Bonner Durchmusterung +48°1829

light-years

Catalog numbers:
     Gliese (Gl) 378, Bonner Durchmusterung (BD) +48°1829, Giclas (G) 146-6, Luyten Half-Second (LHS) 278, Hipparcos Input Catalog (HIC) 49189, Vyssotsky McCormick (McC) 562
Arity: singular
Right Ascension and Declination: 10h2m21.749s, +48°5'20.28" (epoch 2000.0)
Distance from Sol: 48.6 light-years (14.9 parsecs)
Standard error in distance: 2.4128%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -28.3, 15.9, 36.2
Galactic (X,Y,Z) coordinates in ly: -29.5, 5.81, 38.2
Proper motion: 1.571 arcsec/yr (203.8° from north)
Radial Velocity: -9.8 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -24.7, -107, -15.2

What do all these fields mean?


Spectral class: M2
Luminosity Class: V
Apparent visual magnitude: +10.08
Absolute visual magnitude: +9.21
Visual luminosity: 0.018 x Sol
Color indices: B-V= +1.37, U-B= +1.13, R-I= +0.82
Comfort Zone (visual): 0.13 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.