WebMar 1, 2024 · R – Earth's radius ( R = 6371 km ); and d – Distance between them along Earth's surface. Keep in mind that the angles θ₁ and θ₂ are not the same as those used in the spherical coordinate system introduced above. They denote latitude in this formula. 🙋 Having trouble finding central angles? WebA The radius of the earth is the straight distance from the earth’s center to a point on its surface. This value is between 6,378 km, particularly around the equator and about 6,357 …

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Earth radius (denoted as R🜨 or $${\displaystyle R_{E}}$$) is the distance from the center of Earth to a point on or near its surface. Approximating the figure of Earth by an Earth spheroid, the radius ranges from a maximum of nearly 6,378 km (3,963 mi) (equatorial radius, denoted a) to a minimum of nearly 6,357 km … See more Earth's rotation, internal density variations, and external tidal forces cause its shape to deviate systematically from a perfect sphere. Local topography increases the variance, resulting in a surface of profound complexity. Our … See more The following radii are derived from the World Geodetic System 1984 (WGS-84) reference ellipsoid. It is an idealized surface, and the Earth measurements used to calculate it … See more The Earth can be modeled as a sphere in many ways. This section describes the common ways. The various radii derived here use the notation and dimensions noted above for the Earth as derived from the WGS-84 ellipsoid; namely, Equatorial radius: a … See more Earth's diameter is simply twice Earth's radius; for example, equatorial diameter (2a) and polar diameter (2b). For the WGS84 ellipsoid, that's respectively: • 2a = 12,756.2740 km (7,926.3812 mi), • 2b = 12,713.5046 km (7,899.8055 mi). See more Geocentric radius The geocentric radius is the distance from the Earth's center to a point on the spheroid surface at geodetic latitude φ: where a and b are, respectively, the equatorial radius … See more The mathematical expressions above apply over the surface of the ellipsoid. The cases below considers Earth's topography, above or below a See more The first published reference to the Earth's size appeared around 350 BC, when Aristotle reported in his book On the Heavens that mathematicians had guessed the … See more WebSep 20, 2024 · What is the formula to find radius of Earth? So, for him the following relationship between objects will apply: 7.2 / 360 = 787 / x. Here x is the circumference of the earth. On solving the circumference of the earth we get 39,350 kilometres. r = 39350/ 6.28 = 6267 kilometer. How do you find the radius of a planet in physics? bank albaraka turkey

what is the radius of the earth in meters

WebJan 28, 2024 · The radius of our planet, The Earth, is the distance from the centre of the Earth to a point on or near its surface, and it ranges from nearly 6,378 km to nearly 6,357 … WebEarth's circumference is the distance around Earth. Measured around the Equator, it is 40,075.017 km (24,901.461 mi). Measured around the poles, the circumference is 40,007.863 km (24,859.734 mi). [1] Measurement of Earth's circumference has been important to navigation since ancient times. WebSolar radius is a unit of distance used to express the size of stars in astronomy relative to the Sun.The solar radius is usually defined as the radius to the layer in the Sun's photosphere where the optical depth equals 2/3 [citation needed]: = 695,700 kilometres (432,300 miles) is approximately 10 times the average radius of Jupiter, 109 times the … plain sunset