SZ Ursae Majoris

light-years
Proper names: SZ Ursae Majoris
Catalog numbers:
     Gliese (Gl) 424, Bonner Durchmusterung (BD) +66°717, Giclas (G) 236-65, Luyten Half-Second (LHS) 41, Hipparcos Input Catalog (HIC) 55360, Smithsonian Astrophysical Observatory (SAO) 15475, Vyssotsky McCormick (McC) 38
Arity: singular
Right Ascension and Declination: 11h20m4.773s, +65°50'47.69" (epoch 2000.0)
Distance from Sol: 29.66 light-years (9.095 parsecs)
Standard error in distance: 0.9995%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -11.95, 2.104, 27.07
Galactic (X,Y,Z) coordinates in ly: -14.12, 13.31, 22.43
Proper motion: 2.961 arcsec/yr (273.6° from north)
Radial Velocity: 60 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -140.5, -12.15, -1.930

What do all these fields mean?


Spectral class: M1
Luminosity Class: V
Apparent visual magnitude: +9.31
Absolute visual magnitude: +9.52
Visual luminosity: 0.0136 x Sol
Variable type: UV Ceti flare star (eruptive variable)
Color indices: B-V= +1.41, U-B= +1.08, R-I= +0.75
Comfort Zone (visual): 0.117 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.