Bonner Durchmusterung +34°2541

light-years

Catalog numbers:
     Gliese (Gl) 558, Bonner Durchmusterung (BD) +34°2541, Giclas (G) 166-38, Luyten Half-Second (LHS) 2948, Hipparcos Input Catalog (HIC) 71311, Vyssotsky McCormick (McC) 313
Arity: singular
Right Ascension and Declination: 14h34m57.808s, +33°44'48.47" (epoch 2000.0)
Distance from Sol: 66.4 light-years (20.4 parsecs)
Standard error in distance: 2.5208%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -43.1, -34.6, 36.9
Galactic (X,Y,Z) coordinates in ly: 15.2, 21.8, 60.9
Proper motion: 0.788 arcsec/yr (287.1° from north)
Radial Velocity: -51.9 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -74.7, -49.9, -20.1

What do all these fields mean?


Spectral class: M0.5
Luminosity Class: V
Apparent visual magnitude: +9.57
Absolute visual magnitude: +8.02
Visual luminosity: 0.054 x Sol
Color indices: B-V= +1.28, U-B= +1.17, R-I= +0.54
Comfort Zone (visual): 0.23 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.