Elementary Lessons in Astronomy |
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Page xi
... Transit of Venus . The Transit of 1882 . • XLVII . - Comparison of the Old and New Values of the Sun's Distance . Distance of the Stars . Determination of Real Sizes 273 280 289 LESSON CHAPTER IX . UNIVERSAL GRAVITATION . PAGE XLVIII ...
... Transit of Venus . The Transit of 1882 . • XLVII . - Comparison of the Old and New Values of the Sun's Distance . Distance of the Stars . Determination of Real Sizes 273 280 289 LESSON CHAPTER IX . UNIVERSAL GRAVITATION . PAGE XLVIII ...
Page xiii
... Transit Circle . · 225 229 XIV . Portable Altazimuth 245 . 251 FIG . 1. Orbit of a Double Star 2. The Double - double Star e Lyræ 3. Position of the Sun's axis . 4. Part of a Sun - spot , as seen in a powerful tele- scope 5. Section of ...
... Transit Circle . · 225 229 XIV . Portable Altazimuth 245 . 251 FIG . 1. Orbit of a Double Star 2. The Double - double Star e Lyræ 3. Position of the Sun's axis . 4. Part of a Sun - spot , as seen in a powerful tele- scope 5. Section of ...
Page xiv
... Transit of Venus 283 185 37. Varying Appearances of Saturn's Rings 61. Ditto , Sun's Disc , as seen from the Earth 285 187 62. Ditto , reversed . ib . 38. Saturn when the Plane of the Ring passes through the Earth 188 39. Ditto , when ...
... Transit of Venus 283 185 37. Varying Appearances of Saturn's Rings 61. Ditto , Sun's Disc , as seen from the Earth 285 187 62. Ditto , reversed . ib . 38. Saturn when the Plane of the Ring passes through the Earth 188 39. Ditto , when ...
Page xv
Sir Norman Lockyer. ELEMENTARY LESSONS IN ASTRONOMY . 51 INTRODUCTION . GENERAL NOTIONS . - THE USES OF 102 Transit Circle 225 229.
Sir Norman Lockyer. ELEMENTARY LESSONS IN ASTRONOMY . 51 INTRODUCTION . GENERAL NOTIONS . - THE USES OF 102 Transit Circle 225 229.
Page 114
... transit . In a solar eclipse , could we observe it from Venus , we should see a similar spot sweeping over the Earth's surface . 270. We now come to Saturn ; and here again , as in the case of Jupiter , we come upon another departure ...
... transit . In a solar eclipse , could we observe it from Venus , we should see a similar spot sweeping over the Earth's surface . 270. We now come to Saturn ; and here again , as in the case of Jupiter , we come upon another departure ...
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Common terms and phrases
angular aphelion apparent motion appear astronomers atmosphere attraction base line Boötes called Cassiopea celestial equator celestial pole celestial sphere centre Cepheus clock colour comet constellations density determined diameter direction Earth Earth's axis Earth's rotation Earth's surface ecliptic equal equatorial exactly eye-piece fact fall feet globe Greenwich heat heavenly body heavens Hence horizon inclined instance Jupiter latitude length lens LESSON light longitude Mars mass mean sun measured meridian meteors midnight miles Moon Moon's nearly nebulæ Neptune night node noon object-glass observed occupied parallax pass path perihelion period planet point of Aries polar portion position prism rays refraction represent revolution revolve round right ascension ring rise round the Sun satellites Saturn seen shadow side sidereal solar day solstice spectrum stars Sun's suppose telescope tion triangle true sun Uranus Ursa Major vapour varies velocity Venus vernal equinox visible zenith distance
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