Deneb (HIP 102098)
Deneb is a white supergiant star in the constellation Cygnus. At 1,380 light years away, it is the 20th brightest star in the Earth's sky, where it shines at an apparent visual magnitude of 1.25. Deneb is the primary component of a multiple-star system. The iron abundance of Deneb is +0.15 (141.3% of the Sun). It is moving through the Galaxy at a speed of 7.4 km/s relative to the Sun. Its projected Galactic orbit carries it between 24,000 and 29,300 light years from the center of the Galaxy.
Sky position: RA 20h 41.4m, Dec +45° 16.8'
Common designations: Deneb, Alpha Cygni, 50 Cygni, HIP 102098, HD 197345, HR 7924
