Popular Astronomy, Volume 57Goodsell Observatory of Carleton College, 1949 |
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Page 177
TABLE I GROUP I. 39 COMETS WHICH HAVE BEEN OBSERVED IN MORE THAN ONE APPARITION Mean perihelion of Comets Mean Mean distances -perihelion Mean eccen- Family No. Periods י 1 39.3 of aphelions 4.1 of planet inclin . tricity 12 : 6 0.85 ...
TABLE I GROUP I. 39 COMETS WHICH HAVE BEEN OBSERVED IN MORE THAN ONE APPARITION Mean perihelion of Comets Mean Mean distances -perihelion Mean eccen- Family No. Periods י 1 39.3 of aphelions 4.1 of planet inclin . tricity 12 : 6 0.85 ...
Page 180
... ) 1788 II ; 5 Comet 1907 II ( Grigg - Mellish ) 1742 . In order to get a clear view of both these families Figures 2 and 3 2004 2064 Transplute T ? 2023 Auto 200 = FIGURE 180 Two New Families of Comets Comets, Orbits of 180,
... ) 1788 II ; 5 Comet 1907 II ( Grigg - Mellish ) 1742 . In order to get a clear view of both these families Figures 2 and 3 2004 2064 Transplute T ? 2023 Auto 200 = FIGURE 180 Two New Families of Comets Comets, Orbits of 180,
Page 422
... comets are members of the Solar System , but there is a disagreement as to the manner in which they became members . The following sug- gestions have been offered : 1. Comets are debris from the formation of the planets . 2. Comets ...
... comets are members of the Solar System , but there is a disagreement as to the manner in which they became members . The following sug- gestions have been offered : 1. Comets are debris from the formation of the planets . 2. Comets ...
Contents
INDEX TO ILLUSTRATIONS | 48 |
Astrolabes Photographs of 159 160 | 159 |
e Orbit of 464 | 178 |
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