Bonner Durchmusterung +52°1650

light-years

Catalog numbers:
     Gliese (Gl) 483, Henry Draper (HD) 110833, Bonner Durchmusterung (BD) +52°1650, Giclas (G) 199-36, Hipparcos Input Catalog (HIC) 62145, Smithsonian Astrophysical Observatory (SAO) 28499
Arity: singular
Right Ascension and Declination: 12h44m14.533s, +51°45'33.63" (epoch 2000.0)
Distance from Sol: 49.1 light-years (15.1 parsecs)
Standard error in distance: 1.1611%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -29.8, -5.83, 38.6
Galactic (X,Y,Z) coordinates in ly: -11.6, 16.6, 44.7
Proper motion: 0.432 arcsec/yr (245.6° from north)
Radial Velocity: 10.6 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -20.0, -21.3, 14.4

What do all these fields mean?


Spectral class: K3
Luminosity Class: V
Apparent visual magnitude: +7.04
Absolute visual magnitude: +6.15
Visual luminosity: 0.30 x Sol
Color indices: B-V= +0.94, U-B= +0.72
Diameter: 0.85 x Sol
Source for diameter: Apparent Diameters and Absolute Radii of Stars (Fracassini+ 1988)
Comfort Zone (visual): 0.55 A.U.s
Angular size of star in sky in CZ: 0.824172 degrees
Detected companions: 1
Companion b:
     Mass: 17 x Jupiter, minimum
     Period: 270.04 days
     Semimajor Axis: 0.8 A.U.s
     Eccentricity: 0.69
     Periastron distance: 0.248 A.U.s
     Apastron distance: 1.352 A.U.s
     Source for orbit data: Mayor, Queloz, Udry, Halbwachs

light-years
but not more than light-years away
Data for this star system were most recently updated on 4-April-2001.