Tags: Star.
104 Aquarii is the Flamsteed designation for a double star in the equatorial constellation of Aquarius. Based on an annual parallax shift of only 3.89 ± 0.25 milliarcseconds the distance to this star is about 840 light-years (260 parsecs). At that range the brightness of the star in the V-band is reduced by 0.10 magnitudes as a result of extinction caused by intervening gas and dust.This is a double star and possible binary system.