Bonner Durchmusterung +46°2361

light-years

Catalog numbers:
     Gliese (Gl) 694.2, Bonner Durchmusterung (BD) +46°2361, Hipparcos Input Catalog (HIC) 86916, Vyssotsky McCormick (McC) 173
Arity: singular
Right Ascension and Declination: 17h45m33.571s, +46°51'19.11" (epoch 2000.0)
Distance from Sol: 73.3 light-years (22.5 parsecs)
Standard error in distance: 3.0712%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -3.16, -50.0, 53.5
Galactic (X,Y,Z) coordinates in ly: 18.0, 60.8, 36.8
Proper motion: 0.03 arcsec/yr (225.0° from north)
Radial Velocity: 5.7 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 3.62, 3.09, 4.48

What do all these fields mean?


Spectral class: M1.5
Luminosity Class: V
Apparent visual magnitude: +10.72
Absolute visual magnitude: +8.96
Visual luminosity: 0.023 x Sol
Color indices: B-V= +1.49, U-B= +1.27, R-I= +0.78
Comfort Zone (visual): 0.15 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.