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A version of this magnitude is still used today. to 127 B.C.E. Here, then, was the measure of the base-line of that famous triangle with which Aristarchus had measured the distance of … Over the course of his life, Hipparchus would be a very accomplished astronomer and mathematician. Hipparchus is sometimes known as Hipparchus of Nicea, reflecting his birthplace. Ptolemy's work in the Almagest brings the measurements of earlier astronomers such as Hipparchus and Timoachris in order to yield a precession rate. Death Little is known about Hippocrates' death or age, though it is widely held that he died in the Ancient Greek town of Larissa, around 377 BCE. He is believed to Hipparchus is believed to have died on the island of Rhodes after 127 BC. He is mentioned in other writings as well. Nicaea lies on the eastern shore of Iznik. Gender: Male Religion: Pagan Race or Ethnicity: White Occupation: Astronomer, . was a Greek, astronomer, geographer, and mathematician of the Hellenistic period.He is known to have been active at least from 147 B.C.E. According to astronomer Jean Meeus, the vernal equinox point crossed the Aries-Pisces border in 68 BCE. His answer is that the stars shift 1 degree every 100 years, but in reality the rate is 1 degree every 72 years. The year of his birth was about 190 BC and the place of his birth was the Ancient Greek city of Nicea. Hipparchus is considered the greatest astronomical observer, and by some the greatest astronomer of classical antiquity. The ruins of the city can still be seen in the town of Iznik, Turkey. Birth and Death: 190 BC Iznik, Turkey - 120 BC Rhodes Greece; Is widely considered to be the greatest astronomer of ancient times. Hipparchus (Greek Ἳππαρχος) (ca. 120 B.C.E.) Birth and death of Hipparchus 1.Birth Hipparchus was a Greek astronomer, geographer and mathematician born in Nicaea, Bithynia. Greek astronomer, born at Nicaea in Bithnia early in the 2nd century BC. Hipparchus. The Antikythera mechanism is an astronomical clock considered amazing for its time. He compiled the first known star catalogue to organize astronomical objects, and also came up with a scale to define the brightness of stars. Hipparchus was born around 190 BCE in Nicaea, Bithynia (now known as now Iznik, Turkey). Birthplace: Nicaea, Bithnya ause of death: unspecified. Hipparchus based his computations on studies of the moon in eclipse, and he reached the conclusion that the distance of the moon is equal to 59 radii of the earth (in reality it is 60.27 radii). - ca. His early life is mostly a mystery, but what we do know about him comes from Ptolemy's Almagest. Ironically, this shift occurred less than a century after Hipparchus' death. Today Nicaea, Bithynia is known as Iznik, a north-western part of Turkey. Hipparchus' work implies a better approximation to π than that of Apollonius, perhaps it was π ≈ 377/120 as Ptolemy used. Cataloguer of stars, trigonometrist. The exact dates of his life are not known, but Delambre calculated his birth date (c.190 BC) based on clues in his work. Hipparchus was born over 2,200 years ago. 190 B.C.E. HIPPARCHUS. 2.Death Hipparchus migrated to Hipparchus was born in Nicaea, Kingdom of Bithynia (now known as Iznik, Turkey) in 190 BC. Hipparchus Astronomer Specialty Astronomy, geometry, trigonometry, lunar & solar theory Born c. 190 BC Nicaea Died c. 120 BC Rhodes Nationality Greek During the Hellenistic period, few Greek astronomers were as distinguished and influential as Hipparchus. Ptolemy's rate goes uncorrected for centuries Consequently, the thirteen zodiac constellations will all "host" the vernal equinox point during this 26,000-year cycle. 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