History of Astronomy |
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Page 3
... tables of Hansen , and to find a more accurate value for the secular acceleration of the moon's longi- tude and the node of her orbit than any that could be R. A. S. Monthly Notices , Sup .; 1905 . Containing record of solar eclipse ...
... tables of Hansen , and to find a more accurate value for the secular acceleration of the moon's longi- tude and the node of her orbit than any that could be R. A. S. Monthly Notices , Sup .; 1905 . Containing record of solar eclipse ...
Page 11
... mundane affairs . Ptolemy ( about 130 A.D. ) made use of Babylonian eclipses in the eighth century B.C. for improving his solar and lunar tables . Fragments of a library at Agade have been preserved at THE GEOMETRICAL PERIOD II.
... mundane affairs . Ptolemy ( about 130 A.D. ) made use of Babylonian eclipses in the eighth century B.C. for improving his solar and lunar tables . Fragments of a library at Agade have been preserved at THE GEOMETRICAL PERIOD II.
Page 16
... tables for predicting the places of the heavenly bodies . Aristotle ( 384-322 B.C. ) summed up the state of astronomical knowledge in his time , and held the earth to be fixed in the centre of the world . Nicetas , Heraclides , and ...
... tables for predicting the places of the heavenly bodies . Aristotle ( 384-322 B.C. ) summed up the state of astronomical knowledge in his time , and held the earth to be fixed in the centre of the world . Nicetas , Heraclides , and ...
Page 18
... tables for predicting the place of the sun . 66 He proceeded in the same way to compute Lunar tables . Making use of Chaldĉan eclipses , he was able to get an accurate value of the moon's mean motion 18 THE GEOMETRICAL PERIOD.
... tables for predicting the place of the sun . 66 He proceeded in the same way to compute Lunar tables . Making use of Chaldĉan eclipses , he was able to get an accurate value of the moon's mean motion 18 THE GEOMETRICAL PERIOD.
Page 24
... tables for predicting the places of the planets . It was not a mechanical problem ; there was no notion of a ... tables were much more accurate than Ptolemy's . Abul Wefa , in the tenth century , seems to have discovered the moon's ...
... tables for predicting the places of the planets . It was not a mechanical problem ; there was no notion of a ... tables were much more accurate than Ptolemy's . Abul Wefa , in the tenth century , seems to have discovered the moon's ...
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accepted accurate ancient appear astronomers attraction bodies bright calculations called catalogue cause centre century Chinese circle comet compared complete Copernicus determined diameter direction discovered discovery distance earth eclipse effect elements enabled epicycles equal error explain fact fixed follow force four Galileo gave give given gravitation heavens held Herschel increased interesting Jupiter Kepler knowledge known later LIBRARIES light lunar Mars mass mathematical mean measured method miles moon moon's motion move Newton noticed object observations Observatory opposition orbit original parallax pass period photographic physical planet planetary pole position predicted progress proper motion proved records researches revolve ring rotation round Royal satellites seems seen showed SIGILLUM solar system spectroscope spectrum stars studied sun's supposed surface tables telescope theory tion trace true Tycho Brahe UNIVERSITY VERITAS