QY Aurigae

light-years
Proper names: QY Aurigae
Catalog numbers:
     Gliese (Gl) 268, Giclas (G) 87-26, Luyten Half-Second (LHS) 226, Hipparcos Input Catalog (HIC) 34603, Ross 986, Catalogue Astrographique (AC) +3823616
Arity: singular
Right Ascension and Declination: 7h10m1.756s, +38°31'46.48" (epoch 2000.0)
Distance from Sol: 20.7 light-years (6.36 parsecs)
Standard error in distance: 2.0678%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -4.88, 15.5, 12.9
Galactic (X,Y,Z) coordinates in ly: -19.4, 0.24, 7.27
Proper motion: 1.052 arcsec/yr (207.9° from north)
Radial Velocity: 37.9 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -43.9, -21.0, -8.52

What do all these fields mean?


NOTE: This star is actually a close-orbiting binary pair. The data below are for both sub-components of the pair combined.
Spectral class: M4.5e
Luminosity Class: V
Apparent visual magnitude: +11.49
Absolute visual magnitude: +12.47
Visual luminosity: 0.00089 x Sol
Variable type: UV Ceti flare star (eruptive variable)
Color indices: B-V= +1.71, U-B= +1.20, R-I= +1.37
Mass: 0.13 x Sol
Comfort Zone (visual): 0.030 A.U.s
Orbital period in CZ: 5.2319 days
Tidal index in CZ: 4873.73

light-years
but not more than light-years away
Data for this star system were most recently updated on 4-April-2001.