Sanford 39

light-years

Catalog numbers:
     Sanford (SAN) 39
Arity: singular
Right Ascension and Declination: 12h14m28s, +31°26'6" (epoch 1950.0)
Distance from Sol: 64 light-years (20 parsecs)
Standard error in distance: 15%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: -54, -3.4, 33
Galactic (X,Y,Z) coordinates in ly: -9.5, -0.4, 63
Proper motion: 0.09 arcsec/yr (251.0° from north)
Radial Velocity: -34 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -0.5, -6.0, -35

What do all these fields mean?


Spectral class: M4-5e
Luminosity Class: V
Apparent visual magnitude: +14.15
Absolute visual magnitude: +12.69
Visual luminosity: 0.0007 x Sol
Color indices: B-V= +1.62, R-I= +1.28
Comfort Zone (visual): 0.03 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.