Astronomy and Space

Delta Aquilae

Delta Aquilae, also named Guqi, is a binary star system in the equatorial constellation of Aquila. Its Bayer designation is Latinized from δ Aquilae, and abbreviated Delta Aql or δ Aql. This system has an apparent visual magnitude of 3.4 and, based upon parallax measurements, is located at a distance of about 50.6 light-years (15.5 parsecs) from Earth. It is drifting closer with a radial velocity of −30 km/s. The system is predicted to come to within 25.4 ly (7.8 pc) of the Sun in around 335,000 years.

Also on this shelf

See also

• ▸Airborne observatory
• ▸French ship Indomptable (1790)
• ▸BioSentinel

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