AOe 17415-6


Catalog numbers:
     Gliese (Gl) 687, Bonner Durchmusterung (BD) +68946, Giclas (G) 240-63, Luyten Half-Second (LHS) 450, Hipparcos Input Catalog (HIC) 86162, Smithsonian Astrophysical Observatory (SAO) 17568, Vyssotsky McCormick (McC) 322, AOe 17415-6
Arity: possible spectroscopic binary
Right Ascension and Declination: 17h36m26.04s, +68°20'21.5" (epoch 2000.0)
Distance from Sol: 14.77 light-years (4.528 parsecs)
Standard error in distance: 0.4148%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -0.560, -5.422, 13.73
Galactic (X,Y,Z) coordinates in ly: -1.867, 12.39, 7.824
Proper motion: 1.304 arcsec/yr (194.8° from north)
Radial Velocity: -23.2 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 29.61, -20.73, -3.901

What do all these fields mean?

Spectral class: M3
Luminosity Class: V
Apparent visual magnitude: +9.15
Absolute visual magnitude: +10.88
Visual luminosity: 0.00389 x Sol
Color indices: B-V= +1.50, U-B= +1.06, R-I= +1.10
Mass: 0.21 x Sol
Diameter: 0.45 x Sol
Comfort Zone (visual): 0.0624 A.U.s
Orbital period in CZ: 12.4093 days
Tidal index in CZ: 866.335
Angular size of star in sky in CZ: 3.847562 degrees

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