Magnitude 4.279 Apparent magnitude (V) 4.279 | ||
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Iota Aquarii (ι Aqr, ι Aquarii) is the Bayer designation for a star in the equatorial constellation of Aquarius. It is visible to the naked eye with an apparent magnitude of +4.279. Based upon parallax measurements made during the Hipparcos mission, the distance to this star is around 175 light-years (54 parsecs).
The spectrum of this star fits a stellar classification of B8 V, showing that this is a B-type main sequence star. It has 2.7 times the radius of the Sun and is spinning rapidly with a projected rotational velocity of 135 km/s. A 2010 infrared search for companions around this star was unsuccessful.
References
Iota Aquarii Wikipedia(Text) CC BY-SA