Luyten 534-25

light-years

Catalog numbers:
     Gliese & Jahreiss (GJ) 1126, Henry Draper (HD) 82342, Cordoba Durchmusterung (CD) -31°7352, Hipparcos Input Catalog (HIC) 46626, Smithsonian Astrophysical Observatory (SAO) 200438, UGPMF 209, Luyten (L) 534-25, Luyten Two-Tenth (LTT) 3494, Cape Photographic Durchmusterung (CPD) -31°2748
Arity: binary
Right Ascension and Declination: 9h30m28.051s, -32°6'12.55" (epoch 2000.0)
Distance from Sol: 63.1 light-years (19.3 parsecs)
Standard error in distance: 1.7294%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: -42.5, 32.4, -33.5
Galactic (X,Y,Z) coordinates in ly: -9.25, -60.5, 15.3
Proper motion: 0.331 arcsec/yr (344.6° from north)
Source for proper motion: Gliese

What do all these fields mean?


Component A:
Spectral class: K3
Luminosity Class: V
Apparent visual magnitude: +8.38
Absolute visual magnitude: +6.95
Visual luminosity: 0.14 x Sol
Color indices: B-V= +0.98, U-B= +0.69, R-I= +0.42
Comfort Zone (visual): 0.38 A.U.s


Component B:
Catalog numbers:
     Luyten Palomar (LP) 902-30
Proper motion: 0.393 arcsec/yr (349.0° from north)
Source for proper motion: Gliese
Spectral class: M
Luminosity Class: V
Apparent visual magnitude: +13.08
Absolute visual magnitude: +11.65
Visual luminosity: 0.0019 x Sol
Color indices: B-V= +1.46, U-B= +0.97, R-I= +1.10
Comfort Zone (visual): 0.044 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.