Tags: Star.
5 Aquilae is the Flamsteed designation for a quadruple star system in the constellation Aquila. The combined apparent visual magnitude of the system is 5.9 which means it is faintly visible to the naked eye. With an annual parallax shift of 8.94 mas the distance to this system is estimated as approximately 360 light-years (110 parsecs) albeit with a 13% margin of error.Two of the components of this system 5 Aquilae Aa and Ab are Am stars.