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Centaur (minor planet)

Index Centaur (minor planet)

Centaurs are small solar system bodies with a semi-major axis between those of the outer planets. [1]

97 relations: Amorphous solid, Apollo asteroid, Apparent magnitude, Asteroid, Asteroid belt, Astronomical naming conventions, Blue, Carbon, Carbon black, Carbon monoxide, Cassini–Huygens, Centaur, Charles T. Kowal, Classical Kuiper belt object, Color index, Coma (cometary), Comet, David L. Rabinowitz, Deep Ecliptic Survey, Dwarf planet, Earth, Gas giant, Hill sphere, Horse, Hubble Space Telescope, Human, Igneous rock, Impact event, International Astronomical Union, James V. Scotti, Jet Propulsion Laboratory, JPL Small-Body Database, Jupiter, Kerogen, Kuiper belt, List of Saturn-crossing minor planets, Marc William Buie, Mars, Mauna Kea Observatories, Methanol, Michael E. Brown, Minor Planet Center, Monthly Notices of the Royal Astronomical Society, Near-Earth Asteroid Tracking, Neptune, Olivine, Orbit, Orbital eccentricity, Orbital elements, Orbital resonance, ..., Osculating orbit, Outer planets, Palomar Observatory, Perihelion and aphelion, Perturbation (astronomy), Phoebe (moon), Plutino, Pluto, Radiation, Red, Rings of Chariklo, Saturn, Scattered disc, Semi-major and semi-minor axes, Small Solar System body, Solar System, Spacewatch, The Astronomical Journal, Tholin, Tisserand's parameter, Titan (moon), Trans-Neptunian object, Triton (moon), Uranus, Visible spectrum, (434620) 2005 VD, 10199 Chariklo, 10370 Hylonome, 166P/NEAT, 20461 Dioretsa, 2060 Chiron, 29P/Schwassmann–Wachmann, 32532 Thereus, 38P/Stephan–Oterma, 39P/Oterma, 42355 Typhon, 5145 Pholus, 52872 Okyrhoe, 5335 Damocles, 54598 Bienor, 55576 Amycus, 60558 Echeclus, 65489 Ceto, 7066 Nessus, 78P/Gehrels, 8405 Asbolus, 944 Hidalgo. Expand index (47 more) »

Amorphous solid

In condensed matter physics and materials science, an amorphous (from the Greek a, without, morphé, shape, form) or non-crystalline solid is a solid that lacks the long-range order that is characteristic of a crystal.

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Apollo asteroid

The Apollo asteroids are a group of near-Earth asteroids named after 1862 Apollo, discovered by German astronomer Karl Reinmuth in the 1930s.

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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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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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Astronomical naming conventions

In ancient times, only the Sun and Moon, a few hundred stars and the most easily visible planets had names.

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Blue is one of the three primary colours of pigments in painting and traditional colour theory, as well as in the RGB colour model.

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Carbon (from carbo "coal") is a chemical element with symbol C and atomic number 6.

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Carbon black

Carbon black (subtypes are acetylene black, channel black, furnace black, lamp black and thermal black) is a material produced by the incomplete combustion of heavy petroleum products such as FCC tar, coal tar, ethylene cracking tar, with the addition of a small amount of vegetable oil.

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Carbon monoxide

Carbon monoxide (CO) is a colorless, odorless, and tasteless gas that is slightly less dense than air.

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The Cassini–Huygens mission, commonly called Cassini, was a collaboration between NASA, the European Space Agency (ESA), and the Italian Space Agency (ASI) to send a probe to study the planet Saturn and its system, including its rings and natural satellites.

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A centaur (Κένταυρος, Kéntauros), or occasionally hippocentaur, is a mythological creature with the upper body of a human and the lower body and legs of a horse.

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Charles T. Kowal

Charles Thomas Kowal (November 8, 1940 – November 28, 2011) was an American astronomer known for his observations and discoveries in the Solar System.

