Some facts about Kapteyn's Star Parallax: 0.255 arcsecs Spectral type: M0 V Radial velocity: 246.3 km/s Proper Motion: 8.671 arcsecs/year Apparent Visual Magnitude: 8.86 Absolute Visual Magnitude: 10.9 Luminosity: 0.013 Solar Luminosities See also: List of nearest stars Space