140 relations: Acapulco, Africa, Age of Discovery, Altitude, Americas, Amplitude modulation, Andrés de Urdaneta, Antenna (radio), Archipendulum, Artes Mechanicae, Asia, Astrolabe, Atlantic Ocean, Bartolomeu Dias, BeiDou Navigation Satellite System, Bowditch's American Practical Navigator, Cartography, Catholic Monarchs, Celestial navigation, CHAYKA, China, Christopher Columbus, Circle of equal altitude, Classical antiquity, Code of Federal Regulations, Compass, Dead reckoning, Decca Navigator System, Degree (angle), Depth sounding, Earthquake, Echo sounding, Egyptian pyramids, Electronics, Equator, European Union, Ferdinand Magellan, Fix (position), Galileo (satellite navigation), Geographic coordinate system, Germany, Global Positioning System, GLONASS, Greenwich Mean Time, Guam, Hellenistic period, Henry the Navigator, Hertz, Hyperbola, India, ..., Indian Ocean, Indies, Inertial navigation system, International Maritime Organization, Islamic Golden Age, Japan, Jargon, Juan Sebastián Elcano, Kingdom of Majorca, Kuroshio Current, Latin, Latitude, Leeway, Lighthouse, Line-of-sight propagation, List of selected stars for navigation, Longitude, Loran-C, Low frequency, Lunar distance (navigation), Maluku Islands, Marine chronometer, Mariner's astrolabe, Maritime pilot, Medium Earth orbit, Moon, Mooring (watercraft), Morse code, Multilateration, Nautical almanac, Nautical chart, Navigator, New York City, North Pole, Oil platform, Omega (navigation system), Orienteering, Pacific Ocean, Philippines, Pilotage, Planet, Polaris, Polynesian navigation, Portuguese discoveries, Portuguese Empire, Position fixing, Position line, Prime meridian, Prime meridian (Greenwich), Prime vertical, Public good, Radar navigation, Radio, Radio direction finder, Radio navigation, Radio Navigational Aids, Ramon Llull, Risk management, Russia, Sanlúcar de Barrameda, Satellite, Satellite constellation, Satellite navigation, Sea captain, Sextant, South America, South Pole, Spain, Spherical trigonometry, Sun, Surveying, Sydney, Synchronization, The Stationery Office, Time signal, Time transfer, Timeline of Magellan's circumnavigation, UGM-27 Polaris, United States, United States Air Force, United States Department of Defense, United States dollar, Vasco da Gama, Voyages of Christopher Columbus, Wayfinding, World War II, 151st meridian east, 180th meridian, 50th Space Wing, 74th meridian west. Expand index (90 more) » « Shrink index
Acapulco de Juárez, commonly called Acapulco, is a city, municipality and major seaport in the state of Guerrero on the Pacific coast of Mexico, southwest from Mexico City.
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Africa is the world's second-largest and second-most-populous continent.
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The Age of Discovery is an informal and loosely defined European historical period from the 15th century to the 18th century, marking the time in which extensive overseas exploration emerged as a powerful factor in European culture.
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Altitude or height (sometimes known as depth) is defined based on the context in which it is used (aviation, geometry, geographical survey, sport, and more).
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The Americas, or America,"America." The Oxford Companion to the English Language (ISBN 0-19-214183-X).
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Amplitude modulation (AM) is a modulation technique used in electronic communication, most commonly for transmitting information via a radio carrier wave.
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Friar Andrés de Urdaneta, O.S.A., (November 30, 1498 – June 3, 1568) was a Basque circumnavigator, explorer and Augustinian friar.
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An antenna (plural antennae or antennas), or aerial, is an electrical device which converts electric power into radio waves, and vice versa.
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The archipendulum is an ancient ancestor of the spirit level and astrolabe, and was used to check whether a line was horizontal or at a desired inclination.
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Artes Mechanicae, or mechanical arts, are a medieval concept of ordered practices or skills, often juxtaposed to the traditional seven liberal arts Artes liberales.
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Asia is the Earth's largest and most populous continent, located primarily in the eastern and northern hemispheres.
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An astrolabe (ἀστρολάβος astrolabos, "star-taker"), Oxford English Dictionary 2nd ed.
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The Atlantic Ocean is the second largest of the world's oceanic divisions, following the Pacific Ocean.
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Bartolomeu Dias (Anglicized: Bartholomew Diaz; c. 1451 – 29 May 1500), a nobleman of the Portuguese royal household, was a Portuguese explorer.
