Absolute Proper Motion

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• Proper motion — The proper motion of a star is its angular change in position over time as seen from the center of mass of the solar system.[1] It is measured in seconds of arc per year, arcsec/yr, where 3600 arcseconds equal one degree.[2] This contrasts with… …   Wikipedia

• motion — motional, adj. motioner, n. /moh sheuhn/, n. 1. the action or process of moving or of changing place or position; movement. 2. power of movement, as of a living body. 3. the manner of moving the body in walking; gait. 4. a bodily movement or… …   Universalium

• Absolute time and space — See also: Absolute rotation, Bucket argument, Rotating spheres, and Inertial frame of reference Originally introduced by Sir Isaac Newton in the Philosophiæ Naturalis Principia Mathematica, the concepts of absolute time and space provided a… …   Wikipedia

• Absolute zero — For other uses, see Absolute Zero (disambiguation). Absolute zero is the theoretical temperature at which entropy reaches its minimum value. The laws of thermodynamics state that absolute zero cannot be reached using only thermodynamic means. A… …   Wikipedia

• motion picture, history of the — Introduction       history of the medium from the 19th century to the present. Early years, 1830–1910 Origins       The illusion of motion pictures is based on the optical phenomena known as persistence of vision and the phi phenomenon. The first …   Universalium

• List of proper names of stars — This is a list of proper names for stars, mostly derived from Arabic and Latin. See also the list of stars by constellation, which gives variant names, derivations, and magnitudes. Of the roughly 10,000 stars visible to the naked eye, only few… …   Wikipedia

• Globular cluster — s from the Sun and contains hundreds of thousands of stars. [cite news coauthors =The Hubble Heritage team url = http://hubblesite.org/newscenter/newsdesk/archive/releases/1999/26/ title = Hubble Images a Swarm of Ancient Stars work = HubbleSite… …   Wikipedia

• Palomar 12 — Globular cluster name = Palomar 12 caption = Palomar 12 by Hubble Space Telescope, 3.36 prime; view epoch = J2000 class = XII constellation = Capricornus ra = RA|21|46|38.8cite web title=SIMBAD Astronomical Database work=Results for Palomar 12… …   Wikipedia

• Kugelhaufen — Der Kugelsternhaufen M80 im Sternbild Skorpion befindet sich rund 28.000 Lichtjahre von der Sonne entfernt. Hier befinden sich hunderttausende Sterne.[1] Ein Kugelsternhaufen ist eine kugelförmige An …   Deutsch Wikipedia

• Kugelsternhaufen — Der Kugelsternhaufen M80 im Sternbild Skorpion befindet sich rund 28.000 Lichtjahre von der Sonne entfernt. Hier befinden sich hunderttausende Sterne.[1] Ein Kugelsternhaufen (kurz auch Kugelhaufen) ist eine enge, kugelförmige Ansammlung sehr… …   Deutsch Wikipedia

• Palomar 12 — Звёздное скопление …   Википедия