The Geography of the Heavens and Class-book of Astronomy: Accompanied by a Celestial Atlas |
From inside the book
Results 1-5 of 49
Page 12
... mean rate , through one sign every month . 11. The Zodiac is a zone or girdle , about 16 degrees in breadth ... distance of these two points from the equinoctial , is always equal to the obliquity of the ecliptic , which , in round ...
... mean rate , through one sign every month . 11. The Zodiac is a zone or girdle , about 16 degrees in breadth ... distance of these two points from the equinoctial , is always equal to the obliquity of the ecliptic , which , in round ...
Page 21
... mean length is about 16 ° , and breadth , 7 ° . Its mean right ascension is 15 ° , and its declination 25 ° N ... distance of 33 ° , until we come to the star El Rischa , of the 3d magnitude , which is situated in the node , or ...
... mean length is about 16 ° , and breadth , 7 ° . Its mean right ascension is 15 ° , and its declination 25 ° N ... distance of 33 ° , until we come to the star El Rischa , of the 3d magnitude , which is situated in the node , or ...
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 ... distance below Zeta are the four principal stars , in the legs and feet . These form the square . They are marked ...
... mean declination 18 ° S. , and contains 19 small stars , of which , the four principal ones are of the 3d magni ... distance below Zeta are the four principal stars , in the legs and feet . These form the square . They are marked ...
Page 66
... mean right ascension of this extensive group is 150 ° , or 10 hours . Its center is therefore on the meridian the ... distance from the ecliptic , is less than 1⁄2 ° ; but its declination , or dis- tance from the equinoctial , is ...
... mean right ascension of this extensive group is 150 ° , or 10 hours . Its center is therefore on the meridian the ... distance from the ecliptic , is less than 1⁄2 ° ; but its declination , or dis- tance from the equinoctial , is ...
Other editions - View all
Common terms and phrases
3d magnitude 4th magnitude angle aphelion appear Arcturus Aries astronomers Auriga axis Beta blue bright star called celestial Cepheus circle cluster comet constellation Cor Caroli declination degree Delta Denebola diameter distant companion diurnal motion DOUBLE STAR Earth Earth's orbit east ecliptic equator equinoctial figure fixed stars Gamma head heavens hemisphere Herschel horizon Jupiter latitude Libra 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 tides tion triangle TRIPLE STAR Ursa Ursa Major Venus vernal equinox visible Zeta Zodiac