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Classical Kuiper belt object

A classical Kuiper belt object, also called a cubewano ("QB1-o"), is a low-eccentricity Kuiper belt object (KBO) that orbits beyond Neptune and is not controlled by an orbital resonance with Neptune.

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Color index

In astronomy, the color index is a simple numerical expression that determines the color of an object, which in the case of a star gives its temperature.

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Coma (cometary)

The coma is the nebulous envelope around the nucleus of a comet, formed when the comet passes close to the Sun on its highly elliptical orbit; as the comet warms, parts of it sublime.

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A comet is an icy small Solar System body that, when passing close to the Sun, warms and begins to release gases, a process called outgassing.

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David L. Rabinowitz

David Lincoln Rabinowitz (born 1960) is an American astronomer, discoverer of minor planets and researcher at Yale University.

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Deep Ecliptic Survey

The Deep Ecliptic Survey (DES) is a project to find Kuiper belt objects (KBOs), using the facilities of the National Optical Astronomy Observatory (NOAO).

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Dwarf planet

A dwarf planet is a planetary-mass object that is neither a planet nor a natural satellite.

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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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Gas giant

A gas giant is a giant planet composed mainly of hydrogen and helium.

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Hill sphere

An astronomical body's Hill sphere is the region in which it dominates the attraction of satellites.

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The horse (Equus ferus caballus) is one of two extant subspecies of ''Equus ferus''.

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Hubble Space Telescope

The Hubble Space Telescope (HST) is a space telescope that was launched into low Earth orbit in 1990 and remains in operation.

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Humans (taxonomically Homo sapiens) are the only extant members of the subtribe Hominina.

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Igneous rock

Igneous rock (derived from the Latin word ignis meaning fire), or magmatic rock, is one of the three main rock types, the others being sedimentary and metamorphic.

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Impact event

An impact event is a collision between astronomical objects causing measurable effects.

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International Astronomical Union

The International Astronomical Union (IAU; Union astronomique internationale, UAI) is an international association of professional astronomers, at the PhD level and beyond, active in professional research and education in astronomy.

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James V. Scotti

James Vernon Scotti (born 1960) is an American astronomer.

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Jet Propulsion Laboratory

The Jet Propulsion Laboratory (JPL) is a federally funded research and development center and NASA field center in Pasadena, California, United States, with large portions of the campus in La Cañada Flintridge, California.

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JPL Small-Body Database

The JPL Small-Body Database (SBDB) is an astronomy database about small Solar System bodies.

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Jupiter is the fifth planet from the Sun and the largest in the Solar System.

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Kerogen is a solid organic matter in sedimentary rocks.

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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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List of Saturn-crossing minor planets

A Saturn-crosser is a minor planet whose orbit crosses that of Saturn.

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Marc William Buie

Marc William Buie (born 1958) is an American astronomer and prolific discoverer of minor planets, who used to be at Lowell Observatory in Flagstaff, Arizona, and also the Sentinel Space Telescope Mission Scientist for the B612 Foundation, which is dedicated to protecting Earth from asteroid impact events.

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Mars is the fourth planet from the Sun and the second-smallest planet in the Solar System after Mercury.

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Mauna Kea Observatories

The Mauna Kea Observatories (MKO) are a number of independent astronomical research facilities and large telescope observatories that are located at the summit of Mauna Kea on the Big Island of Hawaiʻi, United States.

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Methanol, also known as methyl alcohol among others, is a chemical with the formula CH3OH (a methyl group linked to a hydroxyl group, often abbreviated MeOH).

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Michael E. Brown

Michael E. Brown (born June 5, 1965) is an American astronomer, who has been professor of planetary astronomy at the California Institute of Technology (Caltech) since 2003.

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Minor Planet Center

The Minor Planet Center (MPC) is the official worldwide organization in charge of collecting observational data for minor planets (such as asteroids and comets), calculating their orbits and publishing this information via the Minor Planet Circulars.

