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Xi Gruis

Index Xi Gruis

ξ Gruis, Latinised as Xi Gruis, is a solitary, orange-hued star in the southern constellation of Grus. [1]

9 relations: Apparent magnitude, Constellation, Epoch (astronomy), Giant star, Grus (constellation), International Celestial Reference System, Star, Stellar classification, Stellar evolution.

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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Constellation

A constellation is a group of stars that are considered to form imaginary outlines or meaningful patterns on the celestial sphere, typically representing animals, mythological people or gods, mythological creatures, or manufactured devices.

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Epoch (astronomy)

In astronomy, an epoch is a moment in time used as a reference point for some time-varying astronomical quantity, such as the celestial coordinates or elliptical orbital elements of a celestial body, because these are subject to perturbations and vary with time.

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Giant star

A giant star is a star with substantially larger radius and luminosity than a main-sequence (or dwarf) star of the same surface temperature.

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Grus (constellation)

Grus (or colloquially) is a constellation in the southern sky.

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International Celestial Reference System

The International Celestial Reference System (ICRS) is the current standard celestial reference system adopted by the International Astronomical Union (IAU).

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Star

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

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Stellar classification

In astronomy, stellar classification is the classification of stars based on their spectral characteristics.

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Stellar evolution

Stellar evolution is the process by which a star changes over the course of time.

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Redirects here:

Ξ Gruis.

References

[1] https://en.wikipedia.org/wiki/Xi_Gruis

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