Ross 28

light-years

Catalog numbers:
     Gliese (Gl) 164, Giclas (G) 175-19, Luyten Half-Second (LHS) 1642, Ross 28
Arity: singular
Right Ascension and Declination: 4h9m9s, +52°29'41" (epoch 1950.0)
Distance from Sol: 43.3 light-years (13.3 parsecs)
Standard error in distance: 8.5055%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: 12.3, 23.3, 34.4
Galactic (X,Y,Z) coordinates in ly: -37.8, 21.1, 0.77
Proper motion: 0.91 arcsec/yr (203.7° from north)
Source for proper motion: Gliese

What do all these fields mean?


Spectral class: M3.5
Luminosity Class: V
Apparent visual magnitude: +13.50
Absolute visual magnitude: +12.88
Visual luminosity: 0.00061 x Sol
Color indices: B-V= +1.67, R-I= +1.37
Comfort Zone (visual): 0.025 A.U.s

light-years
but not more than light-years away
Data for this star system were most recently updated on 4-April-2001.