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Epitome of the Art of Navigation: Or, a Short, Easy and Methodical Way to ...
James Atkinson,William Mountaine
Podgląd niedostępny - 2018
according Amplitude Angle Aſcenſion Azimuth called Caſe Center Chapter Chords Column Compaſs Complement contained counted Courſe Degrees demand Departure Diameter Diff Difference of Latitude Difference of Longitude directed Diſtance draw drawn Eaſt Ecliptic equal Equator Equinoctial Example fails Feet firſt Foot Geometry given Globe half hath Horizon Hour Hypothenuſe Leagues leſs Line Lizard Logarithm meaſured Meridian Minutes North Note Number Oblique Circle Obſervation oppoſite Page Pages parallel perpendicular Place Plane Plate Points Pole Primitive Circle Prob Problem Proportion Quadrant Radius Remainder Right Right Circle Rule Sailing ſame Scale ſecond Ship Side Sine Sine Complement Sine Tangent Secant South South Latitude Spheric Geometry Spheric Triangle Spheric Trigonometry Star ſubtract Sun's Sun's Altitude Sun's Declination Table Tangent thereof theſe Things thoſe true tude Uſe Variation Weft Weſt
Strona 122 - We infer from this that a triangle can be constructed with three given lines as sides, when the sum of any two sides is greater than the third side.
Strona 153 - AZIMCTR circles, called azimuths, or vertical circles, are great circles of the sphere, intersecting each other in the zenith and nadir, and cutting the horizon at right angles in all the points thereof.
Strona 147 - ... globe. A Strait is a narrow part of the ocean lying between two shores, and opening a way into some sea, as the Straits of Gibraltar that lead into the Mediterranean Sea. A Creek is a small narrow part of the sea or river, that goes up but a little way into the land.
Strona 132 - ... the angle CGH (1. PI. Tr.): But since CG, HG are at right angles to DGB, which is the common section of the planes CBD, ABD, the angle CGH will be equal to the inclination of these planes (6.
Strona 107 - Difference of Latitude, is to the Difference of Longitude ; fo is the Sine Complement of the Middle Latitude, to the Tangent of the Courfe, or more briefly thus : As Diff.
Strona 212 - ... as the radius is to the tangent of the latitude ; so is the tangent of the sun's declination to the sine of the ascensional difference sought. This, converted into time, shows how much he rises...
Strona ii - Navigatio Britannica: or, a complete System of Navigation, in all its Branches, both with regard to theory and practice; containing Geometry, Plane and Spherical Trigonometry, Astronomy, and the doctrine of the Sphere, &c.
Strona 131 - Is to the cosine of half their difference, So is the cotangent of half the contained angle To the tangent of half the sum of the other angle*.