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His second major work, Uranometria 2000.0, contained over 280,000 stars and 10,000 deep-sky objects across two volumes and was published by Willmann-Bell in 1987. [ 1 ] [ 2 ] Tirion's sky charts have also been published in astronomy magazines and books, as well as on astronomy websites.
Amateur astronomers also use star charts that, depending on experience and intentions, may range from simple planispheres through to star atlases with detailed charts of the entire night sky. A range of astronomy software is also available and used by amateur astronomers, including software that generates maps of the sky, software to assist ...
Terence Dickinson CM (10 November 1943 – 1 February 2023) was a Canadian amateur astronomer and astrophotographer who lived near Yarker, Ontario, Canada. He was the author of 14 astronomy books for both adults and children. He was the founder and former editor of SkyNews magazine.
Norton's Star Atlas is a set of 16 celestial charts, first published in 1910 and currently in its 20th edition under the editorship of Ian Ridpath. The Star Atlas covers the entire northern and southern sky, with accompanying reference information for amateur astronomers.
An online star chart; Monthly sky maps for every location on Earth Archived 2007-09-13 at the Wayback Machine; The Evening Sky Map – Free monthly star charts and calendar for northern hemisphere, southern hemisphere, and equatorial sky watchers. Sky Map Online – Free interactive star chart (showing over 1.2 million stars up to magnitude 12)
Heavens-Above is a non-profit website developed and maintained by Chris Peat as Heavens-Above GmbH.The web site is dedicated to helping people observe and track satellites orbiting the Earth without the need for optical equipment such as binoculars or telescopes.
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It also included a star chart engraved in white on a blue aluminum sleeve (this doubles as a dewcap), around the barrel which contained a moon map. To avoid a conflict with a design patent held by John Gregory licensed to PerkinElmer , Braymer put the secondary spot on the outer (R1) surface of the corrector lens.
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