GEOMETRIC MATHEMATICS THE ACTIVITIES OF TIANWEN
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This note was uploaded on 01/14/2012 for the course AST 3043 taught by Professor Staff during the Fall '08 term at University of Florida.

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Chinese and Islamic astronomy - ANCIENT CHINESE ASTRONOMY...

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