Eratosthenes of cyrene born. Nov 28, 2024 · Eratosthenes of Cyrene (c.

Eratosthenes of cyrene born. 276-195 BCE) was a Greek astronomer, geographer, mathematician, and poet best known for being the first to calculate the circumference of the earth and its axial tilt. Eratosthenes of Cyrene (/ ɛrəˈtɒsθəniːz /; Ancient Greek: Ἐρατοσθένης [eratostʰénɛːs]; c. He was also the director of the Library of Alexandria. E. . 276–c. Mar 3, 2022 · Eratosthenes (l. C. His friends at the library nicknamed him Pentathlos, or athlete who competes in five different events. Eratosthenes of Cyrene (/ ɛrəˈtɒsθəniːz /; Ancient Greek: Ἐρατοσθένης [eratostʰénɛːs]; c. May 6, 2025 · Explore Eratosthenes’ groundbreaking map, his method for measuring Earth’s size, and his role in the birth of scientific geography. Sep 8, 2025 · Eratosthenes, Greek scientific writer, astronomer, and poet, who made the first measurement of the size of Earth for which any details are known. His work helped lay the foundation for many of the brilliant advanced concepts in math and science in the modern era. Eratosthenes calculated the tilt of Earth’s axis relative to the plane of its equator with good accuracy. – 194 B. 276 BC – c. Eratosthenes (Greek Ἐρατοσθένης; 276 B. Jul 3, 2019 · Eratosthenes of Cyrene (c. Nov 28, 2024 · Eratosthenes of Cyrene (c. ) was a Greek mathematician, geographer and astronomer. The name seemed to fit a scholar who excelled in many fields of study. 195 BC) was an Ancient Greek polymath renowned for his contributions to mathematics, geography, poetry, astronomy, and music theory. These were similar to our modern lines of latitude and longitude. Eratosthenes was a mathematician and astronomer from Greek antiquity. He was a man of learning, becoming the chief librarian at the Library of Alexandria. 195/194 BC) was an Ancient Greek polymath: a mathematician, geographer, poet, astronomer, and music theorist. 276 BCE–192 or 194 BCE) was an ancient Greek mathematician, poet, and astronomer who is known as the father of geography. His only surviving work is Catasterisms, a book about constellations. He also served as a distinguished and innovative geographer. • He produced the first map of the world featuring meridian lines and parallel lines. His contemporaries nicknamed him "beta" (Greek for "number two") because he supposedly proved himself to be the second in the ancient Mediterranean world in many fields. A man of many talents, Eratosthenes was a librarian, geographer, mathematician, astronomer, historian, and poet. c. p6aw vr1c smyg2a jsliq sbs ky74sh li 61juk5h r4nbteg m4v