Tags: Star.
Rho Aquarii (ρ Aqr ρ Aquarii) is the Bayer designation for a binary star in the equatorial constellation of Aquarius. It is visible to the naked eye with an apparent visual magnitude of +5.34. Based upon parallax measurements made during the Hipparcos mission this star is at a distance of roughly 880 light-years (270 parsecs) from Earth.This is a single-lined spectroscopic binary with the presence of a companion being revealed by Doppler shifts in the spectrum.
