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29 relations: Allan Chapman (historian), Apochromat, Apparent magnitude, Astronomy Centre, Barnsley, BBC, Celestron, Doncaster, England, F-number, H-alpha, Hoober Observatory, Hoober Stand, Lunar eclipse, Meteor shower, Mexborough, Newtonian telescope, Observatory, Refracting telescope, Rotherham, Schmidt–Cassegrain telescope, Software Bisque, South Yorkshire, Swinton, South Yorkshire, Takahashi Seisakusho, Todmorden, Vixen (telescopes), Wadham College, Oxford, Wentworth, South Yorkshire.
Allan Chapman (historian)
Allan Chapman FRAS (born 30 May 1946) is a British historian of science.
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Apochromat
An apochromat, or apochromatic lens (apo), is a photographic or other lens that has better correction of chromatic and spherical aberration than the much more common achromat lenses.
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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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Astronomy Centre
The Astronomy Centre, also known as the Amateur Astronomy Centre, is an astronomical observatory located in northern England which is run by experienced amateur astronomers and is open to the public at certain times.
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Barnsley
Barnsley (locally) is a town in South Yorkshire, England, located halfway between Leeds and Sheffield.
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BBC
The British Broadcasting Corporation (BBC) is a British public service broadcaster.
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Celestron
Celestron is a company based in Torrance, California, USA that manufactures telescopes and distributes telescopes, binoculars, spotting scopes, microscopes, and accessories manufactured by its parent company, the Synta Technology Corporation of Taiwan.
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Doncaster
Doncaster is a large market town in South Yorkshire, England.
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England
England is a country that is part of the United Kingdom.
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F-number
The f-number of an optical system (such as a camera lens) is the ratio of the system's focal length to the diameter of the entrance pupil.
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H-alpha
H-alpha (Hα) is a specific deep-red visible spectral line in the Balmer series with a wavelength of 656.28 nm in air; it occurs when a hydrogen electron falls from its third to second lowest energy level.
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Hoober Observatory
J A Jones Hoober Observatory is a privately owned observatory located in South Yorkshire, England near to the villages of Hoober and Wentworth, North-northwest of Rotherham.
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Hoober Stand
Hoober Stand is a tower and Grade II* listed building on a ridge in Wentworth, South Yorkshire in northern England.
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Lunar eclipse
A lunar eclipse occurs when the Moon passes directly behind Earth and into its shadow.
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Meteor shower
A meteor shower is a celestial event in which a number of meteors are observed to radiate, or originate, from one point in the night sky.
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Mexborough
Mexborough is a town in the Metropolitan Borough of Doncaster in South Yorkshire, England.
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Newtonian telescope
The Newtonian telescope, also called the Newtonian reflector or just the Newtonian, is a type of reflecting telescope invented by the English scientist Sir Isaac Newton (1642–1727), using a concave primary mirror and a flat diagonal secondary mirror.
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Observatory
An observatory is a location used for observing terrestrial or celestial events.
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Refracting telescope
A refracting telescope (also called a refractor) is a type of optical telescope that uses a lens as its objective to form an image (also referred to a dioptric telescope).
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Rotherham
Rotherham is a large town in South Yorkshire, England, which together with its conurbation and outlying settlements to the north, south and south-east forms the Metropolitan Borough of Rotherham, with a recorded population of 257,280 in the 2011 census.
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Schmidt–Cassegrain telescope
The Schmidt–Cassegrain is a catadioptric telescope that combines a Cassegrain reflector's optical path with a Schmidt corrector plate to make a compact astronomical instrument that uses simple spherical surfaces.
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Software Bisque
Software Bisque, Inc. (formerly named Computer Assist Services) is a corporation based in Golden, Colorado USA that develops robotics telescope mounts and accessories, and publishes software used in astronomy.
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South Yorkshire
South Yorkshire is a metropolitan county in England.
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Swinton, South Yorkshire
Swinton is a suburban town within the Metropolitan Borough of Rotherham, in South Yorkshire, England on part of the west bank of the River Don.
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Takahashi Seisakusho
Takahashi Seisakusho is a Japanese manufacturer of telescopes and related equipment, such as eyepieces and mounts.
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Todmorden
Todmorden (locally or) is a market town and civil parish in the Upper Calder Valley in Calderdale, West Yorkshire, England.
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Vixen (telescopes)
Vixen is a Japanese company that makes telescopes, binoculars, spotting scopes and accessories for their products.
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Wadham College, Oxford
Wadham College is one of the constituent colleges of the University of Oxford in the United Kingdom.
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Wentworth, South Yorkshire
Wentworth is a village and civil parish in the Metropolitan Borough of Rotherham in South Yorkshire, England.
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Redirects here:
Hoober observatory, J A Jones Hoober Observatory, J. A. Jones Hoober Observatory, Mexborough & Swinton Astronomical Society, Mexborough And Swinton Night Sky Astronomy Club, Mexborough and Swinton Astronomical Society, Mexborough and Swinton Night Sky Astronomy Club.
References
[1] https://en.wikipedia.org/wiki/Hoober_Observatory
