Gliese & Jahreiss 1284

light-years

Catalog numbers:
     Gliese & Jahreiss (GJ) 1284, Giclas (G) 273-59, Hipparcos Input Catalog (HIC) 116003, UGPMF 610
Arity: singular
Right Ascension and Declination: 23h30m13.411s, -20°23'27.16" (epoch 2000.0)
Distance from Sol: 48 light-years (15 parsecs)
Standard error in distance: 10.3846%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 45, -5.9, -17
Galactic (X,Y,Z) coordinates in ly: 10, 12, -46
Proper motion: 0.355 arcsec/yr (121.0° from north)
Source for proper motion: Gliese

What do all these fields mean?


Spectral class: M2e
Luminosity Class: V
Apparent visual magnitude: +11.09
Absolute visual magnitude: +10.24
Visual luminosity: 0.007 x Sol
Color indices: B-V= +1.51, U-B= +1.03, R-I= +1.10
Comfort Zone (visual): 0.08 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.