Ross 1007

light-years

Catalog numbers:
     Gliese (Gl) 507.1, Giclas (G) 164-66, Hipparcos Input Catalog (HIC) 65016, Vyssotsky McCormick (McC) 45, Ross 1007, Catalogue Astrographique (AC) +3338922
Arity: singular
Right Ascension and Declination: 13h19m40.15s, +33°20'48.1" (epoch 2000.0)
Distance from Sol: 56.7 light-years (17.4 parsecs)
Standard error in distance: 3.8449%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -44.5, -16.1, 31.2
Galactic (X,Y,Z) coordinates in ly: 2.00, 8.53, 56.0
Proper motion: 0.251 arcsec/yr (240.0° from north)
Radial Velocity: -11.8 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -8.48, -20.6, -8.51

What do all these fields mean?


Spectral class: M2
Luminosity Class: V
Apparent visual magnitude: +10.62
Absolute visual magnitude: +9.42
Visual luminosity: 0.015 x Sol
Color indices: B-V= +1.51, U-B= +1.20, R-I= +0.90
Comfort Zone (visual): 0.12 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.