Cape Photographic Durchmusterung -46°29

light-years

Catalog numbers:
     Gliese (Gl) 17.1, Cape Photographic Durchmusterung (CPD) -46°29, Luyten Half-Second (LHS) 1061, Hipparcos Input Catalog (HIC) 1696, New Suspected Variable (NSV) 139
Arity: singular
Right Ascension and Declination: 0h21m19.73s, -45°44'47" (epoch 2000.0)
Distance from Sol: 58.6 light-years (18.0 parsecs)
Standard error in distance: 3.5009%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 40.7, 3.80, -42.0
Galactic (X,Y,Z) coordinates in ly: 14.2, -12.9, -55.3
Proper motion: 0.791 arcsec/yr (174.2° from north)
Radial Velocity: 2.5 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: 24.4, -60.3, 17.7

What do all these fields mean?


Spectral class: M1
Luminosity Class: V?
Apparent visual magnitude: +10.41
Absolute visual magnitude: +9.14
Visual luminosity: 0.019 x Sol
Color indices: B-V= +1.48, U-B= +1.21, R-I= +0.76
Comfort Zone (visual): 0.14 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.