An Introduction to the True Astronomy: Or, Astronomical Lectures,: Read in the Astronomical School of the University of OxfordHenry Lintot, 1739 - 396 páginas |
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Página 1
... Distance from us , and the Appearances which arife from thefe Motions ; They who would learn this Science , must first be informed of the Manner how the Motions of di- ftant Bodies become vifible , and the Objects of our Senfes . AND ...
... Distance from us , and the Appearances which arife from thefe Motions ; They who would learn this Science , must first be informed of the Manner how the Motions of di- ftant Bodies become vifible , and the Objects of our Senfes . AND ...
Página 3
... Distance behind the Glafs , we fhall obferve upon the Paper , an exact Image of the Object , distinctly represented with its lively Colours . IF therefore the Image H of the Point F re- How Motion main unmoved on the fame Point of the ...
... Distance behind the Glafs , we fhall obferve upon the Paper , an exact Image of the Object , distinctly represented with its lively Colours . IF therefore the Image H of the Point F re- How Motion main unmoved on the fame Point of the ...
Página 7
... Distances . For Example : If the Angle ACB be equal to the Angle DEF , but the Distance CB triple of the Distance EF , the Line A B will be triple of the Line.DE : But if the Distance CB be not only triple of the Distance ef , but also ...
... Distances . For Example : If the Angle ACB be equal to the Angle DEF , but the Distance CB triple of the Distance EF , the Line A B will be triple of the Line.DE : But if the Distance CB be not only triple of the Distance ef , but also ...
Página 8
... Distance from us is above 100 times W greater than that of the Moon . If we know the apparent Diameter of any Bo- dy , we can from thence exactly know , by the Help of Trigonometrical Tables , what Proportion the Distance of that Body ...
... Distance from us is above 100 times W greater than that of the Moon . If we know the apparent Diameter of any Bo- dy , we can from thence exactly know , by the Help of Trigonometrical Tables , what Proportion the Distance of that Body ...
Página 9
... Distance of three Diameters of the Earth : As likewife we can difcern how it would appear , if we approached it much nearer , and view it only at the Distance of 1000 Miles ; for from thence we should be able to discover in it vaft ...
... Distance of three Diameters of the Earth : As likewife we can difcern how it would appear , if we approached it much nearer , and view it only at the Distance of 1000 Miles ; for from thence we should be able to discover in it vaft ...
Outras edições - Ver tudo
An Introduction to the True Astronomy: Or, Astronomical Lectures,: Read in ... John Keill Visualização integral - 1739 |
An Introduction to the True Astronomy: Or, Astronomical Lectures, Read in ... John Keill Visualização integral - 1739 |
An Introduction to the True Astronomy: Or, Astronomical Lectures, Read in ... John Keill Pré-visualização indisponível - 2018 |
Palavras e frases frequentes
Æquator Aftronomers alfo alſo Altitude Angle Aphelion appear Arch arife Axis becauſe Body called Center Circle Circle of Latitude Co-fine Comet conftantly Conjunction Courſe defcribe Degrees Diameter Difference diftant Disk Diſtance diurnal Motion Eaft Earth Eccentrick Eclipfe Ecliptick equal Equator Equinoctial fame feem feen fhall fhew fhining fhould fince firft firſt fixed Stars fmall fome fometimes ftance ftill fuch fuppofe greateſt Heavens Horizon Hours increaſe inferior Planets Interfection itſelf Jupiter Latitude Lect Lecture lefs likewife Longitude Mars mean Anomaly Meaſure Meridian Minutes Moon Moon's moſt move muſt Nodes Number obferved oppofite Orbit paffes paffing thro Parallax parallel Penumbra Perihelion perpendicular Place Planet Plate Pofition Point Pole Proportion Quadrant Radius reft reprefent rifes right Afcenfion right Line round the Sun Saturn ſeen Semidiameter Shadow ſhall Sine Spectator Sun's Teleſcope thefe thence theſe thofe tion Triangle true true Anomaly Velocity Venus Vertex vifible Weft whofe