The Geography of the Heavens, and Class Book of Astronomy: Accompanied by a Celestial Atlas |
From inside the book
Results 1-5 of 80
Page xxiv
... four maps about fourteen inches square , de- ineated on the same principles as geographical projections , exhi- Diting the stars that pass near the meridian at a certain hour , along with the circumjacent constellations for every month ...
... four maps about fourteen inches square , de- ineated on the same principles as geographical projections , exhi- Diting the stars that pass near the meridian at a certain hour , along with the circumjacent constellations for every month ...
Page 28
... four equal parts , and mark the seasons of the year . One of them passes through the equinoxes at Aries and Libra , and is thence called the Equinoctial Colure ; the other passes through the solstitial points or the points of the Sun's ...
... four equal parts , and mark the seasons of the year . One of them passes through the equinoxes at Aries and Libra , and is thence called the Equinoctial Colure ; the other passes through the solstitial points or the points of the Sun's ...
Page 29
... four minutes , than they did on the preceding . This is called their daily acceleration . It amounts to just two hours a month . EXAMPLE . Those stars and constellations which do not rise until 10 o'clock this evening , will , at the ...
... four minutes , than they did on the preceding . This is called their daily acceleration . It amounts to just two hours a month . EXAMPLE . Those stars and constellations which do not rise until 10 o'clock this evening , will , at the ...
Page 31
... four maps , and in the circumference of the circumpolar maps , in- dicates the daily progress of the stars in right ascension , and shows on what day of the month any star will be on the me ridian at 9 o'clock in the evening . The ...
... four maps , and in the circumference of the circumpolar maps , in- dicates the daily progress of the stars in right ascension , and shows on what day of the month any star will be on the me ridian at 9 o'clock in the evening . The ...
Page 37
... four very small stars we come to Mira , in the Whale , a star of about the 3d magnitude , and known as the " Wonderful Star of 1596. " El Rischa may be otherwise identified by means of a remarkable cluster of five stars in the form of a ...
... four very small stars we come to Mira , in the Whale , a star of about the 3d magnitude , and known as the " Wonderful Star of 1596. " El Rischa may be otherwise identified by means of a remarkable cluster of five stars in the form of a ...
Other editions - View all
Common terms and phrases
3d magnitude 4th magnitude ancient angle appear Arcturus Argo Navis Aries astronomers Auriga axis Beta brightest called Cassiopeia celestial centre Cepheus circle cluster colure comet constellation Cor Caroli declination degree Denebola diameter direction distinguished diurnal motion Earth east ecliptic equal equator equinoctial figure fixed stars Gamma globe head heavenly bodies heavens Hercules Herschel horizon Jupiter latitude length Libra light longitude luminous Mars mean distance Mercury meridian millions of miles minutes Moon Moon's motion naked eye nearly nebulæ night node north pole northern hemisphere o'clock observed orbit Orion parallax passing perihelion period Perseus phenomena planets Pleiades polar star principal star represented revolution revolve right ascension rise satellites Saturn seasons seen side sidereal Sirius situated small stars solar system solstice southern spots square Sun's supposed surface Taurus telescope tion triangle Ursa Venus vernal equinox Virgo visible whole number Zeta Zodiac