History of Astronomy |
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Page 3
... observation and deduc- tion ( astronomy ) has sometimes led to erroneous ... observations of Chaldæan astrologers , as well as those of Alexandrian astro ... accurate value for the secular acceleration of the moon's longi- tude and ...
... observation and deduc- tion ( astronomy ) has sometimes led to erroneous ... observations of Chaldæan astrologers , as well as those of Alexandrian astro ... accurate value for the secular acceleration of the moon's longi- tude and ...
Page 4
... accurate than was possible by finest modern observations . ( British Museum collection , No. 35908. ) obtained from modern observations made with instru- ments of the. CHALDEAN BAKED BRICK OR TABLET , Obverse and reverse sides ,
... accurate than was possible by finest modern observations . ( British Museum collection , No. 35908. ) obtained from modern observations made with instru- ments of the. CHALDEAN BAKED BRICK OR TABLET , Obverse and reverse sides ,
Page 19
George Forbes. to get an accurate value of the moon's mean motion . [ Halley ... observed a new star . This upset every notion about the permanence of the ... observations . It is due to a steady revo- lution of the earth's pole round ...
George Forbes. to get an accurate value of the moon's mean motion . [ Halley ... observed a new star . This upset every notion about the permanence of the ... observations . It is due to a steady revo- lution of the earth's pole round ...
Page 23
... accurate observations of Tycho Brahe enabled Kepler to abolish these purely geometrical makeshifts , and to substitute a system in which the sun became physically its controller . 4. The Reign of Epicycles - From Ptolemy to Copernicus ...
... accurate observations of Tycho Brahe enabled Kepler to abolish these purely geometrical makeshifts , and to substitute a system in which the sun became physically its controller . 4. The Reign of Epicycles - From Ptolemy to Copernicus ...
Page 24
... observations . In the middle of the ninth century Albategnius , a Syrian ... accurate than Ptolemy's . Abul Wefa , in the tenth century , seems to have ... observations were carried out in Germany by Müller , known as Regiomontanus , and ...
... observations . In the middle of the ninth century Albategnius , a Syrian ... accurate than Ptolemy's . Abul Wefa , in the tenth century , seems to have ... observations were carried out in Germany by Müller , known as Regiomontanus , and ...
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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