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R Boötis is a variable star in the northern constellation of Boötes. Typically the star is too faint to be readily visible to the naked eye, with a brightness that fluctuates between apparent visual magnitudes of 9.98. The distance to this star is approximately 2,150 light years based on parallax measurements. It is drifting closer with a radial velocity of about −58 km/s.

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  • R Bootis (fr)
  • R Boötis (en)
  • R Волопаса (ru)
  • R Bootis (sv)
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  • R Bootis est une étoile variable de type Mira de la constellation du Bouvier. Elle varie entre les magnitudes 6,2 et 13,1 sur une période d'environ 223 jours. (fr)
  • R Bootis är en pulserande variabel av Mira Ceti-typ i stjärnbilden Björnvaktaren. Stjärnan var den första i Björnvaktarens stjärnbild som fick en variabelbeteckning. Stjärnan varierar mellan magnitud +6,2 och 13,1 med en period av 233,4 dygn. (sv)
  • R Волопаса (лат. R Boötis), HD 128609 — двойная звезда в созвездии Волопаса на расстоянии приблизительно 2289 световых лет (около 702 парсеков) от Солнца. Видимая звёздная величина звезды — от +13,3m до +6m. (ru)
  • R Boötis is a variable star in the northern constellation of Boötes. Typically the star is too faint to be readily visible to the naked eye, with a brightness that fluctuates between apparent visual magnitudes of 9.98. The distance to this star is approximately 2,150 light years based on parallax measurements. It is drifting closer with a radial velocity of about −58 km/s. (en)
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  • http://commons.wikimedia.org/wiki/Special:FilePath/RBooLightCurve.png
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appmag v
class
  • M4-8e (en)
constell
epoch
  • J2000 (en)
gravity
  • −0.44 (en)
luminosity
mass
metal fe
p error
parallax
prop mo dec
prop mo ra
  • –25.537 (en)
radius
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