International Geomagnetic Reference Field

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• International Geomagnetic Reference Model — The International Geomagnetic Reference Model (IGRF) is mathematical representation of Earth s magnetic field developed by the National Oceanic and Atmospheric Administration (NOAA). It is used in applications to determine heading or attitude… …   Wikipedia

• Geomagnetic pole — Illustration of the difference between geomagnetic poles (Nm and Sm) and geographical poles (Ng and Sg). The geomagnetic poles are antipodal points where the axis of a theoretical dipole intersects the Earth s surface. This dipole is equivalent… …   Wikipedia

• Geomagnetic latitude — is a parameter analogous to geographic latitude, except that bearing is with respect to the magnetic poles, as opposed to the geographic poles.An approximation of magnetic latitude may be made with the tilted dipole model of the Earth s magnetic… …   Wikipedia

• Earth's magnetic field — Computer simulation of the Earth s field in a normal period between reversals.[1] The tubes represent magnetic field lines, blue when the field points towards the center and yellow when away. The rotation axis of the Earth is centered and… …   Wikipedia

• geomagnetic field — Magnetic field associated with the Earth. It is essentially dipolar (i.e., it has two poles, the northern and southern magnetic poles) on the Earth s surface. Away from the surface, the field becomes distorted. Most geomagnetists explain the… …   Universalium

• IGRF — International Geomagnetic Reference Field Contributor: CASI …   NASA Acronyms

• Ряд Гаусса — Ряд Гаусса  широко применяемое выражение для скалярного магнитного потенциала магнитного поля Земли. Записанное в геоцентрических сферических координатах , , , оно используется в качестве международного эталона нормального геомагнитного… …   Википедия

• L-shell — The L shell, L value, or McIlwain L parameter (after Carl McIlwain) is a parameter describing a particular set of planetary magnetic field lines. Colloquially, L value often describes the set of magnetic field lines which cross the Earth s… …   Wikipedia

• Erdmagnetfeld — Das Erdmagnetfeld ist das Magnetfeld, das die Erde umgibt. Es wird von dem so genannten Geodynamo erzeugt. Nahe der Erdoberfläche ähnelt das Feld dem eines magnetischen Dipols; siehe Abbildung unten. Die magnetischen Feldlinien treten im… …   Deutsch Wikipedia

• Pol (Geomagnetismus) — Modell der Erdkugel mit Dipolfeld und induzierten Feldern Die geomagnetischen Pole der Erde sind im Unterschied zum tatsächlich gemessenen magnetischen Nord und Südpol theoretische Pole des Erdmagnetfeldes. Sie werden aus dem mittleren Verlauf… …   Deutsch Wikipedia

• World Magnetic Model — The World Magnetic Model (WMM) is the standard geomagnetic model of the United States Department of Defense (DoD), the Ministry of Defence (United Kingdom), the North Atlantic Treaty Organization (NATO), and the World Hydrographic Office (WHO)… …   Wikipedia