Get it on Google Play
New! Download Unionpedia on your Android™ device!
Faster access than browser!

(55565) 2002 AW197

Index (55565) 2002 AW197

, provisional designation, is a classical, non-resonant trans-Neptunian object from the Kuiper belt in the outermost region of the Solar System, also known as cubewano. [1]

37 relations: Albedo, Asteroid spectral types, Astronomical unit, California Institute of Technology, Chad Trujillo, Classical Kuiper belt object, Degree (angle), Detached object, Distant minor planet, Ecliptic, Eleanor F. Helin, Electromagnetic spectrum, European Southern Observatory, Herschel Space Observatory, Jet Propulsion Laboratory, Julian day, Julian year (astronomy), Kenneth J. Lawrence, Kuiper belt, List of possible dwarf planets, Michael E. Brown, Minor Planet Center, Observation arc, Opposition (planets), Orbital eccentricity, Orbital inclination, Palomar Observatory, Perihelion and aphelion, Photometry (astronomy), Precovery, Rotation period, Semi-major and semi-minor axes, Solar System, Spheroid, Spitzer Space Telescope, Trans-Neptunian object, 50000 Quaoar.


Albedo (albedo, meaning "whiteness") is the measure of the diffuse reflection of solar radiation out of the total solar radiation received by an astronomical body (e.g. a planet like Earth).

New!!: (55565) 2002 AW197 and Albedo · See more »

Asteroid spectral types

An asteroid spectral type is assigned to asteroids based on their emission spectrum, color, and sometimes albedo (reflectivity).

New!!: (55565) 2002 AW197 and Asteroid spectral types · See more »

Astronomical unit

The astronomical unit (symbol: au, ua, or AU) is a unit of length, roughly the distance from Earth to the Sun.

New!!: (55565) 2002 AW197 and Astronomical unit · See more »

California Institute of Technology

The California Institute of Technology (abbreviated Caltech)The university itself only spells its short form as "Caltech"; other spellings such as.

New!!: (55565) 2002 AW197 and California Institute of Technology · See more »

Chad Trujillo

Chadwick A. "Chad" Trujillo (born November 22, 1973) is an American astronomer, discoverer of minor planets and the co-discoverer of Eris, the most massive dwarf planet known in the Solar System.

New!!: (55565) 2002 AW197 and Chad Trujillo · See more »

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.

New!!: (55565) 2002 AW197 and Classical Kuiper belt object · See more »

Degree (angle)

A degree (in full, a degree of arc, arc degree, or arcdegree), usually denoted by ° (the degree symbol), is a measurement of a plane angle, defined so that a full rotation is 360 degrees.

New!!: (55565) 2002 AW197 and Degree (angle) · See more »

Detached object

Detached objects are a dynamical class of minor planets in the outer reaches of the Solar System and belong to the broader family of trans-Neptunian objects (TNOs).

New!!: (55565) 2002 AW197 and Detached object · See more »

Distant minor planet

The term distant minor planet is used by the International Astronomical Union's Minor Planet Center to refer collectively to those minor planets found in the outer Solar System that are not commonly thought of as "asteroids".

New!!: (55565) 2002 AW197 and Distant minor planet · See more »


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.

New!!: (55565) 2002 AW197 and Ecliptic · See more »

Eleanor F. Helin

Eleanor Francis "Glo" Helin (née Francis, 19 November 1932 – 25 January 2009) was an American astronomer.

New!!: (55565) 2002 AW197 and Eleanor F. Helin · See more »

Electromagnetic spectrum

The electromagnetic spectrum is the range of frequencies (the spectrum) of electromagnetic radiation and their respective wavelengths and photon energies.

New!!: (55565) 2002 AW197 and Electromagnetic spectrum · See more »

European Southern Observatory

The European Southern Observatory (ESO) is a 15-nation intergovernmental research organization for ground-based astronomy.

New!!: (55565) 2002 AW197 and European Southern Observatory · See more »

Herschel Space Observatory

The Herschel Space Observatory was a space observatory built and operated by the European Space Agency (ESA).