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Monthly Notices of the Royal Astronomical Society

Monthly Notices of the Royal Astronomical Society (MNRAS) is a peer-reviewed scientific journal covering research in astronomy and astrophysics.

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Near-Earth Asteroid Tracking

Near-Earth Asteroid Tracking (NEAT) was a program run by NASA and the Jet Propulsion Laboratory, surveying the sky for near-Earth objects.

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Neptune is the eighth and farthest known planet from the Sun in the Solar System.

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The mineral olivine is a magnesium iron silicate with the formula (Mg2+, Fe2+)2SiO4.

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In physics, an orbit is the gravitationally curved trajectory of an object, such as the trajectory of a planet around a star or a natural satellite around a planet.

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Orbital eccentricity

The orbital eccentricity of an astronomical object is a parameter that determines the amount by which its orbit around another body deviates from a perfect circle.

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Orbital elements

Orbital elements are the parameters required to uniquely identify a specific orbit.

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Orbital resonance

In celestial mechanics, an orbital resonance occurs when orbiting bodies exert a regular, periodic gravitational influence on each other, usually because their orbital periods are related by a ratio of small integers.

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Osculating orbit

In astronomy, and in particular in astrodynamics, the osculating orbit of an object in space at a given moment in time is the gravitational Kepler orbit (i.e. ellipse or other conic) that it would have about its central body if perturbations were not present.

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Outer planets

The outer planets are those planets in the Solar System beyond the asteroid belt, and hence refers to the gas giants and ice giants, which are in order of their distance from the Sun.

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Palomar Observatory

Palomar Observatory is an astronomical observatory located in San Diego County, California, United States, southeast of Los Angeles, California, in the Palomar Mountain Range.

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Perihelion and aphelion

The perihelion of any orbit of a celestial body about the Sun is the point where the body comes nearest to the Sun.

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Perturbation (astronomy)

In astronomy, perturbation is the complex motion of a massive body subject to forces other than the gravitational attraction of a single other massive body.

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Phoebe (moon)

Phoebe (Greek: Φοίβη Phoíbē) is an irregular satellite of Saturn with a mean diameter of 213 km.

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In astronomy, the plutinos are a dynamical group of trans-Neptunian objects in the outermost region of the Solar System that orbit in 2:3 mean-motion resonance with Neptune.

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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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In physics, radiation is the emission or transmission of energy in the form of waves or particles through space or through a material medium.

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Red is the color at the end of the visible spectrum of light, next to orange and opposite violet.

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Rings of Chariklo

The minor planet and centaur 10199 Chariklo, with a diameter of about, is the second smallest object with rings and the sixth ringed object ever discovered in the Solar System.

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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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Scattered disc

The scattered disc (or scattered disk) is a distant circumstellar disc in the Solar System that is sparsely populated by icy small solar system bodies, and are a subset of the broader family of trans-Neptunian objects.

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Semi-major and semi-minor axes

In geometry, the major axis of an ellipse is its longest diameter: a line segment that runs through the center and both foci, with ends at the widest points of the perimeter.

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Small Solar System body

A small Solar System body (SSSB) is an object in the Solar System that is neither a planet, nor a dwarf planet, nor a natural satellite.

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Solar System

The Solar SystemCapitalization of the name varies.

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The Spacewatch project is an astronomical survey that specializes in the study of minor planets, including various types of asteroids and comets at Kitt Peak National Observatory near Tucson, Arizona, in the United States.

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The Astronomical Journal

The Astronomical Journal (often abbreviated AJ in scientific papers and references) is a peer-reviewed monthly scientific journal owned by the American Astronomical Society and currently published by IOP Publishing.

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Tholins (after the Greek θολός (tholós) "hazy" or "muddy"; from the ancient Greek word meaning "sepia ink") are a wide variety of organic compounds formed by solar ultraviolet irradiation or cosmic rays from simple carbon-containing compounds such as carbon dioxide, methane or ethane, often in combination with nitrogen.

