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Index Occultation

An occultation is an event that occurs when one object is hidden by another object that passes between it and the observer. [1]

84 relations: Aldebaran, Angular diameter, Angular velocity, Antares, Apparent magnitude, Apsis, Ascension Island, Asteroid, Asteroid belt, Astronomy, Atmospheric sounding, Binary star, Cetus, Computer-generated imagery, Constellation, Coronagraph, Deep-sky object, Earth, Ecliptic, Effective temperature, Eris (dwarf planet), Grazing lunar occultation, Haumea, Helianthus, Hudson Valley, Ion thruster, Kuiper belt, Lagrangian point, List of minor planets, List of minor planets: 2001–3000, List of Solar System objects by size, Maarten Schmidt, Minor planet, Minute and second of arc, Moon, Nassau County, New York, New Worlds Mission, North Bay, Ontario, Occultation (Islam), Orbit of the Moon, Planet, Pleiades, Pluto, Pollux (star), Quasar, Radio occultation, Regulus, Sagittarius (constellation), Satellite, Saturn, ..., Social occultation, Solar eclipse, Space telescope, Spherical astronomy, Spica, Star, Syzygy (astronomy), Taiwanese–American Occultation Survey, Telescope, Trans-Neptunian object, Transit (astronomy), Transit of Mercury, Transit of Venus, Uranus, Venus, (486958) 2014 MU69, 1585 Union, 163 Erigone, 1746 Brouwer, 191 Kolga, 20000 Varuna, 201 Penelope, 247 Eukrate, 28978 Ixion, 375 Ursula, 39 Laetitia, 3C 273, 444 Gyptis, 48 Doris, 70 Panopaea, 704 Interamnia, 85 Io, 94 Aurora, 980 Anacostia. Expand index (34 more) »


Aldebaran, designated Alpha Tauri (α Tauri, abbreviated Alpha Tau, α Tau), is an orange giant star located about 65 light-years from the Sun in the zodiac constellation of Taurus.

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Angular diameter

The angular diameter, angular size, apparent diameter, or apparent size is an angular measurement describing how large a sphere or circle appears from a given point of view.

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Angular velocity

In physics, the angular velocity of a particle is the rate at which it rotates around a chosen center point: that is, the time rate of change of its angular displacement relative to the origin.

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Antares, also designated Alpha Scorpii (α Scorpii, abbreviated Alpha Sco, α Sco), is on average the fifteenth-brightest star in the night sky, and the brightest star in the constellation of Scorpius.

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Apparent magnitude

The apparent magnitude of a celestial object is a number that is a measure of its brightness as seen by an observer on Earth.

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An apsis (ἁψίς; plural apsides, Greek: ἁψῖδες) is an extreme point in the orbit of an object.

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Ascension Island

Ascension Island is an isolated volcanic island, 7°56' south of the Equator in the South Atlantic Ocean.

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Asteroids are minor planets, especially those of the inner Solar System.

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Asteroid belt

The asteroid belt is the circumstellar disc in the Solar System located roughly between the orbits of the planets Mars and Jupiter.

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Astronomy (from ἀστρονομία) is a natural science that studies celestial objects and phenomena.

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Atmospheric sounding

An atmospheric sounding is a measurement of vertical distribution of physical properties of the atmospheric column such as pressure, temperature, wind speed and wind direction (thus deriving wind shear), liquid water content, ozone concentration, pollution, and other properties.

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Binary star

A binary star is a star system consisting of two stars orbiting around their common barycenter.

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Cetus is a constellation.

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Computer-generated imagery

Computer-generated imagery (CGI) is the application of computer graphics to create or contribute to images in art, printed media, video games, films, television programs, shorts, commercials, videos, and simulators.

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A constellation is a group of stars that are considered to form imaginary outlines or meaningful patterns on the celestial sphere, typically representing animals, mythological people or gods, mythological creatures, or manufactured devices.

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A coronagraph is a telescopic attachment designed to block out the direct light from a star so that nearby objects – which otherwise would be hidden in the star's bright glare – can be resolved.

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Deep-sky object

Deep-sky object (abbreviated as DSO) is a term designating any astronomical object that is not an individual star or Solar System object (such as Sun, Moon, planet, comet, etc.). The classification is used for the most part by amateur astronomers to denote visually observed faint naked eye and telescopic objects such as star clusters, nebulae and galaxies.

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Earth is the third planet from the Sun and the only astronomical object known to harbor life.

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The ecliptic is the circular path on the celestial sphere that the Sun follows over the course of a year; it is the basis of the ecliptic coordinate system.

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Effective temperature

The effective temperature of a body such as a star or planet is the temperature of a black body that would emit the same total amount of electromagnetic radiation.

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Eris (dwarf planet)

Eris (minor-planet designation 136199 Eris) is the most massive and second-largest (by volume) dwarf planet in the known Solar System.

