The Comets: A Descriptive Treatise Upon Those Bodies. With a Condensed Account of the Numerous Modern Discoveries Respecting Them; and a Table of All the Calculated Comets, from the Earliest Ages to the Present Time |
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Page 1
... perihelion passage . Unlike the planets , they move in every possible di- rection , and are seen as well near the poles as about the equatorial or zodiacal regions of the heavens . In the dark ages of superstition and ignorance , these ...
... perihelion passage . Unlike the planets , they move in every possible di- rection , and are seen as well near the poles as about the equatorial or zodiacal regions of the heavens . In the dark ages of superstition and ignorance , these ...
Page 29
... perihelion passage , or the moment when the comet arrives at its least distance from the sun , at the vertex of the parabola . English calculators adopt the meridian of Greenwich , the French that of Paris , and the Germans that of ...
... perihelion passage , or the moment when the comet arrives at its least distance from the sun , at the vertex of the parabola . English calculators adopt the meridian of Greenwich , the French that of Paris , and the Germans that of ...
Page 40
... perihelion passage would take place on the 13th of April , 1759. In announcing this me- morable conclusion , Clairault observed that he did so with some diffidence , because the small quantities un- avoidably neglected in the ...
... perihelion passage would take place on the 13th of April , 1759. In announcing this me- morable conclusion , Clairault observed that he did so with some diffidence , because the small quantities un- avoidably neglected in the ...
Page 42
... perihelion passage took place on the 12th of March , just one month before the time announced by Clairault : a closer coincidence could hardly have been expected , for the masses of Jupiter and Saturn were not accurately known at this ...
... perihelion passage took place on the 12th of March , just one month before the time announced by Clairault : a closer coincidence could hardly have been expected , for the masses of Jupiter and Saturn were not accurately known at this ...
Page 44
... perihelion passage , of a resisting medium in the planetary spaces , such as Professor Encke , of Berlin , had ... perihelion was fixed for November 11th at Oh Paris time . With the computed effect of a resisting medium , this epoch ...
... perihelion passage , of a resisting medium in the planetary spaces , such as Professor Encke , of Berlin , had ... perihelion was fixed for November 11th at Oh Paris time . With the computed effect of a resisting medium , this epoch ...
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The Comets - A Descriptive Treatise Upon Those Bodies, with a Condensed ... John Russell Hind No preview available - 2011 |
Common terms and phrases
amongst the stars Aphelion appearance April arrival at perihelion astronomers August Author axis Berlin Biela bodies Bouvard bright Brorsen Burckhardt calculated Cambridge century Chinese observations Clausen Collegio Romano comet discovered comet observed Comet of Encke comet of Halley comet was observed computed constellation D'Arrest December detected diameter Discovered by Pons earth elements epoch exhibited February Gambart grand comet Greenwich Mean Halley's comet heavens Herschel Hevelius Hind History identity Isle of Bourbon January John Herschel July June Jupiter Königsberg Laugier least distance length Lexell March Marseilles Mechain miles month motion naked eye nebulosity November nucleus numbers observatory observed in Europe Octavo October Olbers Ophiuchus parabolic Paris path perihelion distance perihelion passage period of revolution periodical comet perturbations Peter Apian Pingré planetary probable Professor Encke right ascension Rome Rümker Second Edition Sept September Struve sun's tail tions Tycho Brahe Ursa Major Verrier Vico