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The BeiDou Navigation Satellite System (BDS) is a Chinese satellite navigation system.
The American Practical Navigator (colloquially often referred to as Bowditch), originally written by Nathaniel Bowditch, is an encyclopedia of navigation.
Cartography (from Greek χάρτης khartēs, "map"; and γράφειν graphein, "write") is the study and practice of making maps.
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The Catholic Monarchs (Reyes Católicos) is the joint title used in history for Queen Isabella I of Castile and King Ferdinand II of Aragon.
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Celestial navigation, also known as astronavigation, is the ancient art and science of position fixing that enables a navigator to transition through a space without having to rely on estimated calculations, or dead reckoning, to know their position.
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Chayka (Чайка, lit. "seagull") is a Russian terrestrial radio navigation system, similar to LORAN-C. It operates on similar frequencies around 100 kHz, and uses the same techniques of comparing both the envelope and the signal phase to accurately determine location.
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China, officially the People's Republic of China (PRC), is a sovereign state in East Asia.
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Christopher Columbus (Cristoforo Colombo; Cristóbal Colón; Cristóvão Colombo; born between 31 October 1450 and 30 October 1451, Genoa; died 20 May 1506, Valladolid) was an Italian explorer, navigator, colonizer and citizen of the Republic of Genoa.
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The circle of equal altitude also called circle of position, CoP, is the real line of position in celestial navigation.
Classical antiquity (also the classical era, classical period or classical age) is a broad term for a long period of cultural history centered on the Mediterranean Sea, comprising the interlocking civilizations of ancient Greece and ancient Rome, collectively known as the Greco-Roman world.
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The Code of Federal Regulations (CFR) is the codification of the general and permanent rules and regulations (sometimes called administrative law) published in the Federal Register by the executive departments and agencies of the federal government of the United States.
A compass is an instrument used for navigation and orientation that shows direction relative to the geographic cardinal directions, or "points".
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In navigation, dead reckoning or dead-reckoning (also ded for deduced reckoning or DR) is the process of calculating one's current position by using a previously determined position, or fix, and advancing that position based upon known or estimated speeds over elapsed time and course.
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The Decca Navigator System was a hyperbolic radio navigation system which allowed ships and aircraft to determine their position by receiving radio signals from fixed navigational beacons.
A degree (in full, a degree of arc, arc degree, or arcdegree), usually denoted by ° (the degree symbol), is a measurement of plane angle, representing of a full rotation.
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Depth sounding refers to the act of measuring depth.
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An earthquake (also known as a quake, tremor or temblor) is the perceptible shaking of the surface of the Earth, which can be violent enough to destroy major buildings and kill thousands of people.
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Echo sounding is a type of SONAR used to determine the depth of water by transmitting sound pulses into water.
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The Egyptian pyramids are ancient pyramid-shaped masonry structures located in Egypt.
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Electronics is the science of how to control electric energy, energy in which the electrons have a fundamental role.
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An equator is the intersection of a sphere's surface with the plane perpendicular to the sphere's axis of rotation and midway between the poles.
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The European Union (EU) is a politico-economic union of EUnum member states that are located primarily in Europe.
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Ferdinand Magellan (or; Fernão de Magalhães,; Fernando de Magallanes,; c. 1480 – 27 April 1521) was a Portuguese explorer who organised the Spanish expedition to the East Indies from 1519 to 1522, resulting in the first circumnavigation of the Earth.
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In position fixing navigation, a position fix (PF) or simply a fix is a position derived from measuring external reference points.
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Galileo is the global navigation satellite system (GNSS) that is currently being created by the European Union (EU) and Space Agency (ESA).
A geographic coordinate system is a coordinate system that enables every location on the Earth to be specified by a set of numbers or letters.
Germany (Deutschland), officially the Federal Republic of Germany (Bundesrepublik Deutschland), is a federal parliamentary republic in western-central Europe.
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The Global Positioning System (GPS) is a space-based navigation system that provides location and time information in all weather conditions, anywhere on or near the Earth where there is an unobstructed line of sight to four or more GPS satellites.
GLONASS (ГЛОНАСС,; Глобальная навигационная спутниковая система; transliteration), or "GLObal NAvigation Satellite System", is a space-based satellite navigation system operated by the Russian Aerospace Defence Forces.
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Greenwich Mean Time (GMT) is the mean solar time at the Royal Observatory in Greenwich, London.
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Guam (or; Chamorro: Guåhån) is an organized, unincorporated territory of the United States in the western Pacific Ocean.
