Ross 23

light-years

Catalog numbers:
     Gliese (Gl) 156.1, Giclas (G) 175-11, Luyten Half-Second (LHS) 6, Vyssotsky McCormick (McC) 226, Ross 23, Luyten Two-Tenth (LTT) 11297, Catalogue Astrographique (AC) +53°2250-45
Arity: singular
Right Ascension and Declination: 3h52m55s, +53°25'18" (epoch 1950.0)
Distance from Sol: 61 light-years (19 parsecs)
Standard error in distance: 18.1679%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: 19, 31, 49
Galactic (X,Y,Z) coordinates in ly: -52, 32, 0.1
Proper motion: 0.458 arcsec/yr (139.6° from north)
Radial Velocity: -5 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -17, -37, -7.0

What do all these fields mean?


Spectral class: M1.5e
Luminosity Class: V
Apparent visual magnitude: +10.86
Absolute visual magnitude: +9.51
Visual luminosity: 0.01 x Sol
Color indices: B-V= +1.43, U-B= +1.21, R-I= +0.84
Comfort Zone (visual): 0.1 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.