geophysical observatories

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• Colaba Observatory — Colaba Observatory[1][2] was an astronomical, timekeeping, geomagnetic and meteorological observatory located on the Island of Colaba, Mumbai (Bombay), India. History The Colaba Observatory [3] located in Bombay was built in 1826 by the East… …   Wikipedia

• Antarctica — /ant ahrk ti keuh, ahr ti /, n. the continent surrounding the South Pole: almost entirely covered by an ice sheet. ab. 5,000,000 sq. mi. (12,950,000 sq. km). Also called Antarctic Continent. * * * Antarctica Introduction Antarctica Background:… …   Universalium

• Mauna Loa Observatory — The Observatory from air. Satellite image …   Wikipedia

• Equatorial electrojet — thumb|400px|A snap shot of the Earth’s magnetic field at 400 Km altitude due to the ionsopheric current systems. The equatorial intensification of the magnetic field is due to Equatorial Electrojet (EEJ). EEJ peaks over Indian ocean region at… …   Wikipedia

• NASA Earth Observatory — is an online publishing outlet for NASA which was created in 1999. It is the principal source of satellite imagery and other scientific information pertaining to the climate and the environment which are being provided by NASA for consumption by… …   Wikipedia

• Timeline of binary prefixes — This article presents a terminology timeline of binary prefixes.1940s; 1943 1944:*J.W. Tukey coins the word bit as an abbreviation of binary digit . [http://catb.org/ esr/jargon/html/B/bit.html The Jargon File (version 4.4.7)] ] ; 1948:*… …   Wikipedia

• Spacecraft magnetometers — Magnetometers are one of the most widely used scientific instruments in exploratory and observation satellites. These instruments were instrumental in the discovery of the Van Allen radiation belts around Earth, discovered on the very first… …   Wikipedia

• OGO —    Orbiting Geophysical Observatories. A total of six launches between 1964 and 1969 …   The writer's dictionary of science fiction, fantasy, horror and mythology

• 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

• South African Astronomical Observatory — The Southern African Large Telescope Organ …   Wikipedia

• Mauna Kea — with its seasonal snow cap visible Elevation 4,205 m (13,796  …   Wikipedia