Bonner Durchmusterung +42°2508

light-years

Catalog numbers:
     Henry Draper (HD) 127334, Bonner Durchmusterung (BD) +42°2508, Hipparcos Input Catalog (HIC) 70873, Smithsonian Astrophysical Observatory (SAO) 45075, FK5 Extension (FK5 Ext) 3146, Hoffleit Bright Star (HR) 5423, Luyten Two-Tenth (LTT) 14271
Age: 6900 million years
Source for age: B. Edvardsson et al., "Chemical Evolution of the Galactic Disc", A&AP 275
Heavy element abundance: 200% of Sol
Source for heavy element abundance: B. Edvardsson et al., "Chemical Evolution of the Galactic Disc", A&AP 275
Arity: singular
Right Ascension and Declination: 14h29m36.807s, +41°47'45.41" (epoch 2000.0)
Distance from Sol: 76.9 light-years (23.6 parsecs)
Standard error in distance: 1.3715%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -45.5, -34.8, 51.2
Galactic (X,Y,Z) coordinates in ly: 8.67, 31.4, 69.6
Proper motion: 0.272 arcsec/yr (144.9° from north)
Radial Velocity: 0.4 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 30.1, -4.11, -1.44

What do all these fields mean?


Spectral class: G5
Luminosity Class: V
Apparent visual magnitude: +6.38
Absolute visual magnitude: +4.52
Visual luminosity: 1.35 x Sol
Color indices: B-V= +0.70, U-B= +0.21
Comfort Zone (visual): 1.16 A.U.s

light-years
but not more than light-years away
Data for this star system were most recently updated on 12-May-2001.