A Compendium of Astronomy: Intended to Simplify and Illustrate the Principles of the Science : and Give a Concise View of the Motions and Aspects of the Great Heavenly Luminaries : Adapted to the Use of Common Schools, as Well as Higher SeminariesCarter, Hendee & Company, 1832 - 180 pages |
From inside the book
Results 1-5 of 41
Page 11
... poles . Obliquity , inclination , the angular distance of a circle from the ecliptic . Oblique sphere , a position of the sphere , in which the equa- tor and parallels cross the horizon in an oblique direction . Opposition , opposite ...
... poles . Obliquity , inclination , the angular distance of a circle from the ecliptic . Oblique sphere , a position of the sphere , in which the equa- tor and parallels cross the horizon in an oblique direction . Opposition , opposite ...
Page 12
... poles . Poles of a planet or the sun , the extremities of its axis . Precession of the equinoxes , their retrograde motion in the heavens . Primary planets , those which perform their revolutions im- mediately round the sun . Projectile ...
... poles . Poles of a planet or the sun , the extremities of its axis . Precession of the equinoxes , their retrograde motion in the heavens . Primary planets , those which perform their revolutions im- mediately round the sun . Projectile ...
Page 13
... poles of the horizon . Zodiacal light , a pyramid or triangular beam of light , round- ed a little at the vertix , appearing before the twilight of the morning and after the twilight of the evening . Zodiac , a broad circle in the ...
... poles of the horizon . Zodiacal light , a pyramid or triangular beam of light , round- ed a little at the vertix , appearing before the twilight of the morning and after the twilight of the evening . Zodiac , a broad circle in the ...
Page 23
... occasioned by the motion of the earth in its orbit . The spots on the sun are generally confined to a zone extending about 35 ° each way from the solar equator . None have been seen nearer the poles than THE SUN . 23.
... occasioned by the motion of the earth in its orbit . The spots on the sun are generally confined to a zone extending about 35 ° each way from the solar equator . None have been seen nearer the poles than THE SUN . 23.
Page 24
... poles than the solar latitude of 39o 5 ' . The sun rarely appears pure and unsullied by spots . Sometimes however none are seen on his disk for sev- eral years in succession . From the year 1676 to the year 1684 , not a single spot was ...
... poles than the solar latitude of 39o 5 ' . The sun rarely appears pure and unsullied by spots . Sometimes however none are seen on his disk for sev- eral years in succession . From the year 1676 to the year 1684 , not a single spot was ...
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A Compendium of Astronomy; Intended to Simplify and Illustrate the ... John Vose No preview available - 2011 |
Common terms and phrases
ancient angle aphelion appear Aries ascending node Asteroids astronomers atmosphere attraction axis bissextile brazen meridian cause celestial centre comets commence computation conjunction constellations declination degree discovered disk diurnal rotation dominical letter east eclipses elevated Epact equal equator equinox fast of clock fixed stars full moon harvest moon heat heavenly body heavens hemisphere Herschel horizon hour immense inclination inferior planets inhabitants Jupiter latitude libration light longitude longitude for 100 luminary luminous lunar magnitude Mars Mean diameter Mean distance Mercury and Venus miles month move night obliquity observed opposite orbit parallax passing performs a revolution perihelion Plate polar circles poles primary planets rays reckoned refraction represented retrograde motion revolution round revolve right ascension rising round the earth round the sun satellites Saturn seen side sidereal slow of clock solar system spots Sun fast Sun slow sun's place superior conjunction telescope tides tion visible zenith