WebHe studied in Athens at the Lyceum. Around 240 B.C., King Ptolemy III of Alexandria appointed him chief librarian of the library of Alexandria. Known as one of the foremost scholars of the time, Eratosthenes produced … The measurement of Earth's circumference is the most famous among the results obtained by Eratosthenes, who estimated that the meridian has a length of 252,000 stadia (39,060 to 40,320 kilometres (24,270 to 25,050 mi)), with an error on the real value between −2.4% and +0.8% (assuming a value for the stadion between 155 and 160 metres (509 and 525 ft)). Eratosthenes described his ar…
Eratosthenes - Education site
WebHipparchus, also spelled Hipparchos, (born, Nicaea, Bithynia [now Iznik, Turkey]—died after 127 bce, Rhodes?), Greek astronomer and mathematician who made fundamental contributions to the advancement of astronomy as a mathematical science and to the foundations of trigonometry. WebEratosthenes received the equivalent of a college education in Athens and then went to the Egyptian city of Alexandria [ 1, p.388 ]. Attracting scholars and students from all over the ancient world, the great library in Alexandria became the center of scholastic achievement. bateria q7 audi
File:Eratosthenes Teaching in Alexandria (Bernardo Strozzi
WebSep 25, 2024 · Eratosthenes actually measured the length of the shadow of a tall building in Alexandria when the Sun reached its highest point in the sky on the Summer Solstice. This corresponds to noon in both Alexandria and Syene, where the Sun cast no shadow at the bottom of a deep well (hence the Sun was directly overhead). -- Jeff Mangum Share … WebJul 3, 2024 · Eratosthenes was born around 276 BCE in a Greek colony in Cyrene, a territory located in present-day Libya. He was educated at the academies of Athens and in 245 BCE, after earning attention for his … WebAug 1, 2015 · Constellation Myths with Aratus's Phaenomena Eratosthenes, Hyginus, and Aratus Robin Hard Oxford World's Classics. The only comprehensive compendium of the ancient myths of the stars and constellations, including the two main sources, Eratosthenes and Hyginus, together with Aratus' Phaenomena, the earliest surviving account of the … bateria qc