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Tisserand's parameter

Tisserand's parameter (or Tisserand's invariant) is a value calculated from several orbital elements (semi-major axis, orbital eccentricity and inclination) of a relatively small object and a larger "perturbing body".

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Titan (moon)

Titan is the largest moon of Saturn.

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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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Triton (moon)

Triton is the largest natural satellite of the planet Neptune, and the first Neptunian moon to be discovered.

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Uranus is the seventh planet from the Sun.

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Visible spectrum

The visible spectrum is the portion of the electromagnetic spectrum that is visible to the human eye.

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(434620) 2005 VD

(434620) 2005 VD, provisional designation is a centaur and damocloid from the outer Solar System, known for having the second most highly inclined orbit of any small Solar System body, second to 2013 LA2.

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10199 Chariklo

10199 Chariklo (or; Χαρικλώ; provisional designation) is the largest confirmed centaur (minor planet of the outer Solar System).

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10370 Hylonome

10370 Hylonome (from), provisional designation, is a minor planet orbiting in the outer Solar System.

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166P/NEAT is a periodic comet and centaur in the outer Solar System.

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20461 Dioretsa

20461 Dioretsa, provisional designation, is a distant, comet-like minor planet, classified as a highly eccentric centaur with a retrograde orbit, approximately 14 kilometers in diameter.

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2060 Chiron

2060 Chiron, provisional designation, and also known as 95P/Chiron, is a minor planet in the outer Solar System, orbiting the Sun between Saturn and Uranus.

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Comet 29P/Schwassmann–Wachmann, also known as Schwassmann–Wachmann 1, was discovered on November 15, 1927, by Arnold Schwassmann and Arno Arthur Wachmann at the Hamburg Observatory in Bergedorf, Germany.

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32532 Thereus

32532 Thereus, provisional designation, is a centaur from the outer Solar System, approximately 80 kilometers in diameter.

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38P/Stephan–Oterma (also known as Comet Stephan–Oterma) is a periodic comet with an orbital period of 38 years.

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39P/Oterma is a currently inactive periodic comet in the Solar System with an orbital period of nearly 20 years.

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42355 Typhon

42355 Typhon (from) is a scattered disc object that was discovered on February 5, 2002, by the NEAT program.

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5145 Pholus

5145 Pholus (from Φόλος) provisional designation, is an eccentric centaur in the outer Solar System, approximately 180 kilometers in diameter, that crosses the orbit of both Saturn and Neptune.

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52872 Okyrhoe

52872 Okyrhoe (from Greek Ωκυρόη, Ωκυρρόη), provisional designation, is a centaur orbiting in the outer Solar System between Jupiter and Saturn.

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5335 Damocles

5335 Damocles provisional designation, is a centaur and the namesake of the damocloids, a group of minor planets which are inactive nuclei of the Halley-type and long-period comets.

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54598 Bienor

54598 Bienor (from Bianor) is a centaur that grazes the orbit of Uranus.

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55576 Amycus

55576 Amycus, provisional designation, is a centaur discovered on April 8, 2002, by the NEAT at Palomar.

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60558 Echeclus

60558 Echeclus is a centaur in the outer Solar System.

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65489 Ceto

65489 Ceto is a binary trans-Neptunian object (TNO) discovered on March 22, 2003 by C. A. Trujillo and M. Brown at Palomar.

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7066 Nessus

7066 Nessus (from Νέσσος) is a centaur (a type of icy minor planet) that was discovered by David L. Rabinowitz, working with Spacewatch, at Kitt Peak on 26 April 1993.

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78P/Gehrels, also known as Gehrels 2, is a Jupiter-family periodic comet in the Solar System with a current orbital period of 7.22 years.

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8405 Asbolus

8405 Asbolus (from), provisionally designated, is a centaur orbiting in the outer Solar System between the orbits of Jupiter and Neptune.

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944 Hidalgo

944 Hidalgo is a dark and eccentric minor planet from the outer Solar System, approximately 50 kilometers in diameter.

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[1] https://en.wikipedia.org/wiki/Centaur_(minor_planet)

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