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 ... distance of these two points from the equinoctial , is always equal to the ... distance 12 ASTRONOMY .
... mean rate , through one sign every month . 11. The Zodiac is a zone or ... distance of these two points from the equinoctial , is always equal to the ... distance 12 ASTRONOMY .
Page 21
... mean length is about 16 ° , and breadth , 7 ° . Its mean right ascension is ... distance of 33 ° , until we come to the star El Rischa , of the 3d magnitude ... mean declination of 5 ° N. , and may be seen throughout the month of November ...
... mean length is about 16 ° , and breadth , 7 ° . Its mean right ascension is ... distance of 33 ° , until we come to the star El Rischa , of the 3d magnitude ... mean declination of 5 ° N. , and may be seen throughout the month of November ...
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 ...
Page 45
... mean declination 18 ° S. , and contains 19 small stars , of which , the four principal ones are of the 3d magni- tude . It may be readily distinguished by means ... distance below Zeta are the four principal stars , in the legs and feet ...
... mean declination 18 ° S. , and contains 19 small stars , of which , the four principal ones are of the 3d magni- tude . It may be readily distinguished by means ... distance below Zeta are the four principal stars , in the legs and feet ...
Page 66
... mean right ascension of this extensive group is 150 ° , or 10 hours . Its ... distance from the ecliptic , is less than ; but its declination , or dis ... means Prince the name was given by Copernicus- equal to that of the sun on the 19th ...
... mean right ascension of this extensive group is 150 ° , or 10 hours . Its ... distance from the ecliptic , is less than ; but its declination , or dis ... means Prince the name was given by Copernicus- equal to that of the sun on the 19th ...
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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