V1285 Aquilae

light-years
Proper names: V1285 Aquilae
Catalog numbers:
     Gliese (Gl) 735, Hipparcos Input Catalog (HIC) 92871, Vyssotsky McCormick (McC) 188, Catalogue Astrographique (AC) +8°142-393
Arity: singular
Right Ascension and Declination: 18h55m27.429s, +8°24'8.82" (epoch 2000.0)
Distance from Sol: 37.8 light-years (11.6 parsecs)
Standard error in distance: 2.1549%
Source for distance: Hipparcos
Celestial (X,Y,Z) coordinates in ly: 8.96, -36.3, 5.52
Galactic (X,Y,Z) coordinates in ly: 28.4, 24.9, 1.61
Proper motion: 0.13 arcsec/yr (129.0° from north)
Radial Velocity: -13.5 km/sec
Source for proper motion and radial velocity: Gliese
Galactic (U,V,W) velocity components in km/s: -8.97, -9.78, -7.56

What do all these fields mean?


NOTE: This star is actually a close-orbiting binary pair. The data below are for both sub-components of the pair combined.
Spectral class: M3e
Luminosity Class: V
Apparent visual magnitude: +10.30 (increasing to +9.30)
Absolute visual magnitude: +9.98 (increasing to +8.98)
Visual luminosity: 0.0089 x Sol (increasing to 0.022 x Sol)
Variable type: UV Ceti flare star (eruptive variable)
Color indices: B-V= +1.53, U-B= +1.10, R-I= +1.08
Comfort Zone (visual): 0.094 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.