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- Gamma_Ursae_Minoris abstract "Gamma Ursae Minoris (γ UMi, γ Ursae Minoris; also 13 UMi) is a star in the northern circumpolar constellation of Ursa Minor. It has the traditional name Pherkad, which derives from the Arabic فرقد farqad "calf", short for aḫfa al farkadayn "the dim one of the two calves", Pherkad and Kochab. (The full name Ahfa al Farkadain is now applied to Zeta Ursae Minoris.) Gamma Ursae Minoris is sometimes called Pherkad Major to distinguish it from 11 Ursae Minoris Pherkad Minor. Together with Beta Ursae Minoris, or Kochab, Gamma forms the end of the dipper pan of the "Little Dipper", which is a colloquial name for the constellation. Pherkad and Kochab are sometimes called the "Guardians of the Pole" or the "Indestructibles"[citation needed], as they appear to circle around the north star Polaris as the Earth rotates.In Chinese, 北極 (Běi Jí), meaning North Pole, refers to an asterism consisting of γ Ursae Minoris, β Ursae Minoris, 5 Ursae Minoris, 4 Ursae Minoris and Σ 1694. Consequently, γ Ursae Minoris itself is known as 北極一 (Běi Jí yī, English: the First Star of North Pole.), representing 太子 (Tàizǐ), meaning Crown PrinceGamma Ursae Minoris has apparent magnitude +3.05 and can be readily observed with the naked eye even in a city-lit night sky. Based upon parallax measurements, it is approximately 487 light-years (149 parsecs) from Earth, giving it an absolute magnitude of –2.84. Measurement of the star's spectrum resulted in a stellar classification of A3 Iab, with the luminosity class of 'Iab' indicating this is an intermediate luminosity supergiant star. The effective temperature of the star's outer envelope is 8,280 K, giving it the typical white hue of an A-type star. It is rotating rapidly, with the projected rotational velocity of 180 km s–1 providing a lower limit on the azimuthal velocity along the star's equator.This is classified as a shell star that has a circumstellar disk of gas around the star's equator, which may be causing it to vary in magnitude. It is 1100 times more luminous than the Sun, and possesses a radius 15 times that of the Sun.".
- Gamma_Ursae_Minoris thumbnail Ursa_Minor_IAU.svg?width=300.
- Gamma_Ursae_Minoris wikiPageID "2108680".
- Gamma_Ursae_Minoris wikiPageRevisionID "606564109".
- Gamma_Ursae_Minoris absmagV "–2.84".
- Gamma_Ursae_Minoris appmagV "+3.05".
- Gamma_Ursae_Minoris bV "+0.09".
- Gamma_Ursae_Minoris class "A3 Iab:".
- Gamma_Ursae_Minoris constell Ursa_Minor.
- Gamma_Ursae_Minoris epoch "J2000.0".
- Gamma_Ursae_Minoris gravity "2.53".
- Gamma_Ursae_Minoris hasPhotoCollection Gamma_Ursae_Minoris.
- Gamma_Ursae_Minoris luminosity "1100".
- Gamma_Ursae_Minoris pError "0.11".
- Gamma_Ursae_Minoris parallax "6.7".
- Gamma_Ursae_Minoris propMoDec "+17.90".
- Gamma_Ursae_Minoris propMoRa "−17.73".
- Gamma_Ursae_Minoris radialV "−3.9".
- Gamma_Ursae_Minoris radius "15".
- Gamma_Ursae_Minoris rotationalVelocity "180".
- Gamma_Ursae_Minoris temperature "8280".
- Gamma_Ursae_Minoris title Pole_star.
- Gamma_Ursae_Minoris uB "+0.08".
- Gamma_Ursae_Minoris years "1900".
- Gamma_Ursae_Minoris subject Category:A-type_supergiants.
- Gamma_Ursae_Minoris subject Category:Bayer_objects.
- Gamma_Ursae_Minoris subject Category:Delta_Scuti_variables.
- Gamma_Ursae_Minoris subject Category:Stars_with_proper_names.
- Gamma_Ursae_Minoris subject Category:Ursa_Minor_(constellation).
