star catalogues: {| class="wikitable" style="text-align:center;" |+ Orbit pairs |- | ! scope="col" | Separation(arcsec) ! scope="col" | Separation(au) ! scope="col" | Most RecentPosition Angle ! scope="col" | Period(years) ! scope="col" | Semi-major axis(arcseconds) ! scope="col" | Notes |- ! scope="row" | AB-CD | 208.2 | 10,500 | 172 | | | ε1-ε2 |- ! scope="row" | AB | 2.3 | 116 | 347 | 1804.41 | 4.742 | components of ε1 |- ! scope="row" | CD | 2.4 | 121 | 79 | 724.307 | 2.92 | components of ε2 |- ! scope="row" | Ca-Cb | 0.1 | 5 | 225 | | | recently discoveredinterferometric companion |} References External links Epsilon Lyrae -- The Double Double Epsilon Lyrae 5 F-type main-sequence stars A-type main-sequence stars Lyra (constellation) Lyrae, Epsilon Lyrae, 04 5 173582 091919 7051 Durchmusterung objects