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NGC 1851

Index NGC 1851

NGC 1851 (also known as Caldwell 73) is a globular cluster located in the constellation Columba. [1]

11 relations: Billion years, Caldwell catalogue, Columba (constellation), Constellation, Epoch (astronomy), GALEX, Globular cluster, Monthly Notices of the Royal Astronomical Society, NASA, New General Catalogue, Ultraviolet.

Billion years

A billion years (109 years) is a unit of time on the petasecond scale, more precisely equal to seconds.

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Caldwell catalogue

The Caldwell Catalogue is an astronomical catalogue of 109 star clusters, nebulae, and galaxies for observation by amateur astronomers.

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Columba (constellation)

Columba is a small, faint constellation created in the late sixteenth century.

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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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GALEX

The Galaxy Evolution Explorer (GALEX) is an orbiting ultraviolet space telescope launched on April 28, 2003, and operated until early 2012.

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Globular cluster

A globular cluster is a spherical collection of stars that orbits a galactic core as a satellite.

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Monthly Notices of the Royal Astronomical Society

Monthly Notices of the Royal Astronomical Society (MNRAS) is a peer-reviewed scientific journal covering research in astronomy and astrophysics.

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NASA

The National Aeronautics and Space Administration (NASA) is an independent agency of the executive branch of the United States federal government responsible for the civilian space program, as well as aeronautics and aerospace research.

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New General Catalogue

The New General Catalogue of Nebulae and Clusters of Stars (abbreviated as NGC) is a catalogue of deep-sky objects compiled by John Louis Emil Dreyer in 1888.

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Ultraviolet

Ultraviolet (UV) is electromagnetic radiation with a wavelength from 10 nm to 400 nm, shorter than that of visible light but longer than X-rays.

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Redirects here:

Caldwell 73.

References

[1] https://en.wikipedia.org/wiki/NGC_1851

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