Luyten Palomar 888-64

Catalog numbers:
Gliese & Jahreiss (GJ) 1060, Luyten Palomar (LP) 888-64, Luyten FT (LFT) 286, Luyten Two-Tenth (LTT) 1648
Arity: binary
Right Ascension and Declination: 3h26m45s, -27°29'18" (epoch 1950.0)
Distance from Sol: 57 light-years (17 parsecs)
Standard error in distance: 16.8831%
Source for distance: Gliese
Celestial (X,Y,Z) coordinates in ly: 31, 39, -26
Galactic (X,Y,Z) coordinates in ly: -24, -22, -46
Proper motion: 0.839 arcsec/yr (63.7° from north)
Source for proper motion: Gliese

What do all these fields mean?

Component A:
Catalog numbers:
Luyten Half-Second (LHS) 1549, Eggen/Greenstein white dwarf (EG) 22
Spectral class: DA5
Luminosity Class: wd
Apparent visual magnitude: +14.00
Absolute visual magnitude: +12.80
Visual luminosity: 0.0007 x Sol
Comfort Zone (visual): 0.03 A.U.s

Component B:
Catalog numbers:
Luyten Half-Second (LHS) 1550
Right Ascension and Declination: 3h26m45s, -27°29'23" (epoch 1950.0)
Celestial (X,Y,Z) coordinates in ly: 31, 39, -26
Galactic (X,Y,Z) coordinates in ly: -24, -22, -46
Spectral class: M3
Luminosity Class: VI
Apparent visual magnitude: +13.80
Absolute visual magnitude: +12.60
Visual luminosity: 0.0008 x Sol
Color indices: R-I= +1.18
Comfort Zone (visual): 0.03 A.U.s

Data for this star system were most recently updated on 4-April-2001.