Omega1 Aquarii (ω1 Aqr, ω1 Aquarii) is the Bayer designation for a star in the equatorial constellation of Aquarius. With an apparent visual magnitude of 4.96, this star is visible to the naked eye from the suburbs. The distance to this star can be estimated from the parallax as roughly 142 light-years (44 parsecs), with a 5% margin of error. This is a subgiant star, having a stellar classification of A7 IV. It is spinning rapidly with a projected rotational velocity of 105 km/s.