Encyclopædia Britannica: Or, A Dictionary of Arts, Sciences, and Miscellaneous Literature, 2. köide,2. osaColin Macfarquhar, George Gleig A. Bell and C. Macfarquhar, 1797 |
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Page 439
... seen . Mr Wargentin , who communica- ted several obfervations of the first external contact , fays , that he could not mark the time exactly , because of the undulation of the limb of the fun ; but thought it very remarkable that , at ...
... seen . Mr Wargentin , who communica- ted several obfervations of the first external contact , fays , that he could not mark the time exactly , because of the undulation of the limb of the fun ; but thought it very remarkable that , at ...
Page 545
... seen at O. This cafe may also be refolved by the former ; for imagine the ftars b , c , ( fig . 165. ) to be elevated at right angles above the plane of the fi- gure , fo that a Ob , or a O c , may make an angle of 5 " at O ; then ...
... seen at O. This cafe may also be refolved by the former ; for imagine the ftars b , c , ( fig . 165. ) to be elevated at right angles above the plane of the fi- gure , fo that a Ob , or a O c , may make an angle of 5 " at O ; then ...
Page 693
... seen much more frequently ; and perhaps this , as well as other natural phenomena , may have fome stated times of returning . Hiftory by D : Halley . The only thing that resembles a diftinct hiftory of this phenomenon , is what we have ...
... seen much more frequently ; and perhaps this , as well as other natural phenomena , may have fome stated times of returning . Hiftory by D : Halley . The only thing that resembles a diftinct hiftory of this phenomenon , is what we have ...
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Common terms and phrases
aftronomers againſt alfo alſo ancient angle appear Athenians Athens atmoſphere Attica aurora borealis axis becauſe body cafe called caufe cauſe centre circle comet confequently confiderable confifts defcribed degrees difcovered difk diftance diurnal motion earth eclipfe equal equator faid fame fatellites fays fecond feems feen fent feven feveral fhadow fhall fhip fhould fhows fide figns fince firft fituation fixed ftars fmall folar fome fometimes foon fouth fpots ftars ftate ftill fubject fuch fufficient fun's fuppofed furface fyftem greateſt himſelf increaſed inftrument interfects itſelf Jupiter king laft leaft lefs likewife mean Anomaly meaſure meridian moft moon moon's moſt motion move muft muſt node obferved occafion oppofite orbit paffing parallax perfon planets pofition pole prefent purpoſe reafon refpect reft reprefented rife round Saturn ſmall ſpace ſpots ſtars teleſcope thefe themſelves theſe thofe thoſe tion uſed Venus weft whofe