The Geography of the Heavens and Class-book of Astronomy: Accompanied by a Celestial Atlas |
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Page 16
... Sirius , Aldebaran , Regulus , & c . 25. The stars are still further distinguished , as single , double , triple , multiple , binary , variable , new , and nebulous . A single star is one that appears as a unit under the most powerful ...
... Sirius , Aldebaran , Regulus , & c . 25. The stars are still further distinguished , as single , double , triple , multiple , binary , variable , new , and nebulous . A single star is one that appears as a unit under the most powerful ...
Page 43
... Sirius , or the Dog - star , on the other . In Job they are called the Bands of Orion ; while the ancient husband- men called them Jacob's rod , and sometimes the Rake . The University of Leipsic , in 1807 , gave them the name of ...
... Sirius , or the Dog - star , on the other . In Job they are called the Bands of Orion ; while the ancient husband- men called them Jacob's rod , and sometimes the Rake . The University of Leipsic , in 1807 , gave them the name of ...
Page 46
... Sirius and Naos , in the ship , a large equi- lateral triangle . 79. What other name has Alpha ; and with Beta what does it form ? What further description ? HISTORY . - Why was Lepus placed in the heavens ? TELESCOPIC OBJECTS . - Alpha ...
... Sirius and Naos , in the ship , a large equi- lateral triangle . 79. What other name has Alpha ; and with Beta what does it form ? What further description ? HISTORY . - Why was Lepus placed in the heavens ? TELESCOPIC OBJECTS . - Alpha ...
Page 47
... Sirius . Theemim , in the southern streams is a star of the 3d magnitude , about 17 ° S. W. of the square in Lepus , and may be known by means of a smaller star 1o above it . Acher- nar is a brilliant star of the 1st magnitude , in the ...
... Sirius . Theemim , in the southern streams is a star of the 3d magnitude , about 17 ° S. W. of the square in Lepus , and may be known by means of a smaller star 1o above it . Acher- nar is a brilliant star of the 1st magnitude , in the ...
Page 52
... Sirius . A 6 , and B 7 % , both white . An elegant but difficult object . 2. A close DOUBLE STAR in the eye of the Lynx , between Dubhi and Capella ; R. A. 6h . 38m . 57s .; Dec. N. 59 ° 37 ' 6 " . A 51⁄2 , golden yellow ; B7 , purple ...
... Sirius . A 6 , and B 7 % , both white . An elegant but difficult object . 2. A close DOUBLE STAR in the eye of the Lynx , between Dubhi and Capella ; R. A. 6h . 38m . 57s .; Dec. N. 59 ° 37 ' 6 " . A 51⁄2 , golden yellow ; B7 , purple ...
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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