Kapteyn's star

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• Kapteyn's Star — Starbox begin name=Kapteyn s Star Starbox observe epoch=J2000 constell=Pictor ra=05h 11m 40.6s dec= 45° 01 06 appmag v=8.85 Starbox character class=sdM1 V b v=1.56 u b=1.15 variable= Unknown Starbox astrometry radial v=+245.5 prop mo ra=6506.05… …   Wikipedia

• Kapteyn , Jacobus Cornelius — (1851–1922) Dutch astronomer Born at Barneveld in the Netherlands, Kapteyn studied at Utrecht University and became professor of astronomy at the University of Groningen in 1878. He was a very careful stellar observer and using David Gill s… …   Scientists

• Kapteyn, Jacobus Cornelius — ▪ Dutch astronomer born Jan. 19, 1851, Barneveld, Neth. died June 18, 1922, Amsterdam       Dutch astronomer who used photography and statistical methods in determining the motions and distribution of stars (star).       Kapteyn attended the… …   Universalium

• Jacobus Kapteyn — Jacobus Cornelius Kapteyn, (January 19, 1851 ndash;June 18, 1922) was a Dutch astronomer, best known for his extensive studies of the Milky Way and as the first discoverer of evidence for galactic rotation.Kapteyn was born in Barneveld, and went… …   Wikipedia

• Estrella de Kapteyn — Constelación Pictor Ascensión recta α 05h 11min 40,6s Declinación δ 45º 01’ 06’’ Distancia …   Wikipedia Español

• Etoile de Kapteyn — Étoile de Kapteyn Étoile de Kapteyn Données d observation (Époque J2000.0) Ascension droite 05h 11m 40,6s Déclinaison 45° 01′ 06″ Constellation Peintre Magnitude apparente …   Wikipédia en Français

• Étoile de kapteyn — Données d observation (Époque J2000.0) Ascension droite 05h 11m 40,6s Déclinaison 45° 01′ 06″ Constellation Peintre Magnitude apparente …   Wikipédia en Français

• Étoile de Kapteyn — Données d observation (Époque J2000.0) Ascension droite 05h 11m 40,6s Déclinaison 45° 01′ 06″ Constellation Peintre Magnitude apparente …   Wikipédia en Français

• Subdwarf star — A subdwarf star, sometimes denoted by sd , is luminosity class VI under the Yerkes spectral classification system. They are defined as stars with luminosity 1.5 to 2 magnitudes lower than that of main sequence stars of the same spectral type. On… …   Wikipedia

• High-velocity star — A high velocity star is a star moving faster than 65  km/s to 100 km/s (definitions vary) relative to the average motion of the stars in the Sun s neighbourhood. The velocity is also sometimes defined as supersonic relative to the surrounding… …   Wikipedia

• Hyades (star cluster) — Hyades Cluster Observation data (J2000.0 epoch) Constellation …   Wikipedia