http://scihi.org/hipparchus-of-nicaea/
Ptolemy Accomplishments, Biography, & Facts Britannica
WebIt is Hipparchus 's approach to science that ranks him far above other ancient astronomers. His approach, based on data from accurate observations, is essentially modern in that he collected his data and then formed his theories to fit the observed facts. WebHipparchus adopted values for the Moon’s periodicities that were known to contemporary Babylonian astronomers, and he confirmed their accuracy by comparing recorded observations of lunar eclipses separated by intervals of several centuries. Other scientific work of Hipparchus. The eccenter and epicyclic models sufficed … On This Day In History: anniversaries, birthdays, major events, and time … Greece, the southernmost of the countries of the Balkan Peninsula. Geography has … Aratus, (flourished c. 315–c. 245 bc, Macedonia), Greek poet of Soli in … Take these quizzes at Encyclopedia Britannica to test your knowledge on a … Alexandria, Arabic Al-Iskandariyyah, major city and urban muḥāfaẓah (governorate) … (2nd century bc).A prolific and talented Greek astronomer, Hipparchus made … Hipparchus, or Hipparchos, (born, Nicaea, Bithynia—died after 127 bc, Rhodes?), … photography by alfonso white plains
Hipparchus - Wikipedia
WebThe Science of Plato: Astronomy. WHY SNAKES HAVE NO FEET. Sources. Planes. The Timaeus is not limited to mathematical cosmology. It also covers issues of astronomy, biology, and human physiology. In Plato’s astronomical scheme, for instance, a spherical earth lies at the center of a greater sphere of the heavens, on whose inner surface the … WebHipparchus applied Apollonius's epicycle/eccenter construction to the motion of the Sun and the Moon, but not to the planets. There are speculations about epicyclic gears for … WebUsing the Earth-Moon distance and the separation of the Moon from the Sun in the sky when the Moon was at exactly half-phase, Aristarchus calculated the Earth-Sun distance. Aristarchus put forward a geometrical argument, based on determining the sun-earth-moon angle at the time the moon's phase is exactly half. photography by godsey