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(29075) 1950 DA

Index (29075) 1950 DA

is an asteroid, classified as a near-Earth object and potentially hazardous asteroid of the Apollo group, approximately in diameter. [1]

44 relations: Albedo, Apollo asteroid, Arecibo Observatory, Asteroid, Asteroid impact avoidance, Astronomical unit, Biosphere, Carl A. Wirtanen, Civilization, Climate, Degree (angle), Ecliptic, Goldstone Deep Space Communications Complex, Human, Impact event, Iron, Jet Propulsion Laboratory, Julian day, Julian year (astronomy), Lick Observatory, Light curve, List of exceptional asteroids, Lost minor planet, Lowell Observatory Near-Earth-Object Search, Lunar distance (astronomy), Minor Planet Center, Near-Earth object, Nickel, Observation arc, Orbital inclination, Orbital resonance, Palermo Technical Impact Hazard Scale, Perturbation (astronomy), Petr Pravec, Potentially hazardous object, Probability, Radar astronomy, Second, Sentry (monitoring system), Torino scale, University of Tennessee, Van der Waals force, Yarkovsky effect, 78 Diana.


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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Asteroids are minor planets, especially those of the inner Solar System.

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Asteroid impact avoidance

Asteroid impact avoidance comprises a number of methods by which near-Earth objects (NEO) could be diverted, preventing destructive impact events.

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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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The biosphere (from Greek βίος bíos "life" and σφαῖρα sphaira "sphere") also known as the ecosphere (from Greek οἶκος oîkos "environment" and σφαῖρα), is the worldwide sum of all ecosystems.

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Carl A. Wirtanen

Carl Alvar Wirtanen (November 11, 1910, Kenosha, Wisconsin – March 7, 1990 Santa Cruz, California) was an American astronomer and discoverer of comets and minor planets who worked at Lick Observatory.

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A civilization or civilisation (see English spelling differences) is any complex society characterized by urban development, social stratification imposed by a cultural elite, symbolic systems of communication (for example, writing systems), and a perceived separation from and domination over the natural environment.

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Climate is the statistics of weather over long periods of time.

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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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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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Goldstone Deep Space Communications Complex

The Goldstone Deep Space Communications Complex (GDSCC), commonly called the Goldstone Observatory, is located in the Mojave Desert near Barstow in the U.S. state of California.

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

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Impact event

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

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Iron is a chemical element with symbol Fe (from ferrum) and atomic number 26.

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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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Lick Observatory

The Lick Observatory is an astronomical observatory, owned and operated by the University of California.

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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 exceptional asteroids

The following is a collection of lists of exceptional asteroids in the Solar System.

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Lost minor planet

Lost minor planets are minor planets that observers lose track of due to too short an observation arc to accurately predict the future location of the minor planet.

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Lowell Observatory Near-Earth-Object Search

Lowell Observatory Near-Earth-Object Search (LONEOS) was a project designed to discover asteroids and comets that orbit near the Earth.

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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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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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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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Nickel is a chemical element with symbol Ni and atomic number 28.

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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 inclination

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

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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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Palermo Technical Impact Hazard Scale

The Palermo Technical Impact Hazard Scale is a logarithmic scale used by astronomers to rate the potential hazard of impact of a near-earth object (NEO).

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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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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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Potentially hazardous object

A potentially hazardous object (PHO) is a near-Earth object – either an asteroid or a comet – with an orbit that can make exceptionally close approaches to the Earth and large enough to cause significant regional damage in the event of impact.

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Probability is the measure of the likelihood that an event will occur.

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Radar astronomy

Radar astronomy is a technique of observing nearby astronomical objects by reflecting microwaves off target objects and analyzing the reflections.

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The second is the SI base unit of time, commonly understood and historically defined as 1/86,400 of a day – this factor derived from the division of the day first into 24 hours, then to 60 minutes and finally to 60 seconds each.

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Sentry (monitoring system)

Since 2002, Sentry has been a highly automated collision monitoring system that continually scans the most current asteroid catalog for possibilities of future impact with Earth over the next 100+ years.

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Torino scale

The Torino Scale is a method for categorizing the impact hazard associated with near-Earth objects (NEOs) such as asteroids and comets.

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University of Tennessee

The University of Tennessee (also referred to as The University of Tennessee, Knoxville, UT Knoxville, UTK, or UT) is a public sun- and land-grant university in Knoxville, Tennessee, United States.

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Van der Waals force

In molecular physics, the van der Waals forces, named after Dutch scientist Johannes Diderik van der Waals, are distance-dependent interactions between atoms or molecules.

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Yarkovsky effect

The Yarkovsky effect is a force acting on a rotating body in space caused by the anisotropic emission of thermal photons, which carry momentum.

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78 Diana

78 Diana is a large and dark main-belt asteroid.

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Redirects here:

1950 DA, 1950DA, 2000 YK66, 2000 YK₆₆, Asteroid 1950 DA, Asteroid 1950DA.


[1] https://en.wikipedia.org/wiki/(29075)_1950_DA

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