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- Beta_Pegasi abstract "Beta Pegasi (β Peg, β Pegasi) is a red giant star in the constellation Pegasus. The apparent visual magnitude of this star averages 2.42, making it the second brightest star in the constellation after Epsilon Pegasi. Its traditional name is Scheat, a name that has also been used for Delta Aquarii. According to Richard H. Allen, this name comes from the Arabic Al Sā'id for "the upper arm", or from Sa'd. Arabian astronomers named it Mankib al Faras, meaning the "Horse's shoulder". It forms the upper right corner of the Great Square of Pegasus, a prominent rectangular asterism.Based upon parallax measurements, Beta Pegasi is located about 196 light-years (60 parsecs) from the Earth. It is unusual among bright stars in having a relatively cool surface temperature compared to stars like the Sun. This star has a stellar classification of M2.3 II–III, which indicates the spectrum has characteristics partway between a bright giant and a giant star. It has expanded until it is some 95 times as large, and has a total luminosity of 1500 times that of the Sun. The effective temperature of the star's outer envelope is about 3,700 K, giving the star the characteristic orange-red hue of an M-type star. The photosphere is sufficiently cool for molecules of titanium oxide to form.Beta Pegasi is a semi-regular variable with a period of 43.3 days and a brightness that varies from magnitude +2.31 to +2.74. It is losing mass at a rate at or below 10−8 times the Sun's mass per year, which is creating an expanding shell of gas and dust with a radius of about 3,500 times the Sun's radius (16 Astronomical Units).".
- Beta_Pegasi thumbnail Pegasus_constellation_map.svg?width=300.
- Beta_Pegasi wikiPageID "1522602".
- Beta_Pegasi wikiPageLength "9294".
- Beta_Pegasi wikiPageOutDegree "42".
- Beta_Pegasi wikiPageRevisionID "681207808".
- Beta_Pegasi wikiPageWikiLink Apparent_magnitude.
- Beta_Pegasi wikiPageWikiLink Apparent_visual_magnitude.
- Beta_Pegasi wikiPageWikiLink Asterism_(astronomy).
- Beta_Pegasi wikiPageWikiLink Astronomical_Unit.
- Beta_Pegasi wikiPageWikiLink Astronomical_unit.
- Beta_Pegasi wikiPageWikiLink Bonner_Durchmusterung.
- Beta_Pegasi wikiPageWikiLink Bright_Star_Catalogue.
- Beta_Pegasi wikiPageWikiLink Bright_giant.
- Beta_Pegasi wikiPageWikiLink Category:Bayer_objects.
- Beta_Pegasi wikiPageWikiLink Category:Durchmusterung_objects.
- Beta_Pegasi wikiPageWikiLink Category:Flamsteed_objects.
- Beta_Pegasi wikiPageWikiLink Category:HR_objects.
- Beta_Pegasi wikiPageWikiLink Category:Henry_Draper_Catalogue_objects.
- Beta_Pegasi wikiPageWikiLink Category:Hipparcos_objects.
- Beta_Pegasi wikiPageWikiLink Category:M-type_bright_giants.
- Beta_Pegasi wikiPageWikiLink Category:M-type_giants.
- Beta_Pegasi wikiPageWikiLink Category:Pegasus_(constellation).
- Beta_Pegasi wikiPageWikiLink Category:Semiregular_variable_stars.
- Beta_Pegasi wikiPageWikiLink Category:Stars_with_proper_names.
- Beta_Pegasi wikiPageWikiLink Constellation.
- Beta_Pegasi wikiPageWikiLink Delta_Aquarii.
- Beta_Pegasi wikiPageWikiLink Durchmusterung.
- Beta_Pegasi wikiPageWikiLink Effective_temperature.
- Beta_Pegasi wikiPageWikiLink Epsilon_Pegasi.
- Beta_Pegasi wikiPageWikiLink Giant_star.
- Beta_Pegasi wikiPageWikiLink Great_Square_of_Pegasus.
- Beta_Pegasi wikiPageWikiLink Harvard_Revised_catalogue.
- Beta_Pegasi wikiPageWikiLink Henry_Draper_Catalogue.
- Beta_Pegasi wikiPageWikiLink Henry_Draper_catalogue.
- Beta_Pegasi wikiPageWikiLink Hipparcos.
- Beta_Pegasi wikiPageWikiLink Hipparcos_catalogue.
