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Chord (astronomy)

Index 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. [1]

17 relations: Asteroid, Astronomy, Binary asteroid, Chord (geometry), Cornell University, Europe, Geometry, Ground track, Light curve, Occultation, Orbit, Ring system, Shutter speed, Star, Temporal resolution, Uranus, 345 Tercidina.


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

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Astronomy (from ἀστρονομία) is a natural science that studies celestial objects and phenomena.

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Binary asteroid

A binary asteroid is a system of two asteroids orbiting their common barycenter.

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Chord (geometry)

A chord of a circle is a straight line segment whose endpoints both lie on the circle.

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Cornell University

Cornell University is a private and statutory Ivy League research university located in Ithaca, New York.

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Europe is a continent located entirely in the Northern Hemisphere and mostly in the Eastern Hemisphere.

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Geometry (from the γεωμετρία; geo- "earth", -metron "measurement") is a branch of mathematics concerned with questions of shape, size, relative position of figures, and the properties of space.

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Ground track

A ground track or ground trace is the path on the surface of the Earth directly below an aircraft or satellite.

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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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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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In physics, an orbit is the gravitationally curved trajectory of an object, such as the trajectory of a planet around a star or a natural satellite around a planet.

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Ring system

A ring system is a disc or ring orbiting an astronomical object that is composed of solid material such as dust and moonlets, and is a common component of satellite systems around giant planets.

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Shutter speed

In photography, shutter speed or exposure time is the length of time when the film or digital sensor inside the camera is exposed to light, also when a camera's shutter is open when taking a photograph.

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A star is type of astronomical object consisting of a luminous spheroid of plasma held together by its own gravity.

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Temporal resolution

Temporal resolution (TR) refers to the precision of a measurement with respect to time.

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Uranus is the seventh planet from the Sun.

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345 Tercidina

345 Tercidina is a large main-belt asteroid.

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[1] https://en.wikipedia.org/wiki/Chord_(astronomy)

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