New!!: (55565) 2002 AW197 and Herschel Space Observatory · See more »

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.

New!!: (55565) 2002 AW197 and Jet Propulsion Laboratory · See more »

Julian day

Julian day is the continuous count of days since the beginning of the Julian Period and is used primarily by astronomers.

New!!: (55565) 2002 AW197 and Julian day · See more »

Julian year (astronomy)

In astronomy, a Julian year (symbol: a) is a unit of measurement of time defined as exactly 365.25 days of SI seconds each.

New!!: (55565) 2002 AW197 and Julian year (astronomy) · See more »

Kenneth J. Lawrence

Kenneth J. Lawrence (born 1964) is an American astronomer.

New!!: (55565) 2002 AW197 and Kenneth J. Lawrence · See more »

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.

New!!: (55565) 2002 AW197 and Kuiper belt · See more »

List of possible dwarf planets

It is estimated that there may be 200 dwarf planets in the Kuiper belt of the outer Solar System and possibly more than 10,000 in the region beyond.

New!!: (55565) 2002 AW197 and List of possible dwarf planets · See more »

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.

New!!: (55565) 2002 AW197 and Michael E. Brown · See more »

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.

New!!: (55565) 2002 AW197 and Minor Planet Center · See more »

Observation arc

In observational astronomy, an observation arc (or arc length) is the time period between the first and most recent (last) observation, tracing the body's path.

New!!: (55565) 2002 AW197 and Observation arc · See more »

Opposition (planets)

In positional astronomy, two astronomical objects are said to be in opposition when they are on opposite sides of the celestial sphere, as observed from a given body (usually Earth).

New!!: (55565) 2002 AW197 and Opposition (planets) · See more »

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.

New!!: (55565) 2002 AW197 and Orbital eccentricity · See more »

Orbital inclination

Orbital inclination measures the tilt of an object's orbit around a celestial body.

New!!: (55565) 2002 AW197 and Orbital inclination · See more »

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.

New!!: (55565) 2002 AW197 and Palomar Observatory · See more »

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.

New!!: (55565) 2002 AW197 and Perihelion and aphelion · See more »

Photometry (astronomy)

Photometry is a technique of astronomy concerned with measuring the flux, or intensity of an astronomical object's electromagnetic radiation.

New!!: (55565) 2002 AW197 and Photometry (astronomy) · See more »


In astronomy, precovery (short for pre-discovery recovery) is the process of finding the image of an object in old archived images or photographic plates for the purpose of calculating a more accurate orbit.

New!!: (55565) 2002 AW197 and Precovery · See more »

Rotation period

In astronomy, the rotation period of a celestial object is the time that it takes to complete one revolution around its axis of rotation relative to the background stars.

New!!: (55565) 2002 AW197 and Rotation period · See more »

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.

New!!: (55565) 2002 AW197 and Semi-major and semi-minor axes · See more »

Solar System

The Solar SystemCapitalization of the name varies.

New!!: (55565) 2002 AW197 and Solar System · See more »


A spheroid, or ellipsoid of revolution, is a quadric surface obtained by rotating an ellipse about one of its principal axes; in other words, an ellipsoid with two equal semi-diameters.

New!!: (55565) 2002 AW197 and Spheroid · See more »

Spitzer Space Telescope

The Spitzer Space Telescope (SST), formerly the Space Infrared Telescope Facility (SIRTF), is an infrared space telescope launched in 2003 and still operating as of 2018.

New!!: (55565) 2002 AW197 and Spitzer Space Telescope · See more »

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).

New!!: (55565) 2002 AW197 and Trans-Neptunian object · See more »

50000 Quaoar

50000 Quaoar, provisional designation, is a non-resonant trans-Neptunian object (cubewano) and possibly a dwarf planet in the Kuiper belt, located in the outermost region of the Solar System.

New!!: (55565) 2002 AW197 and 50000 Quaoar · See more »

Redirects here:

(55565) 2002 AW₁₉₇, 2002 AW197, 2002 AW₁₉₇, 2002AW197.


[1] https://en.wikipedia.org/wiki/(55565)_2002_AW197

Hey! We are on Facebook now! »