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Setting circles information


Setting circles on an equatorial fork-mounted telescope

Setting circles are used on telescopes equipped with an equatorial mount to find celestial objects by their equatorial coordinates, often used in star charts and ephemerides.

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Setting circles

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Setting circles are used on telescopes equipped with an equatorial mount to find celestial objects by their equatorial coordinates, often used in star...

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Amateur astronomy

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adoption of digital setting circles, any classical engraved setting circle is now specifically identified as an "analog setting circle" (ASC). By knowing...

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Star hopping

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objects in the night sky. It can be used instead of or in addition to setting circles or go-to/push-to systems. Many celestial objects of interest are too...

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Dobsonian telescope

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Dobsonian style altazimuth mount. Digital setting circles: The invention of microprocessor-based digital setting circles has allowed any altazimuth mounted telescope...

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Equatorial mount

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apparent diurnal motion of the sky. They may also be equipped with setting circles to allow for the location of objects by their celestial coordinates...

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The Setting Sun

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The Setting Sun (斜陽, Shayō) is a Japanese novel by Osamu Dazai first published in 1947. The story centers on an aristocratic family in decline and crisis...

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Right ascension

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at objects with known right ascension and declination by the use of setting circles. The first star catalog to use right ascension and declination was...

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Equatorial coordinate system

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equipped with equatorial mounts and setting circles employ the equatorial coordinate system to find objects. Setting circles in conjunction with a star chart...

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Altazimuth mount

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allow for the use of mechanical setting circles to locate astronomical objects although modern digital setting circles have removed this shortcoming. Another...

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Declination

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coordinate system Lunar standstill Position of the Sun Right ascension Setting circles U.S. Naval Observatory, Nautical Almanac Office (1992). P. Kenneth...

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DSC

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scanning calorimetry, or the differential scanning calorimeter Digital setting circles, on telescopes Digital still camera, a type of camera Doppler shift...

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Stone circle

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of Europe. Later, during the Iron Age, stone circles were built in southern Scandinavia. Stone circles are usually grouped in terms of the shape and...

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List of circle topics

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lines to circles Versor Specific circles Apollonian circles Circles of Apollonius Archimedean circle Archimedes' circles – the twin circles doubtfully...

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Astrometry

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"observational clock" he invented. When telescopes became commonplace, setting circles sped measurements James Bradley first tried to measure stellar parallaxes...

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Clock drive

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by Italian-French astronomer Giovanni Domenico Cassini fitted with setting circles, and one supposedly built by English clockmaker and inventor George...

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Villarceau circles

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In geometry, Villarceau circles (/viːlɑːrˈsoʊ/) are a pair of circles produced by cutting a torus obliquely through its center at a special angle. Given...

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Polar alignment

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used to measure the altitude of the polar axis of the mount. If the setting circles of the mount are then used to find a bright object of known coordinates...

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Carlyle circle

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regular 257-gon using Carlyle circles, as many as 24 Carlyle circles are to be constructed. One of these is the circle to solve the quadratic equation...

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Math circle

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"Arnold & Marsden Mathematical Olympiad Circle". "New York Math Circle". Maths Circles by We Solve Problems Maths Circles by MESME The London School of Mathematics...

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Generalised circle

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lines to lines and circles to circles; but an inversion in a circle is not, distorting distances and mapping any line to a circle passing through the...

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Sunset

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rising, and the word for west is 'מערב', which derives from the word for setting. The 16th-century astronomer Nicolaus Copernicus was the first to present...

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Privacy settings

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Privacy settings are "the part of a social networking website, internet browser, piece of software, etc. that allows you to control who sees information...

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Literature circle

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literature circles is "to allow students to practice and develop the skills and strategies of good readers" (DaLie, 2001). Literature circles were first...

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Circles of Sustainability

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approach called 'engaged theory'. Developing Circles of Sustainability is part of larger project called 'Circles of Social Life', using the same four-domain...

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Indiana Jones and the Great Circle

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Indiana Jones and the Great Circle continues a tradition of developing games in the first-person perspective, while also setting it apart from third-person...

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Heliacal rising

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one of several types of risings and settings, mostly they are grouped into morning and evening risings and settings of objects in the sky. Culmination...

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Callanish Stones

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Stone Circles of Britain, Ireland and Brittany. Yale University Press. p. 149. ISBN 0300114060. Burl, Aubrey (2005). A Guide to the Stone Circles of Britain...

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List of stone circles

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is an incomplete photographic list of stone circles. See also Aboriginal stone arrangement Stone circles in Australia are sometimes revered as sacred...

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