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37 relations: Absolute magnitude, Albedo, Asteroid, Asteroid belt, Asteroid family, Asteroid spectral types, Astronomical unit, Bastille, C-type asteroid, Degree (angle), Ecliptic, Eric Walter Elst, Eunomia family, Geometric albedo, Jet Propulsion Laboratory, Julian day, Julian year (astronomy), Kirkwood gap, Kleť Observatory, La Silla Observatory, Light curve, Magnitude (astronomy), Meanings of minor planet names: 10001–11000, Minor planet, Minor Planet Center, Observation arc, Orbital eccentricity, Orbital elements, Orbital inclination, Palomar Transient Factory, Photometry (astronomy), Proper orbital elements, Rotation period, S-type asteroid, Semi-major and semi-minor axes, Wide-field Infrared Survey Explorer, X-type asteroid.
Absolute magnitude
Absolute magnitude is a measure of the luminosity of a celestial object, on a logarithmic astronomical magnitude scale.
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Albedo
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).
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Asteroid
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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Asteroid family
An asteroid family is a population of asteroids that share similar proper orbital elements, such as semimajor axis, eccentricity, and orbital inclination.
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Asteroid spectral types
An asteroid spectral type is assigned to asteroids based on their emission spectrum, color, and sometimes albedo (reflectivity).
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Astronomical unit
The astronomical unit (symbol: au, ua, or AU) is a unit of length, roughly the distance from Earth to the Sun.
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Bastille
The Bastille was a fortress in Paris, known formally as the Bastille Saint-Antoine.
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C-type asteroid
C-type (carbonaceous) asteroids are the most common variety, forming around 75% of known asteroids.
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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.
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Ecliptic
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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Eric Walter Elst
Eric Walter Elst (born 1936) is a Belgian astronomer at the Observatory at the Royal Observatory of Belgium in Uccle and a prolific discoverer of asteroids.
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Eunomia family
The Eunomia or Eunomian family is a large asteroid family of S-type asteroids named after the asteroid 15 Eunomia.
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Geometric albedo
In astronomy, the geometric albedo of a celestial body is the ratio of its actual brightness as seen from the light source (i.e. at zero phase angle) to that of an idealized flat, fully reflecting, diffusively scattering (Lambertian) disk with the same cross-section.
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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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Julian day
Julian day is the continuous count of days since the beginning of the Julian Period and is used primarily by astronomers.
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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.
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Kirkwood gap
A Kirkwood gap is a gap or dip in the distribution of the semi-major axes (or equivalently of the orbital periods) of the orbits of main-belt asteroids.
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Kleť Observatory
Kleť Observatory (Hvězdárna Kleť; obs. code: 046) is an astronomical observatory in the Czech Republic.
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La Silla Observatory
La Silla Observatory is an astronomical observatory in Chile with three telescopes built and operated by the European Southern Observatory (ESO).
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Light curve
In astronomy, a light curve is a graph of light intensity of a celestial object or region, as a function of time.
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Magnitude (astronomy)
In astronomy, magnitude is a logarithmic measure of the brightness of an object in a defined passband, often in the visible or infrared spectrum, but sometimes across all wavelengths.
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Meanings of minor planet names: 10001–11000
004 | 10004 Igormakarov || || Igor' Mikhajlovich Makarov (born 1927) is known for his research on nonlinear and adaptive systems, artificial intelligence and the choice and acceptance of decisions.
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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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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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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.
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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 inclination
Orbital inclination measures the tilt of an object's orbit around a celestial body.
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Palomar Transient Factory
The Palomar Transient Factory (PTF, obs. code: I41), was an astronomical survey using a wide-field survey camera designed to search for optical transient and variable sources such as variable stars, supernovae, asteroids and comets.
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Photometry (astronomy)
Photometry is a technique of astronomy concerned with measuring the flux, or intensity of an astronomical object's electromagnetic radiation.
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Proper orbital elements
The proper orbital elements of an orbit are constants of motion of an object in space that remain practically unchanged over an astronomically long timescale.
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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.
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S-type asteroid
S-type asteroids are asteroids with a spectral type that is indicative of a silicaceous (i.e. stony) mineralogical composition, hence the name.
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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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Wide-field Infrared Survey Explorer
Wide-field Infrared Survey Explorer (WISE) is a NASA infrared-wavelength astronomical space telescope launched in December 2009, and placed in hibernation in February 2011.
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X-type asteroid
The X-group of asteroids collects together several types with similar spectra, but probably quite different compositions.
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References
[1] https://en.wikipedia.org/wiki/10830_Desforges
