The Geography of the Heavens and Class-book of Astronomy: Accompanied by a Celestial Atlas |
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Page 12
... mean rate , through one sign every month . 11. The Zodiac is a zone or girdle , about 16 degrees in breadth , extending quite round the heavens , and including all the heavenly bodies within 8 ° on each side of the ecliptic . It ...
... mean rate , through one sign every month . 11. The Zodiac is a zone or girdle , about 16 degrees in breadth , extending quite round the heavens , and including all the heavenly bodies within 8 ° on each side of the ecliptic . It ...
Page 18
... mean right ascension is nearly 15 ° ; or one hour E. of the equinoctial colure . 30. It consists of 66 visible stars , of which three are of the 2d magnitude , and two of the 3d ; most of the rest are small . The stars directly in the ...
... mean right ascension is nearly 15 ° ; or one hour E. of the equinoctial colure . 30. It consists of 66 visible stars , of which three are of the 2d magnitude , and two of the 3d ; most of the rest are small . The stars directly in the ...
Page 19
... mean that she was courted by some monster of a sea - captain , who attempted to carry her away , but was prevented by another more gallant and successful rival . TELESCOPIC OBJECTS . 88. Under the head of Telescopic Objects , will be ...
... mean that she was courted by some monster of a sea - captain , who attempted to carry her away , but was prevented by another more gallant and successful rival . TELESCOPIC OBJECTS . 88. Under the head of Telescopic Objects , will be ...
Page 21
... mean length is about 16 ° , and breadth , 7 ° . Its mean right ascension is 15 ° , and its declination 25 ° N. Consequently , it is on the meridian the 24th of November ; and from its breadth , is more than a week in passing over it ...
... mean length is about 16 ° , and breadth , 7 ° . Its mean right ascension is 15 ° , and its declination 25 ° N. Consequently , it is on the meridian the 24th of November ; and from its breadth , is more than a week in passing over it ...
Page 27
... mean polar distance of the constellation is 25 ° , while that of Alderamin is 28 ° 10 ' . The right ascension of the former is 338 ° ; consequently , it is 22 ° E. of the equinoctial colure . The student will understand that right ...
... mean polar distance of the constellation is 25 ° , while that of Alderamin is 28 ° 10 ' . The right ascension of the former is 338 ° ; consequently , it is 22 ° E. of the equinoctial colure . The student will understand that right ...
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Common terms and phrases
3d magnitude 4th magnitude angle aphelion appear Arcturus Aries astronomers Auriga axis Beta blue bright star called Cassiopeia celestial Cepheus circle cluster comet constellation Cor Caroli declination degree Delta Denebola diameter distant companion DOUBLE STAR Earth Earth's orbit east ecliptic equator equinoctial figure fixed stars Gamma head heavens hemisphere Herschel horizon Jupiter latitude light longitude luminous Map VIII mean distance Mercury meridian miles minutes Moon Moon's motion naked eye nearly NEBULA node north pole northern Number of stars o'clock observed Orion pale yellow parallax pass perihelion period planet Pleiades polar position principal star Refracting telescopes refraction remarkable represented revolution revolve right ascension rising satellites Saturn seen shadow sidereal Sirius situated small stars solstice southern Sun's supposed surface Taurus TELESCOPIC OBJECTS TELESCOPIC OBJECTS.-Alpha tides tion triangle TRIPLE STAR Ursa Ursa Major Venus vernal equinox visible Zeta Zodiac