- Beta_Pegasi wikiPageWikiLink Luminosity.
- Beta_Pegasi wikiPageWikiLink Parallax.
- Beta_Pegasi wikiPageWikiLink Pegasus_(constellation).
- Beta_Pegasi wikiPageWikiLink Photosphere.
- Beta_Pegasi wikiPageWikiLink Red_giant.
- Beta_Pegasi wikiPageWikiLink Richard_Hinckley_Allen.
- Beta_Pegasi wikiPageWikiLink Semi-regular_variable.
- Beta_Pegasi wikiPageWikiLink Semiregular_variable_star.
- Beta_Pegasi wikiPageWikiLink Smithsonian_Astrophysical_Observatory_Star_Catalog.
- Beta_Pegasi wikiPageWikiLink Solar_mass.
- Beta_Pegasi wikiPageWikiLink Solar_radius.
- Beta_Pegasi wikiPageWikiLink Star.
- Beta_Pegasi wikiPageWikiLink Star_Names.
- Beta_Pegasi wikiPageWikiLink Stellar_classification.
- Beta_Pegasi wikiPageWikiLink Sun.
- Beta_Pegasi wikiPageWikiLink Titanium(II)_oxide.
- Beta_Pegasi wikiPageWikiLinkText "β Peg".
- Beta_Pegasi wikiPageWikiLinkText "Beta Pegasi".
- Beta_Pegasi wikiPageWikiLinkText "Beta".
- Beta_Pegasi wikiPageWikiLinkText "Scheat".
- Beta_Pegasi wikiPageWikiLinkText "β Peg".
- Beta_Pegasi wikiPageWikiLinkText "β Pegasi".
- Beta_Pegasi wikiPageWikiLinkText "β".
- Beta_Pegasi absmagV "-1.49".
- Beta_Pegasi appmagV "2.42".
- Beta_Pegasi bV "+1.67".
- Beta_Pegasi class "M2.5II–IIIe".
- Beta_Pegasi constell Pegasus_(constellation).
- Beta_Pegasi epoch "J2000".
- Beta_Pegasi gravity "1.2".
- Beta_Pegasi hasPhotoCollection Beta_Pegasi.
- Beta_Pegasi mass "2.1".
- Beta_Pegasi metalFe "–0.11".
- Beta_Pegasi pError "0.15".
- Beta_Pegasi parallax "16.64".
- Beta_Pegasi propMoDec "+136.93".
- Beta_Pegasi propMoRa "+187.65".
- Beta_Pegasi radialV "+8.7".
- Beta_Pegasi radius "95".
- Beta_Pegasi rotationalVelocity "9.7".
- Beta_Pegasi temperature "3689".
- Beta_Pegasi uB "+1.96".
- Beta_Pegasi variable Semi-regular_variable.
- Beta_Pegasi variable Semiregular_variable_star.
- Beta_Pegasi wikiPageUsesTemplate Template:Convert.
- Beta_Pegasi wikiPageUsesTemplate Template:Reflist.
- Beta_Pegasi wikiPageUsesTemplate Template:Sky.
- Beta_Pegasi wikiPageUsesTemplate Template:Starbox_astrometry.
- Beta_Pegasi wikiPageUsesTemplate Template:Starbox_begin.
- Beta_Pegasi wikiPageUsesTemplate Template:Starbox_catalog.
- Beta_Pegasi wikiPageUsesTemplate Template:Starbox_character.
- Beta_Pegasi wikiPageUsesTemplate Template:Starbox_detail.
- Beta_Pegasi wikiPageUsesTemplate Template:Starbox_end.
- Beta_Pegasi wikiPageUsesTemplate Template:Starbox_image.
- Beta_Pegasi wikiPageUsesTemplate Template:Starbox_observe.
- Beta_Pegasi wikiPageUsesTemplate Template:Starbox_reference.
- Beta_Pegasi wikiPageUsesTemplate Template:Stars_of_Pegasus.
- Beta_Pegasi subject Category:Bayer_objects.
- Beta_Pegasi subject Category:Durchmusterung_objects.
- Beta_Pegasi subject Category:Flamsteed_objects.
- Beta_Pegasi subject Category:HR_objects.
- Beta_Pegasi subject Category:Henry_Draper_Catalogue_objects.
- Beta_Pegasi subject Category:Hipparcos_objects.