Ross 620

light-years

Catalog numbers:
     Henry Draper (HD) 68834, Bonner Durchmusterung (BD) +13°1870, Hipparcos Input Catalog (HIC) 40375, Smithsonian Astrophysical Observatory (SAO) 97673, Ross 620, Luyten Two-Tenth (LTT) 12158
Arity: singular
Right Ascension and Declination: 8h14m35.906s, +13°1'22.09" (epoch 2000.0)
Distance from Sol: 59.8 light-years (18.3 parsecs)
Standard error in distance: 2.2585%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -32.3, 48.5, 13.5
Galactic (X,Y,Z) coordinates in ly: -46.7, -27.7, 25.1
Proper motion: 0.433 arcsec/yr (282.1° from north)
Source for proper motion: Gliese

What do all these fields mean?


Spectral class: K4
Luminosity Class: V
Apparent visual magnitude: +8.82
Absolute visual magnitude: +7.50
Visual luminosity: 0.087 x Sol
Color indices: B-V= +1.20, U-B= +1.13
Comfort Zone (visual): 0.30 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.