Innes 699

light-years

Catalog numbers:
     Gliese & Jahreiss (GJ) 1294, Henry Draper (HD) 224953, Cordoba Durchmusterung (CD) -68°2373, Hipparcos Input Catalog (HIC) 169, UGPMF 623, Innes (I) 699, Luyten Two-Tenth (LTT) 9859, Luyten (L) 86-80, Cape Photographic Durchmusterung (CPD) -68°3594
Arity: binary
Right Ascension and Declination: 0h2m8.87s, -68°16'51.3" (epoch 2000.0)
Distance from Sol: 51.7 light-years (15.9 parsecs)
Standard error in distance: 3.0457%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 19.1, 0.18, -48.1
Galactic (X,Y,Z) coordinates in ly: 21.8, -26.4, -38.8
Proper motion: 0.287 arcsec/yr (134.7° from north)
Source for proper motion: Gliese

What do all these fields mean?

Data for A and B's orbit around one other:
Combined absolute visual magnitude: +8.28
Combined visual luminosity: 0.043 x Sol
Observed Separation: 23.8 A.U.s
Year of separation observation: 1912
As seen from A:
     B would appear as magnitude -15.09
As seen from B:
     A would appear as magnitude -16.03

Data for A and B's orbit, take 2:
Observed Separation: 58.7 A.U.s
Year of separation observation: 1955
As seen from A:
     B would appear as magnitude -13.13
As seen from B:
     A would appear as magnitude -14.07


Component A:
Spectral class: M0
Luminosity Class: V
Apparent visual magnitude: +9.66
Absolute visual magnitude: +8.66
Visual luminosity: 0.030 x Sol
Comfort Zone (visual): 0.17 A.U.s


Component B:
Proper motion: 0.34 arcsec/yr (140.0° from north)
Source for proper motion: Gliese
Apparent visual magnitude: +10.60
Absolute visual magnitude: +9.60
Visual luminosity: 0.013 x Sol
Comfort Zone (visual): 0.11 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.