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- Epsilon_Coronae_Borealis abstract "Epsilon Coronae Borealis (ε CrB) is a multiple star system in the constellation Corona Borealis located around 230 light-years from the Solar System. It shines with a combined apparent magnitude of 4.13, meaning it is visible to the unaided eye in all night skies except those brightly lit in inner city locations. It is an orange giant around 1.7 times as massive as the Sun of spectral type K2III, which has exhausted its core fuel supply of hydrogen and swollen to 21 times the Sun's diameter and 151 times its luminosity. That is, Epsilon Coronae Borealis's diameter is about one-quarter of Mercury's orbit. Its surface temperature has been calculated to be 4365 ± 9 K, or 4406 ± 15 K. It is thought to be around 1.74 billion years old.Epsilon Coronae Borealis B is a companion star thought to be an orange dwarf of spectral types K3V to K9V that orbits at a distance of 135 astronomical units, completing one orbit every 900 years.A faint (magnitude 11.5) star, 1.5 arc minutes away, has been called Epsilon Coronae Borealis C although it is only close by line of sight and is unrelated to the system.The ε CrB star system's radial velocity was observed over seven years from January 2005 to January 2012, during which time a 'wobble' with a period of around 418 days was recorded. This has been calculated to be a planet around 6.7 times as massive as Jupiter orbiting at a distance of 1.3 astronomical units with an eccentricity of 0.11.Epsilon Coronae Borealis lies one degree north of (and is used as a guide for) the variable T Coronae Borealis.".
- Epsilon_Coronae_Borealis wikiPageID "36966950".
- Epsilon_Coronae_Borealis wikiPageLength "5546".
- Epsilon_Coronae_Borealis wikiPageOutDegree "14".
- Epsilon_Coronae_Borealis wikiPageRevisionID "661570520".
- Epsilon_Coronae_Borealis wikiPageWikiLink Apparent_magnitude.
- Epsilon_Coronae_Borealis wikiPageWikiLink Category:Bayer_objects.
- Epsilon_Coronae_Borealis wikiPageWikiLink Category:Corona_Borealis_(constellation).
- Epsilon_Coronae_Borealis wikiPageWikiLink Category:K-type_giants.
- Epsilon_Coronae_Borealis wikiPageWikiLink Constellation.
- Epsilon_Coronae_Borealis wikiPageWikiLink Corona_Borealis.
- Epsilon_Coronae_Borealis wikiPageWikiLink Jupiter.
- Epsilon_Coronae_Borealis wikiPageWikiLink Light-year.
- Epsilon_Coronae_Borealis wikiPageWikiLink Luminosity.
- Epsilon_Coronae_Borealis wikiPageWikiLink Methods_of_detecting_exoplanets.
- Epsilon_Coronae_Borealis wikiPageWikiLink Solar_System.
- Epsilon_Coronae_Borealis wikiPageWikiLink Star_system.
- Epsilon_Coronae_Borealis wikiPageWikiLink T_Coronae_Borealis.
- Epsilon_Coronae_Borealis wikiPageWikiLinkText "Epsilon Coronae Borealis".
- Epsilon_Coronae_Borealis wikiPageWikiLinkText "Epsilon".
- Epsilon_Coronae_Borealis wikiPageWikiLinkText "ε Coronae Borealis".
- Epsilon_Coronae_Borealis wikiPageWikiLinkText "ε CrB".
- Epsilon_Coronae_Borealis ageGyr "1.74".
- Epsilon_Coronae_Borealis appmagV "4.13".
- Epsilon_Coronae_Borealis class "K2III".
- Epsilon_Coronae_Borealis constell Corona_Borealis.
- Epsilon_Coronae_Borealis epoch "J2000".
- Epsilon_Coronae_Borealis luminosityBolometric "151".
- Epsilon_Coronae_Borealis mass "1.7".
- Epsilon_Coronae_Borealis metalFe "–0.094 ± 0.001".
- Epsilon_Coronae_Borealis names "HD 143107, HR 5947, HIP 78159".
- Epsilon_Coronae_Borealis pError "0.68".
- Epsilon_Coronae_Borealis parallax "13.97".
- Epsilon_Coronae_Borealis propMoDec "-60.61".
- Epsilon_Coronae_Borealis propMoRa "-77.07".
- Epsilon_Coronae_Borealis radialV "–30.92".
- Epsilon_Coronae_Borealis radius "21".
- Epsilon_Coronae_Borealis temperature "4406".
- Epsilon_Coronae_Borealis type "giant".
- Epsilon_Coronae_Borealis wikiPageUsesTemplate Template:DEC.
- Epsilon_Coronae_Borealis wikiPageUsesTemplate Template:RA.
- Epsilon_Coronae_Borealis wikiPageUsesTemplate Template:Reflist.
- Epsilon_Coronae_Borealis wikiPageUsesTemplate Template:Starbox_astrometry.
- Epsilon_Coronae_Borealis wikiPageUsesTemplate Template:Starbox_begin.
- Epsilon_Coronae_Borealis wikiPageUsesTemplate Template:Starbox_catalog.
- Epsilon_Coronae_Borealis wikiPageUsesTemplate Template:Starbox_character.
- Epsilon_Coronae_Borealis wikiPageUsesTemplate Template:Starbox_detail.
- Epsilon_Coronae_Borealis wikiPageUsesTemplate Template:Starbox_end.
- Epsilon_Coronae_Borealis wikiPageUsesTemplate Template:Starbox_observe.
- Epsilon_Coronae_Borealis wikiPageUsesTemplate Template:Stars_of_Corona_Borealis.
- Epsilon_Coronae_Borealis subject Category:Bayer_objects.
- Epsilon_Coronae_Borealis subject Category:Corona_Borealis_(constellation).
- Epsilon_Coronae_Borealis subject Category:K-type_giants.
- Epsilon_Coronae_Borealis hypernym System.
- Epsilon_Coronae_Borealis type CelestialBody.
- Epsilon_Coronae_Borealis type Place.
- Epsilon_Coronae_Borealis type Star.
- Epsilon_Coronae_Borealis type Catalogue.
- Epsilon_Coronae_Borealis type Location.
- Epsilon_Coronae_Borealis type Place.
- Epsilon_Coronae_Borealis type Thing.
- Epsilon_Coronae_Borealis comment "Epsilon Coronae Borealis (ε CrB) is a multiple star system in the constellation Corona Borealis located around 230 light-years from the Solar System. It shines with a combined apparent magnitude of 4.13, meaning it is visible to the unaided eye in all night skies except those brightly lit in inner city locations.".
- Epsilon_Coronae_Borealis label "Epsilon Coronae Borealis".
- Epsilon_Coronae_Borealis sameAs Q5098336.
- Epsilon_Coronae_Borealis sameAs Épsilon_Coronae_Borealis.
- Epsilon_Coronae_Borealis sameAs Épsilon_Coronae_Borealis.
- Epsilon_Coronae_Borealis sameAs Epsilon_Coronae_Borealis.
- Epsilon_Coronae_Borealis sameAs m.0m0jg9n.
- Epsilon_Coronae_Borealis sameAs Q5098336.
- Epsilon_Coronae_Borealis wasDerivedFrom Epsilon_Coronae_Borealis?oldid=661570520.
- Epsilon_Coronae_Borealis isPrimaryTopicOf Epsilon_Coronae_Borealis.
- Epsilon_Coronae_Borealis name "Epsilon Coronae Borealis".