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The Hellenistic period covers the period of ancient Greek (Hellenic) history and Mediterranean history between the death of Alexander the Great in 323 BC and the emergence of the Roman Empire as signified by the Battle of Actium in 31 BC and the subsequent conquest of Ptolemaic Egypt the following year.
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Infante Henrique of Portugal, Duke of Viseu (4 March 1394 – 13 November 1460), better known as Henry the Navigator (Henrique, o Navegador) was an important figure in 15th-century Portuguese politics and in the early days of the Portuguese Empire.
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The hertz (symbol Hz) is the unit of frequency in the International System of Units (SI) and is defined as one cycle per second.
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In mathematics, a hyperbola (plural hyperbolas or hyperbolae) is a type of smooth curve, lying in a plane, defined by its geometric properties or by equations for which it is the solution set.
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India, officially the Republic of India, is a country in South Asia.
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The Indian Ocean is the third largest of the world's oceanic divisions, covering approximately 20% of the water on the Earth's surface.
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The Indies or East Indies (or East India) is a term that has been used to describe the lands of South and South East Asia,Oxford Dictionary of English 2e, Oxford University Press, 2003, East Indies/East India occupying all of the present India, Pakistan, Bangladesh, Burma, Nepal, Bhutan, Sri Lanka, the Maldives, most of Indonesia, Thailand, Cambodia, Laos, Vietnam, Brunei, Singapore, the Philippines, East Timor, and Malaysia.
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An inertial navigation system (INS) is a navigation aid that uses a computer, motion sensors (accelerometers) and rotation sensors (gyroscopes) to continuously calculate via dead reckoning the position, orientation, and velocity (direction and speed of movement) of a moving object without the need for external references.
The International Maritime Organization (IMO), known as the Inter-Governmental Maritime Consultative Organization (IMCO) until 1982, is a specialised agency of the United Nations responsible for regulating shipping.
The Islamic Golden Age refers to the period in Islam's history during the Middle Ages from the 8th century to the 13th century when much of the historically Arabic-speaking world was ruled by various caliphates, experiencing a scientific, economic, and cultural flourishing.
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Japan (日本 Nippon or Nihon; formally or Nihon-koku, "State of Japan") is an island country in East Asia.
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Jargon is a type of language that is used in a particular context and may not be well understood outside of it.
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Juan Sebastián Elcano (1476 – 4 August 1526) was a Basque explorer who completed the first circumnavigation of the Earth.
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The Kingdom of Majorca (Regne de Mallorca,; Reino de Mallorca; Regnum Maioricae) was founded by James I of Aragon, also known as James The Conqueror.
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The is a north-flowing ocean current on the west side of the North Pacific Ocean.
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Latin (Latin: lingua latīna) is a classical language belonging to the Italic branch of the Indo-European languages.
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In geography, latitude (φ) is a geographic coordinate that specifies the north-south position of a point on the Earth's surface.
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Leeway is the amount of drift motion to leeward of an object floating in the water caused by the component of the wind vector that is perpendicular to the object’s forward motion.
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A lighthouse is a tower, building, or other type of structure designed to emit light from a system of lamps and lenses and used as a navigational aid for maritime pilots at sea or on inland waterways.
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Line-of-sight propagation is a characteristic of electromagnetic radiation or acoustic wave propagation.
Fifty-eight selected navigational stars are given a special status in the field of celestial navigation.
Longitude (or, British also), is a geographic coordinate that specifies the east-west position of a point on the Earth's surface.
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Loran-C is a hyperbolic radio navigation system which allows a receiver to determine its position by listening to low frequency radio signals transmitted by fixed land-based radio beacons.
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Low frequency (low freq) or LF is the ITU designation for radio frequencies (RF) in the range of 30 kHz–300 kHz.
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In celestial navigation, lunar distance is the angle between the Moon and another celestial body.
The Maluku Islands or the Moluccas are an archipelago within Indonesia.
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A marine chronometer is a timepiece that is precise and accurate enough to be used as a portable time standard; it can therefore be used to determine longitude by means of celestial navigation.
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The mariner's astrolabe, also called sea astrolabe, was an inclinometer used to determine the latitude of a ship at sea by measuring the sun's noon altitude (declination) or the meridian altitude of a star of known declination.
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A pilot is a mariner who manoeuvres ships through dangerous or congested waters, such as harbors or river mouths, and completes the berthing / unberthing operation of the ships by controlling the ship's manoeuvrability directly and the tugs and shore linesmen through a radio.
