Bonner Durchmusterung -11°5030

light-years

Catalog numbers:
     Gliese & Jahreiss (GJ) 1240, Henry Draper (HD) 183870, Bonner Durchmusterung (BD) -11°5030, Hipparcos Input Catalog (HIC) 96085, Smithsonian Astrophysical Observatory (SAO) 162730, UGPMF 469, Southern Reference System (SRS) 15561, Luyten Two-Tenth (LTT) 7720
Arity: singular
Right Ascension and Declination: 19h32m6.707s, -11°16'29.84" (epoch 2000.0)
Distance from Sol: 58.8 light-years (18.0 parsecs)
Standard error in distance: 1.5957%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 22.5, -53.0, -11.5
Galactic (X,Y,Z) coordinates in ly: 50.3, 26.4, -14.9
Proper motion: 0.233 arcsec/yr (85.5° from north)
Radial Velocity: -48.1 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -49.7, -14.8, -4.49

What do all these fields mean?


Spectral class: K2
Luminosity Class: V
Apparent visual magnitude: +7.54
Absolute visual magnitude: +6.26
Visual luminosity: 0.27 x Sol
Color indices: B-V= +0.92, U-B= +0.64, R-I= +0.34
Comfort Zone (visual): 0.52 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.