- Gamma_Ursae_Minoris type A-typeBrightGiants.
- Gamma_Ursae_Minoris type A-typeGiants.
- Gamma_Ursae_Minoris type Animal100015388.
- Gamma_Ursae_Minoris type BayerObjects.
- Gamma_Ursae_Minoris type CelestialBody109239740.
- Gamma_Ursae_Minoris type DeltaScutiVariables.
- Gamma_Ursae_Minoris type Giant101323781.
- Gamma_Ursae_Minoris type LivingThing100004258.
- Gamma_Ursae_Minoris type NaturalObject100019128.
- Gamma_Ursae_Minoris type Object100002684.
- Gamma_Ursae_Minoris type Organism100004475.
- Gamma_Ursae_Minoris type PhysicalEntity100001930.
- Gamma_Ursae_Minoris type Star109444100.
- Gamma_Ursae_Minoris type StarsWithProperNames.
- Gamma_Ursae_Minoris type Thing100002452.
- Gamma_Ursae_Minoris type Variable109468959.
- Gamma_Ursae_Minoris type Whole100003553.
- Gamma_Ursae_Minoris type CelestialBody.
- Gamma_Ursae_Minoris type Star.
- Gamma_Ursae_Minoris type PhysicalBody.
- Gamma_Ursae_Minoris comment "Gamma Ursae Minoris (γ UMi, γ Ursae Minoris; also 13 UMi) is a star in the northern circumpolar constellation of Ursa Minor. It has the traditional name Pherkad, which derives from the Arabic فرقد farqad "calf", short for aḫfa al farkadayn "the dim one of the two calves", Pherkad and Kochab. (The full name Ahfa al Farkadain is now applied to Zeta Ursae Minoris.) Gamma Ursae Minoris is sometimes called Pherkad Major to distinguish it from 11 Ursae Minoris Pherkad Minor.".
- Gamma_Ursae_Minoris label "Gamma Ursae Minoris".
- Gamma_Ursae_Minoris label "Gamma Ursae Minoris".
- Gamma_Ursae_Minoris label "Gamma Ursae Minoris".
- Gamma_Ursae_Minoris label "Pherkad".
- Gamma_Ursae_Minoris label "Pherkad".
- Gamma_Ursae_Minoris label "Pherkad".
- Gamma_Ursae_Minoris label "Pherkad".
- Gamma_Ursae_Minoris label "Pherkad".
- Gamma_Ursae_Minoris label "Феркад".
- Gamma_Ursae_Minoris label "فرقد (نجم)".
- Gamma_Ursae_Minoris label "こぐま座ガンマ星".
- Gamma_Ursae_Minoris label "北極一".
- Gamma_Ursae_Minoris sameAs Pherkad.
- Gamma_Ursae_Minoris sameAs Pherkad.
- Gamma_Ursae_Minoris sameAs Pherkad.
- Gamma_Ursae_Minoris sameAs Gamma_Ursae_Minoris.
- Gamma_Ursae_Minoris sameAs Gamma_Ursae_Minoris.
- Gamma_Ursae_Minoris sameAs Pherkad.
- Gamma_Ursae_Minoris sameAs こぐま座ガンマ星.
- Gamma_Ursae_Minoris sameAs 페르카드.
- Gamma_Ursae_Minoris sameAs Pherkad.
- Gamma_Ursae_Minoris sameAs Pherkad.
- Gamma_Ursae_Minoris sameAs Gamma_Ursae_Minoris.
- Gamma_Ursae_Minoris sameAs m.06mp93.
- Gamma_Ursae_Minoris sameAs Q14061.
- Gamma_Ursae_Minoris sameAs Q14061.
- Gamma_Ursae_Minoris sameAs Gamma_Ursae_Minoris.
- Gamma_Ursae_Minoris wasDerivedFrom Gamma_Ursae_Minoris?oldid=606564109.
- Gamma_Ursae_Minoris depiction Ursa_Minor_IAU.svg.
- Gamma_Ursae_Minoris isPrimaryTopicOf Gamma_Ursae_Minoris.
- Gamma_Ursae_Minoris name "Gamma Ursae Minoris".