Bonner Durchmusterung +0°4241

light-years

Catalog numbers:
     Gliese (Gl) 761.2, Bonner Durchmusterung (BD) +0°4241, Hipparcos Input Catalog (HIC) 96121, Vyssotsky McCormick (McC) 195
Arity: singular
Right Ascension and Declination: 19h32m37.945s, +0°34'39.2" (epoch 2000.0)
Distance from Sol: 74.4 light-years (22.8 parsecs)
Standard error in distance: 4.194%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 29.2, -68.4, 0.75
Galactic (X,Y,Z) coordinates in ly: 57.3, 45.8, -12.1
Proper motion: 0.25 arcsec/yr (79.0° from north)
Radial Velocity: -47.9 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -50.2, -18.4, -12.9

What do all these fields mean?


Spectral class: M0.5
Luminosity Class: V
Apparent visual magnitude: +10.42
Absolute visual magnitude: +8.63
Visual luminosity: 0.031 x Sol
Color indices: B-V= +1.45, U-B= +1.26, R-I= +0.68
Comfort Zone (visual): 0.18 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.