Bonner Durchmusterung +52°2815

light-years

Catalog numbers:
     Bonner Durchmusterung (BD) +52°2815, Giclas (G) 231-17, Luyten Half-Second (LHS) 3590, Hipparcos Input Catalog (HIC) 102870, Luyten Two-Tenth (LTT) 16100
Arity: singular
Right Ascension and Declination: 20h50m33.083s, +52°53'58.64" (epoch 2000.0)
Distance from Sol: 73.2 light-years (22.4 parsecs)
Standard error in distance: 2.2159%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 29.9, -32.5, 58.4
Galactic (X,Y,Z) coordinates in ly: -1.89, 72.8, 7.04
Proper motion: 0.536 arcsec/yr (32.2° from north)
Source for proper motion: Gliese

What do all these fields mean?


Spectral class: K5
Luminosity Class: V-VI
Apparent visual magnitude: +9.70
Absolute visual magnitude: +7.95
Visual luminosity: 0.058 x Sol
Color indices: B-V= +1.32, R-I= +0.56
Comfort Zone (visual): 0.24 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.