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Grazing lunar occultation

A lunar occultation occurs when the Moon, moving along its orbital path, passes in front of a star or other celestial object, as seen by an observer (normally on the Earth).

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Haumea, minor-planet designation 136108 Haumea, is a dwarf planet located beyond Neptune's orbit.

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Helianthus or sunflower is a genus of plants comprising about 70 species Flora of North America.

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Hudson Valley

The Hudson Valley comprises the valley of the Hudson River and its adjacent communities in the U.S. state of New York, from the cities of Albany and Troy southward to Yonkers in Westchester County.

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Ion thruster

An ion thruster or ion drive is a form of electric propulsion used for spacecraft propulsion.

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Kuiper belt

The Kuiper belt, occasionally called the Edgeworth–Kuiper belt, is a circumstellar disc in the outer Solar System, extending from the orbit of Neptune (at 30 AU) to approximately 50 AU from the Sun.

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Lagrangian point

In celestial mechanics, the Lagrangian points (also Lagrange points, L-points, or libration points) are positions in an orbital configuration of two large bodies, wherein a small object, affected only by the gravitational forces from the two larger objects, will maintain its position relative to them.

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List of minor planets

This is a list of numbered minor planets in numerical order.

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List of minor planets: 2001–3000

#FA8072 | 2078 Nanking || 1975 AD || January 12, 1975 || Nanking || Purple Mountain Obs.

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List of Solar System objects by size

This is a partial list of Solar System objects by size, arranged in descending order of mean volumetric radius, and subdivided into several size classes.

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Maarten Schmidt

Maarten Schmidt (born December 28, 1929) is a Dutch astronomer who measured the distances of quasars.

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Minor planet

A minor planet is an astronomical object in direct orbit around the Sun (or more broadly, any star with a planetary system) that is neither a planet nor exclusively classified as a comet.

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Minute and second of arc

A minute of arc, arcminute (arcmin), arc minute, or minute arc is a unit of angular measurement equal to of one degree.

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The Moon is an astronomical body that orbits planet Earth and is Earth's only permanent natural satellite.

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Nassau County, New York

Nassau County or is a suburban county comprising much of western Long Island in the U.S. state of New York.

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New Worlds Mission

The New Worlds Mission is a proposed project comprising a large occulter flying in formation designed to block the light of nearby stars in order to observe their orbiting exoplanets.

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North Bay, Ontario

North Bay is a city in Northeastern Ontario, Canada.

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Occultation (Islam)

The Occultation (غيبة Ghaybah) in Shia Islam refers to a belief that the messianic figure, or Mahdi, who in Shi'i thought is an infallible male descendant of the founder of Islam, Muhammad, was born but disappeared, and will one day return and fill the world with justice and peace.

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Orbit of the Moon

The Moon orbits Earth in the prograde direction and completes one revolution relative to the stars in about 27.322 days (a sidereal month) and one revolution relative to the Sun in about 29.530 days (a synodic month).

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A planet is an astronomical body orbiting a star or stellar remnant that is massive enough to be rounded by its own gravity, is not massive enough to cause thermonuclear fusion, and has cleared its neighbouring region of planetesimals.

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The Pleiades (also known as the Seven Sisters and Messier 45), are an open star cluster containing middle-aged, hot B-type stars located in the constellation of Taurus.

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Pluto (minor planet designation: 134340 Pluto) is a dwarf planet in the Kuiper belt, a ring of bodies beyond Neptune.

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Pollux (star)

Pollux, also designated Beta Geminorum (β Geminorum, abbreviated Beta Gem, β Gem), is an orange-hued evolved giant star approximately 34 light-years from the Sun in the northern constellation of Gemini.

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A quasar (also known as a QSO or quasi-stellar object) is an extremely luminous active galactic nucleus (AGN).

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Radio occultation

Radio occultation (RO) is a remote sensing technique used for measuring the physical properties of a planetary atmosphere or ring system.

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Regulus, also designated Alpha Leonis (α Leonis, abbreviated Alpha Leo, α Leo), is the brightest star in the constellation of Leo and one of the brightest stars in the night sky, lying approximately 79 light years from the Sun.

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Sagittarius (constellation)

Sagittarius is one of the constellations of the zodiac.

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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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Saturn is the sixth planet from the Sun and the second-largest in the Solar System, after Jupiter.

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Social occultation

Social occultation occurs when a particular set of cultural values and beliefs combine with the operation of personal and mass media communication functions leads to lacunae, or blind spots.

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Solar eclipse

A solar eclipse (as seen from the planet Earth) is a type of eclipse that occurs when the Moon passes between the Sun and Earth, and when the Moon fully or partially blocks ("occults") the Sun.

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Space telescope

A space telescope or space observatory is an instrument located in outer space to observe distant planets, galaxies and other astronomical objects.

