in the constellation of the Hertzsprung–Russell diagram. [8] Like other stars in its class, it is slightly variable with a range in brightness of 0.06 magnitude, and is listed as a Delta Scuti variable. Letters must be adjacent and longer words score better. The table below shows key Thank you! 48.77 light years from the Sun and it is Alfirk (Beta Cephei) is located around 690 light-years away and is classified as a triple star. With a declination in excess of 62 degrees north, Alderamin is mostly visible to observers in the northern hemisphere, though the star is still visible to latitudes as far south as −27°, albeit just above the horizon. The web service Alexandria is granted from Memodata for the Ebay search. Alderamin has a very high rotation speed of at least 246 km/s, completing one complete revolution in less than 12 hours, with such a rapid turnover appearing to inhibit the differentiation of chemical elements usually seen in such stars. Alderamin has a radius of 2.3 times the Sun's radius and boasting a mass that is 1.74 that of the Sun. Alderamin is a white Class A star, evolving off of the main sequence into a subgiant, probably on its way to becoming a red giant as its hydrogen supply runs low. Alpha Cephei, also known as Alderamin, is the brightest star in the Cepheus constellation. 0.151 arcsec per year in Right Ascension and 0.049 arcsec per year in Declination and the associated displacement Alpha Cephei (α Cep, α Cephei) is a second magnitude star in the constellation of Cepheus that is relatively close to Earth at only 49 light years. Alderamin will next be the North Star in about the year 7500 AD. USS Alderamin (AK-116) was a United States Navy Crater class cargo ship named after the star. moving towards the Sun at the speed of In 2007, the star's apparent magnitude was recalibrated at 2.5141 along with an updated parallax of 66.50 ± 0.11 mas yielding a distance of 15 parsecs or approximately 49 light years from Earth.[2].  |  That means that it periodically comes within 3° of being a pole star, much as Polaris is at present.  | Last modifications, Copyright © 2012 sensagent Corporation: Online Encyclopedia, Thesaurus, Dictionary definitions and more. All rights reserved. Boggle gives you 3 minutes to find as many words (3 letters or more) as you can in a grid of 16 letters. The star is circumpolar throughout all of Europe, northern Asia, Canada and American cities as far south as San Diego on the west coast but not quite as far as Miami on the east coast. (Hoffleit+, 1991)", http://vizier.u-strasbg.fr/viz-bin/VizieR-S?HR%208162, http://penelope.uchicago.edu/Thayer/E/Gazetteer/Topics/astronomy/_Texts/secondary/ALLSTA/Cepheus*.html, "The Pronunciations, Derivations, and Meanings of a Selected List of Star Names,", http://stars.astro.illinois.edu/sow/alderamin.html, «Bright» star systems within 40–50 light-years, http://en.wikipedia.org/w/index.php?title=Alpha_Cephei&oldid=491688143.

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