The Geography of the Heavens and Class-book of Astronomy: Accompanied by a Celestial Atlas |
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Page 14
... North Pole are always , and those around the South Pole , never visible to us . 21. These constellations are represented on the sixth and seventh maps , called circumpolar maps , which are an exact con- tinuation of the others , and ...
... North Pole are always , and those around the South Pole , never visible to us . 21. These constellations are represented on the sixth and seventh maps , called circumpolar maps , which are an exact con- tinuation of the others , and ...
Page 15
... south , and to hold them directly ... north , and the bottom towards the south ; the right hand side of the map will then be west , and the left - hand east . In using the circumpolar maps he must suppose himself to face the pole ...
... south , and to hold them directly ... north , and the bottom towards the south ; the right hand side of the map will then be west , and the left - hand east . In using the circumpolar maps he must suppose himself to face the pole ...
Page 17
... pole in small circles , and never disappear below the horizon . On this account they are said to be within the circle of perpetual apparition . On the other hand , the identity of the North Polar Star , strange as it may appear , is not ...
... pole in small circles , and never disappear below the horizon . On this account they are said to be within the circle of perpetual apparition . On the other hand , the identity of the North Polar Star , strange as it may appear , is not ...
Page 19
... pole . These three guides , in connection with the North Polar Star , point out to astronomers the position of that great circle in the heavens from which the right ascension of all the heavenly bodies is measured . MYTHOLOGICAL HISTORY ...
... pole . These three guides , in connection with the North Polar Star , point out to astronomers the position of that great circle in the heavens from which the right ascension of all the heavenly bodies is measured . MYTHOLOGICAL HISTORY ...
Page 22
... Pole are not visible in the United States ; those about the Arctic or Northern Pole , are always visible . HISTORY . 41. The ancient Greeks , who have some fable to account for the origin of almost every constellation , say , that as ...
... Pole are not visible in the United States ; those about the Arctic or Northern Pole , are always visible . HISTORY . 41. The ancient Greeks , who have some fable to account for the origin of almost every constellation , say , that as ...
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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 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