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Spherical astronomy

Spherical astronomy or positional astronomy is the branch of astronomy that is used to determine the location of objects on the celestial sphere, as seen at a particular date, time, and location on Earth.

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Spica, also designated Alpha Virginis (α Virginis, abbreviated Alpha Vir, α Vir), is the brightest star in the constellation of Virgo and the 16th brightest star in the night sky.

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A star is type of astronomical object consisting of a luminous spheroid of plasma held together by its own gravity.

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Syzygy (astronomy)

In astronomy, a syzygy (from the Ancient Greek σύζυγος suzugos meaning, "yoked together") is a (usually) straight-line configuration of three or more celestial bodies in a gravitational system.

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Taiwanese–American Occultation Survey

The Taiwanese–American Occultation Survey (TAOS) is a robotic survey of the Outer Solar System.

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A telescope is an optical instrument that aids in the observation of remote objects by collecting electromagnetic radiation (such as visible light).

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Trans-Neptunian object

A trans-Neptunian object (TNO, also written transneptunian object) is any minor planet in the Solar System that orbits the Sun at a greater average distance (semi-major axis) than Neptune, 30 astronomical units (AU).

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Transit (astronomy)

In astronomy, a transit or astronomical transit is the phenomenon of at least one celestial body appearing to move across the face of another celestial body, hiding a small part of it, as seen by an observer at some particular vantage point.

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Transit of Mercury

A transit of Mercury across the Sun takes place when the planet Mercury passes directly between the Sun and a superior planet, becoming visible against (and hence obscuring a small portion of) the solar disk.

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Transit of Venus

A transit of Venus across the Sun takes place when the planet Venus passes directly between the Sun and a superior planet, becoming visible against (and hence obscuring a small portion of) the solar disk.

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Uranus is the seventh planet from the Sun.

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Venus is the second planet from the Sun, orbiting it every 224.7 Earth days.

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(486958) 2014 MU69

, previously designated and, and nicknamed Ultima Thule by the New Horizons team, is a trans-Neptunian object from the Kuiper belt located in the outermost regions of the Solar System.

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1585 Union

1585 Union, provisional designation, is a dark background asteroid from the outer regions of the asteroid belt, approximately 52 kilometers in diameter.

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163 Erigone

163 Erigone is an asteroid from the asteroid belt and the namesake of the Erigone family of asteroids that share similar orbital elements and properties.

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1746 Brouwer

1746 Brouwer, provisional designation, is a Hildian asteroid from the outermost region of the asteroid belt, approximately 64 kilometers in diameter.

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191 Kolga

191 Kolga is a large, dark main-belt asteroid that was discovered by German-American astronomer C. H. F. Peters on September 30, 1878, in Clinton, New York.

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20000 Varuna

20000 Varuna, provisional designation, is a large classical Kuiper belt object.

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201 Penelope

201 Penelope is a large main belt asteroid that was discovered by Austrian astronomer Johann Palisa on August 7, 1879, in Pola.

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247 Eukrate

247 Eukrate is a rather large main-belt asteroid.

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28978 Ixion

28978 Ixion, provisional designation, is a plutino (an object that has a 2:3 orbital resonance with Neptune).

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375 Ursula

375 Ursula, provisional designation, is a dark asteroids and parent body of the Ursula family from the outer regions of the asteroid belt.

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39 Laetitia

39 Laetitia is a large main-belt asteroid that was discovered by French astronomer Jean Chacornac on February 8, 1856, and named after “Laetitia”, one of the epithets of Ceres, Roman goddess of fertility and abundance.

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3C 273

3C 273 is a quasar located in the constellation Virgo.

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444 Gyptis

444 Gyptis is a main-belt asteroid that was discovered by J. Coggia on March 31, 1899, in Marseilles.

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48 Doris

48 Doris is one of the largest main belt asteroids.

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70 Panopaea

70 Panopaea is a large main belt asteroid.

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704 Interamnia

704 Interamnia is a very large asteroid, with an estimated diameter of 350 kilometres.

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85 Io

85 Io is carbonaceous asteroid from the central region of the asteroid belt, approximately 170 kilometers in diameter. It is an identified Eunomian interloper.

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94 Aurora

94 Aurora is one of the largest main-belt asteroids.

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980 Anacostia

980 Anacostia is a minor planet orbiting the Sun that was discovered by American astronomer George Henry Peters on November 21, 1921.

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Asteroid occulation, Asteroid occultation, Asteroid occultations, Big Occultable Steerable Satellite, Big Occulting Steerable Satellite, Lunar Occultation, Lunar occultation, Occult (astronomy), Occultation (astronomy), Occultation of Saturn, Occultations, Occulted, Occulting, Secondary eclipse, Stellar occultation, X-ray Occulting Steerable Satellite.


[1] https://en.wikipedia.org/wiki/Occultation

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