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Medium Earth orbit (MEO), sometimes called intermediate circular orbit (ICO), is the region of space around the Earth above low Earth orbit (altitude of) and below geostationary orbit (altitude of). The most common use for satellites in this region is for navigation, communication, and geodetic/space environment science.
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The Moon (in Greek: Selene, in Latin: Luna) is Earth's only natural satellite.
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A mooring refers to any permanent structure to which a vessel may be secured.
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Morse code is a method of transmitting text information as a series of on-off tones, lights, or clicks that can be directly understood by a skilled listener or observer without special equipment.
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Multilateration (MLAT) is a navigation technique based on the measurement of the difference in distance to two stations at known locations that broadcast signals at known times.
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A nautical almanac is a publication describing the positions of a selection of celestial bodies for the purpose of enabling navigators to use celestial navigation to determine the position of their ship while at sea.
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A nautical chart is a graphic representation of a maritime area and adjacent coastal regions.
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A navigator is the person on board a ship or aircraft responsible for its navigation.
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New York – often called New York City or the City of New York to distinguish it from the State of New York, of which it is a part – is the most populous city in the United States and the center of the New York metropolitan area, the premier gateway for legal immigration to the United States and one of the most populous urban agglomerations in the world.
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The North Pole, also known as the Geographic North Pole, Celestial North Pole, or Terrestrial North Pole, is (subject to the caveats explained below) defined as the point in the Northern Hemisphere where the Earth's axis of rotation meets its surface.
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An oil platform, offshore platform, or (colloquially) oil rig is a large structure with facilities to drill wells, to extract and process oil and natural gas, or to temporarily store product until it can be brought to shore for refining and marketing.
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OMEGA was the first truly global-range radio navigation system, operated by the United States in cooperation with six partner nations.
Orienteering is a family of sports that requires navigational skills using a map and compass to navigate from point to point in diverse and usually unfamiliar terrain, and normally moving at speed.
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The Pacific Ocean is the largest of the Earth's oceanic divisions.
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The Philippines (Pilipinas), officially known as the Republic of the Philippines (Republika ng Pilipinas), is a sovereign island country in Southeast Asia situated in the western Pacific Ocean.
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Pilotage is the use of fixed visual reference on the ground or sea by means of sight or radar to guide oneself to a destination, sometimes with the help of a map or nautical chart.
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A planet is an astronomical object orbiting a star, brown dwarf, or stellar remnant that.
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Polaris (Ursae Minoris, UMi, commonly the North Star or Pole Star) is the brightest star in the constellation Ursa Minor, and the 50th brightest star in the night sky.
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Polynesian navigation is a system of navigation used by Polynesians to make long voyages across thousands of miles of open ocean.
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Portuguese discoveries (Portuguese: Descobrimentos portugueses) are the numerous territories and maritime routes discovered by the Portuguese as a result of their intensive maritime exploration during the 15th and 16th centuries.
The Portuguese Empire (Império Português), also known as the Portuguese Overseas (Ultramar Português), was the first global empire in history.
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Position fixing is the branch of navigation concerned with the use of a variety of visual and electronic methods to determine the position of a ship, aircraft or person on the surface of the Earth.
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A position line is a line that can be identified both on a nautical chart or aeronautical chart and by observation out on the surface of the earth.
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A prime meridian is a meridian (a line of longitude) in a geographical coordinate system at which longitude is defined to be 0°.
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A prime meridian, based at the Royal Observatory, Greenwich, in London, was established by Sir George Airy in 1851.
In astronomy and astrology, the prime vertical is the vertical circle passing east and west through the zenith, and intersecting the horizon in its east and west points.
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In economics, a public good is a good that is both non-excludable and non-rivalrous in that individuals cannot be effectively excluded from use and where use by one individual does not reduce availability to others.
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Marine and aviation radar systems can provide very useful navigation information in a variety of situations.
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Radio is the radiation (wireless transmission) of electromagnetic energy through space.
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A radio direction finder (RDF) is a device for finding the direction, or ''bearing'', to a radio source.
Radio navigation or radionavigation is the application of radio frequencies to determine a position on the Earth.
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The Radio Navigational Aids (Publication 117) publication contains a detailed list of selected worldwide radio stations that provide services to the mariner.
Ramon Llull, T.O.S.F. (c. 1232 – c. 1315; Anglicised Raymond Lully, Raymond Lull; in Latin Raimundus or Raymundus Lullus or Lullius) was a Majorcan writer and philosopher, logician and a Franciscan tertiary.
