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47 relations: Absolute magnitude, Albedo, Apollo asteroid, Arecibo Observatory, Asteroid, Asteroid spectral types, Astronomical unit, Axial tilt, Brunhild, Carolyn S. Shoemaker, Contact binary (small Solar System body), Degree (angle), Ecliptic, Ellipsoid, Eugene Merle Shoemaker, Hour, Jet Propulsion Laboratory, Julian day, Julian year (astronomy), K-type asteroid, Kirkwood gap, Light curve, List of minor planet discoverers, Lunar distance (astronomy), Magnitude (astronomy), Minimum orbit intersection distance, Minor planet, Minor Planet Center, NASA Infrared Telescope Facility, Near-Earth object, Nibelungenlied, Norse mythology, Observation arc, Odin, Orbital eccentricity, Orbital inclination, Palomar Observatory, Petr Pravec, Precovery, R-type asteroid, Rotation period, S-type asteroid, Siding Spring Observatory, Sigurd, Springer Science+Business Media, Völsunga saga, Wide-field Infrared Survey Explorer.
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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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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Arecibo Observatory
The Arecibo Observatory is a radio telescope in the municipality of Arecibo, Puerto Rico.
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Asteroid
Asteroids are minor planets, especially those of the inner Solar System.
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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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Axial tilt
In astronomy, axial tilt, also known as obliquity, is the angle between an object's rotational axis and its orbital axis, or, equivalently, the angle between its equatorial plane and orbital plane.
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Brunhild
Brunhild, also known as Brunhilda or Brynhild (Old Norse Brynhildr, Middle High German Brünhilt, Modern German Brünhild or Brünhilde) is a powerful female figure from Germanic heroic legend.
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Carolyn S. Shoemaker
Carolyn Jean Spellmann Shoemaker (born June 24, 1929) is an American astronomer and is a co-discoverer of Comet Shoemaker–Levy 9.
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Contact binary (small Solar System body)
A contact binary is a small Solar System body that is composed of two bodies that have gravitated toward each other until they touch.
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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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Ellipsoid
An ellipsoid is a surface that may be obtained from a sphere by deforming it by means of directional scalings, or more generally, of an affine transformation.
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Eugene Merle Shoemaker
Eugene Merle Shoemaker (April 28, 1928 – July 18, 1997), also known as Gene Shoemaker, was an American geologist and one of the founders of the field of planetary science.
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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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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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K-type asteroid
K-type asteroids are relatively uncommon asteroids with a moderately reddish spectrum shortwards of 0.75 μm, and a slight bluish trend longwards of this.
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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 minor planet discoverers
This is a list of all astronomers who are credited by the Minor Planet Center (MPC) with the discovery of one or several minor planets.
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Lunar distance (astronomy)
Lunar distance (LD or \Delta_), also called Earth–Moon distance, Earth–Moon characteristic distance, or distance to the Moon, is a unit of measure in astronomy.
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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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Minimum orbit intersection distance
Minimum orbit intersection distance (MOID) is a measure used in astronomy to assess potential close approaches and collision risks between astronomical objects.
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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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NASA Infrared Telescope Facility
The NASA Infrared Telescope Facility (NASA IRTF) is a telescope optimized for use in infrared astronomy and located at the Mauna Kea Observatory in Hawaii.
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Near-Earth object
A near-Earth object (NEO) is any small Solar System body whose orbit can bring it into proximity with Earth.
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Nibelungenlied
The Nibelungenlied (Middle High German: Der Nibelunge liet or Der Nibelunge nôt), translated as The Song of the Nibelungs, is an epic poem from around 1200 written in Middle High German.
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Norse mythology
Norse mythology is the body of myths of the North Germanic people stemming from Norse paganism and continuing after the Christianization of Scandinavia and into the Scandinavian folklore of the modern period.
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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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Odin
In Germanic mythology, Odin (from Óðinn /ˈoːðinː/) is a widely revered god.
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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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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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Petr Pravec
Petr Pravec (born September 17, 1967) is a Czech astronomer and a discoverer of minor planets, born in Třinec, Czech Republic.
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Precovery
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.
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R-type asteroid
R-type asteroids are moderately bright, relatively uncommon inner-belt asteroids that are spectrally intermediate between the V and A-type asteroids.
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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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Siding Spring Observatory
Siding Spring Observatory near Coonabarabran, New South Wales, Australia, part of the Research School of Astronomy & Astrophysics (RSAA) at the Australian National University (ANU), incorporates the Anglo-Australian Telescope along with a collection of other telescopes owned by the Australian National University, the University of New South Wales, and other institutions.
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Sigurd
Sigurd (Old Norse: Sigurðr) or Siegfried (Middle High German: Sîvrit) is a legendary hero of Germanic mythology, who killed a dragon and was later murdered.
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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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Völsunga saga
The Völsunga saga (often referred to in English as the Volsunga Saga or Saga of the Völsungs) is a legendary saga, a late 13th century Icelandic prose rendition of the origin and decline of the Völsung clan (including the story of Sigurd and Brynhild and destruction of the Burgundians).
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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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References
[1] https://en.wikipedia.org/wiki/11066_Sigurd
