Epsilon Draconis

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Epsilon Draconis (ε Dra / ε Draconis) is a star in the constellation Draco. It also has the traditional name Tyl.

Epsilon Draconis belongs to spectral class K0 and has apparent magnitude +3.8. It is approximately 147 light years from Earth.

Epsilon Draconis is resolvable as a double star in telescopes of 10 centimeters aperture or larger. The companion has an apparent brightness of 7.3 at an angular distance of 3.2 arcseconds. It is of the spectral type K5.

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