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40 relations: Absolute magnitude, Akari (satellite), Albedo, Apparent magnitude, Asteroid, Asteroid belt, Asteroid family, Asteroid spectral types, Astronomical unit, Auguste Charlois, C-type asteroid, Chord (astronomy), Degree (angle), Ecliptic, Frederick Pilcher, Hour, Jet Propulsion Laboratory, Johann Palisa, Julian day, Julian year (astronomy), Karl Wilhelm Reinmuth, Kirkwood gap, Light curve, List of named minor planets (alphabetical), Magnitude (astronomy), Max Wolf, Meanings of minor planet names, Minor planet, Nice Observatory, Observation arc, Occultation, Orbital eccentricity, Orbital inclination, Parent body, Rotation period, Semi-major and semi-minor axes, Springer Science+Business Media, Vienna Observatory, 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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Akari (satellite)
Akari (ASTRO-F) is an infrared astronomy satellite developed by Japan Aerospace Exploration Agency, in cooperation with institutes of Europe and Korea.
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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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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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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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Auguste Charlois
Auguste Honoré Charlois (November 26, 1864 – March 26, 1910) was a French astronomer who discovered 99 asteroids while working at the Nice Observatory in southeastern France.
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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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Chord (astronomy)
In the field of astronomy the term chord typically refers to a line crossing an object which is formed during an occultation event.
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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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Frederick Pilcher
Frederick Pilcher (born 1939/40) is a retired physics professor and a prolific photometrist of minor planets at his private Organ Mesa Observatory in New Mexico, United States.
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Hour
An hour (symbol: h; also abbreviated hr.) is a unit of time conventionally reckoned as of a day and scientifically reckoned as 3,599–3,601 seconds, depending on conditions.
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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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Johann Palisa
Johann Palisa (December 6, 1848 – May 2, 1925) was an Austrian astronomer, born in Troppau in Austrian Silesia (now in the Czech Republic).
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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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Karl Wilhelm Reinmuth
Karl Wilhelm Reinmuth (April 4, 1892 in Heidelberg – May 6, 1979 in Heidelberg) was a German astronomer and a prolific discoverer of 395 minor planets.
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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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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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List of named minor planets (alphabetical)
This is a list of named minor planets in an alphabetical, case-insensitive order.
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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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Max Wolf
Maximilian Franz Joseph Cornelius "Max" Wolf (June 21, 1863 – October 3, 1932) was a German astronomer and a pioneer in the field of astrophotography.
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Meanings of minor planet names
This is a list of minor planets which have been officially named by the Minor Planet Center (MPC).
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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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Nice Observatory
The Nice Observatory (Observatoire de Nice) is an astronomical observatory located in Nice, France on the summit of Mount Gros.
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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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Occultation
An occultation is an event that occurs when one object is hidden by another object that passes between it and the observer.
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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 inclination
Orbital inclination measures the tilt of an object's orbit around a celestial body.
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Parent body
In meteoritics, a parent body is the celestial body from which originates a meteorite or a class of meteorites.
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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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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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Springer Science+Business Media
Springer Science+Business Media or Springer, part of Springer Nature since 2015, is a global publishing company that publishes books, e-books and peer-reviewed journals in science, humanities, technical and medical (STM) publishing.
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Vienna Observatory
The Vienna Observatory (Universitätssternwarte Wien) is an astronomical observatory in Vienna, Austria.
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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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Redirects here:
(375) Ursula, 1893 AL, Ursula (asteroid).
References
[1] https://en.wikipedia.org/wiki/375_Ursula
