Iota Aquilae

445 L ☉

ι Aquilae ( Iota Aquilae, short ι Aql ) is a star in the constellation Aquila. He is one of the two as Al Thalimain ( الثالمين AT Ṯālimayn; Arabic the ( two ) ostriches ) referred Stars and Al Thalimain Posterior was called. The second is λ Aquilae, which is distinguished as Al Thalimain Prior of Iota Aquilae.

Iota Aquilae has an apparent magnitude of 4.4 may, just 400 light years away from the Sun and has the spectral type B5. Therefore, he is a hot star with 14,000 Kelvin surface temperature. In the star catalogs it is run as a giant star, but yields the calculation of its dimensions (4.3 solar masses, 3.6 times the solar radius ), that he is a main sequence star in reality the the stage of a red giant is imminent only. He has an optical (ie not gravitationally bound ), 13.0 likes bright companion at an angular distance of 47.0 ".

Weblink

  • Al Thalimain Posterior at Jim Kaler

Swell

  • Individual fourth star size
  • Adler ( constellation )
Aquila (constellation) Declination Color index Astrometry Radial velocity Light-year Intrinsic brightness Proper motion Durchmusterung Bright Star Catalogue Smithsonian Astrophysical Observatory Star Catalog
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