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

• ▸103P/Hartley
• ▸Great Depression in the United States
• ▸Axiom Mission 3

Uncatalogued shelf

Text from Wikipedia; plate via Wikimedia Commons. Text CC BY-SA 4.0; plate freely licensed (see Commons). Source record. Images and catalogue data are reproduced from open-access collections.