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Risk management is the identification, assessment, and prioritization of risks (defined in ISO 31000 as the effect of uncertainty on objectives) followed by coordinated and economical application of resources to minimize, monitor, and control the probability and/or impact of unfortunate events or to maximize the realization of opportunities.
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Russia (Ru-Россия.ogg), also officially known as the Russian Federation (a), is a country in northern Eurasia.
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Sanlúcar de Barrameda (or simply Sanlúcar) is a city in the northwest of Cádiz province, part of the autonomous community of Andalucía in southern Spain.
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In the context of spaceflight, a satellite is an artificial object which has been intentionally placed into orbit.
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A satellite constellation is a group of artificial satellites working in concert.
A satellite navigation or satnav system is a system of satellites that provide autonomous geo-spatial positioning with global coverage.
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A sea captain (also called a captain or a master or a shipmaster) is a licensed mariner in ultimate command of the vessel.
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A sextant is a doubly reflecting navigation instrument used to measure the angle between any two visible objects.
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South America is a continent located in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere.
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The South Pole, also known as the Geographic South Pole, Celestial South Pole, or Terrestrial South Pole, is one of the two points where the Earth's axis of rotation intersects its surface (also see Celestial pole).
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Spain (España), officially the Kingdom of Spain (Reino de España), is a sovereign state located on the Iberian Peninsula in southwestern Europe.
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Spherical trigonometry is the branch of spherical geometry that deals with the relationships between trigonometric functions of the sides and angles of the spherical polygons (especially spherical triangles) defined by a number of intersecting great circles on the sphere.
The Sun (in Greek: Helios, in Latin: Sol) is the star at the center of the Solar System and is by far the most important source of energy for life on Earth.
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Surveying or land surveying is the technique, profession, and science of determining the terrestrial or three-dimensional position of points and the distances and angles between them.
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Sydney is the state capital of New South Wales and the most populous city in Australia and Oceania.
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Synchronization is the coordination of events to operate a system in unison.
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TSO (The Stationery Office) is a British publishing company created in 1996 when the publishing arm of Her Majesty's Stationery Office was privatised.
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A time signal is a visible, audible, mechanical, or electronic signal used as a reference to determine the time of day.
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Time transfer is a scheme where multiple sites share a precise reference time.
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The Magellan-Elcano circumnavigation was the first voyage around the world in human history.
The Polaris missile was a two-stage Solid-fuel rocket nuclear-armed submarine-launched ballistic missile (SLBM) built during the Cold War by Lockheed Corporation of California for the United States Navy.
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The United States of America (USA), commonly referred to as the United States (U.S.) or America, is a federal republic composed of 50 states, a federal district, five major territories and various possessions.
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The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces and one of the seven American uniformed services.
The Department of Defense (DoD, USDOD or DOD) is an executive branch department of the federal government of the United States charged with coordinating and supervising all agencies and functions of the government concerned directly with national security and the United States Armed Forces.
The United States dollar (sign: $; code: USD; also abbreviated US$ and referred to as the dollar, U.S. dollar, US dollar or American dollar) is the official currency of the United States and its overseas territories.
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Vasco da Gama, 1st Count of Vidigueira, (c. 1460s – 23 December 1524) was a Portuguese explorer.
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In his 1492 transatlantic maritime expedition, Christopher Columbus became the first Christian European to make landfall in the Americas.
Wayfinding encompasses all of the ways in which people (and animals) orient themselves in physical space and navigate from place to place.
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World War II (WWII or WW2), also known as the Second World War, was a global war that lasted from 1939 to 1945, though related conflicts began earlier.
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The meridian 151° east of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, Asia, the Pacific Ocean, Australasia, the Southern Ocean, and Antarctica to the South Pole.
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The 180th meridian or antimeridian is the meridian which is 180° east or west of the Prime Meridian with which it forms a great circle.
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The 50th Space Wing (50 SW) is a wing of the United States Air Force under the major command of Air Force Space Command (AFSPC).
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The meridian 74° west of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, North America, the Atlantic Ocean, the Caribbean Sea, South America, the Pacific Ocean, the Southern Ocean, and Antarctica to the South Pole.
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Estimated position, House Navigation System, Integrated bridge system, Marine navigation, Nautical navigation, Nautical science, Navegation, Navigare, Navigate, Navigational, SAILING NAVIGATION MODERN/OLD, Sailing navigation, Ship navigation, Ship position, Ship positioning, Ship's position.